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HCD-GN1300D
6-6.
BLOCK DIAGRAM – DISPLAY/POWER Section –
IC901
LED SWITCH
CONTROLLER
D1047
11
D1048
12
1,
2,
D923-928
21
|
24
D919-922,
14
D929-931
LED +9V
|
20
IC900
REMOTE CONTROL
SIGNAL RECEIVER
S936
OPERATION
DIAL
S935
MASTER
VOLUME
CN001
(1/3)
TXD1
CN VSS
(FOR PROGRAMMING)
RESET
CN102
Q512
M+5V
+B SWITCH
Q509
METER
LED WHITE
LED WHITE
(MOTOR DRIVER)
Q509
LED RED
METER
LED-RED
HCD-GN1300D
D900
LED +9V
STBY LED
97
4
2 LED DRIVER-DATA
AD_WATCH
72
8
1
LED DRIVER-CLOCK
6
3
LED DRIVER-LATCH
5
LED DRIVER-RESET
41
MTK_POWER_CONTROL
66
4 SIRCS
IC100 (6/6)
SYSTEM CONTROL
94 OPERATIONAL DIAL
95 MASTER VOL
31
MTK-POWER-CTRL/TXD-1
9
CNVSS
12
RESET
S915,S917,S919,S921,S923,S925,
S927,S929,S931,S933,S937
STBY-RELAY
54
90 ADKEY0
OVER_VOLTAGE_DET
68
89 ADKEY1
S916,S918,S920,S922,
S924,S926,S928,S930,
S932,S934,S938,
S940-42
91 ADKEY2
S945,S950-54,
S900-06
74 POWER KEY
DVD +5V
100
METER-BG-LED
RESET
12
15 X-IN
X414
5MHz
AC-CUT
20
13 X-OUT
5
METER-POINTER-LED
10 XC-IN
X410
32.768kHz
11 XC-OUT
Q900
LED
SWITCH
D901
EVER 3.3V
Q500,501
AD
SWITCH
Q252,Q251
D+3.3V
POWER CONTROL
Q293
Q291
M+9V
POWER CONTROL
CONTROL SWITCH
Q012
VIDEO +5V
DVD+5V
M+9V
Q292,Q294
+B SWITCH
RECT
VIDEO+5V
IC005
A+9V
+9V REG
USB+5V
RF/SERVO
IC256
IC006
USB_OC
K
+5V REG
SECTION
USB OC DET
(Page 25)
USB_SW
IC004
D+3.3V
+3.3V REG
UNREG/UNREGULATE
+9V REG
LED+9V/M+9V
IC002
IC001
DVD+5V
+5V REG
D633
D1201, D1202
EVER +10V
AMP
D1203
H
SECTION
AC-CUT
DETECT
(Page 29)
Q504
EVER +10V
Q502
RESET
SWITCH
Q503
Q505, Q506
EVER 3.3V
SWITCH
SWITCH
30
30
TP1201
POWER
TRANSFORMER
F1261
VL
+VL
D1314
VL
RECT
-VL
GND
F1251
F1241
VH
+VH
D1313
VH
RECT
-VH
F1231
Q1250
R1271
VP
+ VG
+33V
(+32V)
REGULATOR
D1252
RECT
D1253-1256
F1281
VF
IC003
ND900
VF+
+4V REG
VACUUM
FRUORESCENT
VF
VF-
DISPLAY
F1271
AC3
D003
AC3
RECT
RY1200
Q1200
POWER ON/OFF
RELA Y DRIVE
PT1200
8
6
SUB POWER
TRANSFORMER
S1200
VOLTAGE
SELECTOR
230-240V
AC IN
220V
120V/127V
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