Schematic Diagram - Display Board - Sony HCD-GT444 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

7-25. SCHEMATIC DIAGRAM - DISPLAY Board -

1 2 3
DISPLAY BOARD
(GT222/GT444/GT555)
A
TP0045
1 SEL A
TP0044
SEL B
TP0043
METER LED CTRL
TP0042
DGND
FFC001
U TP0041
METER SW
TP0040
MGND
MOTOR TP0039
IND2
DRIVE
B
BOARD TP0038
IND1
CN001
TP0037
IND3
(Page 47)
TP0036
IND4
TP0035
11 M+5V
(GT111)
CN1101
JW001
31P
JL001
TP0001
C
SW LED 31
TP0002
METER-IN4 30
TP0003
METER-IN3 29
TP0004
METER-IN1 28
TP0005
METER-IN2 27
TP0006
26
METER SWITCH
TP0007
USB LED CTRL 25
TP0008
VF 24
TP0009
D
-VFL 23
TP0010
VF 22
TP0011
METER LED 21
TP0012
DGND 20
TP0013
FL+3.3V 19
TP0014
AD KEY0 18
C
TP0015
AD KEY1 17
TP0016
AD KEY2 16
MAIN
TP0017
E
BOARD
VOL 15
(2/4) TP0018
CN403 JOG 14
TP0019
(Page
FL-RESET 13
TP0020
37) FL-CS 12
TP0021
FL-DATA 11
TP0022
FL-CLK 10
TP0023
SIRCS 9
TP0024
LED1 8
F
TP0025
T E
L 7 1 3 9 4 2 2 9 6 5 1 3
LED2
TP0026
LED3 6
TP0027
LED CTRL 5
TP0028
STBY LED 4
TP0029
EVER +3.3V 3
TP0030
LED GND 2
TP0031
LED+9V 1
G
(GT111)
CN1107
25P
LED+9V 1
LED GND 2
EVER +3.3V 3
STBY LED 4
LED CTRL 5
H
LED3 6
LED2 7
LED1 8
SIRCS 9
FL-CLK 10
FL-DATA 11
V
FL-CS 12
FL-RESET 13
I MAIN
BOARD JOG 14
(2/4)
VOL 15
CN403
(Page
AD KEY2 16
37) AD KEY1 17
AD KEY0 18
FL +3.3V 19
DGND 20
METER LED 21
J
VF 22
-VFL 23
VF 24
USB LED CTRL 25
(Page 47)
CN1108
3P
W
TP0058
LED SEL A 1
TP0059
K LED SEL B 2
USB
TP0060
CONNECTOR
USB LED CTRL 3
BOARD
NO1000
CN1102
3P
X
TP0032
VOL 1
TP0033
JOG 2
VOLUME TP0034
w w w
BOARD
DGND 3
NO1051
(Page 47)
(GT111)
(Page 47)
CN1106
4P
L
TP0049
Y
SEL A 1
TP0048
SEL B 2
TP0047
LED
METER LED CTRL 3
(GSL1)
TP0046
BOARD LED GND 4
CN011
HCD-GT111/GT222/GT444/GT555
• See page 54 for IC Block Diagrams.
4 5 6 7
C1220
50V
D1220
MAZ8056GMLS0
5.5
SW_LED
R1224
R1223 22
R1222 22
R1221 22
(GT222/GT444/GT555)
VOL
JOG
FL_RESET
FL_CS
FL_DATA
FL_CLK
SIRCS
LED1
D1196
SLR-325VCT31P
LED2
/
LED3
STANDBY
LED_CTRL
R1196
1k
D1205
SLR-325MCT31
SUBWOOFER
SW_LED
SIRCS
LED_CTRL
Q1114
ISA1235AC1TP-1EF
5.9
VOL
JOG
x a o
Q1190
y
2SC3052EF-T1-LEF
R1139
LED DRIVE
10k
. i
http://www.xiaoyu163.com
8 9 10 11
54 53 50 49 48 47 46 45
10
5.2
Q1220
KTC3203Y-AT
+5V
REGULATOR
9
1.5k
C1102
R1202
D1221 R1200 R1201
2.2
22
MAZ8068GMLS0 47k 47k
50V
R1203
22
R1166 R1167 R1168 R1169 R1170 R1171 R1172
680 1k 1.5k 1.5k 2.2k 3.3k 4.7k
S1165 S1166 S1167 S1168 S1169 S1170 S1171 S1172
/ DISPLAY METER OPTIONS ERASE CD TUNER/ TAPE
MODE
STANDBY BAND
R1177 R1178 R1179 R1180 R1181 R1182 R1183
680 1k 1.5k 1.5k 2.2k 3.3k 4.7k
S1176 S1177 S1178 S1179 S1180 S1182 S1183
GROOVE EQ BAND SURROUND Q Q AUDIO USB
PRESET TUNING +
EQ 3 7 6
R1193 4.7k
R1187 R1188 R1189 R1190 R1191 R1192
680 1k 1.5k 1.5k 2.2k 3.3k
(GT444/GT555)
S1186 S1187 S1188 S1189 S1190 S1191 S1192 S1193
DISC 1 DISC 2 DISC 3 ENTER RETURN SUBWOOFER
REC TO
USB
OPEN/CLOSE
R1146
(GT444/GT555)
100
3.3
VCC
1
R1206 1k IC1102
3.3
OUT
3
R1205 1k 0.1 R1147
GND
1k REMOTE CONTROL
2
0.7 RECEIVER
Q1205
R1207 2SC3052EF-T1-LEF IC1102
NJL24H400A
10k
LED DRIVE
C1146
0.22
R1117 470 R1118 2.2k
R1122
10k
R1114 Q1114, 1117, 1120, 1122
9
470 R1119
B+ SWITCH
680
8.6
R1120
4.4 4.2
9
47k
8.6 0.3
Q1117 Q1120 Q1122
ISA1235AC1TP-1EF 2SC3052EF-T1-LEF 2SC3052EF-T1-LEF
5.4
∗ D1124-1129
1L434FV22D0TDF01 (GT111/GT222/GT444)
1L034PB12E0MTTZ1 (GT555)
D1124 D1125 D1126 D1127 D1128 D1129
∗ ∗ ∗ ∗ ∗ ∗
∗ R1130, 1131, 1133, 1134, 1136, 1137
680 (GT111/GT222/GT444)
1k (GT555)
D1124-1129
(STREAM)
Q1139 u 1 6 3 Q1141 Q1143
2SC3052EF-T1-LEF 2SC3052EF-T1-LEF 2SC3052EF-T1-LEF
6.7 R1141 6.8 R1143 6.7
10k 10k
0 0 0
Q1139, 1141, 1143
LED DRIVE
45 45
2 4
8 9 9
12 13 14 15
FL1101
FLUORESCENT INDICATOR TUBE
44 43 42 41 40 39 38 37 36 35 34 33 32 31 18 17 16 15 14 13
R1173 R1174 R1175
C1140
6.8k 10k 15k
22
50V
S1174 S1175
S1173
-
TUNING -
TP1139
C1143 C1142
39 38 37
C1141
0.1 47
0.1
10V
50V
-32.1
40 VFDP
R1184 R1185
41
6.8k 10k NC
3.3
42
S1184 S1185 VDD
+ 43
NC
3 1 5 1 5 0 8 9
44 VSS
1.7
45 XT
C1145 1.7
46
100p XTB
R1145 3.3k
R1148 47
NC
100
FL_CLK TP1147 0
R1194 R1195 48 SCK
6.8k 10k FL_DATA 0
49 SI
R1149 TP1150
S1194 S1195 100
50 NC
REC DISC SKIP/
FL_CS R1150 100 3
TIMER EX-CHANGE 51
CSB
R1151 100
FL_RESET 3.3
52
RSTB
C1148
100p
C1149
100p
1 2
TP1101
R1102 R1103 R1104 R1105 R1106
4.7k 4.7k 4.7k 4.7k 4.7k
0.3
3.3 3.3 3.3 3.3 3.3
-31.5
-32 -32
-32 -32 -32
m
c o
.
HCD-GT111/GT222/GT444/GT555
2
8 9 9
16 17 18
12 11 10 9 8 7 6 5 2 1
C1101
2.2
50V
IC B/D
36 35 34 33 32 31 30 29 28 27
-31.5 P13
DR23
26
-31.5 P14
DR22
25
-31.5 P15
DR21
24
-31.5 P16
DR20
IC1101 23
2 4 9 8 2 -31.5 9 P17 9
DR19
22
-31.5 P18
FLUORESCENT
DR18
21
INDICATOR TUBE DRIVER
-31.5 P19
DR17 Q1116
IC1101
20
2SC3052EF-T1-LEF
NJU3427FH2
-31.5 P20
DR16
19
TP1118
DR15
18
TP1117 3.3
DR14
17
-31.5 R1116 4.7k -31.5
DR13
16
-31.5 R1115 4.7k
DR12
15 3.3
TP1114 -32
NC
14
-31.5
Q1115 -32
2SC3052EF-T1-LEF
3 4 5 6 7 8 9 10 11 12 13
R1164
R1165
47k
47k
R1107 R1108 R1109 R1110 R1111 R1112 R1113
4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
3.3 3.3 3.3 3.3 3.3 3.3 3.3
-31.5
-32 -32 -32 -32 -32 -32 -32
Q1102-1113, 1115, 1116
GRID DRIVE