Panasonic SA-PT470EB Service Manual page 113

SCHEMATIC DIAGRAM - 4
A
DVD MODULE(DV5U) CIRCUIT
C0DBFZG00001
TO DVD MODULE(DV5U)
SWITCHING REGULATOR
SECTION (3/4)
24
25
26
27
28
R8564
22
R8561
0
Q8561
29
2SD1819A0L Q8562
B1ADGB000008
LD DRIVE
R8562
1K LD DRIVE
R8555
2.2
R8554
68
R8551
Q8552
0
B1ADGB000008
30 Q8551
LD DRIVE
2SD1819A0L
R8552 LD DRIVE
1K
31
DV: DVD MODULE(DV5U): SCHEMATIC DIAGRAM 1 - 4
HD: DVD MODULE(HDMI): SCHEMATIC DIAGRAM - 5
P1
15 16 17
: CD/DVD AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE : OPTICAL AUDIO INPUT SIGNAL LINE
1 8
IC8111
1 1 2 1 3 1 4 1 5 1 6 7
SP_DRV
TRV_DRV
SPMUTE
LDCNT
TRDRV
FODRV
R8568 DGND
K8251 0
47K
K8252 0 MGND
TRVFTMUTE
R8558
47K
R8559
15K
Q8563
R8535
100K D
B1CFHA000002
G SWITCH
R8533 R8534
S
Q8565
0 10K
2SD1819A0L
Q8564
INVERTER
B1CFHA000002
R8537
0 SWITCH
18 19 20 21
: CD/DVD VIDEO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
: CD/DVD AUDIO & VIDEO INPUT SIGNAL LINE : USB SIGNAL LINE
D+5V
R9099 0
C8262
IC8251 0.1
C0GBG0000048
4CH MOTOR DRIVER
C8261
0.1
1 BIAS1 LDCNT 28
SPMUTE
2 VIN1 MUTE3 27
3 VIN2 TRIN 26
4 OPIN+ BIAS2 25
5 OPIN- LDIN 24
6 OPOUT VIN3 23
GND
7 PREVCC 22
L8250 [PRE]
0 29 FIN FIN 30
VCC
VCC
8 21
[CH1,2] [CH3,4]
C8251 C8252
9 MUTE12 MUTE4 20
6.3V220 0.1
10 GND GND 19
[CH1,2] [CH3,4]
11 18
VO2- VO3-
12 17
VO2+ VO3+
13 16
VO1- VO4-
14 15
VO1+ VO4+
R8263
82K
OPIN-
OPIN+
D+3R3V
TRV_INNER_SW
VIN5
VIN6
LPC1
VIN2
VIN3
RFINP
RFINN
VREFH
VIN8
K8571
VIN7
0
R8540 0
VIN1
LB8571 VIN4
J0JDC0000045
LPC2
C8532
D
G
S
DVD_CD
22 23 24
113
TO DVD MODULE(DV5U)
SECTION (2/4)
R8252
10K
C8257
16V47
LB8255
0
C8258
0.1
R8251 6.8
C8256
C8255 FP8251
0.1
16V22
M+9V
1 DGND
2 UNLOAD_SW
MGND
3 INNER_SW
TO TRAVERSE / SPINDLE
4 SP-
5 SP+
6 TR-
7 TR+
R8261
82K
C8530 0.1
LB8530
J0JHC0000045
RX8534
3 4
D1H456020001
1 2
R8531 1.5K
LB8561 J0JDC0000045
C8531 100P
TO OPTICAL PICKUP UNIT
LB8551 J0JDC0000045
RX8531
1 2
D1H456020001
3 4
RX8533
1 2
D1H456020001
3 4
LB8531 0
C8533 0.1
LB8532 J0JDC0000045
2 1
RX8532
4 3
D1H85604A043
6 5
8 7
R8532
2.2K
1/4 2/4
220P SA-PT470EB/EF/EG
3/4 4/4
DVD MODULE(DV5U) CIRCUIT
25 26 27
I
J
K
L
M
N
O
P
28