Printed Circuit Board; Backend P.c.b - Panasonic SA-XH70PH Service Manual

18 Printed Circuit Board

18.1. Backend P.C.B.

A
BACKEND P.C.B. (REP4757D)
H
L2802
C2823 R8325
G
D8301
CA
C
CA
C8033
R8322
R8321
R8323
R8324
C8008
LB8317
C8006
C8028
C8029
F
C8007
C8034 R8601
C8003
K3901
K3902 C8010
K3903
C8057 C8056
54 50 45 40 35 30
C3956 C3955
LB3907
4 3
C3958
2 IC3952
E C3954
5 1 IC8051
IC3954
R8016
R3947
1 8
4 5
LB3909 1 5 10 15 20 25
R3955
C3970
C8051
C8053 C8054
R3958
1 6
2 5
3 4
IC3953
C3972
R3959
K8252
D
K8009 CL8019
K8251
CL8022
IC8111
5
4 D8101
3
2
D8102
1
C
B
(SIDE A)
A
1 2 3
C8606
C8121
1 5 LB8121
IC8606
2
3 4
R8651
1
IC8651
R8602
4
R8263
FP8001
(FOR FIRMWARE
5
4 DOWNLOAD)
3
2
1
FP8002
5 (FOR FIRMWARE
4 DEBUG)
3
C8016
2
1
C8561
R8556
28 C8551
E
C Q8552
R8535
B
Q8565 B
C
Q8562 R8536
E
B
C
27 E
R8564
FP8531
(TO OPTICAL
PICKUP UNIT
(DVD MECHANISM
UNIT BRS1D))
1
R8532
2
3
4
R8531
R8268 5
6
7
8 LB8530
9
10
R8266
11
12
13
14
15
16
17
18
19 R8542
20
21
22
23
24
FP8251
(TO TRAVERSE PCB
(DVD MECHANISM
UNIT BRS1D))
C8024
6
5
4
3
2
1
5
R8259
4
C9006
3
2
3 2 1 R8260
1
4 5 FP8252
IC9006
(TO LOADING PCB
(DVD MECHANISM
UNIT BRS1D))
PbF 0680C 0680C
(SIDE B)
4 5
JK8301
K8301
L8552
L8401 C8566
2-V 1-GND
C8652
C8401
C8301
R8654 C8302 JK8001
C3902
8
L8302
3-IN
C8528
C3901
5
2-GND
1-VCC
X8621
R8050
L8001
C8021 C8511 C8030
C8009 C8020
C8019
LB3901
102100 95 90 85 80 75 70 65
C8621 P3901
103 64
105
60
R8622
1
110
55
5
IC8001
LB9001
115
50
10
Q3902 Q3903
R8411 120
C8014
45
LB3903 15
125 R3904 R3906
RX8017 R8401 LB3904
40 19
128 39 LB8401
S G S G LB3905
RX8012
D LB3906
1 5 10 15 20 25 30 35 38 D
R3907
C8013 RX8401
RX8011 RX8015
R3903 R3902
RX8019 C8027
RX8402
E
RX8013
C Q3901
B
RX8018 RX8016 RX8014 D
Q3904
G S
C3945
C3944
R3950
R3949 R3942
C8563
C8011
CL8530
L8550
LB8011 R8104
R8103
C8058
4 1
C8530
IC8112
LB8531
1 28 5 8
RX8532
25 C8113
R8261 5
LB8532
RX8531 R8262
K8004
CL8014
IC8251
29 30
D8251
20 B
10 R8255 C
E
R8256
14 15 R8253
R8254
L8251
C8252
L8252
FL8103
FL8101
FL8104
LB9002
FP9001
FP8101
1 2 3 4 5
1 5 10 15 20 25 30 35 40 45 50
PbF
0680C 0680C
6 7 8
100
VIDEO OUT
DIGITAL AUDIO IN
(OPTICAL)
HDMI
AV OUT
(ARC)
9 10 1 1
SA-XH70PH
BACKEND P.C.B.
12 13