![background image](http://html.mh-extra.com/html/sony/hcd-gtr6/hcd-gtr6_service-manual_420751027.webp)
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HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
5-6. BLOCK DIAGRAM — DISPLAY/POWER SECTION —
M
MOTOR
DRIVE
IC701
MOTOR(LD)
M751
9
7
+5V
3.3V
94 MASTER VOL
STK MUTE
LMR
MASTER
VOLUME
88 ADKEY1
90 ADKEY2
73 POWER KEY
S945,S950-54,
S908-06
4
SIRCS
X514
5MHz
15 X-IN
13 X-OUT
X510
32.768kHz
10 XC-IN
11
36
34
XC-OUT
SYSTEM CONTROL
IC500 (6/6)
68
STBY-RELAY
12
RESET
20
AC-CUT
D1203
RECT
D1314
RECT
D1313
+VL
F1261
VL
VL
VH
VH
VP
VF
VF
GND
F1251
F1241
F1231
R1271
-VL
+VH
-VH
+33V
REGULATOR
Q1250
POWER ON/OFF
RELAY DRIVE
Q1200
+ VG
(+32V)
D1252
RECT
VF+
VF-
ND900
VACUUM
FRUORESCENT
DISPLAY
RY1200
PT1250
POWER
TRANSFORMER
RESET
SWITCH
Q005
REMOTE CONTROL
SIGNAL RECEIVER
IC900
EVER +10V
AC-CUT
DETACT
93 OP DIAL
ENCODER
ROTARY
ROTARY
ENCODER
OPERATION
DIAL
69
OVER_VOLTAGE_DET
RECT
D600
M +9V
LED +9V
ST+9V
3
27
USB_OE
55
MTK_POWER_CONTROL
+3.3V
+9V
+9V
+AVDD5V
+9V
+DVDD5V
AC3
AC3
F1271
F1281
UNREG/UNREGULATE
S936
S935
+9V REG
IC200
+9V REG
IC055
+4V REG
IC676
+5V REG
IC065
+3.3V REG
IC095
S916,S918,S920,S922,
S924,S926,S928,S930,
S932,S934,S936,S938,
S940-42
89 ADKEY0
34
31
S915,S917,S919,S921,
S923,S925,S927,S929,S931,
CLK1
RXD1
TXD1
RTS1
CN VSS
RESET
GTR7/8/8B
CN040
(FOR PROGRAMMING)
LINK RELAY
PROTECTOR
32
33
CNVss
RESET
12
9
D901
D900
LED
SWITCH
Q900
LED +9V
EVER 3.3V
STBY LED
2
LED DRIVER-DATA
LED DRIVER-CLOCK
7
1
41
LED DRIVER-LATCH
LED DRIVER-OE
4
8
6
5
1,
2,
21
|
24
15
|
20
LATCH
IC901
LED +9V
D923-928
D922,
D929-931
+3.3V REG
Q007-009
D1201
D010
D1202
EVER 3.3V
Q006
SUB POWER
TRANSFORMER
PT1200
8
6
D1253-1256
S1200
AC IN
230-240V
220V
120V/127V
VOLTAGE
SELECTOR
11
12
13
D1022
D1021
D1020
14
D919
GTR7/8/8B
Q712,Q717
RECT
RECT
Q713,Q714
RECT
Q720
RECT
Q719
RECT
Q696,Q718
AMP/SUFWOOFER
H
S933,S937
SECTION
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