Power Section; Circuit Boards Location - Sony MDS-JA30ES Service Manual

6-4. BLOCK DIAGRAMS — POWER SECTION —
+12V REG
IC904
RECT
AMP. +12V 1 3
D911
+5V REG
IC301
RECT
AD. +5V 1 3
D909
+5V REG
IC503
RELAY
DA. +5V 1 3 DRIVE
Q905
+7V REG
IC507
DA. +7V 1 3
UNREG. +9V
+5V REG
–12V REG
IC905
IC903 P.H. +5V
AMP. –12V 1 2 M+5V 2
STB
–5V REG
IC303 4
AD. –5V 1 2
RELAY. +5V
4
–7V REG
STB
D+5V 2
IC506
+3.3V REG
AD. –7V 1 2
IC204 +5V REG
IC907
D +3.3V 5 1
+7V REG
+5V REG
IC909
IC191
BD. +5V 5 1 2
STB
4
STBY SW
STB
Q903
RESET GEN.
IC901
+5V REG
S.RST 3 5 SYS. +5V IC902
D907
B. UP +5V 7
RES
D908
C
5
BT901
LITHIUM ION
DIGITAL
BATTERY
SECTION
(Page 22)
D914
P. DOWN 10 13
DA-MUTE
POWER DOWN
D901,903
DETECT
IC906
RELAY
D
POWER ON/OFF
MUTE
MUTE SW
HP MUTE
AUDIO
Q901,902
SECTION D902,904
–32V REG
(Page 24)
IC908
3
FL. –32V
Abbreviation
G : German model
FLUORESCENT
INDICATOR
16
— 25 —

6-5. CIRCUIT BOARDS LOCATION

T001
POWER
TRANSFORMER
CN001
RY901
AC
IN
S001
MAIN
RECT
POWER
D919,920
AEP, UK, G
RECT
D915
1
PSW board
1
HP board
1
RECT
1
D916
RECT
D921,922
RECT
1
D918
TO
F1
F2
TUBE
AC board
PW board
DIO board
PJ board
DA board
DIG board
DVOL board
AVOL board
DISP board
LMOT board
HLIM board
BD board
IN board
OUT board
— 26 —
AD board
MDS-JA30ES
— 27 —