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Panasonic SA-VK72DGCS Service Manual page 198

Dvd stereo system

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SCHEMATIC DIAGRAM - 2
DVD MODULE CIRCUIT
FP8201
TRV_INNER_SW
1
DGND
2
TRVM+
TO
3
TRVM-
SPINDLE
4
MOTOR
SPM+
5
SPM-
6
FP8501
T+
26
F+
25
F-
24
T-
23
HFM
22
TA(DVD)
21
TB(DVD)
20
TD(DVD)
19
TC(DVD)
18
FE2(DVD/CD)
17
FE1(DVD/CD)
TO
16
OPTICAL
GND
15
PICKUP
RF
14
UNIT
VREF2(RF-)
13
CIRCUIT
PIN(DVD)
12
ON
LDCD
SCHEMATIC
11
LDGND
DIAGRAM-1
10
LDDVD
9
GND(OEIC)
8
VREF1
7
VCC
6
SUB2
5
SUB1
4
PIN(CD)
3
SUBSEL
2
GND(VRCD)
1
C8251
6.3V220
R8261
82K
R8263
82K
R8264
4.7K
C8254
0.1
LB8512
LB8513
LB8511
LB8514
C8504
0.1
: +B SIGNAL LINE
C8261
0.1
1
BIAS1
VIN1
2
VIN2
3
R8262
4.7K
4
OPIN+
OPIN-
5
6
OPOUT
GND(PRE)
7
IC8251
C0GBG0000048
IC8251
DRIVE IC
FIN
29
VCC
8
MUTE12
9
C8257
0.1
GND
10
ERJ3GEY0R00V
VO2-
11
ERJ3GEY0R00V
VO2+
12
ERJ3GEY0R00V
VO1-
13
ERJ3GEY0R00V
14
VO1+
RX8502
(56 x 4)
RX8504
(56 x 2)
RX8501
(56 x 2)
R8506
LB8505
LB8504
LB8503
R8505
R8501
: CD-DA SIGNAL LINE
R8265
0
C8262
0.1
LDCNT
28
MUTE3
27
R8241
22K
TRIN
26
C8241
0.1
BIAS2
25
R8242
7.5K
LDIN
24
C8242
0.1
VIN3
23
R8251
6.8
PREVCC
22
C8256
C8253
FIN
30
0.1
16V22
VCC
21
MUTE4
20
GND
19
VO3-
18
VO3+
17
VO4-
16
15
VO4+
C8218
C8217
1.5K
J0JCC0000119
J0JCC0000119
ERJ2GE0R00X
RX8503
(56 x 2)
2.2K
0
C8505
220P
TRV-I-SW
D+5V
FODRV
TRDRV
AD1
VHALF
R8201
2.2K
PNRST
MUTE3
DRV0
DRV1
M+9V
MUTE124
C8255
C8252
0.1
16V47
VIN1
VIN2
VIN4
VIN3
VIN8
VIN7
RFINP
1
RFINN
1
LPC1
C8506
100P
VREFH
VIN6
VIN5
LPC2
RAM_CD

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