Sony HCD-XG500 Service Manual - Page 22

Block Diagram – Display/key Control/power Supply

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Page 22 highlights

HCD-XG60/XG500 7-4. BLOCK DIAGRAM - DISPLAY/KEY CONTROL/POWER SUPPLY Section - (Page 21) F (Page 21) (Page 21) G E SPEANA RESET DISTORTION FLUORESCENT INDICATOR TUBE DRIVER, KEY CONTROL IC601 44 - 46 BPF 0 17 BPF 1 18 BPF 2 19 BPF 3 20 BPF 4 21 GRID DRIVE Q605, 606 ALL BAND 22 BAND-PASS FILTER IC602 16 F02 15 F03 14 F04 DET 13 F05 12 F06 REC LEVEL 11 DET B.P.F. LINE IN 4 REC IN 6 GR-15, GR-16 SEG-1 - SEG-23 28 , 27 FLUORESCENT INDICATOR TUBE FL601 42, 40 - 29 GR-2 - GR-14 GRID DRIVE Q607 RESET 73 GUITAR DISTORTION 16 LED SEL 7 43 GR-1 S601 - 607, 611 - 619, 621 - 627, S701 - 710, 712 - 732, 741, 743 - 757 (S632 : AEP, UK) S608 11 - 15 KEY 0 - KEY 4 LED DAT 5 LED SCK 3 LED LATCH 6 LED DRIVER IC701 13 DATA 14 CLK 15 STB 4 KEY POWER ON/OFF S609 POWER SAVE/DEMO (STANDBY) 2 KEY POWER SAVE/DEMO SIRCS BUFFER Q608, 609 LED STANDBY 77 REMOTE CONTROL RECEIVER IC702 1 SIRCS S763 (JOG DIAL) ROTARY ENCODER S763 74 JOG A 75 JOG B I2C DATA 78 I2C CLK 79 S736 VOLUME ROTARY ENCODER S736 9 VOL A 10 VOL B WAKE UP 8 D-SW 80 XOUT XIN 72 70 X601 12.5MHz LED DRIVE Q601 S742 LID (CD) OPEN/CLOSE P1 - P6, P7 - P10, P12 - P16 17, 19 - 23, 1 - 4, 7 - 11 B+ SWITCH Q602, 603 +5V (LED) Q604 D611 - 614, 621, 622, D700 - 710, 713 - 719, D741, 791 D601 SYSTEM CONTROLLER CD MECHANISM CONTROL IC501 (4/4) 30 IIC-DATA 29 IIC-CLK CD-POWER 5 18 WAKE UP POWER 2 STBY RELAY 43 EVER +5V SYSTEM CONTROLLER (IC501) , FL DRIVER (IC601) B+ +5V REGULATOR IC901 SUB POWER TRANSFORMER T901 RECT D902 - 905 CD A+5V (SW) , CD D+5V (SW) CD MECHANISM DECK SECTION B+ Q914 +5V (LED) (PANEL SECTION B+) D+5V (UNSW) (RDS SECTION B+) AU D+5V M62493FP (IC101) B+ D+5V (SW) (CD SENSOR SECTION B+) TO FLUORESCENT VF INDICATOR TUBE (FL601) VF +VL -VL POWER AMP (IC801), PROTECT CIRCUIT +VH -VH (XG500) -35V FL DRIVER (IC601) B- B+ SWITCH Q913 -35V REGULATOR Q903, 908 B+ SWITCH Q911, 912 +5V REGULATOR IC911 POWER TRANSFORMER T951 RECT D832 RECT D831 (XG60) RECT D841 - 844 RECT D833 - 836 EXCEPT XG60 : Mexican /XG500 VOLTAGE SELECTOR S901 AC IN RY901 POWER ON/OFF RELAY DRIVE Q901 TC, PANEL, AUDIO A+7V A-7V Q906 ST +10V (FM/AM TUNER UNIT B+) B+ SWITCH Q901, 902 B- SWITCH Q903 - 905 +7V REGULATOR IC901 -7V REGULATOR IC951 TUNER B+ SWITCH Q931, 932 +10V REGULATOR IC931 FAN MOTOR B+ TC M+12V (TC MOTOR SECTION B+) CD M+7V (CD MOTOR SECTION B+) +7V REGULATOR IC933 +12V REGULATOR IC932 22 22

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HCD-XG60/XG500
22
22
7-4.
BLOCK
DIAGRAM
– DISPLAY/KEY CONTROL/POWER SUPPLY Section –
+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 : AEP, UK)
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
SIRCS BUFFER
Q608, 609
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+
(XG60)
(XG500)
RY901
STBY RELAY
43
EXCEPT
XG60 : Mexican
/XG500
SUB POWER
TRANSFORMER
T901
POWER ON/OFF
RELAY DRIVE
Q901