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8-1
8-1
MAIN BOARD
TABLE OF CONTENTS
Internal IC Diagram ......................................................... 8-1
Main Board Layout Top View ........................................... 8-2
Main Board Layout Bottom View ..................................... 8-3
Circuit Diagram ................................................................ 8-4
Electrical Parts List .......................................................... 8-5
BLOCK DIAGRAM - 4-CHANNEL AUDIO AMPLIFIER
TDA8947J
TDA7468 INTERNAL BLOCK DIAGRAM
VOLUME I
RIGHT
SUR.
SOURCE
SUPPLY
POWER
SELECTOR
TREBLE
LEFT
VOLUME II
LOGIC
LEFT
REC
IIC BUS
BASS ALC
BASS
LEFT
VOLUME I
LEFT
SUR.
TREBLE
RIGHT
VOLUME II
RIGHT
BASS
RIGHT
17
14
15
9
20
1
13
28
3
26
4
25
5
24
6
23
8
21
2
7
22
12
TDA7468
16
10
19
11
18
27
Summary of Contents for MCD510/14
Page 24: ...LAYOUT DIAGRAM DISPLAY BOARD TOP SIDE 6 4 6 4 ...
Page 25: ...6 5 6 5 LAYOUT DIAGRAM DISPLAY BOARD BOTTOM SIDE ...
Page 26: ...6 6 6 6 CIRCUIT DIAGRAM DISPLAY BOARD ...
Page 37: ...LAYOUT DIAGRAM MAIN BOARD TOP SIDE 8 2 8 2 ...
Page 38: ...8 3 8 3 LAYOUT DIAGRAM MAIN BOARD BOTTOM SIDE ...
Page 42: ...LAYOUT DIAGRAM CASS BOARD TOP SIDE 9 2 9 2 LAYOUT DIAGRAM CASS BOARD BOTTOM SIDE ...
Page 46: ...10 3 10 3 CIRCUIT DIAGRAM MICROPHONE BOARD ONLY FOR 21M ...