Yamaha RX-V465 Service Manual
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Brand: Yamaha
Category: Receiver , Stereo Receiver
Type: Service manual
Model: Yamaha HTR-6240 , Yamaha RX-V465 , Yamaha AX-V465
Pages: 147
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★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
A
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10
BCDEFGH I J KLMN
RX-V465/HTR-6240/AX-V465
120
VIDEO 2/3
CB347
CB343
W3401
CB342
CB343
CB344
CB345
W3402
CB331
W3302
CB334
CB349
IC331
IC334
IC333
IC332
IC321
CB321
CB322
CB335
CB332
CB333
9.0
9.7
0
5.0
9.5
5.0
3.3
0
9.8
-0.5
0
-0.5
0
9.7
11.1
0
-4.9
-5.5
-5.5
-0.6
0
0
-6.1
-6.1
-9.4
0
9.5
-9.4
0
4.6
-38.6
0
0-48.5
-0.5
4.1
9.8
-0.5
3.9
-9.4
-48.5
-38.6
-38.0
12.012.012.012.0-12.0
-11.6 -11.6 -11.6 -11.6 -11.6
3.3
0
0
3.3
0
0
3.4
0
0
3.3
0
12.0
12.0 12.0 12.0
000 0
0
0
12.1
0
12.0 12.0 12.0 12.0 12.0
12.1
-12.0
AC14.9
AC8.6
CENTER
SURROUND L
FRONT L
REFERENCE
VOLTAGE
CINFLOUTVREF
VREF
ANTIALIASING
FILTER
57kHz
BPF
(SCF)
SMOOTHING
FILTER
MPXIN
+3V
Vdda
Vssa
PLL
(57kHz)
CLOCK
RECOVERY
(1187.5Hz)
+3V
Vddd
RDS-ID/
READY
RST
Vssd
DATA
DECODER
XOUTXIN
TEST
TEST
CLK(4.332MHz)
OSC
RAM
(128bits)
RDDA
RDCL
RDS-ID
DETECT
MODE
IC321: LC72725KM-UY-TLM-E
RDS signal demodulation IC
CIN
TEST
Vssd
MODE
Vddd
XIN
XOUT
RST
RDCL
FLOUT
RDS-ID/READY
RDDA
VREF
MPXIN
Vdda
Vssa
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
IC334: NJM2388F05
Low dropout voltage regulator with ON/OFF control
ON/OFF
control
Over Voltage
Protection
Bandgap
Reference
V
IN
Cont
GND
V
OUT
Over Current
Protection
Thermal
Protection
IC331: NJM2396F05
Low dropout voltage regulator with ON/OFF control
1
VIN
2
VOUT
4
ON/OFF
Control
3
GND
Control circuit
SPEAKERS
FRONT
CENTER
SURROUND
VIDEO (6)
VIDEO (1)
(B, G, E, F models)
RDS DECODER
to DIGITAL_CB25
Page 112
I2
to OPERATION (6)_CB473
to POWER TRANSFORMER
Page 115
J8
to OPERATION (2)_CB460
to AM/FM TUNER
Page 116
H7
to OPERATION (3)_CB477
Page 115
L5
to MAIN (1)_CB100
Page 117
H5
to MAIN (1)_CB102
Page 117
H7
to MAIN (1)_CB105
Page 117
H9
to MAIN (1)_CB101
Page 117
H5