RX-V457/HTR-5840/DSP

A
B
C
D
E
F
G
H
I
J
L
K
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (SUBTRANS)
RX-V557/DSP-AX557
1
to POWER TRANSFORMER
R, L models : D2
to SUBTR (5)
to POWER CABLE
0.1
~
~
220K
to SUBTR (1)
AC69.0
6,2
-0.2
~
~
~
0
~
~
4.8
2
~
0
4.8
to MAIN (2)
F8
~
~
0
Page 86
~
~
4.8
C1
5.0
~
0
0
~
0
~
0
0
~
~
0
~
~
~
~
~
~
~
~
~
SUBTR (5)
to POWER TRANSFORMER
0
AC6.3
~
SUBTR (7)
~
~
0
1.1
~
0.8
1.3
10.3
~
0.1
0
0.1
10.3
3
IC401, 403: TLP421
Photo Transistor
SUBTR (1)
C1
Page 91
to CONVERSION
D5
C4
to SUBTR (3)
to SUBTR (6)
Page 83
D1
to FUNCTION
Anode 1
4 Collctor
Cathode 2
3 Emitter
J3
to SUBTR (2)
IC402: TC4013BP
Dual D-type Flip Flop
H9
0
5.6
4.8
0
3.9
3.9
3.9
3.9
4
11.3
SUBTR (6)
to SUBTR (2)
INPUT
SELECTOR
RESET1 4
4.8
-11.9
SET1 6
4.8
1 Q1
11.3
5.6
DATA1 5
5.6
6.6
SUBTR (8)
0
0
5
2 Q1
CL
CL
6.1
CL
to TUNER
5.5
4.9
5.0
-11.9
11.9
CL
CLOCK1 3
4.8
CL
CL
4.8
RESET2 10
5.6
11.3
4.8
7.3
-11.9
5.6
SET2 8
13 Q2
4.8
DATA2 9
6.6
4.7
CL
4.1
to SUBTR (2)
I3
12 Q2
CL
CL
4.8
0
CL
CLOCK2 11
F8
CL
to SUBTR (9)
CL
VSS 7
VDD 14
0
0
0
-4.9
6.0
0.2
2.1
0
0.4
1.7
-0.5
4.3
-0.6
6.0
0
0
0
0
E5
0.5
8
5.0
Y/C MIX
5.0
5.0
0
0
0
0
-0.2
-0.6
5.0
0
5.0
4.8
5.5
0
5.5
0.1
0.5
0.5
0
-0.6
0
0
0
0
4.8
0
0
0
4.8
0
0
0
4.9
4.8
4.8
0
4.7
4.8
4.8
4.9
5.0
0
5 +IN B
7 OUT B
0
4.8
IC609: TC74HCU04AFEL
Hex Inverters
4.8
0
5.0
4.8
0
0
4.8
4.8
4.8
0
5.0
4.8
5.0
4.8
2.3
0
2.3
5.0
0
0
0
1A 1
14 VCC
1Y 2
13 6A
2A 3
12 6Y
2Y 4
11 5A
3A 5
10 5Y
3Y 6
9 4A
GND 7
8 4Y
0.1
1
4.8
5.5
0.1
0
4.8
0
5.0
0.2
-0.6
6 –IN B
4
+ –
0
2
4.8
5.0
-0.2
5.0
-0.6
3
VEE
+ –
4.8
10.1
to XM
0
+IN A
8 VCC
0
4.8
J3
0
0
D8
5.0
0
–IN A
2
4.5
Page 93
5.0
to FUNCTION
0
Page 83
0
0
to SUBTR (7)
0
1
4.8
B-1
6.5
7.0
OUT A
4.8
6.0
4.8
0
Page 86
0
11.6
6.0
4.7
0
E1
2.6
0
5.3
4.7
4.7
2.7
0
4.8
to MAIN (1)
2.7
4.8
1.0
4.8
-0.6
2.9
4.8
4.8
-0.5
0
0
0.4
0
0
0
6.5
7
2.1
0.5
1.3
0.6
5.0
2.2
0
4.8
0
6.1
7.1
4.8
4.7
0.6
0
5.4
0
4.8
4.8
4.3
0.9
0
MICRO COMPUTER
0.2
0
0.5
0.9
11.6
4.8
0.2
5.0
-4.9
IC607, 608: TK15420M
Video Amp
0
4.7
0
6.0
4.9
4.7
0
4.8
0.3
0
4.8
0.2
0.5
0
4.8
4.3
4.8
0
0
0
3.9
3.9
11.3
3.9
0
3.9
0
4.8
4.8
0
Page 86
0
to MAIN (2)
G8
0
4.5
5.0
4.5
5.0
INPUT
SELECTOR
6.0
0
0
6.1
SELECTOR
0
3.9
3.9
11.3
3.9
0
6
4.8
0
4.8
0
3.9
4.8
0
0.4
C-1 C-2
0.9
SUBTR (9)
0.2
0
0
1.1
1.1
-4.9
0.6
E9
0
D8
0
0.6
Page 91
0
0
0
5.0
0
SUBTR (3)
to CONVERSION
0
-4.9
SELECTOR
0
to SUBTR (3)
0
0.2
SUBTR (10)
IC603, 606: TC74HC4053AF
Analog Multiplexer/Demultiplexer
SUBTR (2)
D4
to SUBTR (8)
9
Page 86
D7
Page 83
to OPERATION (1)
J1
to DSP
F9
VOUT
Point: B-1 Pin 13 of IC451
C IN
3
to SUBTR (10)
FL OUT
VIN 2
IC453: LC72722PM
RDS Signal Processor
VREF
IC452: NJU7201L55
Voltage Regulator
1
5
6
VDDA 3
PLL
(57 kHz)
REFERENCE
VOLTAGE
VSSA 4
MPX IN 2
IC601, 602, 901: LA7956
Video Switch
20
21
22
23
7
8
9
10
CCB
TEST
RAM
(24 BLOCK DATA)
MEMORY
CONTROL
ERROR CORRECTION
(SOFT DECISION)
SYNC / EC
CONTROLLER
CLK (4.332 MHz)
OSC/DIVIDER
11 16 17
13
12
X OUT
DO
CL
DI
CE
SYNC
DETECT-1
SYNC
DETECT-2
Point: C-2 Cathode of D453 and Pin 12 of IC451
1 D453
1 D453
2 IC451
2 IC451
19 RDS-ID
VIDEO SWITCH
4 INPUT 1 OUTPUT
CONTROL
18 SYNC
24 SYR
11
B
10
C
9
GND
8
VEE
7
0X
12
1X
13
0Y
2
1Y
1
0Z
5
1Z
3
VCC
6
16
LEVEL
CONVERTER
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
14
X-COM
15
Y-COM
4
Z-COM
SW
SW
SW
SW
SW
6dB
AMP
DRIVER
T1
T2
T3
T4
88
DATA
DECODER
SMOOTHING
FILTER
X IN
10
57 kHz
bpf
(SCF)
T5
T6
T7
GND
ANTIALIASING
FILTER
14 VDDD
15 VSSD
VREF
VREF
1
CLOCK
RECOVERY
(1187.5 Hz)
Point: C-1 Cathode of D453 and Pin 12 of IC451
A
INHIBIT
1
2
3
4
5
6
7
8
9
VIDEO
OUT
A
B
VIN1
GND
VIN2
VCC
VIN3
VIN4
POWER ON
(Connect the power cable)
POWER OFF
(Disconnect the power cable)
POWER ON
(Connect the power cable)
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
A
B
C
SCHEMATIC DIAGRAM (SUBTRANS)
D
E
F
G
H
I
J
L
K
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
HTR-5850
1
to POWER CABLE
to POWER TRANSFORMER
0.1
~
6,2
~
AC69.0
220K
-0.2
~
~
5.0
~
~
4.8
2
~
4.8
0
~
0
4.8
to MAIN (2)
Page 86
F8
0
~
0
0
0
~
0
0
~
~
~
~
0
~
~
~
~
~
~
~
~
~
0
~
~
AC6.3
SUBTR (7)
~
0
1.1
~
0.8
1.3
10.3
~
0.1
0
0.1
10.3
3
SUBTR (1)
C1
Page 91
to CONVERSION
D5
C4
to SUBTR (3)
to SUBTR (6)
Page 83
D1
to FUNCTION
J3
to FUNCTION
Page 83
D8
to SUBTR (7)
IC401, 403: TLP421
Photo Transistor
E5
0
SUBTR (2)
5.6
4.8
0
3.9
3.9
3.9
4
3.9
INPUT
SELECTOR
11.3
SUBTR (6)
to SUBTR (2)
Anode 1
4 Collctor
Cathode 2
3 Emitter
4.8
-11.9
4.8
11.3
5.5
5.6
4.9
5.6
SUBTR (9)
to TUNER
6.1
6.6
0
0
5
IC402: TC4013BP
Dual D-type Flip Flop
4.8
5.0
-11.9
11.9
4.8
5.6
RESET1 4
11.3
4.8
7.3
-11.9
5.6
SET1 6
4.8
6.6
1 Q1
DATA1 5
4.7
CL
CL
4.1
CL
to SUBTR (2)
I3
2 Q1
4.8
0
CL
CLOCK1 3
C4
CL
to SUBTR (9)
CL
RESET2 10
SET2 8
13 Q2
0.2
2.1
0
0.4
1.7
0.9
-0.5
4.3
-0.6
5.3
0
0
0
4.8
0
0
0
0
0
4.8
0
0
0
4.9
4.8
4.8
0
4.7
4.8
4.8
4.9
5.0
4.9
4.8
0
B-1
0
0
0
0
0
5.0
5.0
0
4.8
5.5
0
J3
5.5
-0.2
-0.6
5.0
0
5.0
0.1
0.5
0.5
0
-0.6
-0.6
0
0.2
0
1
5.5
0.1
0.4
0
4.8
IC609: TC74HCU04AFEL
Hex Inverters
0
C-1 C-2
0.9
0.2
0.6
0.6
-4.9
D8
E9
0
Page 91
0
SUBTR (3)
SUBTR (10)
to CONVERSION
5.0
0
to SUBTR (3)
0
0
1.1
Page 85
D7
Page 81
to OPERATION (1)
3
VOUT
Point: C-1 Cathode of D453 and Pin 12 of IC451
IC601, 602, 901: LA7956
Video Switch
1 D453
DRIVER
1
GND
10
1 D453
VIDEO SWITCH
4 INPUT 1 OUTPUT
CONTROL
12 6Y
2Y 4
11 5A
3A 5
10 5Y
3Y 6
9 4A
GND 7
8 4Y
Point: C-2 Cathode of D453 and Pin 12 of IC451
6dB
AMP
VREF
2A 3
IC603, 606: TC74HC4053AF
Analog Multiplexer/Demultiplexer
Point: B-1 Pin 13 of IC451
VIN 2
13 6A
J1
to SUBTR (10)
IC452: NJU7201L55
Voltage Regulator
14 VCC
1Y 2
to DSP
F9
9
1A 1
0
0
0
-4.9
0.2
1.1
5 +IN B
7 OUT B
4.8
0
0
4
+ –
5.0
0
SELECTOR
6 –IN B
VEE
+ –
0.1
5.0
-0.2
5.0
-0.6
Y/C MIX
5.0
0
0
3
4.8
to XM
0.5
Page 85
0
0
+IN A
8 VCC
4.8
0
0
0
2
4.5
10.1
0
5.0
1
–IN A
0
0
5.0
OUT A
4.8
5.0
4.8
0
0
4.8
4.8
6.5
0
IC607, 608: TK15420M
Video Amp
0
4.8
0
5.0
5.0
4.8
4.8
2.3
0
2.3
5.0
0
0
0
0
4.8
4.8
2
4.8
6.0
7.0
8
4.8
0.6
Page 86
11.6
6.0
4.7
4.8
2.6
0
6.0
0
4.7
4.3
2.7
0
VDD 14
4.8
4.8
4.7
2.7
2.9
4.8
1.0
4.8
to MAIN (1)
E1
-0.5
0
0
0.4
4.8
-0.6
6.5
7
2.1
4.8
0.6
5.0
2.2
4.8
0
0
0
0
CL
VSS 7
4.8
4.7
0.5
1.3
6.1
7.1
MICRO COMPUTER
0.2
0
4.3
0
CL
0
4.8
0
CL
CLOCK2 11
0
4.8
0.2
5.0
0.9
0
0
4.7
0.5
-4.9
11.6
0
4.8
4.7
0
0.2
0.5
4.8
4.8
0
5.4
0
0
0
0
6.0
4.8
0
0
3.9
3.9
11.3
3.9
0
-4.9
3.9
Page 86
0
0.3
6.0
12 Q2
CL
CL
4.8
0
to MAIN (2)
G8
0
0
0
6.0
DATA2 9
CL
0
5.0
4.5
5.0
INPUT
SELECTOR
4.5
0
6.1
SELECTOR
0
3.9
3.9
11.3
3.9
6
4.8
0
4.8
0
3.9
4.8
0
2 IC451
2 IC451
A
11
B
10
C
9
GND
8
VEE
7
0X
12
1X
13
0Y
2
1Y
1
1
2
3
4
5
6
7
8
9
0Z
5
VIDEO
OUT
A
B
VIN1
GND
VIN2
VCC
VIN3
VIN4
1Z
3
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
POWER ON
(Connect the power cable)
POWER OFF
(Disconnect the power cable)
INHIBIT
VCC
6
16
LEVEL
CONVERTER
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
14
X-COM
15
Y-COM
4
Z-COM
SW
SW
SW
SW
SW
POWER ON
(Connect the power cable)
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
89
A
B
C
D
E
F
G
H
I
J
L
K
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (SUBTRANS)
RX-V457/HTR-5840/DSP-AX457
1
2
to POWER TRANSFORMER
R, L models : D5
to SUBTR (5)
to POWER CABLE
0.1
~
~
AC69.0
6,2
220K
-0.2
~
~
3
5.0
~
~
4.8
~
~
~
0
4.8
to MAIN (2)
F8
IC401, 403: TLP421
Photo Transistor
~
0
Page 86
~
~
4.8
0
~
0
0
~
0
~
0
0
~
~
0
~
~
~
~
~
~
~
~
~
Page 92
0
AC6.3
~
~
~
0
1.1
~
0.8
1.3
E6
C7
C5
to VIDEO
D2
to SUBTR (4)
to SUBTR (3)
to SUBTR (6)
Page 83
(J model)
(U, C, R, T, K, A, B, G, E, L models)
D1
Anode 1
4 Collctor
Cathode 2
3 Emitter
to FUNCTION
10.3
SUBTR (2)
~
0.1
0
0.1
10.3
4
IC402: TC4013BP
Dual D-type Flip Flop
RESET1 4
SUBTR (1)
4.8
-11.9
SET1 6
1 Q1
4.8
DATA1 5
2 Q1
CL
to TUNER
to SUBTR (2)
to SUBTR (7)
CL
4.8
5.0
-11.9
11.9
4.8
RESET2 10
SET2 8
-11.9
5.6
to SUBTR (1)
C2
D8
CL
CL
13 Q2
4.8
to FUNCTION
F9
0
5.6
4.8
0
3.9
3.9
3.9
11.3
3.9
5
CLOCK1 3
5.6
Page 83
SUBTR (6)
INPUT
SELECTOR
CL
CL
J3
4.8
DATA2 9
12 Q2
CL
CL
4.8
0
4.7
CL
4.1
CLOCK2 11
SUBTR (5)
CL
CL
CL
VSS 7
to POWER TRANSFORMER
11.3
5.6
VDD 14
SUBTR (7)
SUBTR (9)
H3
6.1
0
0
0
0
4.8
0
4.8
0
0
4.8
0
0
0
4.9
4.8
4.8
0
4.7
4.8
4.8
4.9
5.0
0
0
6
4.9
0
0
0
to SUBTR (2)
0
0
6.6
0
4.9
5.6
4.8
5.5
I3
to MAIN (2)
Page 86
G8
SUBTR (4)
4.8
0
4.8
0
0
4.7
0
4.8
4.7
MICRO COMPUTER
0.2
2.1
0.2
0
0
0.4
to SUBTR (2)
0
0
0.4
4.8
4.8
4.8
6.0
GND
VEE
7
4.8
0
4.8
0X
12
0
1X
13
B-1
0Y
2
0
1Y
1
0Z
5
1Z
3
SW
15
Y-COM
4
Z-COM
SW
SW
SW
SW
0.1
0
4.8
VIN1
1
6dB
AMP
75Ω
Driver
6dB
AMP
75Ω
Driver
14
V+1
13
VOUT1
12
V+2
11
VOUT2
10
V+3
9
VOUT3
8
GND
0
NEE1
2
BIAS
6.1
VIN2
3
C-1 C-2
0
VEE2
4
VIN3
5
VEE3
6
PowerSave
7
BIAS
0
11.6
5.3
X-COM
IC702: NJM2581M
Video Amp
4.8
5.5
7.1
6.0
14
SW
4.8
0.1
5.0
6.5
6.0
BINARY TO 1-OF-8
DECODER WITH INHIBIT
4.8
0
5.0
4.8
0
0
4.8
4.8
4.8
4.8
0
5.0
4.8
5.0
4.8
2.3
0
2.3
5.0
0
0
0
0
4.8
0.6
4.8
4.3
4.8
0
0
1
to XM
Page 93
5.4
8
0
4.7
LEVEL
CONVERTER
4.8
J3
4.8
0
0
3.9
3.9
11.3
3.9
8
9
4.7
4.7
to MAIN (1)
E1
Page 86
6.1
4.8
3.9
0
0
3.9
3.9
11.3
3.9
3.9
4.8
5.5
5.5
11.6
6.0
10
4.8
10.1
0
6.0
B
C
4.8
4.8
INPUT
SELECTOR
A
11
1.0
2
16
4.8
2.1
4.8
VCC
6
4.8
4.7
4.8
INHIBIT
0
0.5
7
IC701: TC74HC4053AF
Analog Multiplexer/Demultiplexer
4.8
6dB
AMP
75Ω
Driver
6.0
BIAS
6.5
7.0
REF
0
0
Page 85
[ U, C, R, T, K, A, B, G, E, L models ]
SUBTR (3)
D7
Page 81
to OPERATION (1)
J1
to DSP
C5
9
VOUT
C IN
3
Point: B-1 Pin 13 of IC451
FL OUT
VIN 2
IC453: LC72722PM
RDS Signal Processor
VREF
IC452: NJU7201L55
Voltage Regulator
to SUBTR (9)
1
5
6
VDDA 3
PLL
(57 kHz)
REFERENCE
VOLTAGE
VSSA 4
MPX IN 2
IC601, 602, 901: LA7956
Video Switch
20
21
22
23
7
8
9
10
CCB
TEST
RAM
(24 BLOCK DATA)
MEMORY
CONTROL
ERROR CORRECTION
(SOFT DECISION)
SYNC / EC
CONTROLLER
CLK (4.332 MHz)
OSC/DIVIDER
11 16 17
13
12
X OUT
DO
CL
DI
CE
SYNC
DETECT-1
SYNC
DETECT-2
Point: C-2 Cathode of D453 and Pin 12 of IC451
1 D453
1 D453
2 IC451
2 IC451
6dB
AMP
19 RDS-ID
DRIVER
T1
T2
T3
T4
90
DATA
DECODER
SMOOTHING
FILTER
X IN
10
57 kHz
bpf
(SCF)
T5
T6
T7
GND
ANTIALIASING
FILTER
14 VDDD
15 VSSD
VREF
VREF
1
CLOCK
RECOVERY
(1187.5 Hz)
Point: C-1 Cathode of D453 and Pin 12 of IC451
VIDEO SWITCH
4 INPUT 1 OUTPUT
CONTROL
18 SYNC
24 SYR
1
2
3
4
5
6
7
8
9
VIDEO
OUT
A
B
VIN1
GND
VIN2
VCC
VIN3
VIN4
POWER ON
(Connect the power cable)
POWER OFF
(Disconnect the power cable)
POWER ON
(Connect the power cable)
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
A
B
C
D
E
F
G
H
I
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (VIDEO)
DSP-AX457
(J model)
1
Page 90
H3
to SUBTR (2)
2
3
4
5
6
IC851, 852: TC74HC4053AF
Analog Multiplexer/Demultiplexer
7
A
11
B
10
C
9
GND
8
VEE
7
0X
12
1X
13
0Y
2
1Y
1
0Z
5
1Z
3
INHIBIT
VCC
6
16
LEVEL
CONVERTER
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
J model
9
10
92
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
VIDEO
15
Y-COM
4
Z-COM
SW
SW
SW
VIN1
1
NEE1
2
VIN2
3
VEE2
4
VIN3
X-COM
SW
IC853: NJM2581M
Video Amp
8
14
SW
6dB
AMP
BIAS
6
PowerSave
7
6dB
AMP
75Ω
Driver
6dB
AMP
75Ω
Driver
BIAS
5
VEE3
75Ω
Driver
BIAS
REF
14
V+1
13
VOUT1
12
V+2
11
VOUT2
10
V+3
9
VOUT3
8
GND
J
K
L
M
N
A
1
B
SCHEMATIC DIAGRAM (XM)
(U, C models)
C
D
RX-V557/HTR-5850
E
F
G
H
I
J
L
K
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
RX-V457/HTR-5840
1.3
0
3.3
3.4
1.3
3.4
0
1.3
0
3.3
2
0
0
1.7
2.7
3.4
0
B-2
1.7
3
0
3.4
0
0
XMDT
0
1
3.4
2
0
3.4
3.4
3.4
4
5.0
3
0
RX-V557: Page 88
HTR-5850: Page 89
RX-V457/HTR-5840: Page 90
0
3.4
4.6
0
4.6
3.4
0
2.7
2.2
0
5.0
5
G8
G8
G8
to SUBTR (2)
2.2
1.7
2.1
1.7
0
1.7
0
0
0
0
3.4
0
0
2.1
2.1
0
4
0
3.4
2.1
0
1
0
3.4
1
47/16
Point: B-2 Pin 26 of IC1
BLM21P600SG
0.1/16
47/16
47/16
2.2K
3300p/50
3.3K
NE5532DR
Page 83
D8
to FUNCTION
0.1/16
2CH DAC
2.2K
1K
10/16
47/16
IC25: AK4384ET
D/A Converter
47/16
5
3.3K
3300p/50
10/16
10K
0.01/50
1K
10/16
47K
10K
NE5532DR
47K
0.1/16
no_use
RX-V557 model only
1
SMUTE/CSN
ACKS/CCLK
DIF0/CDTI
LRCK
BICK
SDTI
12.4 0.2
6
0.2 0.2
12.4
5.1
3.4
3.4
5.1
0
5.1
6
1
Clock
Divider
µP
Interface
7
8
Audio
Data
Interface
4
2
3
14
VDD
13
VSS
12
VCOM
15
DZFR
12
DZFL
AOUTL
AOUTR
ATT
8X
Interpolator
Modulator
SCF
11
ATT
8X
Interpolator
Modulator
SCF
10
5
PDN
AC 10.3
5.5
MCLK
9
De-emphasis
Control
12.4
0
12.4
P/S
5.5
to POWER
TRANSFORMER
0
0
IC26: NE5532DR
DUAL LOW-NOISE OPERATIONAL AMPLIFIERS
VCC+
XM
36 pF
7
1OUT
1IN–
1IN+
VCC–
1
8
2
7
3
6
4
5
VCC+
2OUT
2IN–
2IN+
IN+
37 pF
14 pF
15
IC21: µPC29M33T-E1
Voltage Regulator
IC22: NJM7805FA
Voltage Regulator
Sudden Current
Protection
Driver
Overheat Protection
Starter Circuit
Standard Voltage
INPUT
OUT
7 pF
15
INPUT
Safety Drive
Limiter
Amp.
IC24: SN74LV245APWR
Octal Bus Transceiver with 3-state Outputs
IN–
1
8
IC23: SN74AHCT1G32DCKR
2-Input or Gate
OUTPUT
3
A
1
B
2
GND
3
5
Vcc
4
Y
DIR 1
20 Vcc
A1 2
19 OE
A2 3
18 B1
A3 4
17 B2
A4 5
16 B3
A5 6
15 B4
A6 7
14 B5
A7 8
13 B6
A8 9
12 B7
GND 10
11 B8
OUTPUT
460
VCC–
Excessive Electric
Current Protection
2
GND
COMMON
IC27: PQ05RD11
Voltage Regulator
Vin
9
1
2
Vo
4
Vc
Control circuit
3
GND
10
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
93
A
B
C
D
E
F
G
H
I
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
RX-V457/HTR-5840/DSP-AX457: Page 90
SCHEMATIC DIAGRAM (MAIN)
1
G7
G7
G7
to POWER (1)
Page 87
E9
to SUBTR (2)
53.8
53.8
53.8
53.8
0
1.0
0.5
0.5
0
1.0
0
53.8
0
-1.0
0.5
0
-0.5
2
-1.0
0
-0.5
-0.5
0
0
0
0
0
-1.0
-47.2
0
-53.8
-53.8
-47.8
0
0
-47.8
0
-47.8
53.8
0
0
0
0
0
0
0
0
53.8
1.0
0.5
0.5
53.8
1.0
0
0
0
0
0.5
-1.0
-0.5
0
3
-0.5
-0.5
-1.0
-1.0
FRONT L
0
-53.8
-53.8
-47.2
0
-47.8
-47.8
-47.8
SURROUND L
53.8
53.8
1.0
1.0
0.5
0.5
0
53.8
0
0
4
0
to POWER (1)
Page 87
D9
-1.0
34.7
34.7
0
34.7
-0.5
-1.0
-0.5
-1.0
-53.8
8.7
0
-53.8
34.7
6.4
34.7
8.4
-47.2
to POWER (1)
Page 87
D9
0
-47.8
-47.8
34.7
8.7
-47.8
8.4
4.7
53.8
34.7
1.0
0.5
1.0
8.7
4.1
4.7
0
6.4
53.8
0
4.1
0
CENTER
4.1
4.7
53.8
0.5
4.7
-1.0
0
8.7
4.1
4.7
4.1
5
0
-0.5
-1.0
-53.8
-47.2
-0.5
0
-53.8
H5
H3
-1.0
0
-47.8
34.7
-47.8
-47.8
53.8
1.0
0.5
1.0
53.8
0.5
0
53.8
0
0
-1.0
0
6
0
-0.5
-1.0
-1.0
-0.5
0
-53.8
-47.2
-53.8
0
-47.8
-47.8
-34.7
-29.1
34.7
0
0
0
-29.1
-35.7
0
0
to POWER (1)
RX-V557/HTR-5850/DSP-AX557: Page 87
RX-V457/HTR-5840/DSP-AX457: Page 87
-28.5
34.6
34.6
34.6
0
0
AC79.1
-47.8
to POWER TRANSFORMER
53.8
1.0
0.5
1.0
53.8
AC53.7
0.5
0
53.8
0
0
-1.0
0
7
0
-0.5
-1.0
-1.0
0
-0.5
0
-53.8
-47.2
-51.8
53.8
-53.8
0
0
-47.8
-47.8
-47.8
53.8
53.8
0.1
53.8
1.0
0.1
-13.2
-53.8
4.2
4.3
-13.7
3.8
3.8
0.5
8
-13.7
0
0
0
0.5
0.5
-47.8
MAIN (2)
R210
1P4.7K
100
-49.9
-53.8
MAIN (1)
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
RX-V457/HTR-5840/DSP-AX457: Page 90
to SUBTR (2)
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
RX-V457/HTR-5840/DSP-AX457: Page 90
9
to SUBTR (2)
10
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
86
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
A2
A2
A3
G6
G6
G6
J
K
L
M
N
A
B
C
D
E
F
G
H
I
J
K
L
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (POWER)
to FUNCTION
Page 83
J4
1
19.0
AC30.4
-0.1
-0.1
12.0
5.0
18.9
0
10.3
-20.1
10.3
0
3.3
0
1.0
to POWER TRANSFORMER
5.0
0
AC18.5
2
10.3
-0.2
0.2
0
-12.0
-11.9
-20.1
Page 86
E6
to MAIN (1)
RX-457/HTR-5840/DSP-AX457 models
to FUNCTION
Page 83
J4
3
19.0
AC30.4
-0.1
-0.1
12.0
5.0
18.9
0
10.3
-20.1
10.3
0
3.3
5.0
0
2200
RX-557/HTR-5850/DSP-AX557 models
to FUNCTION
J5
Page 83
4
to POWER TRANSFORMER
0
1.0
AC18.5
10.3
-0.2
0.2
53.3
0
52.7
-12.0
1.0
-11.9
-20.1
FRONT L
52.7
53.8
0
0
-0.6
-0.6
0
Page 86
E6
to MAIN (1)
Page 91
G8
to CONVERSION
5
IC301: LM61CIZ
Temperature Sensor
53.3
52.7
52.7
+Vs
1.0
53.8
0
Vout
0
-0.6
-0.6
0
GND
53.3
6
52.7
52.7
53.8
-0.6
-0.6
1.0
IC302: NJM7812FA
IC304: NJM7805FA
Voltage Regulator
0
0
INPUT
OUTPUT
53.3
7
52.7
52.7
52.7
53.8
-0.6
-0.6
COMMON
53.3
1.0
0
52.7
1.0
IC303: NJM79M12FA
IC305: NJM79M05FA
Voltage Regulator
53.8
0
0
0
-0.6
-0.6
SURROUND L
COMMON
OUTPUT
53.3
8
52.7
1.0
CENTER
52.7
INPUT
53.8
0
0
-0.6
-0.6
IC306: NJM2388F
LOW DROPOUT VOLTAGE REGULATOR WITH ON/OFF CONTROL
Vin
9
POWER (1)
POWER (2)
Bandgrap
Reference
Cont
Page 86
A4
to MAIN (1)
Page 86
A4
to MAIN (1)
Page 86
2 Vout
1
4
+
-
ON/OFF
control
A1
Over Voltage
Protection
to MAIN (1)
GND
Thermal Over Current
Protection Protection
3
10
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
87
A
B
C
D
E
F
G
H
I
J
L
K
M
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (FUNCTION)
Page 82
to SUBTR (2)
D1
to DSP
to OPERATION (4)
MUTE
10.5
9.4
8 9.4
3
0
C3326 A,B
2
11.9
C3326 A,B
ANALOG IN
0
0
0
10
0
2
0
0.8
0
0
0.8
0
6
0
3
70
0
5
4
0
-10.7
-10.1
-10.1
0
to OPERATION (1)
C1
to DSP
K3
K2
K2
RX-V557/DSP-AX557: Page 84
HTR-5850: Page 85
RX-V457/HTR-5840/DSP-AX457: Page 85
G7
G7
G7
Page 82
J3
J3
J3
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
RX-V457/HTR-5840/DSP-AX457: Page 90
RX-V557/DSP-AX557: Page 84
HTR-5850: Page 85
RX-V457/HTR-5840/DSP-AX457: Page 85
1
N
0
11.9
0
1
0
2
0
4
-11.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-12.0
MUTE
4
CENTER
0
MUTE
SURROUND L
0
0
0
0
-11.9
0
SELECTOR
/VOLUME
0
0
0
0
0
0
0
0
3
0
2
0
0
0
8
MUTE
11.9
0
1
0
-11.9
-11.9
0
0
-11.9
0
0
0
-11.9
-11.9
0
0
0
0
0
0
0
0
7.0
0
0
0
0
0
0
0
0
0
0
0
C3326 A,B
0
C3326 A,B
0
C3326 A,B
0
6
0
5
0
0
ANALOG IN
-11.9
0
70
A4
0
0
Page 87
0
6
0
C3326 A,B
5
0
0.1
to POWER (1)
8
3
0
RX-V557/HTR-5850/DSP-AX557: Page 87
RX-V457/HTR-5840/DSP-AX457: Page 87
FRONT L
to POWER (1)
A3
A1
-12.0
10.9
7.0
7.7
7
0
5
0
6
7.7
4
-12.0
0
7
0
0
-7.6
65 GOUTFR
REC A
-10.7
REC B
REC C
64 VINFR
INA1 2
63 GOUTFL
BD3816K1
8
66 THGND
LOGIC
AGND1 1
-6.9
67 MUTE
68 CL
69 DA
70 AGND11
71 VEE
72 VCC
73 AGND12
74 ROUTA1
75 ROUTA2
76 ROUTB1
77 ROUTB2
78 ROUTC1
80 AGND13
-7.6
79 ROUTC2
IC301: BD3816K1
7-channel volume IC for 7-channel
INA2 3
FUNCTION
INB1 4
INB2 5
Input
select
62 VINFL
61 AGND10
60 TNF1
TREBLE
ING SW
59 TNF2
INC1 6
J5
to XM
(U, C models)
IND1 8
to SUBTR (9)
RECA2
RECB1
RECB2
RECC1
RECC2
OUT1
OUT2
INI1
INI2
27
26
25
24
23
22
21
20
19
18
17
OUT1 1
–IN1 2
+ –
7 OUT2
+IN1 3
6 –IN2
–VCC 4
5 +IN2
2, 6
–INPUT
+INPUT
3, 5
+
–
+
–
+
–
+
–
LOGIC
8
V–
4
50 OUTSR
INDVDFL 16
49 OUTSL
INDVDC 17
48 OUTCB
INDVDSR 18
47 AGND8
INDVDSL 19
46 OUTSW
INDVDCB 20
45 AGND7
INDVDSW 21
44 VINC
INA2
INB1
INB2
INC1
INC2
IND1
IND2
INE1
INE2
INF1
F-SW1: INPUT FUNCTION 1
F-SW2: INPUT FUNCTION 2
12
13
14
15
16
42 VINSR
OUT2 24
41 GOUTSR
25
26
27
28
29
30
31
32
33
34
GOUTSW
11
AGND5
10
INDSPSW
9
INDSPCB
8
INDSPSL
7
INDSPSR
6
INH2
5
INH1
4
ING2
3
INF2
2
43 GOUTC
6.1ch select
OUT1 23
INDSPC
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
1
ING1
F-SW2
F-SW1
*
1, 7
51 OUTC
INDVDFR 15
AGND3 22
INA1
10
FRL select
AGND2 14
OUTPUT
53 OUTFL
52 AGND9
INF2 13
8 +VCC
+ –
+
35
36
37
38
39
40
VINSL
RECA1
28
54 OUTFR
+
Master
Volume
INF1 12
GOUTSL
VCC
29
55 BNFB2
VINCB
BIAS
30
INE1 10
GOUTCB
VEE
31
V+
56 BNFA2
VINSW
DA
32
9
57 BNFB1
IND2 9
INE2 11
IC305: NJM4556AL
Dual OP-Amp
BASS
Output
mode
select
AGND6
CL
IC303, 304, 306: NJM2068MD
Dual OP-Amp
DGND
IC302: BD3841FS
Function Switch
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
58 BNFA1
INC2 7
INDSPFL
RX-V557: Page 93
AGND4
G8
C4
C5
INDSPFR
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
RX-V457/HTR-5840/DSP-AX457: Page 90
83
A
B
C
D
E
F
G
H
I
J
L
K
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (OPERATION)
RX-V557/DSP-AX557
1
FL DISPLAY
-21.0
-21.0
-26.2
-24.4
-20.7
-22.6
-24.3
-24.0
-26.3
-22.6
-26.3
-22.6
-22.5
-20.7
-20.7
-24.3
-24.4
-22.5
4.8
-22.6
-28.1
-22.6
-20.7
-24.3
-22.5
-20.7
-28.1
-20.7
-17.1
-24.4
-20.7
-20.7
-24.3
-22.4
-26.2
-20.7
-22.6
-28.3
-18.9
-20.7
-28.1
-18.8
-20.7
-24.4
-26.3
-17.1
-26.2
-17.0
-20.7
-18.9
-26.2
-26.2
-26.2
-26.2
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-21.0
-21.0
AC5.6
to POWER
TRANSFORMER
4.8
OPERATION (2)
-26.3
-20.7
-24.4
4.8
G1
-28.4
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
4
-26.3
4.8
-26.3
4.8
-26.2
-26.2
-26.2
-26.3
-26.2
-18.9
Page 83
4.8
-18.9
-26.2
-26.2
-26.2
-17.0
-26.3
4.8
4.8
-26.2
-26.2
-22.5
0
-18.8
-26.3
-28.3
2.1
-22.3
4.8
2.1
FL DRIVER
-18.9
-24.9
4.8
-18.9
4.8
-20.7
4.8
-26.1
0
-24.3
to FUNCTION
-22.6
-28.1
0
-24.4
-24.3
0
-24.4
-28.1
0
-22.5
-24.4
3
-24.0
-22.6
-24.4
-24.9
-24.2
-26.3
-22.5
-26.2
-26.2
-26.1
-21.4
-28.1
-24.4
4.8
2
OPERATION (4)
0
4.9
0
4.9
5
4.7
0
0
0
0
6
IC801: M66003-0101FP
FL Display Driver
7
OPERATION (1)
Display code
RAM
(8-bit x 60)
OPERATION (3)
CGROM
(35 bit x 166)
Page 88
H9
to SUBTR (2)
Page 83
J3
/CEFL 2
CKFL 3
DTFL 4
Serial
receive
circuit
dot data
write
data
CGROM
(35 bit x 16)
Code/
command
control
circuit
to FUNCTION
code
select
XIN 7
XOUT 6
8
/RESET 1
VDD
Vcc2
Vss
Vp
9
10
84
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
8
18
5
64
Clock
generator
44
Segment
output
circuit
Code
write
timing
clock
Display
controller
scan pulse
Segment
digit
select/
output
circuit
Digit
output
circuit
P35
19
P10
17
P9
9
P1
45
P36
52
G12
51
G13
50
G14
49
48
47
P38
46
P37
63
G1
53
G11
A
B
C
D
SCHEMATIC DIAGRAM (OPERATION)
HTR-5850
E
F
G
H
I
J
L
K
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
RX-V457/HTR-5840/DSP-AX457
1
OPERATION (1)
FL DISPLAY
0
0
OPERATION (2)
0
-22.5
-24.4
-28.1
-24.4
-24.3
-22.6
-28.1
-20.7
-24.9
2.1
2.1
4.8
-18.9
-18.9
OPERATION (4)
-18.8
FL DRIVER
-17.0
-22.5
0
-22.3
-26.3
-28.3
-18.9
4.8
4.8
4.8
-18.9
4.8
4.8
-26.1
-20.7
4.8
OPERATION (5)
-24.4
-24.3
-26.2
Page 83
4.8
-26.3
-24.4
3
-24.0
-22.6
-24.4
-24.9
-24.2
-26.3
-22.5
-26.2
-26.2
-26.1
-21.4
-28.1
-24.4
4.8
G1
2
to FUNCTION
0
0
0
0
to POWER
TRANSFORMER
-21.0
-21.0
-26.2
-24.4
-20.7
-22.6
-24.3
-24.0
-26.3
-22.6
-26.3
-22.6
-22.5
-20.7
-20.7
-24.3
-24.4
-22.5
4.8
-22.6
-28.1
-22.6
-20.7
-24.3
-22.5
-20.7
-28.1
-20.7
-17.1
-24.4
-20.7
-20.7
-24.3
-22.4
-26.2
-20.7
-22.6
-28.3
-18.9
-20.7
-28.1
-18.8
-20.7
-24.4
-26.3
-17.1
-26.2
-17.0
-20.7
-18.9
-26.2
-26.2
-26.2
-26.2
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-21.0
-21.0
0
AC5.6
4.8
-26.2
-26.2
4.8
-26.2
4.8
0
-28.4
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
4
-26.3
-26.3
0
-26.2
-26.2
-26.2
-26.2
-26.2
5
4.9
0
4.9
BASS/TREBLE
6
0
OPERATION (3)
4.7
0
0
0
0
SW812~SW815
RX-V457
B, G, E models
HTR-5840
B, G, E models
7
HTR-5850: Page 89
RX-V457/HTR-5840/DSP-AX457: Page 90
H9
H9
Page 83
J3
to FUNCTION
to SUBTR (2)
IC801: M66003-0101FP
FL Display Driver
8
Display code
RAM
(8-bit x 60)
CGROM
(35 bit x 166)
Code
write
/CEFL 2
CKFL 3
DTFL 4
Serial
receive
circuit
dot data
write
data
CGROM
(35 bit x 16)
Code/
command
control
circuit
code
select
XIN 7
XOUT 6
Clock
generator
44
Segment
output
circuit
timing
clock
Display
controller
scan pulse
Segment
digit
select/
output
circuit
9
/RESET 1
VDD
Vcc2
Vss
Vp
8
Digit
output
circuit
P35
19
P10
17
P9
9
P1
45
P36
52
G12
51
G13
50
G14
49
48
47
P38
46
P37
63
G1
53
G11
18
5
64
10
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
85
A
B
C
D
SCHEMATIC DIAGRAM (CONVERSION)
1
E
F
G
H
I
J
L
K
M
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
RX-V557/HTR-5850/DSP-AX557
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
N
H3
H3
to SUBTR (2)
IC710: TA8772AN
Delay Syatem for Color TV or VCR
Point: A-1 Pin 12 of IC711
R-Y OUT
B-Y OUT
B-Y CLAMP
DET.
R-Y IN
B-Y IN
30
29
28
27
26
MODE SW2 MODE SW1
25
24
B-Y FROM
CCD
R-Y FROM
CCD
GND
VGG
VOUT1
VDB1
VDB2
23
22
21
20
19
18
17
REF
Pulse
Remove
Pulse
Remove
Clamp
Clamp
Pulse
Ins.
Pulse
Ins.
AGC
Det
0
2.5
2.5
2.5
2.5
2.5
2.5
AGC
AGC
Clamp
AGC
Det
2.5
LPF
S/H
5.0
0
LPF
Bip. Block
2.5
x1 or x1/2
Clamp
S/H
CCD 1H
0.1
0.1
4.9
0.1
0
0
0.1
0
4.9
0
0
0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R-Y CLAMP
DET.
R-Y TO
CCD
B-Y TO
CCD
R-Y AGC
DET.
VCC
FILTER
ADJ.
S.C.P. IN
B-Y AGC
DET.
PLL
DET.
CLOCK
CLOCK IN
VSS
VIN1
VDD
VIN2
I2C GND R-Y2 IN
B-Y2 IN
Y2 IN
26
25
4.9
0
0
0
4.9
4.3
4.3
4.9
0
4.9
4.7
0
4.9
4.4
4.9
0
0
1.2
4.3
0
4.9
4.9
4.9
4.9
1.3
0
4.3
1.0
0.4
2.4
CHROMA
DECODER
A2
A1
4.3
Y OUT
GND
DAC TEST
SDA
SCL
Ys
R-Y1 IN
B-Y1 IN
Y1 IN
38
37
36
35
34
33
32
31
30
29
DAC2
Y OFFSET
SW
DAC
TEST
PEDESTAL
CLAMP
Ys
PEDESTAL
CLAMP
Y DL
HI : 2ch/LOW : 24h
SW
22 R-V/R OUT
C Vcc 42
(5V)
SW
YUV → RGB
MATRIX
0
UV/CbCr SW 43
0
23 ADRS SW
fsc
TRAP
Y DL
9.1
0.8
27
24 SW GND
DAC Vcc 41
(5V)
9.1
28
OFFSET
SW
SUB.
CONTRAST
PEDESTAL
CLAMP
4.4
I2C BUS
CONTROL
DAC1
Y IN 40
4.1
1.9
2.4
0
0
0
2.6
0
0
5.0
4.7
5.8
2.9
4.3
4.7
0.8
0
4.9
4
1.2
1.9
0.1
DAC2
0
6.0
1.9
0
5.7
DAC1 39
0.4
0
1.0
5.7
4.3
7.6
1.3
5.7
1.9
2.1
0
0
4.2
1.9
1.9
1.4
0
4.9
4.9
4.9
0
-4.9
2.4
INPUT
SELECTOR
6.5
Y/C
SEPARATER
IC711: TA1270BF
Sync Processing System
5.8
0
4.6
0
0
4.7
0
0
4.8
1.8
0
Clock
5.0
-4.9
0
-4.9
0
0
0
0
0
225fH
VCO
Det
0
-4.9
0
0
3
5.0
0
5.0
0
Pulse
HP. GP
0
-4.9
2.2
0
2.0
0
0
Point: A-2 Pin 1 of IC711
0
5.0
0
0
1/225
4.1
5.0
Ave
Bias
0
0
0.1
CCD 1H
0
0
0
16
REF
CCD Block
5.0
2
x1 or x1/2
VOUT2
SYSTEM
fsc OUT 44
21 B-Y/B OUT
SW
20 Y/G OUT
CW
MATRIX
TINT
19 SW Vcc
fsc
(9V)
3.3
DEMO
1H DL
CONTROL
1HDL CONT 45
0.7
1.2
18 SYNC Vcc
P/N ID
(9V)
0
0
0
-4.9
LPF / fsc
TRAP
SECAM
CONTROL
SECAM CONT 46
CHROMA
BLK
CP/HP
IN
NOSE
DET
17 CP/HP IN
SW
B-Y/Cb OUT 47
16 Dig GND
TOF
BPF
CbCr / UV
SW
V
SEP
APC
R-Y/Cr OUT 48
5
INPUT
SELECTOR
VCX0
19.2
0
5.1
0
0
0
0
0
0
0
0
V C/D
SCP
15 SCP OUT
32fH
VCO
1
2
3
4
5
6
7
8
9
10
11
12
4.43MHz
X'tal
M-X'tal
3.58MHz
X'tal
APC
C GND
C IN
V-SEP
SYNC
IN
SYNC
OUT
H. AFC
SYNC
GND
32fH
VCO
9.1
0
H C/D
SYNC
SEP
ACC
SUB
COLOR
H. AFC
13
14
VD OUT HD OUT
3.3
-3.4
3.3
IC712: NJM7809FA
Voltage Regulator
0
IC709: TK15420M
Video Amp
0
-4.9
0
0
INPUT
5,1
6
8.5
OUTPUT
OUT A
1
–IN A
2
+IN A
3
6 –IN B
VEE
4
5 +IN B
8 VCC
+ –
+ –
7 OUT B
0
0.8
0.2
COMMON
0
0
4.9
-4.9
-11.1
IC713: BA50BC0T
Low-Dropout Voltage Regulator with Low Saturation
-2.8
-3.4
Vcc
7
Vref
Driver
R2
INPUT
SELECTOR
R1
OCP
TSD
1
R, T, A, B, G, E, L models
2
3
GND
Vcc
OUT
1H DELAY LINE
IC714: NJM7905FA
Voltage Regulator
8
J model
COMMON
CONVERSION
OUTPUT
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
F9
G9
Page 87
H5
to POWER (1)
to SUBTR (10)
INPUT
9
IC701, 702, 704: TC74HC4052AF
Analog Multiplexer/Demultiplexer
A 10
B 9
GND 8
VEE 7
0X 12
1X
INH
VCC
6
16
LEVEL
CONVERTER
IC703: NJM2581M
Video Amp
VIN1
BINARY TO 1-OF-4
DECODER WITH INHIBIT
NEE1
VIN2
10
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
SW
15
11
0Y
1
1Y
5
2Y
2
3Y
4
BIAS
13
6dB
AMP
3
14
75Ω
Driver
12
VEE2
4
VIN3
5
VEE3
6
BIAS
ANALOG
THROUGH MODE
VERTICAL EDGE
ENHANCEMENT CIRCUIT
VOUT1
6dB
AMP
SW
3
SW
LINE
MEMORY
LINE
MEMORY
+
VOUT2
Y-LPF
24 Y OUT
Y DAC
–
Y-COM
PowerSave
7
BIAS
REF
75Ω
Driver
10
V+3
9
VOUT3
8
GND
C-BPF
CLAMP
C-BPF
C-BPF
DYNAMIC COMB FILTER
4 fsc
KILLER
C-BPF
Trap
C-LPF
20 C OUT
C DAC
8 fsc
1/2
1Y 2
13 6A
2A 3
12 6Y
2Y 4
11 5A
3A 5
10 5Y
3Y 6
9 4A
GND 7
8 4Y
IC708: TC74HC4053AF
Analog Multiplexer/Demultiplexer
A
11
B
10
C
9
GND
8
VEE
7
0X
12
1X
13
0Y
2
1Y
1
0Z
5
1Z
3
INHIBIT
VCC
6
16
LEVEL
CONVERTER
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
14
X-COM
15
Y-COM
4
Z-COM
SW
SW
SW
SW
SW
INPUT STATES
"ON" CHANNNEL (S)
INHIBIT C B A
0
0X, 0Y, 0Z
0 0 0
0
1X, 0Y, 0Z
0 0 1
0
0X, 1Y, 0Z
0 1 0
0
1X, 1Y, 0Z
0 1 1
0
0X, 0Y, 1Z
1 0 0
0
1X, 0Y, 1Z
1 0 1
0
0X, 1Y, 1Z
1 1 0
0
1X, 1Y, 1Z
1 1 1
1
NONE
X X X
SW
I2C BUS
PLL
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
14 VCC
COLOR
V+2
ADC
1A 1
X-COM
SW
SW
11
IC706, 707: TC74VHCU04FT
Hex Inverters
V+1
AIN 5
SW
14
3X
75Ω
Driver
SW
13
2X
6dB
AMP
1
2
IC705: TC90A49F
3 Line Digital Y/C Separator
INHIBIT
0
0
0
0
1
B
0
0
1
1
X
A
0
1
0
1
X
0x, 0y
1x, 1y
2x, 2y
3x, 3y
NONE
15
17
11
12
CKIN
FIL
SDA
SCL
13
14
TEST KILLER
91
RX-V557/HTR-5850/DSP-AX557
RX-V457/HTR-5840/DSP-AX457
■ PIN CONNECTION DIAGRAM
• ICs
• Diodes
LM61CIZ
NJM7805FA
NJM7809FA
NJM7812FA
NJU7201L55
µPC29M33T-E1
NJM79M05FA
NJM79M12FA
PQ012FZ01ZP
NJM2388F
1N4002S
1SS133
1SS270A
1T2
MTZJ15A
MTZJ2.4B
MTZJ27A
MTZJ30A
Anode
Cathode
1: GND
2: VIN
3: VOUT
3: GND
2: Vout
1: +Vs
3: IN
3: IN
1: OUT
2: COM
SN74AHC1G08DCKR
SN74AHCT1G32DCKR
NE5532DR
3: COM
2: COM
2: IN
NJM2068MD
TK15420M
1: OUT
1
PQ05RD11
4
5
NJM78M05DL1A
TS6P03G
4
8
3
1
8
1
BA50BC0T
–
TC74HCU04AFEL
TC4013BP
LA7956
1
1
TC74HC4052AF
TC74HC4053AF
TC74VHCU04FT
7
SN74LV245APWR
1
AK4384ET
16
TA8772AN
17
12
12
16
24
8
1
1
MBM29LV400BC-70PFT
TA1270BF
1
AK4628VQ
25
33
39
24
34
48
15
44
23
41
65
1
14
12
80
11
W9816G6CH
50
36
LC89057W-VF4D-E
24
26
24
M66003-0131FP
13
48
25
24
37
48
25
12
36
1
33
32
49
13
1
12
1
25
64
17
1
37
80
25
1
1
XMDT
E
B
48
16
E
C
2SA1695
2SC4468
BC
C
22
1
CB
2SA1708
2SA1770
2SC4488
2SC4614
40
48
24
CB
BD3816K1
64
38
2SB1274
E
E
2SA1037K
2SC2412K
2SD1938F
DTC144EKA
30
1
1
2SC1740S
2SD1915F
15
16
32
24
• Transistors
2SA1015
2SA949
2SC1815
2SC1890A
2SC2229
2SC2240
2SC535
2SA2N5401C
2SC2N5551C
1
BD3841FS
LC72722PM
10
20
1
1
1
TC90A49F
8
7
14
14
–
+
+
3
3
9
8
1
~
~
1
4
1
NJM4556AL
N
A
–
7
14
C
Cathode
S1NB20
S1NB60
+
4
1
Anode
D3SBA20
KBP103G
4
5
SB01-05Q
1
1: OUT
NJM2581M
SN74AHCT00PWR
SN74AHCT08PWR
SN74LV157APWR
SN74LVU04APWR
1SS355
MA8030-L
MA8051-M
MA8056-M
MA8068-H
MA8075-H
MA8091-M
MA8100-M
RB500V-40
UDZ3.6BTE-17
B
E
BC
E
A
B
C
D
E
F
G
H
I
J
L
K
M
N
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (DSP 1/2)
J9
J9
J9
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
RX-V457/HTR-5840/DSP-AX457: Page 90
1
to SUBTR (2)
IC2: LC89057W-VF4D-E
Digital Audio Interface Transceiver
EMPHA/UO AUDIO/VO
32
33
INT CL CE CI
35 48 39 38
XMODE
41
Point: A-3 Pin 28 of IC2
RXOUT 1
Microcontroller
I/F
Cbit, Ubit
37 DO
0
3.0
0.5
0.4
3.4
4.8
0
4.9
1.3
21 RDATA
4.0
0.1
4.3
0.1
0
4.0
3.4
1.6
1.6
4.4
A-3
0.1
29
XIN
0
0
23 SLRCK
0
0.1
0
1.7
0.1
3.4
1.9
1.7
0.1
0
1.8
0.2
3.4
0
1.7
0
5.0
0
5.0
5.0
5.0
0.1
5.0
0
1.7
0
0.7
0.1
0.1
0.7
1.7
4.5
0
4.5
3.4
34
IC6: W9816G6CH
512K x 2 Banks x 16 Bits SDRAM
CLK 35
0
0.4
0.5
3.4
0
3.4
0.1
3.4
3.0
3.4
0
0
27
CLOCK
BUFFER
0
3
28
XOUT XMCK CKST
3.4
0
4.8
3.4
1.7
0
0.1
1.7
0
1.7
1.7
3.4
0
0
0.1
22 SBCK
TXO/PIOEN 48
3.4
0
20 RLRCK
1/N
3.4
3.4
0
Modulation
&
Parallel Port
1.7
3.4
4.4
0
TLRCK/PIO2 46
TDATA/PIO3 47
3.4
4.9
TBCK/PIO1 45
0
DIR
3.4
3.4
Clock
Selector
TMCK/PIO0 44
4.8
0.1
16 RMCK
17 RBCK
PLL
LPF 13
3.1
3.4
24 SDIN
3.4
0.1
BUFFER
3.4
0
3.4
0
0
0.1
4.9
Data
Selector
3.4
3.4
0.1
Demodulation
&
Lock detect
Input
Selector
RX5/VI 9
RX6/UI 10
0
2
36 RERR
RX4 8
3.4
3.4
RX3 5
3.4
3.4
3.4
0
2.9
0
4.9
3.4
RX2 4
0
3.2
2.0
1.3
RX0 2
RX1 3
CKE 34
CS 18
RAS 17
SELECTOR
CAS 16
COMMAND
DECODER
COLUMN DECODER
CONTROL
SIGNAL
GENERATOR
R
O
W
D
E
C
O
D
E
R
WE 15
4.0
0
A10 20
CELL ARRAY
BANK #0
2 DQ0
3 DQ1
5 DQ2
6 DQ3
SENSE AMPLIFIER
8 DQ4
4.9
9 DQ5
4
0
4.3
3.4
A0 21
∼
A3 24
0
A4 27
∼
A9 32
0
11 DQ6
12 DQ7
ADDRESS
BUFFER
REFRESH
COUNTER
DQ
BUFFER
39 DQ8
40 DQ9
42 DQ10
BA 19
DIGITAL IN
4.9
MODE
REGISTER
43 DQ11
45 DQ12
46 DQ13
COLUMN
COUNTER
COLUMN DECODER
0
3.4
3.4
1.3
0
3.4
0
1.3
0
1.3
3.4
3.4
1.3
0
3.4
3.4
3.4
3.4
3.4
0
1.3
3.4
3.4
3.4
0
1.3
1.3
0
0
49 DQ15
D
E
C
O
D
E
R
0
3.1
1.3
0
3.4
0
1.3
BUFFER
1.7
3.4
0
4.9
0.1
0.1
4.0
48 DQ14
R
O
W
3.4
REFRESH
COUNTER
CELL ARRAY
BANK #1
14 LDQM
36 UDQM
SENSE AMPLIFIER
ANALOG IN
3.4
0.1
1.7
4.9
2.3
1.8
4.4
5
1.3
0.2
0
1.7
0.1
1.3
1.3
3.4
1A 2
0
3.4
~
1.3
0
0.1
4.9
4.9
1.3
0.1
1B 3
0.1
0.1
1.3
2A 5
0
0
4.9
4 1Y
1.3
0.1
0
IC7: SN74LV157APWR
Quadruple 2-line to 1-line data selectors/multiplexers
1.3
3.4
DIGITAL IN
7 2Y
3.4
0
2B 6
1.7
0.1
1.7
0.1
3.4
1.7
A/B
1A
1B
1Y
2A
2B
2Y
GND
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
VCC
G
4A
4B
4Y
3A
3B
3Y
3A 11
DIGITAL IN
9 3Y
0
0
6
3B 10
3.4
1.3
1.7
1.3
MAIN
DECODER
3.4
0
1.3
3.1
4A 14
ANALOG IN
3.2
12 4Y
4B 13
3.2
3.2
3.2
G 15
3.2
0
A/B 1
3.4
3.1
0
3.0
16M SRAM
1.3
3.4
0
3.2
1.3
3.2
3.2
3.2
0.5
4M ROM
3.2
7
0
3.2
1.3
3.2
3.5
0
3.1
3.2
0.2
0.2
3.4
1.3
3.1
0.2
3.5
3.4
0
0
0
0.2
0
1.3
3.4
3.2
3.2
0.2
3.2
3.1
3.2
3.2
0.8
3.2
0
3.2
3.5
3.5
0.2
3.1
1.3
3.2
3.4
3.2
0.2
3.2
0.2
3.2
3.4
3.2
0
3.2
0
0
0
3.2
3.2
3.2
1.3
3.4
3.2
3.2
1.3
0
3.5
3.5
1.3
3.2
3.4
3.2
3.5
RESET
3.4
1.8
State
Control
Command
Register
3.2
Program Voltage
Generator
3.2
0.2
Chip Enable
Output Enable
Logic
3.2
3.5
3.4
3.4
3.4
3.4
8
BYTE
3.2
3.4
0.2
3.2
0.8
0.2
1.7
3.2
0.2
0.2
2.1
3.2
0.4
1.7
2.5
3.1
0.4
2.1
2.7
0.4
2.5
3.4
0
3.4
2.7
0.4
3.4
3.5
0
0.4
0.4
Input/Output
Buffers
Erase Voltage
Generator
WE
3.2
3.2
3.4
3.4
1.3
3.4
0.2
0.2
0.2
0
3.4
1.3
0.2
0.2
0.2
0.2
0.8
0.2
1.3
0
3.4
0
0.2
3.4
0
1.3
1.8
0.2
1.7
0
3.4
2.1
2.5
2.7
3.4
1.3
0
3.4
0.4
0.3
0.4
0
1.3
3.4
3.4
3.4
0
1.3
0
RY/BY
V CC
V SS
3.2
3.4
DQ 0 to DQ 15
RY/BY
Buffer
3.2
3.4
3.4
IC8: MBM29LV400BC
FLASH MEMORY
CE
OE
STB
Low V CC Detector
Timer for
Program/Erase
Address
Latch
STB
Data Latch
Y-Decoder
Y-Gating
X-Decoder
Cell Matrix
A0 to A17
A-1
DSP
9
IC1: SN74LVU04APWR
Hex Inverters
IC3: SN74AHCT00PWR
Quad 2-Input Nand Gate
IC10: SN74LV245APWR
Octal Bus Transceiver with 3-state Outputs
IC11: µPC29M33T-E1
Voltage Regulator
IC12: SN74AHC1G08DCKR
2-Input And Gate
Vcc
1Y 2
13 6A
1B
2
13
4B
2A 3
12 6Y
1Y
3
12
4A
2Y 4
11 5A
2A
4
11
4Y
3A 5
10 5Y
2B
5
10
3B
2Y
6
9
3A
GND
7
8
3Y
3Y 6
10
GND 7
9 4A
8 4Y
DIR 1
20 Vcc
A1 2
19 OE
A2 3
18 B1
A3 4
17 B2
A4 5
16 B3
A5 6
15 B4
A6 7
14 B5
A7 8
13 B6
A8 9
12 B7
GND 10
11 B8
Amp.
IC22: SN74AHCT08PWR
Quad 2-Input And Gate
IC26: SN74AHCT1G32DCKR
2-Input or Gate
INPUT
Safety Drive
Limiter
Sudden Current
Protection
14
Driver
1
Overheat Protection
1A
Starter Circuit
14 VCC
Standard Voltage
1
1A 1
IC13: PQ012FZ01ZP
Voltage Regulator
A
1
B
2
GND
3
5
Vcc
DC input
(Vin)
1
3
DC output
(Vo)
1A
1
14
Vcc
A
1
1B
2
13
4B
B
2
1Y
3
12
4A
GND
3
2A
4
11
4Y
2B
5
10
3B
2Y
6
9
3A
GND
7
8
3Y
5
Vcc
4
Y
Specific IC
3
OUTPUT
4
Y
Bias power supply
(VB)
2
4
5
GND
Excessive Electric
Current Protection
2
GND
ON/OFF control
(Vc)
A15
A14
A13
A12
A11
A10
A9
A8
N.C.
N.C.
WE
RESET
N.C.
N.C.
RY/BY
N.C.
A17
A7
A6
A5
A4
A3
A2
A1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
A16
BYTE
VSS
DQ 15/A-1
DQ7
DQ14
DQ6
DQ13
DQ5
DQ12
DQ4
VCC
DQ11
DQ3
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
OE
VSS
CE
A0
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
81
A
B
C
D
E
F
G
H
I
J
L
K
M
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (DSP 2/2)
Page 83
1
B1
E1
Page 83
to FUNCTION
to FUNCTION
RX-V457/HTR-5840/DSP-AX457
U, C
RX-V557/HTR-5850/DSP-AX557
R, T, K, A, B, G, E, L
J, R, T, K, A, B, G, E, L
U, C
IC9: NJM78M05DL1A
Voltage Regulator
INPUT
OUTPUT
2
COMMON
IC14: SN74LV157APWR
Quadruple 2-line to 1-line data selectors/multiplexers
1A 2
4 1Y
1B 3
3
2A 5
7 2Y
2B 6
A/B
1A
1B
1Y
2A
2B
2Y
GND
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
VCC
G
4A
4B
4Y
3A
3B
3Y
3A 11
9 3Y
3B 10
4A 14
SELECTOR
12 4Y
4B 13
DIGITAL IN
9.9
G 15
5.1
A/B 1
11.9
0
0
DATT
Format
Converter
DATT
2.5
0 11.9
1.7
1.7
0
1.3
2.5
1.3
2.5
1.3
2.5
CODEC
1.3
6
CENTER
2.5
0
0
0
0.1
23
LPF
DAC
DATT
ROUT3
24
LPF
DAC
DATT
LOUT4
21
LPF
DAC
DATT
ROUT4
22
LPF
DAC
DATT
SDIN1
SDIN2
SDIN3
SDIN4
1
SDOS
9
SDTO
SDTI1
SDTI2
SDTI3
SDTI4
6
7
8
12
MCLK
DZF1
AVSS
AVDD
VREFH
VCOM
37
36
35
34
SDOS
1
33
DZF2/OVF
I2C
2
32
RIN
SMUTE
3
31
LIN
BICK
4
30
NC
LRCK
5
29
MASTER
SDTI1
6
28
ROUT1
SDTI2
7
27
LOUT1
SDTI3
8
26
ROUT2
SDTO
9
25
LOUT2
DAUX
10
24
ROUT3
DFS0
11
23
LOUT3
SDTI4
0
4.8
0.4
0
3.4
SDOUT
LOUT3
P/S
DAUX
AK4628
22
DAC
BICK
10
ROUT4
LPF
4
21
DAC
LRCK
BICK
LOUT4
LPF
DATT
20
26
DAC
MCLK
5
CAD0
25
LPF
39
LRCK
19
2.5
5.0
5.0
ROUT2
0
1.8
0
0
LOUT2
28
MCLK
CAD1
ROUT1
38
DATT
39
DAC
LPF
18
27
17
LOUT1
PDN
5
TST1
HPF
DIF0/CSN
ADC
40
32
-11.9
16
RIN
Audio
I/F
DVSS
HPF
DIF1/SCL/CCLK
ADC
41
31
15
FRONT L
LIN
DVDD
0
0
0.1
LOOP0/SDA/CDTI
IC16: AK4628VQ
192kHz 24Bit 8-channel CODEC
TDM0
2.5
0
0.1
42
2.5
1.7
0
1.7
0
43
1.7
44
0
ANALOG IN
0
14
1.7
13
0
0
12
1.7
DZFE
1.7
1.3
5.1
TVDD
1.3
9.9
5.0
0
2.5
3.4
0.1
5.0
3.4
2.5
4
2.5
2.5
0
0.1
2.5
0
0
ANALOG IN
2.5
2.5
0
0
0
3.4
0
5.0
3.4
0.1
0
-11.9
IC18, 21: NJM2068MD
Dual OP-Amp
0
0
SURROUND L
0 11.9
0
OUT1 1
0.1
–IN1 2
0
8 +VCC
+ –
+ –
7 OUT2
+IN1 3
6 –IN2
–VCC 4
5 +IN2
0.1
7
0
-11.9
IC19, 20: NE5532DR
DUAL LOW-NOISE OPERATIONAL AMPLIFIERS
0 11.9
0
0.1
VCC+
36 pF
0
0.1
0
-11.9
8
IN+
37 pF
14 pF
15
OUT
7 pF
IN–
15
DSP
9
460
VCC–
10
82
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★ s印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリス
トに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
1OUT
1IN–
1IN+
VCC–
1
8
2
7
3
6
4
5
VCC+
2OUT
2IN–
2IN+
N