Schematic Diagram - Power Board - Sony HCD-GPX6 Service Manual

6-20. SCHEMATIC DIAGRAM – POWER Board –
CN901
12P
UNREG HIGH
UNREG GND
TC M10V
TC MGND
CD M7V
CD MGND
D 4V
D GND
RELAY ON
(Page 33)
FL AC
FL AC
FL -30V
CN902
7P
AC DETECT
GND HIGH
UNREG HI
GND LOW
+POWER
POWER GND
(Page 35)
-POWER
D902 D904
1N4002 1N4002
+10V REGULATOR
IC901
TA7810S
O I D903 D905
G 1N4002 1N4002
C901 C902
C907
470 3300
0.1
10V 25V
C912
220
50V
D910
10EDB40
+7V REGULATOR
IC902
TA7807S
O I
G D901
D3SBA20 (GPX6)
C903 C905 D5SBA20 (GPX7)
470 3300
10V 25V
C913
0.1
+4V REGULATOR
R901 R902 C914
IC903
1k 1k 0.1
µPC3504AHF
O I
G
C904
470
10V
C915
R909
10
2.2k
50V
D906 D908
1N4002 1N4002
D907 D909
1N4002 1N4002
C909
0.1
T901
MAIN POWER
TRANSFORMER
R905
3.3
R904
0.22
R903
0.22
240V
220V(230V)
F901
120V
JW901
F902
(US,HK,SP)
∗ NOT REPLACEABLE:
BUILT IN TRANSFORMER
∗ F901,902
3.15A 125V (US) R906
3.3M
T3.15A 250V (HK,SP,KR,AUS) JW940
T4A 250V (AEP,AR)
(US)
41 41
HCD-GPX6/GPX7
S901
JW904
VOLTAGE SELECTOR
120V 220V 240V
(HK,SP)
RY901
(HK,SP)
(EXCEPT HK,SP)
F903 JW907
T1.6A 250V
JW908
JW939
(EXCEPT HK,SP) JW906 (HK,SP)
(EXCEPT HK,SP)
D913
1SS133T-72
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
CN904
2P
SUB POWER
BLOCK
(2/2)
CN903
2P
(AC IN)