![background image](http://html.mh-extra.com/html/sony/hcd-zx70dvd/hcd-zx70dvd_service-manual_1329793127.webp)
HCD-ZX70DVD
29
29
6-9.
BLOCK DIAGRAM – POWER SUPPLY Section –
RESET
SWITCH
Q501
RESET
RESET
RESET SIGNAL
GENERATOR
IC501
+5.6V
REGULATOR
IC903
+12V
REGULATOR
IC905
+10V
REGULATOR
IC907
+7V
REGULATOR
IC906
+5V
REGULATOR
IC901
–5V
REGULATOR
IC902
–40V
REGULATOR
Q981
+5.6V
REGULATOR
IC901
B+
SWITCH
Q901, 902
B–
SWITCH
Q903, 904
B– SWITCH
CONTROL
Q905
B+ SWITCH
Q912, 913
B+ SWITCH
Q910, 911
D+5V
D+5V
D+5V
+5V
–5V
+5V
+5V
D508
D509
D504
D505
D510
D913
D912
BU+5.6V
(US, CND, AEP, UK)
EXCEPT
US, CND, AEP, UK
E, EA, MY, SP,
HK, TW, AR
US, CND,
AEP, UK, MX
EXCEPT
US, CND, AEP, UK
Q906
+12V
+10V
LED +7V
POWER
TRANSFORMER
(MAIN)
T902
RECT
D991 – 994
VOLTAGE
SELECTOR
RELAY DRIVE
Q901
RECT
D901 – 904
S911
RECT
D995 – 998
RECT
D911
RECT
D951
+VH
–VH
+VL
–VL
FOR
POWER
AMP
VG
D981
VF1
VF2
230 – 240V
220V
120V
(AUS)
AC IN
AC IN
(US, CND, AEP, UK)
BU+5.6V
RY901
POWER
TRANSFORMER
(SUB)
T901
+3.3V REGULATOR
IC302
POWER SUPPLY
BLOCK
(FOR DVD)
PCON
42
6
DVD V3.3V
RSTX
X3VRST
DVD +3.3V
DVD +3.3V
DVD +3.3V
DVD A+5V
DVD +5V
DVD +7V
DVD A+8V
DVD S12V
40
RESET SIGNAL
GENERATOR
IC207
+3.3V REGULATOR
IC404
+5V REGULATOR
IC904
59
63
4
12
94
23
AC CUT
33 DVD-RESET
DVD RESET
RESET
POWER
STBY-RELAY
SYSTEM CONTROLLER
IC401 (4/4)
(Page 26)
(Page 28)
45
(Page 24)
(Page 21)
(Page 24)
(Page 24)
(TH, CH)
22
CD-POWER
05
• Abbreviation
AR
: Argentine model
AUS : Australian model
CH
: Chinese model
CND : Canadian model
EA
: Saudi Arabia model
HK
: Hong Kong model
MX
: Mexican model
MY
: Malaysia model
SP
: Singapore model
TH
: Thai model
TW
: Taiwan model
Содержание HCD-ZX70DVD
Страница 22: ...22 MEMO ...
Страница 24: ...HCD ZX70DVD 24 24 6 2 PRINTED WIRING BOARD TK Board See page 23 for Circuit Boards Location Page 26 Page 26 ...
Страница 72: ...72 MEMO ...