Schematic Diagram - Main Board (3/4) - Sony HCD-GT444 Service Manual

HCD-GT111/GT222/GT444/GT555
Q Q
3 7 6 3 1 5 1 5 0

7-17. SCHEMATIC DIAGRAM - MAIN Board (3/4) -

1 2 3
MAIN BOARD (3/4)
A
22
14
23
24
MAIN
BOARD
25
(2/4)
26
(Page 37)
B CN110
(GT222/GT444/GT555)
3P
JL112
3
NC
JL111
M FAN- 2
M101
JL110
(FAN)
FAN+ 1
C
CN690
3P
JL241
3
NC
JL240
M FAN- 2
M102
D JL239
(FAN)
FAN+ 1
C693
0.1
C694
47
R691
25V
100k
T E
L 1 3 9 4 2 2 9 6 5 1 3
5.8
6.3
E
Q693
5.8
2SC3052EF-T1-LEF
15
15.6
Q697
KTA1273-Y-AT
∗
R668
8.2 (GT111/GT222)
F
10 (GT444/GT555)
1
3
11
4
5
MAIN
BOARD
(1/4)
(Page 36)
G
6
w w w
HCD-GT111/GT222/GT444/GT555
4 5 6
R612
D628
22
MA2J1110GLS0
C113
47
25V
Q112
8.8
2SC3052EF-T1-LEF
D110
0 MAZ8130GMLS0
8.8
Q111
Q113
2SC3052EF-T1-LEF
KTA1273-Y-AT
16.2
C112 C114
0
R167 4.7k 0.1 0.1
16.7
R157 47 R166 4.7k 0.7
R156 47 R165 4.7k
R155 47 R158 100k
C649 Q110-113
0.1 FAN MOTOR DRIVE
Q690, 691, 693-695, 697
FAN MOTOR DRIVE
C690
C654 C692
50V
0.1 0.1
22
0.2
0
Q690
2SC3052EF-T1-LEF
3.3
Q691
2SC3052EF-T1-LEF
6.3
D690
MAZ8062GMLS0
R697 100k
R688 47 R696 4.7k
R687 47 R695 4.7k
R690
R689 47 R694 4.7k 1k
x a o
y
. i
http://www.xiaoyu163.com
8
7 8 9
C616
IC603 IC602
4700
25V
+3.3V REGULATOR +9V REGULATOR
IC603 IC602
TA78033LS KIA7809API
3.3 11.8 9 16.8
O I O I
3 1 3 1
G COM
C609
C611 C610
100
2 2
100 0.1
25V
10V
C696
22
50V
0.3
R159
1k
Q110
0.7
2SC3052EF-T1-LEF
D605
MA2J1110GLS0
Q695
2SC3052EF-T1-LEF
R698
1k
0.4
Q Q
3 7 6 3
0.7
0
0
Q694
2SC3052EF-T1-LEF
RT1N141C-TP-1
PROTECT DETECT
∗
R635
3.9k (GT111/GT555)
4.7k (GT222)
5.6k (GT444)
u 1 6 3
.
38 38
2 4
9 9 8
10 11 12
D630
MA2J1110GLS0
C605 0.01
C617 0.01
C618
0.01
D602 D601
C602
D3SBA20-4100 D3SBA20-4100
4700 C612 C608
25V 0.1 0.1
C604
0.01
OUT-R
OUT-L
51
PROTECT
R633 22k
R635 R636 0
∗
R630 R634
C620
4.7k 22k
0.1
53
1 5 1 5 0 8 9 2 4
52
R610 SW-OUT
100k
R631
4.7k
D608
MAZ8047GMLS0
R637 R638
∗ ∗
D632
MC2838-T112-1
0.2
R639 R640
∗
∗
3.3
Q606
∗ ∗ ∗
R639, 640 R637, 638 CN479
47 (GT444) 470 2W (GT111/GT444) 11P (GT111/GT222)
100 (GT111/GT222/GT555) 680 2W (GT222/GT555) 13P (GT444/GT555)
m
c o
2
9 9
13 14
NO458
3P
P
JL234
1 UNREG
JL235
2 GND
JL236 5V REG
BOARD
3 REG_PROTECT
CN055
(Page 34)
CN600
3P
G
1 UNREG16V
2 GND
9V REG
3 M+9V BOARD
NO080
(Page 34)
CN479
∗
JL222
1 R-IN
JL221
2 PREGND
JL220
3
L-IN
JL219
4 STK MUTE
JL218
5 PROTECT
JL217
H
6 UNREG+16V
JL216
7
HP-R
JL215 POWERAMP
BOARD
8 HP GND
JL214
(2/2)
9 HP-L CN801
JL213
(Page 43)
10
POWER GND
JL212
9 8 2 9 9
11 SPK RELAY
JL211
12 SW ON/OFF
JL210
13
SW IN
(GT444/GT555)
CN488
4P
JL206
J
1 HP-L
JL207
2 HP GND
JL208
MIC
3 HP-R
JL209 BOARD
4 CHASSIS NO701
(Page 40)
32
15
31
30
MAIN
29
BOARD
28 (4/4)
(Page 39)
27