Sony HCD-XGR88 - Display;Key Control;Power Supply Section

25
25
HCD-XGR88
– DISPLAY/KEY CONTROL/POWER SUPPLY SECTION –
+10V
REGULATOR
IC931
+12V
REGULATOR
Q911,918
+3.9V
REGULATOR
IC922
+5V
REGULATOR
IC921
ST +9V
(FM/AM TUNER UNIT B+)
FAN MOTOR B+
TC M+9V
(TC MOTOR SECTION B+)
CD M+7V
(CD MOTOR SECTION B+)
RECT
D833 – 836
RECT
D841 – 844
POWER AMP (IC102,IC801),
PROTECT CIRCUIT
POWER
TRANSFORMER
T951
RECT
D832
RECT
D831
–35V
REGULATOR
Q903, 908
AC IN
D+3.9V
LED
3.9V
–VEE
VF
TO FLUORESCENT
INDICATOR TUBE
(FL601)
VF
+VL
–VL
+VH
–VH
+10
+15
-10
GRID DRIVE
Q608,609
FLUORESCENT INDICATOR TUBE DRIVER,
KEY CONTROL
IC601
SYSTEM CONTROLLER
CD MECHANISM
CONTROL
IC501 (4/4)
LED DRIVER
IC701
BAND-PASS FILTER
IC603
LED
+3.9V
BPF-F01
BPF-F02
BPF-F03
BPF-F04
BPF-F05
72
73
74
GRID DRIVE
Q606,Q607
DET
DET
B.P.F.
75
ALL BAND
REC IN
LINE
IN
LED
DRIVE
Q601
REMOTE CONTROL
RECEIVER
IC602
ROTARY
ENCODER
S700
57
VOL A
56
82 83
VOL B
XOUT XIN
B+ SWITCH
Q604,605
B+ SWITCH
Q602,603
KEY 0 – KEY 5
NFF02
NFF04
INF05
F06
INF03
GR-3
(Page 24)
D502,504
D904,906
D702,704,706,708
D710,712,714
D802,804,806,808
D810
D901
D600
SPEANA
LED SELB
55
LED SELA
80
LED DAT
78
LED SCK
76
LED LATCH
DATA
CLK
79
16
17
18
15
GR-1
17
GR-16
1
GR-9
8
I2C-DATA
I2C-CLK
IIC-DATA
IIC-CLK
71
61
60
29
LED-STBY
D-SW
S700
52
75
KEY-POWER
74
KEY-DISPLAY
73
SIRCS
AC-CUT
RESET
4
20
12
1
RESET SIGNAL
GENERATOR
IC801
31
30
CD-POWER
38
A+9V
TC+9V
70
14
13
12
REC
LEVEL
11
15
16
4
6
64 – 69
SEG-1 – SEG-25
18 – 21,24 – 41
43,44
GR-2 ,GR-4-GR8
GR9-GR15
20-29,1-7,9-11
P1 – P20
S700,S809-815
S801-807,S800
S613-615,S901-909
S908-915,S600-605
S501-504,S612
S701-709,S505-508
S700
VOLUME
X601
4MHz
EVER +3.9V
STB
FLUORESCENT INDICATOR TUBE
FL601
LID (CD)
OPEN/CLOSE
–35V
FL DRIVER (IC601)
B–
CD A+5V (SW) ,
CD D+5V (SW)
CD MECHANISM
DECK SECTION
B+
Q922
RESET
OTM-RESET
77 41
S618D602 S617
POWER
E
B+ SWITCH
Q921
RECT
D902 – 905
+5V
REGULATOR
IC901
EVER +3.9V
SYSTEM CONTROLLER (IC501) ,
FL DRIVER (IC601) B+
F963
F964
F961
F962
RY901
STBY-RELAY
84
SUB POWER
TRANSFORMER
T901
POWER ON/OFF
RELAY DRIVE
Q901
16,14 – 12
10,9,7-2
VOLTAGE
SELECTOR
S901
D911-913
VF
RESET
SWITCH
Q801
D501,503
D903,905
D701,703,705
D707,709,711,713,
D801,802,805,807,809
DISPLAY
(Page 24)
F
D853
D920
AC DET