Read Panasonic TX-28SL20C Service Manual online
CONTROL BLOCK DIAGRAM
STROMVERSORGUNGS BLOCKSCHEMA
F1
13
21
22
E70
13
21
22
SCL 1
SDA 1
E8
6
SENSE
CONVERTER
68
54
17
20
29
62
IC1504
IC1503
67
21
DEFLECTION
PROCESSOR
PROCESSOR
IC1501
VIDEO
PROCESSOR
IC1502
C.I.P.
26
53
19
18
55
56
54
32
31
To Y2
F - BOARD
AV2
8
10
AV LINK
SLOW 2
AV1
8
10
12
SLOW 1
SCL 1
SDA 1
RC
E18
7
6
5
4
3
SDA 1
SCL 1
SDA 2
SCL 2
SERVICE /
TEST
TEST
IC1101
TUNER
50
SCL 2
SDA 2
SDA 1
SCL 1
Q451
71
LOCAL
KEYS
SWITCH
MATRIX
60
Q854
52
Q853
74
Q1052
81
Q856
75
Q851
Q1106
Q1105
Q1107
Q1104
51
72
73
59
58
Q3006
Q3007
55
VPROT
KEYSCAN
ON/OFF
RC
LED
PROT 1
SLOW 2
OUT
IN
S
L
OW
1
SERVI
C
E
SCL
SDA
48
49
SCL
SDA
E - BOARD
IC2101
4
8
7
AUDIO
PROCESSOR
MICRO
PROCESSOR
IC1103
6
5
EAROM
Q1051
AFC
61
AF
C
IC601
5
VIDEO
PROCESSOR
IC601
5
AV VIDEO
SWITCH
Q601
N1
E19
4
8
4
8
IC1071
REMOTE
CONTROL
RECEIVER
D1071
N - BOARD
D_CTR_OUT0
12
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