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RX-V457
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Yamaha RX-V457, RX-V557, HTR-5880, DSP-AX457, DSP-AX557 Schematic

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Page 1
A
BCDEFGH I JK
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
L MN
SCHEMATIC DIAGRAM (SUBTRANS)
1
to POWER CABLE
RX-V557/DSP-AX557
to POWER TRANSFORMER
R, L models :
D2
to SUBTR (5)
0.1
6,2
5.0
2
0
F8
to MAIN (2)
Page 86
0
0.8
0.1
4.8
0
0
0
4.8
4.8
0
0
~
~
0
0
~
~~
~
0
~
~
220K
~
~
~
~
~
~
~
~
~
~
~
0
~
~
~
~
~
~
~
~
~
~
1.1 1.3 10.3
0.1 10.3
-0.2
~~
AC69.0
0
AC6.3
C1
to SUBTR (1)
SUBTR (5)
to POWER TRANSFORMER
SUBTR (7)
3
SUBTR (1)
Page 91
J3
INPUT
SUBTR (6)
4
SELECTOR
3.9
3.9
3.903.904.8
11.3
to SUBTR (2)
5.6
to CONVERSION
C1
D5
to SUBTR (3)
C4
to SUBTR (6)
Page 83 D1
to FUNCTION
to SUBTR (2)
H9
11.3
5.5
5.65.6
4.9
5
6.1
6.6
0
0
11.3
7.3
6.6
to SUBTR (2)
I3
SUBTR (8)
to SUBTR (9)
F8
to TUNER
5.0 11.9
5.6
5.6
0
-11.9
-11.9
-11.9
4.7
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.1
IC401, 403: TLP421 Photo Transistor
Anode
1
Cathode
2
IC402: TC4013BP Dual D-type Flip Flop
RESET1
4
SET1
6
DATA1
5
CL
CLOCK1
3
RESET2
10
SET2
8
DATA2
9
CL
CLOCK2
11
VSS
7
VDD
14
43Collctor
Emitter
Q1
1
Q1
CL
CL
CL
2
CL
CL
Q2
13
Q2
CL
CL
CL
12
CL
CL
6
7
8
9
10
88
3.9
3.9
INPUT
SELECTOR
3.9
3.9
11.6
6.0
5.4
11.6
6.0
5.3
5.0
-0.6
5.0
0
-0.6
SELECTOR
IC452: NJU7201L55 Voltage Regulator
VREF
3.9
0
4.8
6.1
0
3.9
11.3
3.9
0
4.8
6.0
0
3.9
11.3
6.16.0
6.5
7.1
0
0
6.06.0
6.5
7.0
0
0
0
00
0
5.0
0.5
0.5
0.1
0
0
-4.9
0 1.1 1.1
0
1
GND
0
004.804.9
0
SELECTOR
5.0
0
00
0
0
5.0
2.2 2.9
00
0
0
5.0
-0.2
-0.6
-0.2
0.6
0.6
-4.9
0
0
0.3
0
-4.9
0
0
5.0
Y/C MIX
5.0
-0.6
0.2
0
0
0.5
2.7 2.7 2.6
0
0
5.0
0.2 0.2
0.5
5.0 4.5
0
00
5.0
0.2
0.4
4.5
4.5
0
0
0
0
-4.9
5.0
4.3
0.9
0.9
4.3
1.3
0.5 0
5.0
0.9
0.2
0
0.6
-0.5
-0.5 0
1.7
-0.6
-0.6
0
to SUBTR (7)
to FUNCTION
E5
Page 83 D8
SUBTR (9)
0
0
0
0
0
5.0
0
to MAIN (2)
Page 86 G8
to MAIN (1)
Page 86 E1
J3
to XM
Page 93
10.1 5.5 0
4.8
5.0
5.5
1
4.8
5.5
2.1
4.8 4.8
0.1
0.100
C-1 C-2
0
0.4
4.8
D8
to SUBTR (3)
SUBTR (3)
E9
SUBTR (10)
Page 91
to CONVERSION
D4
to SUBTR (8)
Page 86 D7
to OPERATION (1)
4.8
4.8
4.8
4.7
4.7
0.2
0.2
0
4.7
2.1
0.4
4.8
1.0
4.8
4.7
0
0.5
4.8
4.8
4.8
4.7
4.8
5.0
MICRO COMPUTER
4.3
4.8
0.604.8
Page 83
to DSP
4.8
4.9
4.8
4.8
4.7
0
4.8
4.90004.8
B-1
2
0
0
2.302.3
4.8
0
5.0
4.8
4.8
J1
F9
IC453: LC72722PM RDS Signal Processor
to SUBTR (10)
Point: B-1 Pin 13 of IC451 Point: C-1 Cathode of D453 and Pin 12 of IC451 Point: C-2 Cathode of D453 and Pin 12 of IC451
32
VOUTVIN
3
VDDA
VSSA
MPX IN
DO
CL
DI
CE
T1 T2 T3 T4
REFERENCE
VOLTAGE
4
ANTIALIASING
2
20 21 22 23
7 8 9
10
FILTER
VREF
1 5 6
57 kHz
bpf
(SCF)
(24 BLOCK DATA)
CCB
MEMORY
TEST
CONTROL
RAM
FL OUT
VREF
SMOOTHING
FILTER
ERROR CORRECTION
(SOFT DECISION)
C IN
(57 kHz)
CLK (4.332 MHz)
OSC/DIVIDER
PLL
SYNC / EC
CONTROLLER
SYNC
DETECT-1
CLOCK
RECOVERY
(1187.5 Hz)
DATA
DECODER
SYNC
DETECT-2
14
15
19
18
24
VDDD
VSSD
RDS-ID
SYNC
SYR
IC601, 602, 901: LA7956 Video Switch
6dB
AMP
DRIVER
123456789
VIDEO
OUT
CONTROL
A B VIN1 GND VIN2 VCC VIN3 VIN4
VIDEO SWITCH
4 INPUT 1 OUTPUT
1 D453
2 IC451
(Connect the power cable)
POWER ON
POWER OFF (Disconnect the power cable)
0
4.8
0
0
004.800
4.8
0
4.8
5.0
5.0
4.8
4.8
4.8
0
0
0
0
4.8
0
4.8
4.8
0
0
4.8
4.8
0
4.7
4.8
4.8
0
0
0
0
0
5.0
4.8
0
0
IC607, 608: TK15420M Video Amp
1
OUT A
–IN A
+IN A
VEE
2
–+
3
4
8
7
– +
6
5
IC609: TC74HCU04AFEL Hex Inverters
1
1A
2
1Y
3
2A 6Y
4
2Y
5
3A
6
3Y
GND
7
14
13
12
11
10
9
VCC
OUT B
–IN B
+IN B
VCC
6A
5A
5Y
4A
4Y8
IC603, 606: TC74HC4053AF Analog Multiplexer/Demultiplexer
VCC
GND
VEE
INHIBIT
16
6
11
A
10
B
9
C
8
7
12
0X
13
1X
2
0Y
1
1Y
5
0Z
3
1Z
LEVEL
CONVERTER
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
14
X-COM
15
Y-COM
SW
4
SW
Z-COM
SUBTR (2)
1 D453
2 IC451
POWER ON
(Connect the power cable)
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。
11 16 17 13 12
T5T6T7
X IN
X OUT
★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。
Page 2
A
BCDEFGH I JK
L MN
SCHEMATIC DIAGRAM (SUBTRANS)89HTR-5850
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
1
to POWER CABLE to POWER TRANSFORMER
0.1
6,2
5.0
2
0
F8
to MAIN (2)
Page 86
0
0.8
0.1
4.8
0
0
0
4.8
4.8
0
0
~
~
0
0
~
~~
~
0
~
~
220K
~
~
~
~
~
~
~
~
0
~
~
~
~
~
~
~
~
~
~
1.1 1.3 10.3
0.1 10.3
-0.2
~~
AC69.0
0
AC6.3
SUBTR (7)
3
SUBTR (1)
Page 91
J3
5.6
to SUBTR (2)
D8
INPUT
SUBTR (6)
4
SELECTOR
3.9
3.9
3.903.904.8
11.3
to CONVERSION
C1
D5
to SUBTR (3)
C4
to SUBTR (6)
to SUBTR (7)
to FUNCTION
E5
11.3
5.5
5.65.6
4.9
5
6.1
6.6
0
0
11.3
7.3
6.6
SUBTR (9)
I3
3.9
0
4.8
6.1
6
0
3.9
3.9
3.9
11.3
INPUT
0
SELECTOR
3.9
0
4.8
6.0
0
3.9
3.9
3.9
11.3
11.6
6.0
6.16.0
5.4
7
11.6
5.3
8
5.0
0
-0.6
SELECTOR
6.5
7.1
0
0
6.0
6.06.0
6.5
7.0
0
0
5.0
00
-0.6
0
0
5.0
0.5
0.5
0
-4.9
0 1.1 1.1
0
5.0
-0.2
-0.6
0.1
0
-0.2
0.6
0.6
-4.9
00
0
0
0
5.0
2.2 2.9
00
0
0
Page 83
to SUBTR (2)
5.0
0
0
0
0.5
0.3
0
-4.9
2.7 2.7 2.6
0
0
5.0
Y/C MIX
5.0
0
-0.6
0.2
0
5.0
0.2 0.2
0.5
5.0 4.5
0
00
5.0
0.2
0.4
C4
SELECTOR
4.5
4.5
0
0
0
-4.9
0.5 0
5.0
0.9
0.2
to SUBTR (9)
5.5
5.5
5.0 11.9
5.6
5.6
0
4.8
5.0
1
4.8
0
2.1
4.8 4.8
0.1
0.100
0
004.804.9
0
4.8
4.8
4.8
4.7
4.7
0.2
0
0.4
4.8
0.2
0
4.7
2.1
0.4
4.8
1.0
4.8
4.7
0
0.5
4.8
4.8
4.8
4.7
4.8
5.0
MICRO COMPUTER
4.3
4.8
0.604.8
4.8
4.9
4.8
4.8
4.7
0
4.8
4.90004.8
B-1
2
0
0
2.302.3
0
5.0
4.8
4.8
to TUNER
to MAIN (2)
5.0
4.3
0.9
0.9
4.3
1.3 0
0.6
-0.5
1.7
-0.5 0
-0.6
-0.6
0
Page 86 G8
to MAIN (1)
Page 86 E1
10.1 5.5 0
J3
to XM
Page 85
C-1 C-2
0
0
0
0
0
5.0
0
D8
to SUBTR (3)
4.8
5.0
Page 83 D1
to FUNCTION
0
4.8
0
0
4.8
0
4.8
5.0
4.8
004.800
0
4.8 0
0
4.8
SUBTR (2)
IC401, 403: TLP421 Photo Transistor
Anode
1
Cathode
2
IC402: TC4013BP Dual D-type Flip Flop
RESET1
4
SET1
6
DATA1
5
CL
CLOCK1
3
RESET2
10
SET2
8
DATA2
9
-11.9
-11.9
-11.9
4.7
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.1
0
CL
0
0
0
4.8
0
4.8
4.8
0
0
4.8
4.8
0
4.7
4.8
4.8
0
0 0
0
5.0
4.8
CLOCK2
11
VSS
7
VDD
14
IC607, 608: TK15420M Video Amp
1
OUT A
2
–IN A
+IN A
VEE
–+
3
4
– +
IC609: TC74HCU04AFEL Hex Inverters
1
1A
2
1Y
3
2A 6Y
4
2Y
5
3A
6
3Y
GND
7
43Collctor
Emitter
Q1
1
Q1
CL
CL
CL
2
CL
CL
Q2
13
Q2
CL
CL
CL
12
CL
CL
VCC
8
7
OUT B
–IN B
6
5
+IN B
VCC
14
6A
13
12
11
5A
5Y
10
4A
9
4Y8
9
10
IC452: NJU7201L55 Voltage Regulator
IC601, 602, 901: LA7956 Video Switch
DRIVER
123456789
VIDEO
OUT
VREF
1
GND
32
VOUTVIN
★ 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.
to SUBTR (10)
6dB
AMP
CONTROL
A B VIN1 GND VIN2 VCC VIN3 VIN4
★ 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 SWITCH
4 INPUT 1 OUTPUT
F9
SUBTR (3)
E9
SUBTR (10)
Page 91
to CONVERSION
Page 85 D7
to OPERATION (1)
Page 81
J1
to DSP
Point: B-1 Pin 13 of IC451 Point: C-1 Cathode of D453 and Pin 12 of IC451 Point: C-2 Cathode of D453 and Pin 12 of IC451
1 D453
2 IC451
(Connect the power cable)
POWER ON
POWER OFF (Disconnect the power cable)
1 D453
2 IC451
POWER ON
(Connect the power cable)
IC603, 606: TC74HC4053AF Analog Multiplexer/Demultiplexer
VCC
INHIBIT
16
6
11
GND
VEE
A
10
B
9
C
8
7
12
0X
13
1X
2
0Y
1
1Y
5
0Z
3
1Z
LEVEL
CONVERTER
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
14
X-COM
15
Y-COM
SW
4
SW
Z-COM
Page 3
A
BCDEFGH I JK
L MN
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
to POWER CABLE
R, L models :
to SUBTR (5)
D5
0.1
6,2
3
F8
to MAIN (2)
Page 86
5.0
0
0
0.8
0.1
4.8
0
0
0
4.8
4.8
0
0
~
~
0
0
~
~~
~
0
~
~
220K
~
~
~
~
~
~
~
~
~
~
~
0
4
~
~
~
~
~
~
~
~
~
~
1.1 1.3 10.3
0.1 10.3
-0.2
~~
AC69.0
0
AC6.3
Page 92 D2
to VIDEO
(J model)
E6
to SUBTR (4)
(U, C, R, T, K, A, B, G, E, L models)
C7
to SUBTR (3)
C5
to SUBTR (6)
Page 83 D1
to FUNCTION
SUBTR (2)
IC401, 403: TLP421 Photo Transistor
Anode
1
Cathode
2
IC402: TC4013BP
43Collctor
Emitter
Dual D-type Flip Flop
RESET1
4
SET1
6
DATA1
5
CL
CL
CLOCK1
3
CL
CL
RESET2
10
SET2
8
DATA2
9
CL
CL
CLOCK2
VSS
VDD
11
7
14
CL
CL
IC701: TC74HC4053AF Analog Multiplexer/Demultiplexer
VCC
INHIBIT
16
6
11
GND
VEE
A
10
B
9
C
8
7
12
0X
13
1X
2
0Y
1
1Y
5
0Z
3
1Z
LEVEL
CONVERTER
CL
CL
CL
CL
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
Q1
1
Q1
2
Q2
13
Q2
12
14
X-COM
15
Y-COM
SW
4
SW
Z-COM
SUBTR (1)
-11.9
4.8
4.8
J3
5.6
3.9
3.9
11.3
to SUBTR (2)
3.9
0
4.8
6.1
0
to SUBTR (7)
F9
I3
to SUBTR (2)
SUBTR (9)
D8
to FUNCTION
Page 83
C2
to SUBTR (1)
SUBTR (5)
to POWER TRANSFORMER
H3
to SUBTR (2)
SUBTR (4)
SUBTR (7)
to TUNER
to MAIN (2)
Page 86 G8
to MAIN (1)
Page 86 E1
5.0 11.9
5.6
5.6
0
4.8
4.8
-11.9
4.8
4.8
-11.9
4.8
4.1
4.7
0
004.804.9
0
4.8
4.8
4.8
0
2.1 0
0.4
4.7
4.7
0.2
0.2
0
4.7
2.1
0.4
4.8
1.0
4.8
4.7
0
0.5
4.8
4.8
4.8
4.7
4.8
5.0
MICRO COMPUTER
4.3
4.8
0.604.8
4.8
4.9
4.8
4.8
4.7
0
4.8
4.90004.8
B-1
2
0
0
2.302.3
4.8
0
5.0
4.8
4.8
0
4.8
0
0
004.800
4.8
0
4.8
5.0
5.0
4.8
4.8
4.8
0
0
0
0
4.8
0
4.8
4.8
0
0
4.8
4.8
0
4.7
4.8
4.8
0
0 0
0
0
5.0
4.8
0
0
INPUT
SUBTR (6)
5
6
7
SELECTOR
3.9
3.9
3.903.904.8
11.3
11.3
5.5
5.65.6
4.9
6.1
6.6
0
0
3.9
INPUT
8
9
10
90
SELECTOR
3.9
3.9
11.6
6.0
5.4
11.6
6.0
5.3
IC452: NJU7201L55 Voltage Regulator
VREF
3.9
0
4.8
6.0
0
3.9
11.3
J3
10.1 5.5 0
to XM
6.16.0
6.5
7.1
0
0
6.06.0
6.5
7.0
0
0
SUBTR (3)
[ U, C, R, T, K, A, B, G, E, L models ]
Page 93
4.8
4.8 4.8
5.0
5.5
1
4.8
5.5
Page 85 D7
to OPERATION (1)
0.1
0.100
C-1 C-2
IC702: NJM2581M Video Amp
4.8
Page 81
J1
VIN1
NEE1
VIN2
VEE2
VIN3
VEE3
PowerSave
1
BIAS
2
3
BIAS
4
5
BIAS
6
7
75Ω
6dB AMP
6dB AMP
6dB AMP
REF
Driver
75Ω Driver
75Ω Driver
14
V+1
13
VOUT1
12
V+2
11
VOUT2
10
V+3
9
VOUT3
8
GND
to DSP
C5
IC453: LC72722PM RDS Signal Processor
to SUBTR (9)
Point: B-1 Pin 13 of IC451 Point: C-1 Cathode of D453 and Pin 12 of IC451 Point: C-2 Cathode of D453 and Pin 12 of IC451
32
1
GND
VOUTVIN
3
VDDA
VSSA
MPX IN
DO
CL
DI
CE
T1 T2 T3 T4
REFERENCE
VOLTAGE
4
ANTIALIASING
2
20 21 22 23
7 8 9
10
FILTER
11 16 17 13 12
VREF
1 5 6
57 kHz
bpf
(SCF)
(24 BLOCK DATA)
CCB
MEMORY
TEST
CONTROL
T5T6T7
RAM
FL OUT
VREF
SMOOTHING
FILTER
ERROR CORRECTION
(SOFT DECISION)
C IN
(57 kHz)
CLK (4.332 MHz)
OSC/DIVIDER
X IN
X OUT
PLL
SYNC / EC
CONTROLLER
SYNC
DETECT-1
CLOCK
RECOVERY
(1187.5 Hz)
DATA
DECODER
SYNC
DETECT-2
14
15
19
18
24
VDDD
VSSD
RDS-ID
SYNC
SYR
IC601, 602, 901: LA7956 Video Switch
6dB
AMP
DRIVER
123456789
VIDEO
OUT
CONTROL
A B VIN1 GND VIN2 VCC VIN3 VIN4
VIDEO SWITCH
4 INPUT 1 OUTPUT
1 D453
2 IC451
(Connect the power cable)
POWER ON
POWER OFF (Disconnect the power cable)
1 D453
2 IC451
POWER ON
(Connect the power cable)
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。
Page 4
A
BCDEFGH I JK
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (VIDEO) DSP-AX457
L MN
1
(J model)
Page 90
H3
to SUBTR (2)
2
3
4
5
6
7
IC851, 852: TC74HC4053AF Analog Multiplexer/Demultiplexer
VCC
INHIBIT
16
6
11
GND
VEE
A
10
B
9
C
8
7
12
0X
13
1X
2
0Y
1
1Y
5
0Z
3
1Z
LEVEL
CONVERTER
BINARY TO 1- OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
14
X-COM
15
Y-COM
SW
4
SW
Z-COM
IC853: NJM2581M Video Amp
75Ω
BIAS
BIAS
BIAS
6dB
Driver
AMP
75Ω
6dB
Driver
AMP
75Ω
6dB
Driver
AMP
REF
14
V+1
13
VOUT1
12
V+2
11
VOUT2
10
V+3
9
VOUT3
8
GND
1
VIN1
2
NEE1
3
VIN2
4
VEE2
5
8
J model
VIDEO
VIN3
VEE3
PowerSave
6
7
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。
Page 5
A
BCDEFGH I JK
L MN
SCHEMATIC DIAGRAM (XM)
RX-V557/HTR-5850 RX-V457/HTR-5840
(U, C models)
1
2
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
0
3.3
1.303.4
0
1.7
3.4
3
1.7
0
0
0
3.4
0
4
B-2
0
0
2.1
1.3
3.3
XMDT
2.2
0
3.4
2.1
3.4
0
0
0
Point: B-2 Pin 26 of IC1
3.4
1.3
0
2.7
0
3.4
3.4
3.4
3.4
0
3.4
5.0
5
1
4
5.0
2
3
0
4.6
4.6
0
2.1
2.2
2.1
0
0
0
3.4
0
3.4
2.7
1.7
1.7
1.7
0
0
1
RX-V457/HTR-5840: Page 90
RX-V557: Page 88
HTR-5850: Page 89
to SUBTR (2)
G8 G8 G8
0
0
0
BLM21P600SG1
47/16
47/16
0.1/16
0.01/50
5
2CH DAC
no_use
6
12.4
0.20.2
0.2
3.4
3.4
5.1
0
5.1
10/16
5.1
47/16
12.4
0
12.4
10K 10K
3.3K
3.3K
NE5532DR
2.2K
2.2K
NE5532DR
10/16
10/16
1K
47K 47K
1K
12.4
5.5 5.5
3300p/50 3300p/50
0.1/16
0.1/16
47/16 47/16
1
AC 10.3
Page 83
D8
to FUNCTION
RX-V557 model only
IC25: AK4384ET D/A Converter
SMUTE/CSN
ACKS/CCLK
DIF0/CDTI
LRCK
BICK SDTI
P/S
9
De-emphasis
6
7
8
4
2
3
µP
Interface
Audio
Data
Interface
5
PDN
AT T
AT T
Control
8X
Interpolator
8X
Interpolator
MCLK
1
Clock
Divider
Modulator
Modulator
SCF
SCF
14
13
12
15
12
11
10
VDD
VSS
VCOM
DZFR
DZFL
AOUTL
AOUTR
to POWER
0
0
TRANSFORMER
IC26: NE5532DR DUAL LOW-NOISE OPERATIONAL AMPLIFIERS
1
V
15
15
CC+
OUT
V
CC–
IN+
IN–
36 pF
37 pF
14 pF
7 pF
460
XM
7
IC21: µPC29M33T-E1 Voltage Regulator
1
INPUT
Safety Drive
Limiter
Starter Circuit
Amp.
Standard Voltage
8
Overheat Protection
Driver
Sudden Current
Excessive Electric Current Protection
Protection
3
2
OUTPUT
GND
IC22: NJM7805FA Voltage Regulator
INPUT
OUTPUT
COMMON
IC23: SN74AHCT1G32DCKR 2-Input or Gate
Vcc5A1
B2
GND 3
Y4
IC24: SN74LV245APWR Octal Bus Transceiver with 3-state Outputs
DIR
GND
1
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
10
20
19
18
17
16
15
14
13
12
11
Vcc
OE
B1
B2
B3
B4
B5
B6
B7
B8
IC27: PQ05RD11
1OUT
1IN– 1IN+
V
CC–
2
3
4
V
8
CC+
2OUT
7
2IN–
6
2IN+
5
Voltage Regulator
9
10
Vin
1
Control circuit
3
GND
2
Vo
4
Vc
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
Page 6
A
BCDEFGH I JK
L MN
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (MAIN)
1
RX-V457/HTR-5840/DSP-AX457: Page 90
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
to SUBTR (2)
G7 G7 G7
E9
to POWER (1)
Page 87
2
3
FRONT L
1.0
0
-1.0
-1.0
-47.2
-47.8
-47.8
-47.8
1.0
0
-1.0
-1.0
-47.2
-47.8
-47.8
-47.8
SURROUND L
1.0
0
-1.0
53.8
1.0
0.5
-0.5
-1.0
53.8
1.0
0.5
-0.5
-1.0
-53.8
1.0
53.8
0.5
0
53.8
0.5
-0.5
0
-0.5
-53.8
0.5
-0.5
53.8
0.5
-53.8
53.8
0.5
0
0
-0.5
-53.8
53.8
0.5
0
0
0
0
0
53.8
0
0
0
0
53.8
0
0
53.8
53.8
0
00
0
0
0
00
000 0
000 0
34.7
34.7
8.7
-28.5
34.7
8.7
6.4
8.7
4.7
6.4
4.1
4.7
8.7
4.1
4.7
4.1
-34.7
-29.1
-29.1
0
34.7
34.7
8.4
34.7
8.4
4.7
34.7
4.1
4.7
4.1
0
34.7
0
34.7
0
0
-35.7
4
to POWER (1)
Page 87 D9
to POWER (1)
Page 87 D9
CENTER
1.0
-1.0
-47.2
-47.8
-47.8
-47.8
0
-1.0
-0.5
-1.0
-53.8
53.8
1.0
0.5
5
-0.5
-1.0-1.0
-47.2
-47.8
-47.8
-47.8
1.0
0
-1.0
-53.8
53.8
1.0
0.5
0
-0.5
-53.8
53.8
0.5
-0.5
-53.8
53.8
0.5
0
0
0
0
0
53.8
0
0
0
0
53.8
0
0
H5
to POWER (1)
6
0
-53.8
53.8
0.5
-0.5-0.5
-53.8
53.8
0.5
0
0
RX-V457/HTR-5840/DSP-AX457: Page 87 H3
RX-V557/HTR-5850/DSP-AX557: Page 87
0
53.8
0
0
-1.0
-47.2
-47.8
-47.8
-47.8
1.0
0
-1.0
-1.0
1.0
34.6
34.6
34.6
0
0
AC79.1
to POWER TRANSFORMER
AC53.7
7
0
-1.0
-47.2
-47.8
-47.8
-47.8
1.0
4.2
0.5
8
0
0.5 0.5
-1.0
53.853.8
0.1
53.8
3.8
3.8
0
100
-49.9
-53.8-47.8
-0.5-0.5
-53.8
-53.8
0.1
4.3
R210
1P4.7K
0
0
-13.2
-53.8
-13.7
-13.7
0
MAIN (1)
RX-V457/HTR-5840/DSP-AX457: Page 90
RX-V557/DSP-AX557: Page 88
9
RX-V457/HTR-5840/DSP-AX457: Page 90
HTR-5850: Page 89
to SUBTR (2)
0
53.8
-51.8
0
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
to SUBTR (2)
A2 A2 A3
MAIN (2)
G6 G6 G6
10
86
★ 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。
Page 7
A
BCDEFGH I JK
L MN
SCHEMATIC DIAGRAM (POWER)
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
1
J4
19.0
to FUNCTION
Page 83
-0.1
12.0 10.3
18.9
0
1.0
5.0
0
5.0 0
10.3
3.3
0
-0.1
-20.1
2
10.3
0
-12.0 -20.1
-0.2
0.2
-11.9
RX-457/HTR-5840/DSP-AX457 models
AC30.4
to POWER TRANSFORMER
AC18.5
Page 86
E6
to MAIN (1)
3
19.0
-0.1
to FUNCTION
Page 83 J4
1.0
5.0
0
12.0 10.3
18.9
0
RX-557/HTR-5850/DSP-AX557 models
to FUNCTION
4
Page 83 J5
53.3
52.7
1.0
0
-12.0 -20.1
5.0 0
10.3
3.3
0
2200
-0.1
-20.1
10.3
-0.2
0.2
-11.9
FRONT L
52.7
0
-0.6
5
53.8
0
-0.6
0
53.3
52.7
1.0
AC30.4
to POWER TRANSFORMER
AC18.5
Page 86
E6
to MAIN (1)
Page 91
G8
to CONVERSION
IC301: LM61CIZ Temperature Sensor
+Vs
52.7
0
-0.6
6
53.8
0
0
-0.6
GND
53.3
52.7
1.0
Vout
IC302: NJM7812FA
52.7
0
-0.6 -0.6
7
52.7
0
-0.6 -0.6
53.8
0
53.3
52.7
1.0
53.8
0
52.7
0
-0.6 -0.6
53.3
52.7
1.0
53.8
0
IC304: NJM7805FA Voltage Regulator
INPUT
OUTPUT
COMMON
IC303: NJM79M12FA IC305: NJM79M05FA Voltage Regulator
SURROUND L
53.3
8
52.7
1.0
COMMON
OUTPUT
CENTER
Thermal
Protection
INPUT
Over Current
Protection
2
52.7
0
-0.6 -0.6
53.8
0
IC306: NJM2388F LOW DROPOUT VOLTAGE REGULATOR WITH ON/OFF CONTROL
Vin Vout
1
ON/OFF
control
Bandgrap
Reference
Over Voltage
Protection
+
-
9
Page 86 A4
to MAIN (1)
Page 86 A4
to MAIN (1)
Page 86
to MAIN (1)
A1
POWER (1) POWER (2)
Cont
GND
4
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
Page 8
A
BCDEFGH I JK
L MN
SCHEMATIC DIAGRAM (FUNCTION)
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
RX-V557/DSP-AX557: Page 88
1
Page 82
C1
RX-V457/HTR-5840/DSP-AX457: Page 90
to DSP
HTR-5850: Page 89
to SUBTR (2)
2
11.9
0
0
0
3
0
0
J3 J3 J3
Page 82 D1
to DSP
ANALOG IN
RX-V557/DSP-AX557: Page 84
HTR-5850: Page 85
RX-V457/HTR-5840/DSP-AX457: Page 85
to OPERATION (4)
K3 K2 K2
MUTE
0
0.8
0
C3326 A,BC3326 A,B
0
0.8
0
10.5 9.4
-10.1-10.7
8
9.4
3
0
0
2
0
1
G7
G7
G7
HTR-5850: Page 85
to OPERATION (1)
6
0
0
5
7
0
-10.1
4
RX-V557/DSP-AX557: Page 84
RX-V457/HTR-5840/DSP-AX457: Page 85
-12.0
0
A1
A3
FRONT L
8
11.9
3
0
0
2
4
0000000
0
0000000
0
0
1
0
-11.9
0
to POWER (1)
0
0
0
0
0
0
0
5
ANALOG IN
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0000000
SELECTOR
/VOLUME
0
0000000
7.0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
SURROUND L
6
0
0
5
8
0 11.9
3
0
2
7
0
-12.0
4
CENTER
0
1
0
0
MUTE
0
-11.9 -11.9
0
0
-11.9
0
MUTE
0
0
C3326 A,B
MUTE
-11.9
0
-11.9
0
0
0
C3326 A,B
C3326 A,B
-11.9
0
0
C3326 A,B
-11.9
RX-V557/HTR-5850/DSP-AX557: Page 87
RX-V457/HTR-5840/DSP-AX457: Page 87
to POWER (1)
Page 87 A4
7
8
9
10
RX-V457/HTR-5840/DSP-AX457: Page 90
★ 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.
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
G8 C4 C5
RX-V557: Page 93
to XM
(U, C models)
J5
to SUBTR (9)
★ 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。
7.0
7.7
7.7
0 0
-7.6
-7.6
-6.9 -10.7
10.9
4
0 -12.0
5
0
6
0
7
IC302: BD3841FS Function Switch
DGND
CL
DA
VEE
BIAS
VCC
RECA1
RECA2
RECB1
RECB2
RECC1
RECC2
OUT1
+–+
ING1
OUT2
–
ING2
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
LOGIC
+–+
–
F-SW2
F-SW1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
INF1
INA1
INA2
INB1
INB2
F-SW1: INPUT FUNCTION 1
*
F-SW2: INPUT FUNCTION 2
INC1
INC2
IND1
IND2
INE1
INE2
INF2
INI1
INH1
INI2
INH2
IC303, 304, 306: NJM2068MD Dual OP-Amp
1
OUT1
2
–IN1
+IN1 –IN2
–VCC
–+
3
4
– +
IC301: BD3816K1
7-channel volume IC for 7-channel
AGND13
ROUTC2
ROUTC1
ROUTB2
ROUTB1
ROUTA2
ROUTA1
AGND12
VCC
VEE
80
79
78
77
767574
REC B
Input
select
INDSPFL
INDSPFR
REC C
INDSPC
ING SW
INDSPSR
1
AGND1
2
INA1
3
FUNCTION
IC305: NJM4556AL Dual OP-Amp
V+
–INPUT +INPUT
8
2, 6
3, 5
V–
4
OUTPUT
1, 7
+VCC
8
OUT2
7
6
5
+IN2
INA2
INB1
INB2
INC1
INC2
IND1
IND2
INE1
INE2
INF1
INF2
AGND2
INDVDFR
INDVDFL
INDVDC
INDVDSR
INDVDSL
INDVDCB
INDVDSW
AGND3
OUT1
OUT2
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31 33 34 35 36 37 38 39 40
AGND4
REC A
6.1ch select
INDSPSL
73
FRL select
32
INDSPCB
INDSPSW
72
71
BD3816K1
AGND5
GOUTSW
AGND11DACL
70
VINSW
69
Master Volu me
AGND6
68
LOGIC
Output mode select
GOUTCB
MUTE
67
VINCB
THGND
GOUTFR
66
65
TREBLE
BASS
+
+
VINSL
GOUTSL
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
VINFR
GOUTFL
VINFL
AGND10
TNF1
TNF2
BNFA1
BNFB1
BNFA2
BNFB2
OUTFR
OUTFL
AGND9
OUTC
OUTSR
OUTSL
OUTCB
AGND8
OUTSW
AGND7
VINC
GOUTC
VINSR
GOUTSR
83
Page 9
A
BCDEFGH I JK
L MN
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (OPERATION) RX-V557/DSP-AX557
1
FL DISPLAY
AC5.6
-21.0
-21.0
-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
-26.2
-26.2
-26.2
-18.9
-17.0
-26.3
-18.8
-18.9
-20.7
-24.3
-24.4
-28.1
-24.3
-28.1
-22.5
-24.3
-26.2
-24.4
-28.1
-28.3
-26.2
-20.7
-17.1
-20.7
-20.7
-22.6
-24.4
-20.7
-20.7
-22.5
-22.6
-26.3
-22.6
-26.3
-24.0
-24.3
-22.6
-20.7
-24.4
-26.2
-21.0
-21.0
to POWER
TRANSFORMER
2
-24.4
-28.1
-26.2
-24.2
-22.5
-28.1
-24.3
-28.1
-24.4
3
-26.2
-26.2 4.8
-26.2
-26.2
-24.3
-20.7
-18.9
-18.9
-26.3
-17.0
-18.9
-26.2
-26.2
-20.7
-17.1
-20.7
-26.2
-22.5
-20.7
FL DRIVER
-22.6
-22.4
-20.7
-20.7
-22.5
-22.6
4.8
-26.3
2.1
4.8
4.8
-26.1
-22.6
-26.3
-24.4
-24.4
-22.6
-20.7
-24.4
-26.1
-26.2 4.8
4.8
2.1
0
4.8
4.8
-22.5
-22.3 4.8
-24.4
-24.0 4.8
-24.9 -21.4-28.3 -24.9
-18.9
-18.8 4.8
OPERATION (2)
00
00
G1
to FUNCTION
Page 83
-26.2 4.8
4
-26.2 4.8
-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
-28.4
OPERATION (4)
5
0
4.9
4.9
6
4.7 0
00
00
IC801: M66003-0101FP FL Display Driver
7
Display code
OPERATION (1)
OPERATION (3)
2
/CEFL
Page 88 H9
to SUBTR (2)
Page 83
to FUNCTION
J3
8
CKFL DTFL
XIN
XOUT
Serial
circuit
Clock
generator
data
timing clock
receive
3 4
7
6
RAM
(8-bit x 60)
Code write
Code/
command
control
circuit
Display
controller
code select
dot data write
scan pulse
CGROM
(35 bit x 166)
CGROM
(35 bit x 16)
Segment
output
circuit
Segment
digit select/ output
circuit
44
P35
19
P10
17
P9
9
P1
45
P36
52
G12
51
G13
50
G14
49
48
47
P38
46
P37
9
10
/RESET
VDD
Vcc2
Vss
63
1
8
18
5
64
Vp
Digit
output
circuit
G1
53
G11
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。
Page 10
A
BCDEFGH I JK
L MN
SCHEMATIC DIAGRAM (OPERATION)
RX-V457/HTR-5840/DSP-AX457HTR-5850
1
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
FL DISPLAY
OPERATION (1)
-21.0
-21.0
2
3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.3
-26.2
-26.3
-26.3
-26.3
-26.3
-26.2
-26.3
-26.3
-26.2
-26.2
-26.2
-26.2
-26.2
-24.2
-22.5
-28.1
-24.3
-28.1
-24.4
-24.3
-20.7
-18.9
-26.3
-17.0
-18.9
-24.4
-18.9
-26.2
-26.2
-28.1
-18.9
-26.3
-18.8
-20.7
-20.7
-17.1
-18.9
-20.7
-20.7
-17.0
-26.2
-22.5
FL DRIVER
-24.3
-22.6
-24.4
-22.4
-28.1
-20.7
-24.3
-20.7
-28.1
-22.5
-22.5
-22.6
-24.3
4.8
-26.2
-26.3
2.1
4.8
4.8
-24.4
-26.1
-28.1
-22.6
-26.3
-24.4
-24.4
-22.6
-20.7
-24.4
-28.3
4.8
2.1
4.8
4.8
-20.7
-17.1
-20.7
-26.2
0
-20.7
-22.6
-24.4
-20.7
-20.7
-22.5
-22.6
-26.2 4.8
-22.3 4.8
-26.3
-26.1
-22.5
-22.6
-26.3
-24.0
-24.0 4.8
-18.8 4.8
-24.3
-18.9
-22.6
-24.4
-20.7
-24.4
-26.2
-24.9 -21.4-28.3 -24.9
-21.0
-21.0
OPERATION (2)
OPERATION (5)
AC5.6
to POWER
TRANSFORMER
00
00
00
00
OPERATION (4)
G1
to FUNCTION
Page 83
-26.2 4.8
-26.2 4.8
-26.2 4.8
4
-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
-28.4
00
5
0
4.9
4.9
BASS/TREBLE
OPERATION (3)
6
SW812~SW815 RX-V457 B, G, E models HTR-5840 B, G, E models
00
00
4.7 0
7
HTR-5850: Page 89 H9
RX-V457/HTR-5840/DSP-AX457: Page 90
H9
Page 83
to FUNCTION
to SUBTR (2)
8
9
J3
IC801: M66003-0101FP FL Display Driver
2
/CEFL
CKFL DTFL
XIN
XOUT
Serial
receive
3
circuit
4
7
Clock
generator
6
data
timing clock
Display code
RAM
(8-bit x 60)
Code write
Code/
command
control
circuit
Display
controller
dot data write
code select
scan pulse
CGROM
(35 bit x 166)
CGROM
(35 bit x 16)
Segment
output circuit
Segment
digit
select/
output circuit
44
P35
19
P10
17
P9
9
P1
45
P36
52
G12
51
G13
50
G14
49
48
47
P38
46
P37
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。
/RESET
VDD
Vcc2
Vss
63
1
8
18
5
64
Vp
Digit output circuit
G1
53
G11
85
Page 11
A
BCDEFGH I JK
L MN
SCHEMATIC DIAGRAM (CONVERSION) RX-V557/HTR-5850/DSP-AX557
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
1
2
0.1 5.0
0
0
0
0
3
0
-4.9
0
INPUT
SELECTOR
4
5
6
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
to SUBTR (2)
0
0
0
0
0
0
0
0
-4.9
0
-4.9
0
-4.9
4.8
INPUT
SELECTOR
0
0
0
0
0
0
-4.9
0
5.1
0
0
0
0
0
0
H3 H3
IC710: TA8772AN
Point: A-1 Pin 12 of IC711
5.0
2.5
0
0.1 0.1 4.9 0.1 0
0.1
0
5.0
0
5.0
0
5.0
0
0
02.52.5 2.5
0
0
Y/C
SEPARATER
4.9
1.4
0
1.9
0.1
4.9
0
4.9
4.7
4.7
1.9
1.9
2.1
1.9
0
4.9
0
0
0
5.0
0
19.2 9.1
0
4.9
1.9
1.3
4.9
1.9
1.3
4.9
1.0
0.4
4.9
1.0
5,1 8.5
0
5.0
2.5
004.900
0
0
4.3
1.2
0.4
0.7
2.5 2.52.5
4.9
4.3
4.3
4.9
4.3
4.3
1.2
0
0
Point: A-2 Pin 1 of IC711
0
0
0
3.3
0
-4.9
4.9
-4.9
0
0
0
0.8 2.9
4.3
0 0
0 0
4.9
0
0
0
3.3
-3.4 3.3
5.0
2.0 0
4.6
0
2.6
4.9
4.9
0
1.2
4.3
2.4
2.4
4.1
4.7
4.2
5.7
5.7
5.704.7
CHROMA
DECODER
A2
4.1
2.201.8
6.5
2.4
7.606.0
A1
5.8
5.8 0
4.4
4.4
9.1
9.1
0.8
0
0
0
UV/CbCr SW
1HDL CONT
SECAM CONT
B-Y/Cb OUT
R-Y/Cr OUT
Delay Syatem for Color TV or VCR
R-Y OUT
B-Y OUT
30
29
x1 or x1/2
x1 or x1/2
Pulse
Pulse
Remove
Remove
1 2 43 5 6 7 8 9 10 11 12 13 14 15
R-Y CLAMP
R-Y TO
DET.
CCD
IC711: TA1270BF Sync Processing System
Y OUT
DAC2
37
38
Y OFFSET
DAC2 Ys
SW
DAC1
39
DAC1
Y IN
DAC Vcc
(5V)
C Vcc
(5V)
40
41
42
PEDESTAL
CLAMP
Y DL
CONTRAST
43
1H DL
CONTROL
SECAM
CONTROL
CbCr / UV
SW
fsc
VCX0
fsc OUT
44
45
46
47
48
21
M-X'tal4.43MHz
X'tal
IC712: NJM7809FA Voltage Regulator
SUB.
B-Y CLAMP
DET.
B-Y TO
CCD
GND
fsc
TRAP
SYSTEM
LPF / fsc
TRAP
BPF
X'tal
B-Y FROM
R-Y FROM
CCD
28
36
R-Y AGC
DAC TEST
Y DL
SW
R-Y IN
B-Y IN25MODE SW224MODE SW1
27
26
Clamp
Clamp
I2C BUS
CONTROL
ADJ.
CW
MATRIX
P/N ID
SW
TOF
ACC
AGC
Det
AGC
Det
Pulse
HP. GP
S.C.P. IN B-Y AGC
TINT
DEMO
CHROMA
BLK
V
SEP
Pulse
Pulse
Ins.
Ins.
VCC FILTER
DET.
SDA33SCL32Ys31R-Y1 IN30B-Y1 IN29Y1 IN28I2C GND27R-Y2 IN26B-Y2 IN25Y2 IN
35
34
DAC
TEST
APC
SUB
COLOR
23
LPF
AGC
Clamp
DET.
SYNC
SEP
Det
OFFSET
SW
CCD
GND20VGG19VOUT118VDB117VDB2
22
21
LPF
AGC
Clamp
Bip. Block
CCD Block
CCD 1H
1/225
PLL
DET.
PEDESTAL
CLAMP
225fH
VCO
Clock
CLOCK CLOCK IN VSS VIN1 VDD VIN2
YUV → RGB
MATRIX
NOSE
DET
H. AFC
H C/D V C/D
43 5 6 7 8 9 10 11 12 13 14
APC3.58MHz
C GND C IN V-SEP SYNCINSYNC
OUT
H. AFC SYNC
GND
32fH VCO
IC709: TK15420M Video Amp
INPUT
OUTPUT
OUT A
–IN A
+IN A
VEE
1
2
–+
3
4
– +
SW
32fH VCO
REF
S/H
8
7
6
5
Ave Bias
PEDESTAL
CLAMP
HI : 2ch/LOW : 24h
VD OUT HD OUT
VCC
OUT B
–IN B
+IN B
SW
CP/HP
IN
SCP
REF
S/H
CCD 1H
VOUT2
16
SW GND
24
ADRS SW
23
R-V/R OUT
22
B-Y/B OUT
21
Y/G OUT
20
SW Vcc
19
(9V)
SYNC Vcc
18
(9V)
CP/HP IN
17
Dig GND
16
SCP OUT
15
0.8
0.2
0
4.9
-2.8
-3.4
7
INPUT
SELECTOR
0
-4.9 -11.1
R, T, A, B, G, E, L models
IC713: BA50BC0T Low-Dropout Voltage Regulator with Low Saturation
Vref
TSD
12 3
Driver
OCP
GND
COMMON
Vcc
R2
R1
OUTVcc
1H DELAY LINE
8
J model
IC714: NJM7905FA Voltage Regulator
COMMON
9
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。
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
to SUBTR (10)
F9
G9
IC701, 702, 704: TC74HC4052AF Analog Multiplexer/Demultiplexer
VCC
INH
16
6
LEVEL
CONVERTER
GND VEE
0X
1X
2X
3X
0Y
1Y
2Y
3Y
10
A
9
B
8
7
12
14
15
11
1
5
2
4
BINARY TO 1-OF-4
DECODER WITH INHIBIT
SW
SW
SW
SW
SW
SW
SW
SW
INHIBIT
B 0 0 0 0 1
A
0
0
0
1
1
0
1
1
X
X
0x, 0y 1x, 1y 2x, 2y 3x, 3y
NONE
13
3
X-COM
Y- C O M
IC703: NJM2581M Video Amp
1
VIN1
BIAS
2
NEE1
3
VIN2
BIAS
4
VEE2
5
VIN3
BIAS
6
VEE3
7
PowerSave
Page 87 H5
to POWER (1)
75Ω
6dB
Driver
AMP
75Ω
6dB
Driver
AMP
75Ω
6dB
Driver
AMP
REF
CONVERSION
OUTPUT
INPUT
IC705: TC90A49F 3 Line Digital Y/C Separator
14
V+1
13
VOUT1
12
V+2
11
VOUT2
10
V+3
9
VOUT3
8
GND
AIN
5
ADC
CLAMP
4 fsc
VERTICAL EDGE
ENHANCEMENT CIRCUIT
LINE
MEMORY
C-BPF
DYNAMIC COMB FILTER
1/2
C-BPF
8 fsc
PLL
LINE
MEMORY
C-BPF
COLOR
+
–
KILLER
C-BPF Trap C-LPF C DAC
15
CKIN17FIL
ANALOG
THROUGH MODE
Y-LPF
Y DAC
I2C BUS
11
SDA12SCL13TEST14KILLER
Y OUT
24
C OUT
20
IC706, 707: TC74VHCU04FT Hex Inverters
1
1A
2
1Y
3
2A 6Y
4
2Y
5
3A
6
3Y
GND
7
VCC
14
6A
13
12
11
5A
5Y
10
4A
9
4Y8
IC708: TC74HC4053AF Analog Multiplexer/Demultiplexer
VCC
INHIBIT
16
6
11
GND
VEE
A
10
B
9
C
8
7
12
0X
13
1X
2
0Y
1
1Y
5
0Z
3
1Z
LEVEL
CONVERTER
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
INPUT STATES
INHIBIT
0 0 0 0
14
X-COM
15
Y-COM
SW
4
SW
Z-COM
0 0 0 0 1
B
A
C
0
0
0
0
1
0
1
0
0
1
1
0
0
0
1
0
1
1
1
0
1
1
1
1
X
X
X
"ON" CHANNNEL (S)
0X, 0Y, 0Z 1X, 0Y, 0Z 0X, 1Y, 0Z 1X, 1Y, 0Z 0X, 0Y, 1Z 1X, 0Y, 1Z 0X, 1Y, 1Z 1X, 1Y, 1Z
NONE
91
Page 12
RX-V557/HTR-5850/DSP-AX557 RX-V457/HTR-5840/DSP-AX457
■ PIN CONNECTION DIAGRAM
• ICs
LM61CIZ
3: GND
2: Vout
1: +Vs
NE5532DR
8
NJM4556AL
16
4
1
1
AK4384ET
1
MBM29LV400BC-70PFT
48
NJU7201L55
1: GND
2: VIN
3: VOUT
SN74AHC1G08DCKR SN74AHCT1G32DCKR
4
5
3
1
LA7956
8
1
TC90A49F
24
8
1
24
1
NJM7805FA NJM7809FA NJM7812FA
3: IN
2: COM
NJM2068MD TK15420M
8
TC74HCU04AFEL TC4013BP
9
14
12
NJM79M05FA NJM79M12FA
1: OUT
3: COM
NJM2581M SN74AHCT00PWR SN74AHCT08PWR
SN74LV157APWR
SN74LVU04APWR
4
1
14
1
LC72722PM
24
1
TA1270BF
2538
39
48
114
2: IN
1
TC74VHCU04FT
7
14
24
15
1: OUT
12
3: IN
7
1
BD3841FS
32
AK4628VQ
33
34
44
1
2:
COM
1: OUT
1
4
TC74HC4052AF TC74HC4053AF
7
16
23
22
12
11
• Diodes
1N4002S
PQ012FZ01ZPµPC29M33T-E1
1
5
NJM78M05DL1APQ05RD11
NJM2388F
1
4
BA50BC0T
1SS133 1SS270A 1T2
TS6P03G
MTZJ15A MTZJ2.4B MTZJ27A MTZJ30A
Anode
Cathode
–
+
1
3
1
3
1SS355 MA8030-L MA8051-M MA8056-M MA8068-H MA8075-H MA8091-M MA8100-M RB500V-40 UDZ3.6BTE-17
D3SBA20 KBP103G
+
Cathode
~
~
Anode
–
SN74LV245APWR
8
20
1
10
1
TA8772AN
17
16
1
30
1
15
• T ransistors
2SA1015 2SA949 2SC1815 2SC1890A 2SC2229 2SC2240 2SC535 2SA2N5401C 2SC2N5551C
2SA1037K 2SC2412K 2SD1938F DTC144EKA
E
C
B
2SC1740S 2SD1915F
2SA1708 2SA1770 2SC4488 2SC4614
2SB1274
E
C
B
B
2SA1695 2SC4468
C
E
B
C
E
BD3816K1
64 41
65
80
124
40
25
C
E
B
B
C
E
SB01-05Q
C
S1NB20 S1NB60
N
A
–
+
80
XMDT
W9816G6CH
36
25
37
48
1
24
13
12
50
1
26
25
LC89057W-VF4D-E
1324
25
36
37 48
M66003-0131FP
12
1
3348
49
64
116
32
17
Page 13
A
BCDEFGH I JK
L MN
SCHEMATIC DIAGRAM (DSP 1/2)
RX-V557/DSP-AX557: Page 88
HTR-5850: Page 89
1
RX-V457/HTR-5840/DSP-AX457: Page 90
to SUBTR (2)
Point: A-3 Pin 28 of IC2
3.4
2.9
1.3
2.0
2
4.9
0
0
0
3.2
1.3
0
3.4
3.4
0
4.9
4.9
0
BUFFER
0.1
4.9 0.1 3.4
3.4
3.4
0.1
4.0
4.3
4.0
4.4
0.1
3.4
3
4.0
0
4.9
4
4.3
0
4.9
4.0
0
4.9
1.303.4
BUFFER
0.1
4.9
2.3 1.8
5
0.1 4.9 4.9
04.9 0
4.4
0.1
DIGITAL IN
0.1
0.1
0.1
6
3.0
7
8
1.3
0
3.4
3.4
3.4
0
1.3
1.3
0
1.7
1.3
0
1.7
3.4
0
1.3
0
3.1
3.4
0
1.3
0.5
0
1.3
3.4
3.4
1.3
3.4
0
1.3
3.4
0
0
1.3
1.3
0
1.303.4
0
0
3.4
3.4
0
0
3.4
4.8
3.4
0.4
0.5
3.0
3.4
3.4
0
0
3.4
DIR
A-3
0
0
0.1
3.4
3.4
0
1.7
1.7
1.7
0.1
3.4
0.1
0.1
0
3.4
1.6
1.6
1.7
3.4
0
0
1.7
1.7
0.1
1.7
1.9
1.8
0 1.7
3.4
0
0.1
0
0.1
1.7
0.2
0
3.4
1.7
0.1
3.4
0.1
3.4
0
3.4
0
0
0
0
0
5.00
3.0 0.1
5.0
5.0
5.00
3.4
3.400.1
5.0
3.4
SELECTOR
3.4
0
0
DIGITAL IN
3.4
3.4
1.703.1
3.4
3.401.3
0.1
0
1.3
0
0
1.3
1.303.4
3.4
3.4
1.303.4
3.4
3.4
3.4
3.4
0
3.4
1.3
3.4
MAIN
DECODER
0.4
0.3
0.4
3.401.3
3.4
2.7
2.5
2.1
3.401.7
0.2
1.8
3.4
0
1.3
3.4
3.4
3.400.2
3.401.3
1.301.3
0.2
0.8
0.1
0.2
0.2
0.2
0.2
1.303.4
0
3.4
3.4
0
3.4
0.2
0
1.3
3.4
1.7
0.2
1.7
1.3
0
0
3.4
1.7
1.7
3.4
0
3.1
3.2
3.2
3.2
3.2
3.2
3.4
0
1.3
3.2
3.2
3.2
3.2
3.2
3.2
3.2
1.3
0
3.4
3.1
3.2
3.2
3.4
3.2
3.4
0
1.3
0.2
0.2
3.4
3.4
1.3
1.3
0.1
1.3
~
1.3
1.3
0.1
0.1
3.4
1.3
ANALOG IN
DIGITAL IN
3.5 0
3.1
3.2
0
3.2
3.2
3.5
3.4
3.2
0
3.2
3.2
3.5
3.2
3.4
3.4
3.4
3.4
0.8
0.2
0.4
0.4
0.4
3.4
3.5
ANALOG IN
16M SRAM
3.2
3.1
0
3.2
3.2
3.5
3.2
3.2
0
3.2
3.2
3.5
3.2
1.8
3.5
0.2
0.2
1.7
2.1
2.5
2.7
0
4M ROM
0.2
J9 J9 J9
IC2: LC89057W-VF4D-E Digital Audio Interface Transceiver
XMODECICECLINTAUDIO/VOEMPHA/UO
41383948353332
Clock
Selector
Generator
STB
Microcontroller
I/F
Data
Selector
1/N
DQ
BUFFER
12
Chip Enable
Output Enable
Logic
Y-Decoder
Address
Latch
X-Decoder
37
DO
RERR
36
21
RDATA
SDIN
24
16
RMCK
17
RBCK
20
RLRCK
SBCK
22
SLRCK
23
2DQ0
3DQ1
5DQ2
6DQ3
8DQ4
9DQ5
11 DQ6
12 DQ7
39 DQ8
40 DQ9
42 DQ10
43 DQ11
45 DQ12
46 DQ13
48 DQ14
49 DQ15
14 LDQM
36 UDQM
A/B
1
1A 1B 1Y 2A 2B 2Y
GND
STB
2
3
4
5
6
7
8
DQ 0 to DQ
Input/Output
Buffers
Data Latch
Y-Gating
Cell Matrix
1Y
4
7
2Y
3Y
9
4Y
V
16
CC
G
15
4A
14
4B
13
12
4Y
11
3A
10
3B
9
3Y
15
1
RXOUT
RX0
RX1
RX2
RX3
RX4
RX5/VI
RX6/UI
LPF
TMCK/PIO0
TBCK/PIO1
TLRCK/PIO2
TDATA/PIO3
TXO/PIOEN
2
3
4
5
8
9
10
13
44
45
46
47
48
Input
Selector
Modulation
&
Parallel Port
Cbit, Ubit
Demodulation
&
Lock detect
PLL
29 28 27 34
XIN XOUT XMCK CKST
3.4 0
4.4
4.8
4.8
4.5
0
3.4
3.1
0.1
3.4
3.4
0
4.5
0.7
0.7
0.5
0.4
0
IC6: W9816G6CH 512K x 2 Banks x 16 Bits SDRAM
CLK 35
CKE 34
CS
A10 20
CLOCK
BUFFER
COLUMN
COUNTER
CONTROL
SIGNAL
GENERATOR
MODE
REGISTER
18
17RAS
COMMAND DECODER
16CAS
15WE
21A0
〜
ADDRESS
24A3
BUFFER
27A4
〜
32A9
19BA
REFRESH COUNTER
COLUMN DECODER
R O W
D
CELL ARRAY
E
BANK #0
C O D E R
SENSE AMPLIFIER
REFRESH COUNTER
COLUMN DECODER
R O W
D
CELL ARRAY
E
BANK #1
C O D E R
SENSE AMPLIFIER
IC7: SN74LV157APWR Quadruple 2-line to 1-line data selectors/multiplexers
1A
2
1B
3
2A
5
2B
6
3A
11
3B
10
4A
14
4B
13
G
15
A/B
1
IC8: MBM29LV400BC
0.2
0.2
0.2
0.2
0.8
0.2
0.2
0.2
3.4
3.4
0.2
1.7
2.1
2.5
2.7
3.4
0.4
0.4
0.2
3.5
0
3.2
3.2
3.1
3.2
3.2
3.2
3.2
3.2
3.5
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.1
0
3.4
0.4
FLASH MEMORY
V
CC
V
SS
WE
BYTE
RESET
CE
OE
0
to A
17
A
-1
A
RY/BY Buffer
State
Control
Command
Register
Low V
CC
Detector
RY/BY
Program Voltage
Generator
Timer for
Program/Erase
Erase Voltage
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
9
10
IC1: SN74LVU04APWR Hex Inverters
1
1A
2
1Y
3
2A 6Y
4
2Y
5
3A
6
3Y
GND
7
DSP
A15
1
A14
2
A13
3
A12
4
A11
5
A10
6
A9
7
A8
8
N.C.
9
N.C.
IC3: SN74AHCT00PWR Quad 2-Input Nand Gate
VCC
14
6A
13
12
11
5A
5Y
10
4A
9
4Y8
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
Vcc141A 1
4B13
4A12
4Y11
3B10
3A9
3Y8
IC10: SN74LV245APWR Octal Bus Transceiver with 3-state Outputs
DIR
GND
1
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
10
20
19
18
17
16
15
14
13
12
11
Vcc
OE
B1
B2
B3
B4
B5
B6
B7
B8
IC11: µPC29M33T-E1 Voltage Regulator
Starter Circuit
Amp.
Standard Voltage
Overheat Protection
Driver
Sudden Current
Excessive Electric Current Protection
Safety Drive
Protection
Limiter
1
3
2
INPUT
OUTPUT
GND
IC12: SN74AHC1G08DCKR 2-Input And Gate
Vcc5A1
B2
GND 3
Y4
IC13: PQ012FZ01ZP Voltage Regulator
DC input
1
(Vin)
Bias power supply
(VB)
2
Specific IC
5
GND
DC output
3
(Vo)
ON/OFF control
4
(Vc)
IC22: SN74AHCT08PWR Quad 2-Input And Gate
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
IC26: SN74AHCT1G32DCKR 2-Input or Gate
Vcc141A 1
4B13
4A12
B2
GND 3
4Y11
3B10
3A9
3Y8
Vcc5A1
Y4
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。
RESET
N.C. N.C.
RY/BY
N.C.
10
WE
11 12 13 14 15 16
A
17
17
A7
18
A6
19
A5
20
A4
21
A3
22
A2
23
A1
24
A16
48
BYTE
47
V
SS
46
DQ 15/A-1
45
DQ7
44
DQ14
43
DQ6
42
DQ13
41
DQ5
40
DQ12
39
DQ4
38
VCC
37
DQ11
36
DQ3
35
DQ10
34
DQ2
33
DQ9
32
DQ1
31
DQ8
30
DQ0
29
OE
28
V
SS
27
CE
26
A
0
25
81
Page 14
A
BCDEFGH I JK
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
L MN
SCHEMATIC DIAGRAM (DSP 2/2)
1
Page 83 B1
to FUNCTION
Page 83
to FUNCTION
E1
RX-V457/HTR-5840/DSP-AX457 RX-V557/HTR-5850/DSP-AX557
U, C U, CR, T, K, A, B, G, E, L J, R, T, K, A, B, G, E, L
IC9: NJM78M05DL1A Voltage Regulator
INPUT
OUTPUT
2
COMMON
IC14: SN74LV157APWR Quadruple 2-line to 1-line data selectors/multiplexers
1A
2
1B
3
3
2A
5
2B
6
3A
11
3B
10
A/B
1
1A 1B 1Y 2A 2B 2Y
GND
2
3
4
5
6
7
8
1Y
4
7
2Y
3Y
9
V
16
CC
G
15
4A
14
4B
13
12
4Y
11
3A
10
3B
9
3Y
4A
14
4Y
4B
SELECTOR
DIGITAL IN
4
3.4
0.1
1.3
1.3
0
0
0
3.4
0
1.7
1.7
1.7
1.7
1.7
1.7
9.9
5.1
9.9 5.1
0
ANALOG IN
0
5.02.52.50
5.02.52.50
11.9
0.1 0
0
13
G
15
A/B
1
IC16: AK4628VQ
12
192kHz 24Bit 8-channel CODEC
31
0
FRONT L
0.1
5
5.0
5.0
0
0
0
0
1.7
1.7
1.3
1.3
1.3
1.3
6
0
0
0
1.8
0.4
3.4
4.8
CODEC
ANALOG IN
0
3.4
0.1
5.003.4
000
2.5
0
2.5
2.5
0
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
-11.9
11.9
0
0
0
0.1
0.1
-11.9
CENTER
LIN
32
RIN
27
LOUT1
28
ROUT1
25
LOUT2
26
ROUT2
23
LOUT3
24
ROUT3
21
LOUT4
22
ROUT4
IC18, 21: NJM2068MD
ADC HPF
ADC HPF
DAC DATTLPF
DAC DATTLPF
DAC DATTLPF
DAC DATTLPF
DAC DATTLPF
DAC DATTLPF
DAC DATTLPF
DAC DATTLPF
AK4628
Audio
I/F
MCLK
LRCK
BICK
SDOUT
SDIN1 SDIN2 SDIN3 SDIN4
Format
Converter
TDM0
LOOP0/SDA/CDTI
DIF1/SCL/CCLK
DIF0/CSN
P/S
MCLK
DZF1
AVSS
AVDD
VREFH
TST1
CAD1
CAD0
LOUT4
VCOM
33
32
31
30
29
28
27
26
25
24
23
ROUT4
DZF2/OVF
RIN
LIN
NC
MASTER
ROUT1
LOUT1
ROUT2
LOUT2
ROUT3
LOUT3
39
MCLK
5
LRCK
4
BICK
10
DAUX
1
SDOS
9
SDTO
6
SDTI1
7
SDTI2
8
SDTI3
12
SDTI4
SDOS
SMUTE
BICK
LRCK
SDTI1
SDTI2
SDTI3
SDTO
DAUX
DFS0
4443424140393837363534
1
2
I2C
3
4
5
6
7
8
9
10
11
1213141516171819202122
DZFE
TVDD
SDTI4
PDN
DVSS
DVDD
Dual OP-Amp
00
7
8
0
11.9
0
0
0
0
0
0
0
0.1
0.1
-11.9
11.9
0.1
0.1
-11.9
SURROUND L
1
OUT1
2
–IN1
+IN1 –IN2
–VCC
–+
3
4
–+
+VCC
8
OUT2
7
6
5
+IN2
IC19, 20: NE5532DR DUAL LOW-NOISE OPERATIONAL AMPLIFIERS
36 pF
IN+
37 pF
14 pF
1
V
CC+
15
1OUT
1IN–
1IN+
V
CC–
2
3
4
V
8
CC+
2OUT
7
2IN–
6
2IN+
5
OUT
IN–
7 pF
15
9
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。
DSP
460
V
CC–
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