Block Diagram - Main Section - Sony HCD-CP2 Service Manual

7-3. BLOCK DIAGRAM – MAIN Section –
PB-L
B
(Page 20)
PJ303 (1/2)
L
MD IN
R R-CH
L
VIDEO IN
MUTING
R R-CH
Q102, 103
TUNER ON
E
(Page 22) R-CH
CD-LCH
A
(Page 19)
TUNER PACK
L-CH 2
R-CH 3 R-CH
DI
10
11
CE
FM 75 FM ANT
ANT GND DO 8
ANT GND
CK 9
AM
AM ANT
ANTENNA
BAND-PASS
FM-DET 4 FILTER
Q830
TUNED 5
05
INPUT SELECT SWITCH,
TONE CONTROL,
ELECTRICAL VOLUME
IC301
TAPE-L
12
MD-L
11
CD-L
VIDEO-L
14
TU-L MO-L IN-L
13 15 16
30 1
MUTING
Q106
R-CH
SDA
71
70 SCK
TU-DATA
20
23 TU-CE
22 TU-COUNT
SYSTEM CONTROLLER
21 TU-CLK
(AEP, UK, North European)
RDS DECODER
IC803
RDATA 2 24 RDS-DATA
4 MUX
RCLK 16 61 RDS-CLK
XI XO
13 14
X803
4.332MHz
19
TU-TUNED
LINE AMP
IC302
MUTING
Q101
R-CH
VOLUME TONE
LOUT
CONTROL CONTROL ATT 6
CIRCUIT CIRCUIT
R-CH
ROUT 5
D304
MUTING
CONTROL SWITCH
Q317, 318
MD 56
LED DRIVE
VIDEO 60
Q815
MUTING
AU MUTE 74 CONTROL SWITCH
Q303, 304
IC802 (3/4)
AMP-STBY 2
AMP-MUTE 6
SPEAK RELAY 5
34
TX
X800
32.768kHz
TEX 35
XTAL1 32
X801
4.19MHz
EXTAL1 31
DISC TRAY OPEN/CLOSE
MOTOR DRIVE
IC309
TRAY-OPEN 65 5 INPUT1 OUT1 2
M
TRAY-CLOSE INPUT2
66 6 OUT2 10
M901
DISC TRAY
OPEN/CLOSE
S901
TRAY-SW 45
(DISC TRAY CLOSE DET)
S902
(DISC TRAY OPEN DET)
21 21
POWER AMP
IC101
3 IN+ OUT 14
D812
LED DRIVE
9 10
Q869 MD
D821
VIDEO
OVER LOAD
DETECT
R-CH
Q331, 332
R-CH
SPEAKER ON/OFF SPEAKER PROTECT
SWITCH RELAY DRIVE
Q335, 337 Q333, 336
SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
: TAPE PLAY
: RECORD
R-CH : Same as L-CH
HCD-CP2
REC-L
C
(Page 20)
L
PJ303 (2/2)
LINE OUT
R-CH R
R-CH
J301
PHONES
MUTING
Q120
R-CH
SJ301
SPEAKER
IMPEDANCE
USE 6-16
+
L
–
–
R
+
R-CH
RY101