Read Sony CFD-E90L Service Manual online
CFD-E90L
22
22
6-4.
BLOCK DIAGRAM – POWER SUPPLY Section –
48
10 – 28
S0 – S18
6 – 9
COM0 – COM3
RMC
35
CD
34
LINE
65
P-CON
76
RST
49
TC-PLAY
LIQUID CRYSTAL
DISPLAY
LCD401
SYSTEM
CONTROLLER
IC801
(3/3)
RADIO +6V, TC +6V,
ELECTRICAL VOLUME B+
RMC +5V
+9V
+3.3V
REGULATOR
IC910
RESET SIGNAL
GENERATOR
IC802
D920
D903
39
AC-CHK
M
S903
(MOTOR ON/OFF)
M901
(CAPSTAN/REEL)
S902
(TAPE PLAY)
+9V
+6V
REGULATOR
Q954
B+ SWITCH
Q952, 953
AC CHECK
Q801
LINE B+
SWITCH
Q802, 803
CD POWER
ON/OFF CONTROL
Q958, 959
CD +3.3V
CD +6V
LINE B+
POWER
AMP B+
+6V
REGULATOR
Q955
CD +3.3V
REGULATOR
Q957
RECT
D901 – 904
T901
POWER
TRANSFORMER
µCOM B+
DRY BATTERY
SIZE"C"
(IEC DESIGNATION R14)
6PCS. 9V
(FOR POWER SUPPLY)
DRY BATTERY
SIZE"AA"
(IEC DESIGNATION R6)
3PCS. 4.5V
(FOR BACK UP)
(Page 21)
E
CD, LINE
LINE
CD
D406
REMOTE CONTROL
RECEIVER
IC401
3V-CHK 42
6V-CHK 41
J901
AC IN
OPR/BATT
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