CX-LEM333 - Sony Audio Service Manual (repair manual)

Model: CX-LEM333
Pages: 15
Size: 3.81 MB
Type: PDF
Document: Service Manual
Brand: Sony
Device: Audio / SUPPLEMENT-1
File: cx-lem333.pdf
Date: 2018-11-20

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Read Sony CX-LEM333 Service Manual online

SERVICE MANUAL
AEP Model
E Model
Australian Model
9-879-634-81
Ver. 1.1  2005.06
CX-LEM333
SUPPLEMENT-1
Subject: MAIN board, AMP board, HP board and CONTROL board changed

2
CX-LEM333
MAIN board, AMP board, HP board and CONTROL board changed
Part number of printed wiring board changed to suffix-12 from suffix-11.
It has any difference between suffix-11 and suffix-12.
This section describes the difference in the two boards.
Refer to original service manual (9-879-634-0[ ]) for other information.
• How to distinguish
Location of parts number on changed printed wiring board.
MAIN BOARD
AMP BOARD
HP BOARD
CONTROL BOARD
Before change :
After change :
1-861-718-11
1-861-718-12
Before change :
After change :
1-861-719-11
1-861-719-12
Before change :
After change :
1-861-722-11
1-861-722-12
Before change :
After change :
1-861-720-11
1-861-720-12

3
3
CX-LEM333
CX-LEM333
PRINTED WIRING BOARD — MAIN BOARD (SUFFIX-12) —
• Semiconductor
Location
Ref. No.
Location
D301
E-7
D302
A-7
D303
D-4
D304
D-5
D305
B-5
D306
B-5
D307
E-7
D308
E-6
D309
A-5
D310
E-6
D311
E-6
D312
D-4
D313
D-4
D317
E-6
D318
E-5
D319
G-5
D320
C-4
D386
D-5
D387
D-5
D388
D-4
D389
D-4
D390
B-2
D392
C-3
D393
B-3
D396
A-4
IC302
B-6
Q311
E-6
Q312
E-5
Q313
E-5
Q314
E-5
Q315
E-6
Q317
C-5
Q319
D-4
Q320
C-4
Q326
B-7
Q327
B-6
Q328
A-7
Q329
A-6
Q330
A-7
Q331
A-7
Q332
A-7
Q333
E-6
Q334
F-6
Q335
F-6
Q336
F-5
Q337
F-5
Q338
E-7
Q342
C-5
Q343
C-5
Q344
D-7
Q345
D-7
Q346
C-6
Q347
C-6
Q348
D-6
Q349
F-5
Q350
F-5
•
 See page 15 for Circuit Boards Location.
 :Uses unleaded solder.
IC302
5
6
7
1
2
3
4
L-CH
REC/PB
HEAD
R-CH
ERASE
HEAD
1-861-718-
(12)
12
C
  CONTROL BOARD
CNB303
SUPPLEMENT-1
Page 7
(
(
A
  CD BOARD
CN201
(Page 18)
B
  AMP BOARD
CN308
SUPPLEMENT-1
Page 5
(
(
L
MD
R
L
R
SPEAKER
IMPEDANCE
USE6-16
Ω
J302
D
  HP BOARD
CNB501
SUPPLEMENT-1
Page 5
(
(
E
  POWER BOARD
CN903
(Page 26)
F
  AMP BOARD
CN307
SUPPLEMENT-1
Page 5
(
(
G
  CONTROL BOARD
CNB302
SUPPLEMENT-1
Page 7
(
(
AEP, UK
KR
AEP, UK
AEP, UK
1
2
A
B
C
D
E
G
F
3
4
5
6
7
8
MAIN BOARD

4
4
CX-LEM333
CX-LEM333
SCHEMATIC DIAGRAM — MAIN BOARD (SUFFIX-12)  —
2.7
0.2
0.2
2.7
1.5
1.7
0
0
0
10.1
9.5
4.0
9.3
1.3
1.8
0
2.3
-30.9
9.4
9.3
-31.5
-30.8
-36.1
-31.5
(    ) : CD PLAY
NO MARK: FM
<    > : TAPE REC
-36.8
-30.9
-36.1
-41.3
-41.3
-47.4
-42.0
0
1.5
8.6
0.8
0.5
1.3
0
3.1
10.0
0
10.0
4.1
8.3
3.5
(7.5)
9.3
<0>
10.0
<9.2>
10.0
<9.9>
0
<6.4>
0
<7.1>
0
<1.9>
0
10.0
<9.9>
0
<0.2>
0
<6.4>
0
<0.2>
0
<0.2>
0
<0.4>
0
<6.4>
0
<-0.7>
2.8
<-0.7>
2.8
<-7.0>
2.6
<-20.5>
<-11.7>
<-0.7>
2.8
<-7.0>
2.6
<-7.0>
2.6
2.9
2.9
0
0
2.9
0
0
0
0
<-20.5>
0
<-20.5>
0
0
0
0
0
0
0
0
0
0
0
0
0
4.6
0.5
-4.6
0
0
0
0
0
0
0
0
0
0
0
0
0
5
47/35V
2SC1623-L5L6
2SC1623-L5L6
2.7K
2.7K
47/35V
1N4002B
1N4002B
1/4W
470P
470P
47/35V
2SK2158-T2B
2SK2158-T2B
2SK2158-T2B
1SS133T-77
KRA303-RTK
KRA303-RTK
2SD1387-AT
KTA1266GR-AT
47/35V
1SS133T
-77
1SS133T-77
RD5.1ESB2
1N4002B
RD3.9ESB2
RD3.9ESB2
1SS133T-77
KRC402-RTK
RD3.3ESB2
1SS133T
-77
KRC402-RTK
KRC402-RTK
KRC402-RTK
KTA1266GR-AT
KTA1266GR-AT
KTA1266GR-AT
KTA1266GR-AT
RB441Q-40T
-77
RD3.9ESB2
RD2.2ESB2
1SS133T-77
1SS133T-77
1SS133T-77
1SS133T-77
1SS133T-77
1SS133T-77
10uH
10uH
MAIN BOARD
INPUT SELECT
ELECTRICAL VOLUME
IC302
Q326-332
REC/PB
SWITCH
Q344, 345
BIAS OSC
Q346-348
REC BIAS
SWITCH
Q333, 338
AC DETECT
Q311, 315
MAIN POWER
RELAY DRIVE
Q319, 320
B+ SWITCH
Q317
REGULATOR
Q334-337
REGULATOR
Q312-314
REGULATOR
Q342, 343
DC DETECT
Q349, 350
FAN MOTOR DRIVE
EXCEPT AEP, KR
AMP BOARD
CN308
 
SPEAKER
IMPEPANCE
USE 6-16
Ω
L
R
HP BOARD
CNB501B
SUPPLEMENT-1
Page 6
 
AMP BOARD
CN307
 
POWER
BOARD
CN903
(Page 27)
 
CD BOARD
CN201
(Page 19)
A
C
G
CONTROL
BOARD
CNB303
CONTROL
BOARD
CNB302
MD
R
L
R-CH
REC/PB
HEAD
L-CH
ERASE
HEAD
9P
B
D
F
E
-LK
-LK
470
470
MTZJ-4.3B
MTZJ-4.3B
KTC3203Y-AT
KTC3203Y-AT
3.3 1/2W
*
1
*
1
*
2
10K
4.7K
3.3K
0
AEP, KR
E51, SP
MX
AUS
R327
*
2
68K
82K
E51, SP
AEP, MX,
AUS, KR
R349
KR
C325
0.1
(
(
(
(
SUPPLEMENT-1
Page 6
(
(
SUPPLEMENT-1
Page 8
(
(
SUPPLEMENT-1
Page 8
(
(
SUPPLEMENT-1
Page 6
• See page 28 for Waveform.

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