HCD-GTX999
HCD-GTX999
20
20
6-5. BLOCK DIAGRAM - POWER SUPPLY Section -
SYSTEM CONTROLLER
IC201 (5/5)
F431
RECT
D930
RESET SWITCH
Q391
D916
+9V
(AC IN)
RY401
VOLTAGE
SELECTOR
S401
+3.3V
D421
+8V
F429
RECT
D915
RECT
D910
F423
F425
RECT
D502
F421
F427
RECT
D501
AMP
SECTION
B+
FOR
FLUORESCENT
INDICATOR
TUBE
+VFL
VF
VF
T401
SUB POWER
TRANSFORMER
T420
MAIN POWER
TRANSFORMER
(MX, AR)
(E2, E51, BR)
(MX, AR)
E+3.3V
D+3.3V
EFFECT B+
UNREGU
AMP B+
+VH
–VH
+VL
–VL
•
Abbreviation
AR :
Argentina
model
BR :
Brazilian
model
E2 : 120V AC Area in E model
E51 : Chilean and Peruvian models
MX :
Mexican
model
RELAY
DRIVE
Q401
RECT
D407
RECT
D406
AC DETECT
Q402
D964
RECT
D950, 951
POWER ON/OFF
CONTROL
Q965
D912
D962
+12V
G5V
REGULATOR
Q960, 961
REGULATOR
Q250
REGULATOR
Q421
G1.2V
G2.5V
G3.3V
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299