Block Diagram - Main Section - Sony HCD-CP500MD Service Manual

BLOCK DIAGRAM – MAIN SECTION –
PJ301
L
ANALOG
IN
R
R-CH
TUNER UNIT
L-CH
R-CH
R-CH
CK
DO
DI
CE
TUNED
FM-DET
FM (7.5V) FM 7.5V
+B (9.5V) TU 9.5V
L
REC/PB HEAD
R R-CH
IC402
1
3
P R
4
REC/PB
T401
REC BIAS
ERASE BIAS
ERASE HEAD
X
IC301
SOUND PROCESSOR
LINEOUT1 32
9 E1 VOL1 29
OUT1 20
5 C1
3 B1
7 D1
15 14
B/UP 5V
AEP,UK
IC309
RDS DECODER
Q329
4 MUX RDATA 2
AMP
RCLK 16
XI XO
13 14
X301
4.332MHz
IC401
PB AMP,REC AMP,ALC
19
A/B-SW
A IN-L
PB-L
24
20
23
B IN-L
REC IN-L
REC OUT-L
16 14
D401
Q401
+8V
Q402,403
BIAS
OSC
MD-L
MD
C
SECTION
(Page 44)
REC-L
IC101
POWER AMP
3
+
Q101
–
2
MUTING
9
IC302
HEADPHONE AMP
3 +
1
–
2
IC306 (3/3)
MASTER CONTROL
Q315,316
Q339
STK-POWER
+ SWITCH 58 LINE MUTE
CD8V SWITCH
AMP_MUTE
56 VOL_DATA H/P_MUTE
55 VOL_CLK
Q318
SWITCH
H/P_CHECK
1 AC CUT
IC316
Q319
RESET
1 RESET 3 12 RESET
SWITCH
70 ST-CLK
69 ST-DOUT
71 ST-DIN
72 ST-CE
68 TUNED
51 RDS-DATA CD-POWER
18 RDS-INT
Q407
MUTING 38 TC-MUTE
Q414
TU_ON 67
48 REC-MUTE
MUTING
FM_ON 66
POWER-ON
44 REC/PB/PASS
MDM_POWER
DA_MUTE
MD RESET
43 43
14
R-CH
10
R-CH
Q132
MUTING
57
54
Q330,331
MUTING
53
SWITCH
52
D902-905
+B
(+22.5V)
POWER AMP
-B
(-22.5V)
Q309-311
B+
CD +5V D906-909
SWITCH
IC303
50
+8V
COM8V 3 1
REG
IC313
D318
+8V
3 1
M +7V
REG
MD A3.3V
IC314
IC305
+4V +5V
MD 3.3V 1 3 3 1
REG REG
MD BACKUP
MDM5V
0.22F Q312
+10V
M +10V
REG
Q303,307,308
B+
IC311
TU 9.5V
SWITCH
+8V
CD8V 3 1
REG
Q304-306
B+
FM 7.5V
SWITCH IC310
+12V
COM12V 3 1
REG
Q902
RELAY
2
DRIVER
IC315
D303
+5V
3 1
TC 5V
REG
D919 D910-13
B/UP 5V
Q901,903
+5V
REG
D917
COM8V
5V (IC306,Q319)
D920
0.22F
P.DOWN
20
DA MUTE
5
MD
MD RESET
B
49 SECTION
(Page 44)
D322
HCD-CP500K/CP500MD
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
: CD
: PB
SJ301
: REC
L
: MD(PLAY)
SPEAKER
: MD(REC)
R
• Abbreviation
E51 : Chilean and Peruvian model
HK : Hong Kong model
TW : Taiwan model
J301
PHONES
T902
MAIN
TRANSFORMER
RY901
EXCEPT
E51,HK,TW
E51,HK,TW
S901
VOLTAGE
SELECTOR
T901
SUB
EXCEPT
TRANSFORMER
E51,HK,TW
AC IN