CONTROL BLOCK DIAGRAM
STROMVERSORGUNGS BLOCKSCHEMA
12
IC1101
TUNER
50
SCL 2
SDA 2
SDA 1
SCL 1
71
LOCAL
KEYS
SWITCH
MATRIX
60
52
74
81
75
51
72
73
AV2
8
10
AV LINK
SLOW 2
AV1
8
10
12
SLOW 1
SCL 1
SDA 1
59
58
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
AFC
61
AF
C
IC601
5
VIDEO
PROCESSOR
IC601
5
AV VIDEO
SWITCH
RC
E18
7
6
5
4
3
SDA 1
SCL 1
SDA 2
SCL 2
SERVICE /
TEST
N1
E19
4
8
4
8
IC1071
REMOTE
CONTROL
RECEIVER
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
IC1501
VIDEO
PROCESSOR
IC1502
C.I.P.
26
53
55
54
32
31
To Y2
F - BOARD
N - BOARD
L/L’ POS/NEG
83
82
PO
S/
NEG
L/
L’
D_CTR_OUT0
Summary of Contents for TX-25LD20F
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Page 34: ...N BOARD TNP8EN016 DIODES D1072 A6 D1071 B3 IC S IC1071 B2 C B A 1 2 3 4 5 6 7 8 31 ...
Page 35: ...P BOARD TNP8EP017 DIODES D580 C1 D581 C1 1 2 3 32 A B C D E ...
Page 36: ...W BOARD TNP8EW002 I C S IC1901 A2 33 1 2 3 A C B ...