Panasonic SA-XH50P Service Manual page 99

SCHEMATIC DIAGRAM - 5
: +B SIGNAL LINE
A BACKEND CIRCUIT
: CD/DVD AUDIO INPUT SIGNAL LINE
CD_LD
TO BACKEND
CIRCUIT (4/6)
DVD_LD
P1
15 16 17 18
: CD/DVD VIDEO INPUT SIGNAL LINE
: HDMI/AUX/TUNER/OPTICAL AUDIO INPUT SIGNAL LINE
CL8530
L8550
G1C100M00049
C8563 R8566 C8561
6.3V220 4.7 0.1
CL8531
R8564
C8551
220
0.1
Q8562
B1ADGB000008
CD LASER DRIVE
C8553 R8556
6.3V220 4.7
CL8532
R8554
220
Q8552
B1ADGB000008
DVD LASER DRIVE
Q8565
B1ABDF000026
SWITCH
R8536 R8535
3.3K 47K R8534
10K
19 20 21
: AUDIO OUTPUT SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
TO BACKEND
CIRCUIT (2/6)
D+3R3V
R8225
51K
TRV_PWM
C8226
0.027
R8221
SPN_PWM 22K
C8222
0.027
R8227
TRK_PWM 51K
C8228
1000P
C8230
R8229 1000P
51K
FOC_PWM
LB8532
J0JDC0000102
C8530
0.1
LB8530
J0JHC0000045
PW_A_+5V
F-
F+
T+
T-
RF_C
1 2
RF_D
3 4
RX8531
RFIN_P D1H456020001
R8542 0
RF_A RX8532
4 3
RF_B D1H456020001
2 1
RF_F
R8537
0
LB8531 22
VC C8533 0.1
RF_E
R8538
0
DVD_MD
R8531 0
LB8561
J0JDC0000102
LB8551
J0JDC0000102
R8532
0
CD_MD
GND
22 23 24
99
TO BACKEND
CIRCUIT (6/6)
TRV_DRV
SPN_DRV
TRK_DRV
FOC_DRV
FP8531
24 F-
23 F+
22 T+
21 T-
20 C/c
19 D/d
18 CD/DVD SW
17 RF
16 A/a
15 B/b
14
F
13 PD GND TO OPTICAL PICKUP UNIT
12 VC(REF) (DVD MECHANISM UNIT BRS1D)
11 VCC
10 E
9 NC
8 VR-CD
7 VR-DVD
6 CD-LD
5 MD
4 NC
3 NC
2 DVD-LD
1 GND-LD
1/6 2/6 3/6
4/6 5/6 6/6
SA-XH50P/PC BACKEND CIRCUIT
25 26 27
P1
28