Panasonic SA-PT760P Service Manual page 104

SA-PT760P / SA-PT760PC
SCHEMATIC DIAGRAM - 4
A
DVD MODULE (DV5) CIRCUIT
TO DVD MODULE (DV5)
SECTION (3/4)
24
25
26
27
28
R8564
22
R8561
0
Q8561
29
2SD1819A0L
LD DRIVE
R8562
1K
R8555
2.2
R8554
68
R8551
0
B1ADGB000008
30 Q8551
2SD1819A0L
R8552 LD DRIVE
1K
31
DV: DVD MODULE (DV5): SCHEMATIC DIAGRAM 1 - 4
HD: DVD MODULE (HDMI): SCHEMATIC DIAGRAM - 5
K8001 K8006
0
32
15 16 17
: CD HEAD SIGNAL LINE
: +B SIGNAL LINE : DVD HEAD SIGNAL LINE
IC8111
C0DBZYY00018
+3.3V DC-DC CONVERTER
1 VO VIN 8
2 4
RX8111
C8112
2 NC NC 7
1 D1H422320002
1 3
NC
3 GND 6
C8113
6 5 4
470P
4 CN CONT 5
QR8111
XP0621400L
1 2 3
POWER CONTROL
R8568
47K
Q8562
B1ADGB000008
LD DRIVE
R8558
47K
Q8552
LD DRIVE
R8559
15K
R8535
0
100K
R8533 R8534
Q8565
0 10K
2SD1819A0L
INVERTER
R8537
0
18 19 20
: DVD RF SIGNAL LINE : DVD VIDEO SIGNAL LINE
: MOTOR DRIVE SIGNAL LINE : DVD AUDIO SIGNAL LINE
LDCNT
R9099 0
IC8251
C0GBG0000048
MOTOR DRIVE
C8261
0.1
FODRV
1 BIAS1
TRDRV
2
VIN1
PIN_27
SPMUTE
3
VIN2
PIN_9
TRVFTMUTE
4
OPIN+
SP_DRV PIN_23
5
OPIN-
TRV_DRV PIN_26
6
OPOUT
K8251 0 DGND
GND
7
PREVCC
[PRE]
29 FIN
D+5V
VCC
8
[CH1,2]
C8251
C8252
9
MUTE12
6.3V220 0.1
10 GND
[CH1,2]
C8253
11 VO2-
0.1
12
VO2+
13 VO1-
14 VO1+
MGND
OPIN-
OPIN+
R8540
K8571
0
0
Q8563
D
B1CFHA000002
G
S SWITCH
Q8564
B1CFHA000002
SWITCH D
G
S
21 22 23
104
: FOCUS ERROR SIGNAL LINE : MAIN SIGNAL LINE
: TRACKING ERROR SIGNAL LINE
C8262
0.1
LDCNT 28
SPMUTE
27
MUTE3
TRIN 26 C8257
16V47
25
BIAS2
24
LDIN
C8258
23
VIN3 0.1
R8251 6.8
22
C8256
C8255
FIN 30
0.1
16V22
M+9V
VCC
21 1 DGND
[CH3,4]
20
MUTE4 2 UNLOAD_SW
MGND
GND 19
3 INNER_SW
[CH3,4]
VO3- 18 4 SP-
17
VO3+ 5 SP+
VO4- 16 6 TR-
VO4+ 15 7 TR+
R8263 R8261
82K 82K
C8530 0.1
D+3R3V
TRV_INNER_SW
LB8530
J0JHC0000045
VIN5 RX8534
3 4
VIN6 D1H456020001
1 2
LB8259 0
LB8257 0
LB8258 0
LB8260 0
LPC1 R8531 1.5K
LB8561 J0JDC0000045
C8531
100P
LB8551 J0JDC0000045
VIN2 RX8531
1 2
VIN3 D1H456020001
3 4
RFINP RX8533
1 2
D1H456020001
RFINN
3 4
VREFH LB8531 0
C8533 0.1
LB8532 J0JDC0000045
VIN8
2 1
VIN7 RX8532
4 3
D1H85604A043
VIN1
6 5
LB8571 VIN4
8 7
J0JDC0000045
R8532
2.2K
LPC2
C8532
1/4 2/4
220P
SA-PT760P/PC
DVD_CD
3/4 4/4
DVD MODULE (DV5) CIRCUIT
24 25 26
I
TO DVD MODULE (DV5)
SECTION (2/4)
J
K
FP8251
L
TO TRAVERSE / SPINDLE
M
TO OPTICAL PICKUP UNIT
N
O
P
27 28