Block Diagrams - Power Section - Sony RCD-W1 Service Manual

– POWER SECTION –
KEY_IN1
KEY_IN2
KEY_IN3
RMC_IN
8 SI1
FLD_TXD
7 SCK1
FLD_CLK
15
FLD_CS PO1
CDP D
FL DRIVER
SECTION
IC801
(Page 27)
PWR_CTL
KEY MATRIX
SW801 - 808
SW810 - 822
F0
80
I I
65
F15
(F+)
FLUORESCENT
64
DISPLAY
I
F16 FLD801
61 (F-)
I
•
F35 58
I
43
X1 3
X801
5MHz
4
X2
VLOAD 60 -34V
RESET
RESET 6 3 IC802 1 +5V
RMC801
REMOTE
COMMANDER
1
RECIEVER
(F-)AC2
(F+)AC1
SWITCH
Q904,910,911
-34V
-12V REG.
-12V 3 2
IC906
+12V REG.
V+12V 3 1
IC907
+15V
+12V REG.
M12V 2 1
IC905
4
+5V
(U-COM)
L903
+5V
A+5V
SWITCH
D+5V
Q901,902
5V(LAMP)
5VD(DCR)
L904
SWITCH
+5VA
Q907,908
REG.
IC904
29 29
T901
POWER
TRANSFORMER
D920
5
T901
6
T1.6A
BD901 L901
D907
4
7
D908
8 SWITCHING
LINE
3 REGURATOR
FILTER
IC901
9
1
DRAIN
2 DCP
D910
VCC
5
GND FB
3
4
D911
D906
13 2
1
D909
12
11
IC902
RCD-W1
POWER
SW901
AC
IN