Read Sony CDX-1150 (serv.man2) Service Manual online
1
1
SERVICE MANUAL
US Model
CDX-1150
SUPPLEMENT-1
File this supplement with the service manual.
Subject : Change of Main and Key Boards
When performing service and inspection, check the suffix of the part number of
the main and key boards.
the main and key boards.
(ECN-CSB00629)
For schematic diagrams
• 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.
•
%
: indicates tolerance.
•
¢
: internal component.
•
C
: panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS
AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
•
U
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• 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
: FM
f
: AM
J
: CD
• (( )) : Page of supplement-1.
For printed wiring boards
• Y
: parts extracted from the conductor side.
•
®
: Through hole.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
(The other layer’s patterns are not indicated.)
• (( )) : Page of supplement-1.
– MAIN BOARD (SIDE B) –
MAIN Board Part No.
Former : 1-672-491-11
New : 1-672-491-12
Former : 1-672-491-11
New : 1-672-491-12
KEY Board Part No.
Former : 1-672-492-11
New : 1-672-492-12
Former : 1-672-492-11
New : 1-672-492-12
– KEY BOARD (SIDE B) –
Note: The components identified by mark
!
or dotted line
with mark
!
are critical for safety.
Replace only with part number specified.
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side:
Parts on the parts face side seen from the
(Side A)
parts face are indicated.
2
2
(LIMIT)
SW3
(DISC IN 2)
SW2
(DISC IN 1)
SW4
CHUCKING
DET
( )
-
+
-
+
-
+
BLK
BRN
RED
ORG
YEL
GRN
BLU
CDX-1150
1. PRINTED WIRING BOARDS — MAIN SECTION —
Ref. No.
Location
(D501)
B-10
D503
B-13
D504
B-12
D505
C-11
D506
D-13
D507
D-12
D508
E-11
D509
F-11
D510
E-12
D511
B-4
D512
E-10
D513
B-8
D514
D-8
D516
B-12
D517
B-12
D518
C-12
D519
C-2
D550
C-4
D551
B-4
D552
C-4
D602
J-12
IC101
G-8
IC102
G-5
IC103
J-4
IC400
D-5
(IC500)
B-6
IC600
H-11
IC601
I-9
IC700
D-3
Q101
F-4
Q401
B-3
Q402
C-5
Q403
C-6
Q501
D-11
Q502
D-11
Q503
F-13
Q504
G-12
Q505
C-11
Q506
C-13
Q507
D-12
Q508
F-7
Q509
E-11
Q510
E-12
Q511
E-10
Q512
C-8
(Q513)
A-8
Q514
C-8
Q515
D-7
Q516
B-3
Q517
F-11
Q550
B-3
Q551
B-4
Q601
J-12
Q701
G-2
Q702
G-2
Q703
J-7
Q704
F-2
Q705
F-3
• Semiconductor
Location
( ) : SIDE B
3
3
CDX-1150
((Page 8))
4
4
CDX-1150
2. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) —
Note:
• Voltage and waveforms are dc with respect
• Voltage and waveforms are dc with respect
to ground under no-signal conditions.
no mark : CD PLAY
no mark : CD PLAY
• Waveforms
(MODE:PLAY)
3
1
2
Approx. 600mVp-p
IC102
@£
(FE)
0V
IC102
9
(ARF)
1.3Vp-p
Approx. 200mVp-p
IC102
@™
(TE)
0V
((Page 5))
((Page 6))
