Sony CMT-CP2W / HCD-CP2 Service Manual ▷ View online
21
21
HCD-CP2
7-3.
BLOCK DIAGRAM – MAIN Section –
05
C
(Page 20)
•
SIGNAL PATH
: RECORD
R-CH : Same as L-CH
: TAPE PLAY
: CD PLAY
: TUNER (FM/AM)
S901
(DISC TRAY CLOSE DET)
S902
(DISC TRAY OPEN DET)
INPUT1
TRAY-OPEN
OUT1
TX
TEX
VIDEO
D304
SYSTEM CONTROLLER
IC802 (3/4)
DISC TRAY OPEN/CLOSE
MOTOR DRIVE
IC309
X803
4.332MHz
X800
32.768kHz
RDS DECODER
IC803
TU-DATA
TU-CE
TU-COUNT
CD-L
VIDEO-L
VIDEO-L
MD-L
IN-L
R-CH
PJ303 (1/2)
REC-L
B
(Page 20)
PB-L
SDA
SCL
34
35
XTAL1
EXTAL1
X801
4.19MHz
32
65
TRAY-SW 45
5
2
INPUT2
TRAY-CLOSE
OUT2
66
6
10
31
60
MD 56
AU MUTE 74
SPEAK RELAY
5
AMP-STBY
2
AMP-MUTE
6
1
30
STBY
MUTE
9
10
15
2
20
SCK
70
SDA
71
23
TU-CLK
21
RDS-CLK
61
RDS-DATA
24
TU-TUNED
19
22
14
TU-L
13
11
TAPE-L
MO-L
16
12
E
(Page 22)
TUNER ON
A
(Page 19)
CD-LCH
L
MD IN
R
L
R
L
R
L
R
R-CH
R-CH
6
LOUT
5
ROUT
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
INPUT SELECT SWITCH,
TONE CONTROL,
ELECTRICAL VOLUME
IC301
IN+
3
OUT 14
POWER AMP
IC101
L-CH
3
10
R-CH
TUNER PACK
R-CH
VIDEO IN
MUTING
Q102, 103
LINE AMP
IC302
MUTING
CONTROL SWITCH
Q317, 318
LED DRIVE
Q815
LED DRIVE
Q869
MUTING
CONTROL SWITCH
Q303, 304
MUTING
Q106
MUTING
Q101
VOLUME
CONTROL
CIRCUIT
TONE
CONTROL
CIRCUIT
ATT
BAND-PASS
FILTER
Q830
R-CH
PJ303 (2/2)
LINE OUT
J301
PHONES
SJ301
SPEAKER
IMPEDANCE
USE 6-16
Ω
D821
VIDEO
DI
9
CK
11
CE
(AEP, UK, North European)
8
DO
4
2
16
13
14
4
FM-DET
RDATA
RCLK
XI
XO
MUX
5
TUNED
ANTENNA
FM ANT
ANT GND
ANT GND
AM ANT
FM 75
Ω
AM
+
+
–
–
M
M901
DISC TRAY
OPEN/CLOSE
INPUT SELECT SWITCH
D812
MD
SPEAKER ON/OFF
SWITCH
Q335, 337
SPEAKER PROTECT
RELAY DRIVE
Q333, 336
OVER LOAD
DETECT
Q331, 332
MUTING
Q120
R-CH
RY101
22
HCD-CP2
22
7-4.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
05
SYSTEM CONTROLLER
IC802 (4/4)
D
(Page 20)
REC/PB
E
(Page 21)
TUNER ON
+5V
REGULATOR
Q310
+8V
REGULATOR
IC304
+12V
REGULATOR
IC306
–8V
REGULATOR
IC305
RECT
D911 – 914
RECT
D907 – 910
RECT
D903 – 906
POWER TRANSFORMER
(MAIN)
T901
VOLTAGE
SELECTOR
S901
+9.5V
REGULATOR
Q313
SWITCHING
Q323, 324
AC IN
POWER TRANSFORMER
(SUB)
T902
RY901
B+
B–
+8V
+8V
REGULATOR
IC311
+8V
CD BLOCK, DISC TRAY OPEN/
CLOSE MOTOR DRIVER (IC309) B+
+9.5V
TUNER BLOCK B+
+12V
TDA7439 (IC301) B+
TRIGGER MOTOR DRIVE (IC402) B+
RELAY B+
+5V
CD BLOCK B+
–8V
AUDIO
CIRCUIT
POWER AMP
(IC101, 201)
D315
REGULATOR
CONTROL SWITCH
Q321, 322
LED DRIVE
Q811
(AEP, UK, North European)
(Saudi Arabia, Singapore)
D809
D808
D806
D807
D804
Q806
CD
D813
TUNER 49
CD 50
TAPE 48
53
RESET 30
REG-CON 64
+7.5V
REGULATOR
Q314
+5.6V
REGULATOR
IC310
RESET SIGNAL
GENERATOR
IC801
FM 7.5V
FM CIRCUIT B+
RDS DECODER
(IC803) B+
B+ SWITCH
Q800, 801
B+ SWITCH
Q804, 805
B+ SWITCH
Q850, 851
LED B+
REGULATOR
CONTROL SWITCH
Q315, 316
RDS-ON 25
LED DRIVE
Q810
TUNER
D814
LED DRIVE
Q813
LED DRIVE
Q808
LED DRIVE
Q814
TAPE
D817
DSG
D811
D823
(DISC TRAY ILLUMINATION)
STANDBY
I/u
D820
D657 – 660
(LCD BACK LIGHT)
BACK UP +5V
SYSTEM CONTROLLER (IC802) B+
Q812
REMOTE CONTROL
RECEIVER
IC804
56 REMOCON
DSG
59
LED DRIVE
Q807
CD SYNC
D810
CD SYNC
ROTARY
ENCODER
RV801
JOG-A
57
JOG-B
46
40 – 44
S0 – S31
KEY1 – KEY5
1–12, 34–41, 42–48, 50–55
COM0 – COM3
30 – 33
S800 – 815, 817 – 833
RV801
VOLUME
LIQUID CRYSTAL
DISPLAY
LCD801
(AEP, UK, North European)
(Saudi Arabia, Singapore)
CASSETTE HOLDER
BACK LIGHT
26
24
23
22
27
CAD
CS
SI
SCK
RESET
26
27
28
29
47
C/D
LCD DATA
LCD CLK
LCD CE
LCD-XRST
LCD DRIVER
IC800
REGULATOR
CONTROL SWITCH
Q311, 312
23
23
HCD-CP2
7-5.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGARAMS
• Circuit Boards Location
HEADPHONE board
LOADING board
CD board
MAIN board
AMP board
TUNER board
POWER board
AUDIO board
LEAF SWITCH board
LCD board
CONTROL board
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
p
: parts mounted on the conductor side.
•
b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
5
: fusible resistor.
•
U
: B+ Line.
•
V
: B– Line.
•
H
: adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
F
: TUNER (FM/AM)
E
: PLAYBACK (DECK A)
d
: PLAYBACK (DECK B)
a
:RECORD
J
: CD PLAY (ANALOG OUT)
c
: CD PLAY (DIGITAL OUT)
• Abbreviation
AED
: North European model
EA
: Saudi Arabia model
SP
: Singapore model
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
24
HCD-CP2
24
7-6.
PRINTED WIRING BOARD – CD Section –
•
See page 23 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
IC701
C-5
IC702
C-2
IC703
F-5
Q701
B-6
(Page 28)
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