Sony SCD-XB940, Service Manual, Page: 63 / 73

13 13
SCD-XB940
47 51
52
53
46
63
35
62
64
61
44
41
43
32
30
50
49
48
60
56
31
1
–
34
39
–
52
53, 54
P1
–
34
3G
–
16G
1G, 2G
31
29
ROTARY
ENCODER
S201 (1/2)
SEGMENT
DRIVE
Q201
GRID
DRIVE
Q202, 203
–33V
REGULATOR
Q921
+12V
REGULATOR
IC905
+12V
REGULATOR
IC907
+5V
REGULATOR
IC906
+5V
REGULATOR
IC903
LINE
FILTER
L901
+3.3V
REGULATOR
IC904
+3.3V
REGULATOR
IC306
+5V
REGULATOR
IC303
+3.3V
REGULATOR
IC619
+5V
REGULATOR
IC302
+7V
REGULATOR
IC304
–7V
REGULATOR
IC305
+12V
REGULATOR
IC307
–12V
REGULATOR
IC308
REMOTE
CONTROL
RECEIVER
IC202
RESET
SIGNAL
GENERATOR
IC271
IFBSY
(Page 11)
(Page 11)
+5V
IFSI0, IFSO0, IFSCO, XIFCS
XFRRST
D201
IFSI0
IFSO0
IFSCO
XIFCS
ACK
RESET
SOUT
SIN
SCK
REQ
SIRCS
CP
CS
DA
RESET OUT
KEY 0
JOG2
JOG1
EXTAL XTAL
DISPLAY CONTROLLER
IC203
FLUORESCENT
INDICATOR TUBE DRIVE
IC201
X201
8MHz
FL CLK
FLT
FL DATA
FL RST
P35
S201 (2/2),
S251 – 254
F1
F2
FLUORESCENT
INDICATOR
TUBE
FL201
POWER TRANSFORMER
(DIGITAL)
T901
F1, F2
RECT
D917 – 920
RECT
D913 – 916
RECT
D909 – 912
RECT
D905 – 908
RECT
D901 – 904
+5V
–33V
TO
DISPLAY
SECTION
+12V
(M +12V)
+12V
+5V
+3.3V
POWER
S901
AC IN
POWER TRANSFORMER
(ANALOG)
T902
+5V
(D +5V)
+3.3V
+5V
+5V
+7V
–7V
+12V
–12V
AUDIO
SECTION
+3.3V
RF SIGNAL DECODER
(IC622)
RF, MAIN
SECTION
30 (Page 11)
05
2-5. BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –