28
28
HCD-RG66
5-9. Schematic Diagram – MAIN Section (3/4) –
• See page 36 for IC Block Diagrams.
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.5
4.5
4.6
4.6
4.6
9.2
0
0
0.2
0.7
0.3
0.1
12
12
4.7
4.7
2.8
0
0
0
0
12
0
0
0
12
4.9
11.9
0.7
0.7
0
0
0.6
0.6
0
0
4.7
11.3
11.3
4.7
0.4
<13.1>
0.2
<4.6>
13.5
<0.1>
0.1
0
<2.5>
0
<4.9>
13.6
5.5
0.6
12
13.6
9.2
15
9.2
9.2
9.2
9.2
9.2
0
0
0
9.2
9.2
0
9.2
0
9.2
0
No mark : FM
< > : CD
CN303
CN306
PH671
0.1
4.7k
4.7k
22k
22k
0.022
0.047
0.022
22p
22p
100
0.047
1k
1k
1k
0.022
0.022
0.027
0.027
0.15
0.15
0.15
0.15
0.047
SP,AUS
AEP,UK
IC301
SOUND PROCESSOR
1k
1k
1k
0.01
0.01
0.1
0.1
0.1
22k
68k
4.7k
AEP,UK
SP,AUS
(CHASSIS)
2
3
4
5 6
7 8
9 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26
27
28
29
30
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
FAN
SPEAKER
OPTICAL
CD DIGITAL OUT
MD(VIDEO)
MAIN BOARD
(3/4)
IC684
+7V REG
IC681
+5V REG
IC682
+5.6V REG
IC683
+12V REG
IN
RELAY
DRIVE
Q383
PROTECT CONT
Q381,382
PROTECT DETECT
Q386,387
PROTECT SWITCH
Q384,385
RELAY DRIVE
MUTE
CONT
MUTE
CONT
MUTE
CONT
MUTE
MUTE
MUTE
MUTE
Q601,602
A SOL DRIVE
Q603,604
B SOL DRIVE
Q605,606
M+B CONT
Q681,682
SWITCH
0.15
0.15
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
