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HCD-XG80/XG700
22
22
+10V
REGULATOR
IC931
TUNER
B+ SWITCH
Q931, 932
+12V
REGULATOR
IC932
+7V
REGULATOR
IC933
+7V
REGULATOR
IC901
–7V
REGULATOR
IC951
ST +10V
(FM/AM TUNER UNIT B+)
FAN MOTOR B+
TC M+12V
(TC MOTOR SECTION B+)
CD M+7V
(CD MOTOR SECTION B+)
B+ SWITCH
Q911, 912
B+ SWITCH
Q901, 902
B– SWITCH
Q903 – 905
+5V
REGULATOR
IC911
RECT
D833 – 836
RECT
D841 – 844
POWER AMP (IC801),
PROTECT CIRCUIT
POWER
TRANSFORMER
T951
RECT
D832
RECT
D831
–35V
REGULATOR
Q903, 908
AC IN
TC, PANEL,
AUDIO
A+7V
A–7V
VF
TO FLUORESCENT
INDICATOR TUBE
(FL601)
VF
+VL
–VL
+VH
–VH
REMOTE CONTROL
RECEIVER
IC702
GRID DRIVE
Q605, 606
FLUORESCENT INDICATOR TUBE DRIVER,
KEY CONTROL
IC601
SYSTEM CONTROLLER
CD MECHANISM
CONTROL
IC501 (4/4)
LED DRIVER
IC701
BAND-PASS FILTER
IC602
Q604
+5V (LED)
BPF 0
19
BPF 2
20
BPF 3
21
BPF 4
GRID DRIVE
Q607
DET
DET
B.P.F.
22
ALL BAND
REC IN
LINE
IN
1
SIRCS
ROTARY
ENCODER
S763
ROTARY
ENCODER
S736
74 JOG A
9
VOL A
75 JOG B
10
72
70
VOL B
XOUT
XIN
B+ SWITCH
Q602, 603
KEY 0
–
KEY 4
BPF 1
F02
F04
F05
F06
F03
GR-1
(Page 21)
(Page 21)
F
D611 – 614, 621, 622,
D700 – 710, 713 – 719,
D741, 791
SPEANA
LED SEL
7
LED DAT
5
LED SCK
3
LED LATCH
DATA
CLK
6
13
14
15
43
I2C DATA
I2C CLK
IIC-DATA
IIC-CLK
RESET
RESET
18
79
78
29
WAKE UP
WAKE UP
8
D-SW
S742
80
18
30
CD-POWER
5
POWER
Q906
2
73
17
14
13
12
REC
LEVEL
11
15
16
4
6
11
–
15
SEG-1
–
SEG-23
44
–
46
GR-15, GR-16
28 , 27
GR-2
–
GR-14
42, 40
–
29
17, 19
–
23, 1
–
4, 7
–
11
P1
–
P6, P7
–
P10, P12
–
P16
S763
(JOG DIAL)
S601 – 607, 611 – 619, 621 – 627,
S701 – 710, 712 – 732, 741, 743 – 757
(S632 : XG700)
S736
VOLUME
X601
12.5MHz
G
STB
LED DRIVE
Q601
LED STANDBY 77
+5V (LED)
(PANEL SECTION B+)
D+5V (UNSW)
(RDS SECTION B+)
FLUORESCENT INDICATOR TUBE
FL601
D601
LID (CD)
OPEN/CLOSE
–35V
FL DRIVER (IC601)
B–
CD A+5V (SW) ,
CD D+5V (SW)
CD MECHANISM
DECK SECTION
B+
Q914
VOLTAGE
SELECTOR
S901
AU D+5V
M62493FP (IC101) B+
D+5V (SW)
(CD SENSOR SECTION B+)
4
KEY POWER ON/OFF
KEY POWER
SAVE/DEMO
2
S608
POWER
SAVE/DEMO
(STANDBY)
S609
(Page 21)
E
GUITAR DISTORTION 16
DISTORTION
B+ SWITCH
Q913
RECT
D902 – 905
+5V
REGULATOR
IC901
EVER +5V
SYSTEM CONTROLLER (IC501) ,
FL DRIVER (IC601) B+
RY901
STBY RELAY 43
EXCEPT
XG80 : Mexican
/XG700
SUB POWER
TRANSFORMER
T901
POWER ON/OFF
RELAY DRIVE
Q901
7-4.
BLOCK DIAGRAM – DISPLAY/KEY CONTROL/POWER SUPPLY Section –