Panasonic SA-PT160E Service Manual page 76

SA-PT160E / SA-PT160EB / SA-PT160EG
SCHEMATIC DIAGRAM - 4
DVD MODULE CIRCUIT
C8112
1
24
25
26
27
28
TO DVD MODULE
SECTION (3/4)
R8564
22
R8561
0
Q8561
29
2SD1819A0L Q8562
B1ADGB000008
LD DRIVE
R8562
1K
LD DRIVE
R8554
68
R8551
Q8552
0
B1ADGB000008
Q8551
30
LD DRIVE
2SD1819A0L
R8552 LD DRIVE
1K
31
32
15 16 17
: CD HEAD SIGNAL LINE
: +B SIGNAL LINE : DVD HEAD SIGNAL LINE
IC8111
C0CBCBD00018
+3.3V DC-DC CONVERTER
1 VO VIN 8
2 4
RX8111
2 GND GND 7
D1H422320002
1 3
3 GND GND 6
C8113
6 5 4
470P
4 CN CONT 5
QR8111
XP0621400L
1 2 3
POWER CONTROL
A5V_L8550
FODRV
TRDRV
SP_MUTE
SP_DRV
TRV_DRV
R8568 K8251 0
47K
R8558
47K
18 19 20
: DVD RF SIGNAL LINE : DVD AUDIO SIGNAL LINE : FOCUS ERROR SIGNAL LINE
: MOTOR DRIVE SIGNAL LINE : DVD VIDEO SIGNAL LINE : TRACKING ERROR SIGNAL LINE
IC8251
C8262
C0GBG0000048
0.1
MOTOR DRIVE
C8261
0.1
1 BIAS1 LDCNT 28
SPMUTE
2 VIN1 MUTE3 27
PIN_27
3 VIN2 TRIN 26
4 BIAS2 25
OPIN+
PIN_23
R8265
5 LDIN 24
OPIN-
0
PIN_26
6 OPOUT VIN3 23
DGND
GND
7 PREVCC 22
[PRE]
29 FIN FIN 30
D+5V
VCC VCC
8 21
[CH3,4]
[CH1,2]
C8251 TRVFTMUTE
C8252
9 20
MUTE12 MUTE4
6.3V220 0.1
GND GND
10 19
[CH1,2] [CH3,4]
C8253
11 VO2- VO3- 18
0.1
12 17
VO2+ VO3+
13 VO1- VO4- 16
14 VO1+ VO4+ 15
MGND
R8263
82K
OPIN-
OPIN+
QR8571
UNR511V00L
D8571
SUPPLY CONTROL SWITCH
MA2J72800L
HFMON
VREFH
21 22 23
76
: USB SIGNAL LINE
: MAIN SIGNAL LINE
TO DVD MODULE
SECTION (2/4)
C8254
0.1
C8257
16V47
R8251
6.8
C8258
0.1
M+9V
MGND
FP8251
6 SPM-
5 SPM+
4 TRVM- TO SPINDLE /
3
TRVM+ TRAVERSE MOTOR
2 DGND
R8261
82K
1 TRV_INNER_SW
C8263
220P
C8572
TRV_INNER_SW
0.1
FP8531
LB8257 0
26
T+
LB8259 0
25
F+
LB8260 0
24
F-
LB8258 0
23 T-
LB8571 J0JBC0000042
22 HFM
VIN1
2 1 21 TA(DVD)
VIN2 RX8532
4 3 20 TB(DVD)
D1H85604A024
VIN4
6 5 19 TD(DVD)
VIN3
8 7 18 TC(DVD)
VIN8 RX8534
1 2 17 FE2(DVD/CD)
D1H456020001
VIN7
3 4 16 FE1(DVD/CD)
C8531
15 GND
100P
RFINP RX8531
1 2 14 RF
TO
D1H456020001
RFINN
3 4 13 VREF2(RF-) OPTICAL PICKUP UNIT
LPC1
12 PIN(DVD)
R8531 1.5K
LB8561 J0JBC0000042
11 LDCD
10
LDGND
LB8551 J0JBC0000042
9
LDDVD
C8533 0.1
LB8531 0
8 GND(OEIC)
7 VREF1
LB8530 J0JHC0000045
6 VCC
VIN6
RX8533
3 4
5 SUB2
VIN5 D1H456020001
R8532
1 2 4 SUB1
2.2K
LPC2
3 PIN(CD)
DVD_CD
SUBSEL
2
C8530 0.1
C8532 R8533
1 GND(VRCD)
220P
0
1/4 2/4
3/4 4/4 SA-PT160E/EB/EG
24 25 26
I
J
K
L
M
N
O
DVD MODULE CIRCUIT
P
27 28