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ELECTRONICS
Product : Color TV Bulletin No. : 97-CTV-E0003
Model : CS6202Z, CS-7202ZB Bulletin Date : Jan. 6, 1997
Buyer : TSE, SAVINA, SGE
Subject : SCT12B Chassis, L401 (Modulation Coil) changes
Background : It is happened the 'Modulation Coil Stress Over' phenomenon on
(Symptom) SCT12B chas using with SED(Samsung Electron Devices Co.) CPT.
while R&D dept. has gotten self-reliability test.
Solution : In case the values of electric current are high on L401(30 mH)
Modulation Coil, it is stressed over.
Solution : Modulation Coil circuit changes.
SERVICE BULLETIN
Application Date : Dec. 19, 1996
( * I.C : Interchangeability Code Type )
Location
No. SEC Code Description SEC Code Description I.C
L401 AA27-10003A Coil 30 mH AA27-40003F Coil 3 mH D
R423 2003-001091 RM 2W 10 2008-000290 RF 2W 2.4 D
R424 2003-001091 RM 2W 10 2008-000290 RF 2W 2.4 D
Type A type B type C type D type E type F type
Interchange- OLD Early OLD Early OLD Early OLD Early Part Addition Part deletion
ability Status
(* I.C) NEW Late NEW Late NEW Late NEW Late
Application Reference ( O ) Only Defected sets ( ) Whole sets ( )
Attachment Schematic Diagram ( )
(Part) (Time) (Part) (Time) (Part) (Time) (Part) (Time) ( ¡¿ ¡æ NEW) (OLD ¡æ ¡¿ )
NEW (changed) Parts *
Exploded View ( )
Product Month Dec. 1996 Serial No.
Published by S. K. Yang Checked by Approved by J. G. Lee
Revision (V4 : Feb. 1, 1996) ... Global Strategy Group, Technical Information Support Part ( Pages : 1 of 1 )
Mechanical Diagram ( ) None ( O ) Others ( )
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ELECTRONICS
Product : TV Bulletin No. : 97-CTV-E0033
Model : CS3399Z, CS5099Z, CS5399K Bulletin Date : Sep. 2, 1997
Buyer : SAVINA ECN Date : Aug. 20, 1997
SUBJECT : CS-3399, 'SCT12A Chassis, Block Condenser changes
Background : The Block Condenser defective has been found out on SCT12A chassis in Vietnam.
(Symptom)
Cause : Electricity (Power) fluctuation in Vietnam is unstable.
The 'Block Condenser' has been designed for 400 Volts(DC).
In case that 'Peak to peak' electricity over than 400 Volts(DC) have supplied to 'Block
Condenser' , the 'Block Condenser' would be damaged.
Solution : The specification of Block Condenser has been modified from 'DC 400V' to 'DC 450V'
SERVICE BULLETIN
as belows:
Application Date : Aug. 20, 1997
( Interchangeability Code : * I.C )
Location OLD (before) Parts (SCV11B & C) NEW (changed) Parts (SCV11D) *
No. SEC Code Description SEC Code Description I.C
C806 - C-AL: 330uF 400V 2401 - 002227 C-AL: 330uF 450V D
Type A type B type C type D type E type F type
Interchange OLD Early OLD Early OLD Early OLD Early Parts Addition Parts deletion
Type Code
(* I.C ) NEW Late NEW Late NEW Late NEW Late
Application Reference ( O ) Only Defected sets ( ) Whole sets ( )
(Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (None ¡æ New) ( Old ¡æ Del. )
Attachment Schematic Diagram ( ) Component Lay-out ( ) Exploded View ( )
Mechanical Diagram ( ) None ( O ) Others ( )
Product Month : Serial No. (~ from)
Published by S.K. Yang Approved by Mr. J.G. Lee
Revision (V8 : July 24, 1997) ... Global Strategy Group. Tech.-Info. Suppot Part ( Pages : 1 of 1 )
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ELECTRONICS
Product : TV Bulletin No. : 97-CTV-E0034
Model : CS6202Z, CS7202ZB Bulletin Date : Sep. 2, 1997
Buyer : SAVINA ECN Date : Aug. 20, 1997
SUBJECT : CS-6202, 'SCT12B Chassis, Block Condenser changes
Background : The Block Condenser defective has been found out on SCT12B chassis in Vietnam.
(Symptom)
Cause : Electricity (Power) fluctuation in Vietnam is unstable.
The 'Block Condenser' has been designed for 400 Volts(DC).
In case that 'Peak to peak' electricity over than 400 Volts(DC) have supplied to 'Block
Condenser' , the 'Block Condenser' would be damaged.
Solution : The specification of Block Condenser has been modified from 'DC 400V' to 'DC 450V'
SERVICE BULLETIN
as belows:
Application Date : Aug. 20, 1997
( Interchangeability Code : * I.C )
Location OLD (before) Parts (SCV11B & C) NEW (changed) Parts (SCV11D) *
No. SEC Code Description SEC Code Description I.C
C806 2401 - 001426 C-AL: 470uF 400V 2401 - 003031 C-AL: 470uF 450V D
Type A type B type C type D type E type F type
Interchange OLD Early OLD Early OLD Early OLD Early Parts Addition Parts deletion
Type Code
(* I.C ) NEW Late NEW Late NEW Late NEW Late
(Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (None ¡æ New) ( Old ¡æ Del. )
Application Reference ( O ) Only Defected sets ( ) Whole sets ( )
Attachment Schematic Diagram ( ) Component Lay-out ( ) Exploded View ( )
Mechanical Diagram ( ) None ( O ) Others ( )
Product Month : Serial No. (~ from)
Published by S.K. Yang Approved by Mr. J.G. Lee
Revision (V8 : July 24, 1997) ... Global Strategy Group. Tech.-Info. Suppot Part ( Pages : 1 of 1 )
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ELECTRONICS
Product : TV Bulletin No. : 97-CTV-E0036
Model : CN7202 Bulletin Date : Sep. 2, 1997
Buyer : SEASA, SEDA ECN Date : Jul. 13, 1997
SUBJECT : CN7202, Countermeasure of sound noise
Background : It is occurred sound noise like frequency oscillation from 'F.B.T.' intermittently.
(Symptom)
Cause : Micom software is programmed the 'Vertical mode' running 54Hz to 64.5Hz
'Search mode'. When 'Horizontal & Vertical frequency' free run continuosly,
sound noise can be occurred.
Solution : Micom software program has been modified as belows:
SERVICE BULLETIN
Application Date : Jul. 13, 1997
( Interchangeability Code : * I.C )
Location OLD (before) Parts (SCV11B & C) NEW (changed) Parts (SCV11D) *
No. SEC Code Description SEC Code Description I.C
IC901 AA13 - 30013W
(R3028) (R3085)
R930 2001 - 000577 R-C; 1/8W 2K 2001 - 000958 R-C; 1/8W 750 D
Type A type B type C type D type E type F type
Interchange OLD Early OLD Early OLD Early OLD Early Parts Addition Parts deletion
Type Code
(* I.C ) NEW Late NEW Late NEW Late NEW Late
Application Reference ( O ) Only Defected sets ( ) Whole sets ( )
Attachment Schematic Diagram ( ) Component Lay-out ( ) Exploded View ( )
(Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (None ¡æ New) ( Old ¡æ Del. )
AA13 - 30014U
D
Mechanical Diagram ( ) None ( O ) Others ( )
Product Month : Serial No. (~ from)
Published by S.K. Yang Approved by Mr. J.G. Lee
Revision (V8 : July 24, 1997) ... Global Strategy Group. Tech.-Info. Suppot Part ( Pages : 1 of 1 )
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ELECTRONICS
Product : TV Bulletin No. : 97-CTV-E0046
Model : CK6202WB, CK7202WB Bulletin Date : Nov. 19, 1997
Buyer : ANA (Romania) ECN Date : Nov. 14, 1997
SUBJECT : CK-6202, SCT12B Chassis, differential parts list by Micom type
Background : Circuit has been changed by Micom IC type for SCT12B chassis.
(Symptom)
Cause : Due to changing Micom IC type.
Solution : Micom IC has been changed from 'AF-version' to 'OTP' type.
The 'OTP' type Micom IC has beeb marked on the label as follows:
SERVICE BULLETIN
- Spec. : SZM159RTX -. Date : as of November 18, 1997
Application Date : Nov. 18, 1997
( Interchangeability Code : * I.C )
Location OLD (before) Parts (AF version) NEW (changed) Parts (OTP type) *
No. SEC Code Description SEC Code Description I.C
IC901 u-com 'AF Version' SZM159RTX u-com 'OTP type' SZM159RTX D
R934 2001-000786 1/8W 47K-J 2001-000563 1/8W 27K-J D
C912 2201-000257 CH 50V 16pF 2201-000651 CH 50V 68pF D
Type A type B type C type D type E type F type
Interchange OLD Early OLD Early OLD Early OLD Early Parts Addition Parts deletion
Type Code
(* I.C ) NEW Late NEW Late NEW Late NEW Late
(Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (None ¡æ New) ( Old ¡æ Del. )
Application Reference ( O ) Only Defected sets ( ) Whole sets ( )
Attachment Schematic Diagram ( ) Component Lay-out ( ) Exploded View ( )
Mechanical Diagram ( ) None ( ) Others ( O )
Product Month : November 1997 Serial No. (~ from)
Published by S.K. Yang
Revision (V8.1 : July 30, 1997) ... Global Strategy Group. Tech.-Info. Suppot Part ( Pages : 1 of 2 )
Mr. J.G. Lee
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ELECTRONICS
¡á Parts Change Information * Bulletin No: 97-CTV-E0046
¢ÁModel : ( Interchangeability Code : * I.C )
Location OLD (before) Parts NEW (changed) Parts *
No. SEC Code Description SEC Code Description I.C
C913 2201-000183 CH 50V 33pF 2201-000600 SL 50V 560pF D
R922 2001-000605 1/8W 3.6K-J 2001-000800 1/8W 5.1K-J D
R923 2001-000232 1/8W 1.3K-J 2001-000252 1/8W 1.6K-J D
J271 30506-410-216 Jumper Delete Delete F
J275 30506-410-216 Jumper Delete Delete F
D817 0403-000296 MTZ 5.6B Delete Delete F
D818 0403-000296 MTZ 5.6B Delete Delete F
SERVICE BULLETIN
Type A type B type C type D type E type F type
Interchange
Type Code
(* I.C )
Revision (V8.1 : July 30, 1997) ... Global Strategy Group. Tech.-Info. Suppot Part ( Pages : 2 of 2 )
OLD Early OLD
(Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (None ¡æ NEW) ( OLD ¡æ Del. )
NEW Late NEW Late NEW Late NEW Late
OLD
OLD Early Parts Addition Parts deletion
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ELECTRONICS
Product : TV Bulletin No. : 97-CTV-E0047
Model : CK6202WB, CK7202WB Bulletin Date : Nov. 19, 1997
Buyer : ANA (Romania) ECN Date : Nov. 14, 1997
SUBJECT : CK-6202, SCT12B Chassis, differential parts list by Micom type
Background : Circuit has been changed by Micom IC type for SCT12B chassis.
(Symptom)
Cause : Due to changing Micom IC type.
Solution : Micom IC has been changed from 'CC-version' to 'OTP' type.
The 'OTP' type Micom IC has beeb marked on the label as follows:
- Spec. : SZM159RTX -. Date : as of November 18, 1997
SERVICE BULLETIN
Application Date : Nov. 18, 1997
( Interchangeability Code : * I.C )
Location OLD (before) Parts (CC version) NEW (changed) Parts (OTP type) *
No. SEC Code Description SEC Code Description I.C
IC901 u-com 'CC Version' SZM159RTX(R2656) u-com 'OTP type' SZM159RTX D
R934 2004-001201 1/8W 68K-J 2001-000563 1/8W 27K-J D
C912 2201-000193 CH 50V 10pF 2201-000651 CH 50V 68pF D
C913 2201-000573 CH 50V 47pF 2201-000600 SL 50V 560pF D
R922 2001-000449 1/8W 2.2K-J 2001-000800 1/8W 5.1K-J D
Type A type B type C type D type E type F type
Interchange OLD Early OLD Early OLD Early OLD Early Parts Addition Parts deletion
Type Code
(* I.C ) NEW Late NEW Late NEW Late NEW Late
Application Reference ( O ) Only Defected sets ( ) Whole sets ( )
(Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (Parts) (Prod.) (None ¡æ New) ( Old ¡æ Del. )
Attachment Schematic Diagram ( ) Component Lay-out ( ) Exploded View ( )
Mechanical Diagram ( ) None ( ) Others ( O )
Product Month : November 1997 Serial No. (~ from)
Published by S.K. Yang
Revision (V8.1 : July 24, 1997) ... Global Strategy Group. Tech.-Info. Suppot Part ( Pages : 1 of 2 )
Mr. J.G. Lee