Sony CMT-CPX1 / HCD-CPX1 Service Manual ▷ View online
HCD-CPX1
33
33
6-14. SCHEMATIC DIAGRAM – AMP Board –
•
See page 28 for Waveforms.
•
See page 38 for IC Block Diagrams.
CN601
R606
R604
R603
R602
R601
C611
C621
R607
D611
D621
L621
C601
R605
C604
C603
C602
C606
C605
R640
R641
R642
C607
C608
L601
L602
IC604
C612
IC603
R613
R612
R614
C614
R615
X601
FB640
FB641
FB642
C623
C633
C629
C632
R623
C630
FB604
C631
IC618
C625
C628
R618
C610
C634
C635
FB653
R653
FB652
R652
C613
C690
FB601
R609
FB660
FB610
FB650
D661
D651
C651
C648
C650
C649
C654
C660
C663
C655
C653
C652
D650
D660
D652
D662
C661
IC650
IC680
L650
L670
C676
C686
C679
C689
R681
R671
R651
R661
C659
C669
C656
C666
NO691
NO690
C674
EP601
C681
FB680
FB620
FB670
IC600
R662
R663
FB662
FB663
C638
C639
C636
C640
FB606
C637
FB605
L603
C617
C616
C618
C619
L604
C620
X602
R620
R608
R619
FB607
IC610
C670
C680
C675
C673
C683
C672
C678
C668
C682
D670
D680
D672
D682
C698
C699
C600
EP603
C697
CN600
C694
R697
Q694
Q693
Q691
Q696
R694
R696
R695
C692
R692
R691
Q692
C622
C671
D671
D681
R693
C693
C615
R610
C609
21P
100
100
100
100
100
1 50V
1 50V
100
1SS355
1SS355
100
10V
10V
1k
0.1
0.1
10
50V
0.1
0.1
100
100
100
0.1
10
50V
TC7WU04F
0.1
PCM1802DBR
100
100
1M
10p
470
12.288MHz
0
0
0
100p
0.01
0.01
100
10V
10V
100k
0.1
0
4.7
50V
50V
NJM2870F18
4.7
50V
50V
4.7
50V
50V
0
0.1
0.01
0.01
100
100
0
0.01
0
100
0
SFPL-62
SFPL-62
0.022
0.1
0.1
100
10V
10V
0.01
0.01
2.2
100
50V
50V
2.2
100
10V
10V
LI116V
LI116V
P6SMB36AT3
P6SMB36AT3
0.022
CXD9750L
CXD9750L
1
1
0.01
0.01
0
0
0
0
0.01
0.01
1
1
2P
2P
0
0.022
0
CXD9743N
100
100
0.01
0.01
0.01
100
10V
10V
0
0.01
0.01
22
25V
3p
3p
0.001
49.152MHz
750
0
1M
0
MC74VHC1GU04DFT1
0.01
0.01
100
50V
50V
2.2
2.2
100
10V
10V
0.1
0.1
100
10V
10V
LI116V
LI116V
P6SMB36AT3
P6SMB36AT3
0.01
0.01
3300
35V
0
5P
1
100k
2SA1602
2SA1602
2SA1602
2SA1623
100k
100k
100k
2.2
100k
100k
2SA1602
0.1
0.022
SFPL-62
SFPL-62
100k
2.2
10p
100
0.001
B1
B2
B3
B4
B5
B
1
B
2
B
3
B
4
B
5
C
1
C
1
C
2
C
3
C3
C2
+28V
+28V
GND
GND
GND
V
BB
A
V
BO
OTA
VD
R
VA
VDD
A
G
ND
A
IN
A
EN
A
D
IA
G
A
O
UT
A
SA
VB
B
B
VBO
O
TB
VD
R
V
B
VD
D
B
G
N
D
B
IN
B
E
NB
D
IAG
B
O
UTB
S
B
VB
B
A
V
BO
OTA
VD
R
VA
VD
D
A
G
ND
A
IN
A
ENA
D
IAG
A
O
UT
A
SA
VB
BB
VBO
O
TB
VD
R
V
B
VD
D
B
G
N
D
B
IN
B
E
NB
D
IAG
B
OU
TB
S
B
Lch-1
Lch-2
Rch-1
Rch-2
DIAGNOSTIC
ENABLE
DGND
L-IN
AGND
R-IN
AGND
DGND
D+3.3V
P-DOWN
INIT
SCDT
DGND
DGND
NSP MUTE
SC SHIFT
SC LATCH
SP-RELAY
FsoC
KO
Fsol
SFLAG
TEST2
TES
T1
H
PO
U
TR
2
HPVssR
H
POU
TR
1
H
PVddR
H
POU
TL2
H
PV
ssL
HP
O
U
T
L1
H
PV
ddL
X
Vss
XfsoIN
XV
dd
Vsubc
O
UT
R
2
VssR
OU
TR
1
V
ddR
O
U
TL1
V
ssL
V
ddL
O
U
TL2
XfsoO
U
T
XO
Vd
d
XO
Vss
D
Vdd
D
Vss
M
C
K
SEL
S
CD
T
S
CS
H
IFT
S
CLATCH
N
SP
M
U
TE
IN
IT
LR
CK
BCK
D
ATA
BFVdd
B
FVss
XfsiIN
D+6.2V
D+5V
A+5V
VCC
GND
CLOCK BUFFER
A/D CONVERTER
+1.8V REGULATOR
V
IN
V
O
U
T
N
.B.
CO
N
T
G
ND
POWER AMP
POWER AMP
(CHASSIS)
CLOCK BUFFER
V
NC
G
DIGITAL AUDIO
SIGNAL PROCESSOR
(CHASSIS)
PROTECT
SWITCH
Q691-694
PROTECT DETECT
10
µ
H
10
µ
H
1
µ
H
10
µ
H
10
µ
H
10
µ
H
10
µ
H
(Page 30)
(Page 37)
(Page 37)
(Page 37)
HCD-CPX1
34
34
6-15. PRINTED WIRING BOARDS – BACK LIGHT/LCD/SWITCH Boards –
•
See page 23 for Circuit Boards Location.
JW814
JW815
S801
D801
IC801
C811
S811
S809
S808
S812
JW816
JW813
S813
D804
S810
JW812
JW809
JW808
JW810
JW811
S807
CN801
JW807
JW806
JW805
RV801
S802
D803
S803
S805
S806
S804
S814
S817
D805
D802
RV803
JW817
S815
S816
R851
R812
R813
R814
R815
R816
R817
R818
R819
R820
R821
R825
R822
R832
R833
R834
R835
C807
C808
C809
C810
C813
C812
C814
C815
C816
Q801
Q802
Q803
Q805
Q804
R852
R853
R854
R855
R831
R824
R823
RV802
JW823
JW822
JW821
JW820
CN802
CN803
R844
R842
R845
R843
R846
R810
R805
C802
R807
R808
R809
R801
R806
C803
C804
C805
C806
R841
C801
C841
C842
IC803
D806
D808
D807
CN804
SWITCH BOARD
1-686-790-
11
(11)
E
(CD)
(CD)
CD
D803, S805
TUNING +
TUNING −
PLAY MODE/
DIRECTION
TUNING MODE
REPEAT
FM MODE
CD SYNCHRO
FUNCTION
TUNER
BAND
D804, S813
E
REC
(TAPE)
TAPE
D805, S817
(STANDBY)
E
1
3
DISPLAY
DSG
D802, S802
E
1
3
BASS
ROTARY ENCODER
TREBLE
ROTARY ENCODER
1
3
VOLUME
ROTARY ENCODER
1
3
1
MAIN
BOARD
CN402
F
1
14
15
56
28
29
43
42
LCD BOARD
1-686-791-
11
(11)
MAIN BOARD
CN403
E
LCD801
LIQUID CRYSTAL DISPLAY
BACK LIGHT BOARD
1-686-792-
11
(11)
D806 – 808
(LCD BACK LIGHT)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
E
S801 – 817
36
1
D801
F-2
D802
D-2
D803
B-7
D804
F-7
D805
H-7
D806
F-2
D807
F-3
D808
F-3
IC801
F-2
IC803
H-3
Q801
E-2
Q802
D-2
Q803
B-7
Q804
E-7
Q805
F-7
• Semiconductor
Location
Ref. No.
Location
(Page 29)
(Page 29)
HCD-CPX1
35
35
6-16. SCHEMATIC DIAGRAM – BACK LIGHT/LCD/SWITCH Boards –
•
See page 28 for Waveform.
•
See page 38 for IC Block Diagram.
R810
C801
C805
C803
C804
C806
C841
C842
R801
C802
R806
R807
R808
R809
C814
C815
C816
C811
D801
D802
D803
D804
D805
C813
C812
C808
C807
R812
R813
R814
R815
R816
R817
R818
R819
R820
R821
R822
R823
R824
R825
R831
R832
R833
R834
R835
S802
S803
S804
S801
S806
S807
S808
S805
S809
S810
S812
S817
S813
S814
S811
S815
S816
R841
R842
R843
R844
R845
R846
LCD801
D807
D808
D806
CN802
R805
RV803
RV802
RV801
C809
C810
CN801
Q805
Q804
Q803
Q802
Q801
R854
R853
R852
R851
R855
CN803
CN804
IC801
IC803
100
0.1
100p
100p
100p
100p
0.01
0.01
470k
100p
100
100
100
100
0.01
0.01
0.01
47
10V
SEL5220S
SEL5921A
SEL5921A
SEL5921A
SEL5921A
0.01
0.01
0.01
0.01
1k
2.2k
2.2k
1k
2.2k
2.2k
4.7k
10k
1k
2.2k
2.2k
4.7k
10k
22k
470
470
470
470
470
470
470
470
470
470
470
SELS6B14C
SELS6B14C
SELS6B14C
9P
220k
0.01
0.01
19P
DTC114EKA
DTC114EKA
DTC114EKA
DTC114EKA
DTC114EKA
100
100
100
100
100
4P
4P
NJL74H400A
BU9728AKS
SEG7
SEG6
SEG5
SEG4
SEG2
SEG1
SEG0
COM2
COM0
S
E
G
8
S
E
G
9
S
E
G
1
2
S
E
G
1
3
S
E
G
1
4
S
E
G
1
5
S
E
G
1
6
S
E
G
1
8
S
E
G
1
9
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
S
E
G
1
7
S
E
G
1
1
SEG3
COM3
COM1
S
E
G
1
0
C
O
M
0
C
O
M
1
C
O
M
2
C
O
M
3
S
E
G
0
S
E
G
1
S
E
G
2
S
E
G
3
S
E
G
4
S
E
G
5
S
E
G
6
S
E
G
7
S
E
G
8
S
E
G
9
S
E
G
1
0
S
E
G
1
1
S
E
G
1
2
S
E
G
1
3
S
E
G
1
4
S
E
G
1
5
S
E
G
1
6
S
E
G
1
7
S
E
G
1
8
S
E
G
1
9
S
E
G
2
0
S
E
G
2
1
S
E
G
2
2
S
E
G
2
3
S
E
G
2
4
S
E
G
2
5
S
E
G
2
6
S
E
G
2
7
S
E
G
2
8
S
E
G
2
9
S
E
G
3
0
S
E
G
3
1
G
1
G
2
G
3
G
4
G1
G2
G3
G4
TA
P
E
T
U
N
E
R
C
D
D
S
G
S
T
A
N
D
B
Y
B
A
S
S
_
A
B
A
S
S
_
B
T
R
E
B
L
E
_
A
T
R
E
B
L
E
_
B
CD
TAPE
STANDBY
TUNER
DSG
BASS_B
TREBLE_B
TREBLE_A
VOL_B
VOL_A
SIRCS
BASS_A
V
O
L
_
A
V
O
L
_
B
SIRCS
D806-808
(LCD BACK LIGHT)
+3.3V(EVER)
GND
LCD RESET
LCD C/D
LCD CS
LCD DATA
LCD CLK
LED GND
BACK LIGHT +7V
LIQUID CRYSTAL
DISPLAY DRIVER
ROTARY ENCODER
VOLUME
ROTARY ENCODER
ROTARY ENCODER
TREBLE
BASS
+7V
LED GND
LED TAPE
+3.3V(EVER)
LED TUNER
D-GND
SIRCS
LED STANDBY
LED DSG
KEY3
KEY2
KEY1
TREBLE-A
VOL-B
VOL-A
LED CD
TREBLE-B
BASS-A
BASS-B
DSG
TUNING +
TUNING -
(CD)
(CD)
CD
REPEAT
FM MODE
PLAY MODE/
DIRECTION
TUNING MODE
FUNCTION
DISPLAY
CD SYNCHRO
TUNER
BAND
REC
TAPE
TAPE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
DSG
(STANDBY)
TUNER
BAND
OUT
GND
3.3V
REMOTE
CONTROL
RECEIVER
LED_GND
BACK_LIGHT1
BACK_LIGHT3
BACK_LIGHT2
LED_GND
BACK_LIGHT1
BACK_LIGHT3
BACK_LIGHT2
LIQUID CRYSTAL DISPLAY
CD
(TAPE)
(Page 31)
(Page 31)
HCD-CPX1
36
36
EP801
NO805
C817
C818
C820
FB801
FB802
FB803
L751
L741
L731
L721
J701
CN701
CN711
CLP703
FB709
C704
C703
C702
C701
FB708
FB707
FB706
NO991
NO992
JW990
CN990
IC991
T991
RY991
C992
C994
D993
D992
D994
C993
D995
CLP999
D991
R992
R991
Q991
HP BOARD
1-686-793-
11
(11)
J801
PHONES
(CHASSIS)
1
4
MAIN BOARD
CN102
G
SP OUT BOARD
1-686-795-
11
(11)
L
R
SPEAKER
IMPEDANCE
USE 4Ω
2
1
2
1
AMP
BOARD
NO691
J
AMP
BOARD
NO690
K
SUB POWER BOARD
1-686-794-
11
(11)
3
1
E
3
1
MAIN
BOARD
CN401
H
SUB POWER
TRANSFORMER
1
2
SWITCHING
REGULATOR
MAIN BOARD
CN301
C
AMP BOARD
CN600
L
1
2
(AC IN)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
6-17. PRINTED WIRING BOARDS – HP/SP OUT/SUB POWER Boards –
•
See page 23 for Circuit Boards Location.
D991
E-5
D992
D-4
D993
D-4
D994
D-4
D995
D-4
IC991
E-4
Q991
E-5
• Semiconductor
Location
Ref. No.
Location
(Page 29)
(Page 32)
(Page 32)
(Page 29)
(Page 32)
(Page 29)
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