Schematic Diagram - Main Board (3/3) - Sony HCD-GTX999 Service Manual

6-18. SCHEMATIC DIAGRAM - MAIN Board (3/3) -

Q Q
3 7 6 3 1 5 1 5 0
1 2 3
A
B
C
D
E
F
G
T E
L 1 3 9 4 2 2 9 6 5 1 3
H
I
VCC
J
A-GND 5
B01
24
C219
0.047
MAIN
BOARD
(2/3)
K R222
(Page 32)
330k
C220
0.022
C226
100
16V
R226
47k
L
B03
B04
C184
B05
2.2
50V
w w w
M
CN104
6P
SW_IN 6
A_GND 5
G
FR_IN 4
3
A_GND
AMP
O
BOARD
FL_IN 2
NO502
(Page 37)
A_GND 1
HCD-GTX999
• See page 48 for IC Block Diagrams.
4 5 6 7
MAIN BOARD (3/3)
(Page 28)
NO903
4P
D
D+5V 1
2
NC
USB MICOM
BOARD GND 3
(4/4)
D+2V 4
CN7
CN904
4P
HDD_5V 4
HARD DISK
3
DRIVE HDD_GND
(80GB)
2
HDD_GND
(2/2)
HDD_12V 1
1
A-GND
D912
1N5402-F46
+12V
C02
+3.3V
A-GND 2
C04
21
MAIN
+8V
BOARD
(1/3) A-GND3
(Page 31)
C06
C07
VDD
22
A-GND 4
C10
MAIN
C8
BOARD
(1/3)
(Page 31)
IC103
LINE AMP
IC103
JR151
NJM4558M-TE2 0
R221
33k
4.5
4 5
GND
4.5 4.5
3 6
C222 0.22
4.5 4.5
2 7
4.5 9
1 8
VCC R224
22k
R223
10k
R225
47k
C223
10
C225 C224
50V
470 10V 1000p
Q221 C227 R227
1000p 100k
RT1P141C-TP-1 3.7
MUTING
CONTROL C228 C229
R228
4.7
4.7
1k
0 50V 50V
Q220
2SC3052EF-T1-LEF
3.7
R232
MUTING
R231 47k
4.7k 0
x a o
R233
y
470k
0.6
R230
. i
2.2k
LINE_MUTE
http://www.xiaoyu163.com
8 9 10 11
IC B/D
IC910
SI-8001FFE
IC910
+12V
5 4 3 2 1 REGULATOR
IC920
L910
47uH
+8V
REGULATOR
R1166 10k
R913
R912
10k 2.2k
8 11.9
O I
2 1
COM
R1167 C910
C963 C911
C921 330 C913 4700
3 470
470
47 680
R911 35V
10V 35V
16V
470 16V
IC920 C986 D911
KIA7808API 0.1 RK36LF-A4
3.7
0
R916
100
Q965
RT1N141C-TP-1
POWER ON/OFF
CONTROL
D915
MC2838-T112-1
D962
C915
R918
MA2J1110GLS0
1
10k R917
50V
10k
IC940
IC B/D
+3.3V
IC B/D
REGULATOR IC930
IC930
+5V
IC940
SI-8001FFE REGULATOR
BA00BC0WCP-V5
Q Q
3 7 6
5 4 3 2 1 5 4 3 2 1
R1165 L930
R942
R940
330
47k 47uH
10k D2SB60A-F04
R943
47k R933
R932 47k
R944 2.2k
C941
47k
R931
C942 470
470
0.1 10V C940 C931 C930
C933
10 R1164 2200 4700
R941 680
10k 50V 2.2k 25V 25V
16V
C985
D931
0.1
RK36LF-A4 C934
0.1
IC950
IC950
KIA7809API
+9V
REGULATOR
9 17.6
O I
C951 2 COM 1
470
3
10V
R1108 R1109
100 100
JR101
R1110 R1111
0 100
100
Q960
KTA1271Y-AT
4.3 13.9
R963
Q960,961 100k
13.3
REGULATOR
R961
Q961
R964
2.2k
2SC3052EF-T1-LEF 10k
4.3 12.6
4.8
C962 C960
R139 D961
47 220
47k MAZ8047GMLS0
16V 16V
R189
47k R140
AC_COUNT
1k
AC_DET
R190
STBY_RLY
1k
Q180 FR_RLY
2SC3052EF-T1-LEF
FAN_DET
MUTING
HP_DET
0 0
SW_RLY
u 1 6 3
0.6 R192 R142 0.6
STK_MUTE
2.2k 2.2k
PROTECT
Q130
THERMAL_VACS
2SC3052EF-T1-LEF
MUTING
33 33
2 4
8 9 9
12 13 14 15 16
CN201
17P
1
VF1
2 VF2
3
VG
4 D-GND
5 D-GND
6
D+3.3V
SA_SIGNAL
7 SA SIGNAL
8
E+3.3V
GC_DATA
9 GC DATA
GC_CLK
10
GC CLK
SIRCS
11
SIRCS
GC_RESET
12 GC RST
POWER_KEY
13
POWER KEY
DISPLAY_KEY
14 DISPLAY KEY
STBY_LED
15
STBY LED
16 M+12V
17 M-GND
MIC_DET
AUDIO_L
NO102
5P
5 A+9V
4 MIC_DET
3 MIC_SIGNAL
2 NC
1 MIC_GND
D910
D3SB60F3
C919 C918
0.1 0.1
R1161 R108
47k 33k
NO101
3P
R109
1 AUDIO Lch
220k
2 A_GND
R1162 R159
3 AUDIO Rch
47k
220k
JR911 R158
33k
0
JR920
0
JR910
3 1 5 1 5 0 8 9
0
NO902
9P
9 AC3
8 AC3
7 AC4
6 AC4
D930
5 VF
4 VF
3 D-GND
C974
100 2 NC
63V
1 +VFL
C935
0.1
C950
2200
JR930
25V
0
JR950
0
D964
MC2838-T112-1
R962
2.2k
C970
10
NO901
50V 6P
1 D-GND
2
NC
3 AC-DET
4
E+10V
R1169
5 STBY_RLY
0
6
AC_COUNT
CN207
m
12P
1 FAN DET
2
FR RLY
c o
3 SW RLY
DBFB
4
5 STK MUTE
PROTECT
. 6
7
THERMAL VACS
8 UNREG LOW
9 UNREG GND
10 -VL
P-GND
11
12 HP DET
HCD-GTX999
2
8 9 9
H
DISPLAY
BOARD
CN706
(Page 43)
J
MIC
BOARD
CN871
(Page 34)
K
AUDIO IN
BOARD
CN862
(Page 34)
2 4 9 8 2 9 9
L
TRANS
BOARD
CN422
(Page 45)
M
SUB TRANS
BOARD
CN403
(Page 47)
N
AMP
BOARD
CN504
(Page 37)
Note: Refer to "REPLACEMENT PROCEDURE
OF HDD" (page 4) of the servicing notes
for HDD is exchanged.