Block Diagram - Power Supply Section - Sony HCD-GTX999 Service Manual

HCD-GTX999
Ver. 1.1
Q Q
3 7 6 3 1 5 1 5 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
HCD-GTX999
6-5.

BLOCK DIAGRAM - POWER SUPPLY Section -

SYSTEM CONTROLLER
IC201 (5/5)
GENESIS POWER 34
AC DET 66
GENESIS +3.3V
GENESIS +2.5V
GENESIS +1.2V
AC FS DETECT 3
OVERVOLTAGE 81
AC-CUT 20
RESET 12
STBY RELAY 80
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+12V
+8V
+8V REGULATOR
IC920
POWER ON/OFF
CONTROL
Q965
GENESIS +5V
+3.3V
REGULATOR
IC6
+2.5V
REGULATOR
Q Q
3 7 6
IC8
D912
+1.2V
REGULATOR
IC5
+3.3V
+3.3V REGULATOR
IC940
+9V
REGULATOR
EFFECT B+
Q250
UNREGU
AMP B+
D916
REGULATOR
E+3.3V
Q960, 961
D+3.3V
RESET SIGNAL
GENERATOR
IC203
RESET SWITCH
Q391
u 1 6 3
20 20
2 4
8 9 9
MAIN POWER
TRANSFORMER
VF
VF
FOR
FLUORESCENT
INDICATOR
D421
TUBE
REGULATOR
+VFL
Q421
F421
+VH
RECT
F427
–VH D501
AMP
SECTION
F423
B+
+VL
RECT
F425
D502
–VL
+12V
RECT
REGULATOR
D910
IC910
D962
F429
RECT
D915
3 1 5 1 5 0 8 9
+5V
RECT
REGULATOR
D930
IC930
+9V
F431
RECT
REGULATOR
D950, 951
IC950
AC DETECT
Q402
RECT
SUB POWER
D406
TRANSFORMER
D964
RECT
D407
m
c o
.
2
8 9 9
T420
• Abbreviation
AR : Argentina model
BR : Brazilian model
E2 : 120V AC Area in E model
E51 : Chilean and Peruvian models
2 4 9 8 2 9 9
MX : Mexican model
RY401
(MX, AR)
(E2, E51, BR)
VOLTAGE
SELECTOR
S401
(AC IN)
(MX, AR)
T401
RELAY
DRIVE
Q401