Text preview for : Samsung_BN44-00259A_BN44-00260A_BN44-00261A_BN44-00262A_BN44-00289B_BN44-00291_No_power_to_backlight part of



| Home

Issue Date: Original /Supersedes /
Supplements:


30.07.09 Original
Issue No.
SEUK Technical Support Reference:


Service TVSB-003 1
Approved by:
Title: SVC Guide for No Power to Backlight Compiled by:


caused by diode on IP Board. Suki Nandra Ben Nichols



[26"]
Applicable LE26B450C4W, LE26B455C4W, LE26B457C6H, LE26B450C4H, LE26B460B2W,
Models LE26B465B2W, LE26B350F1W, LE26B355F1W.
[32"]
LE32B457C6H, LE32B450C4H, LE32B451C4H, LE32B652T4P, LE32B652T4W,
LE32B653T5P, LE32B653T5W, LE32B657T4P, LE32B657T4W, LE32B658T5P,
LE32B658T5W, LE32B650T2P, LE32B650T2W, LE32B651T3P, LE32B651T3W,
LE32B655T2P, LE32B655T2W, LE32B656T3P, LE32B656T3W, LE32B550A5P,
LE32B550A5W, LE32B551A6P, LE32B551A6W, LE32B555A5P, LE32B555A5W,
LE32B556A6P, LE32B556A6W, LE32B553M3P, LE32B553M3W, LE32B554M2P,
LE32B554M2W, LE32B557M2P, LE32B557M2W, LE32B558M3P, LE32B558M3W,
LE32B550M2H, LE32B350F1W, LE32B355F1W.
[37"]
LE37B530P7W, LE37B535P7W, LE37B650T2P, LE37B650T2W, LE37B651T3P,
LE37B651T3W, LE37B652T4P, LE37B652T4W, LE37B653T5P, LE37B653T5W,
LE37B655T2P, LE37B655T2W, LE37B656T3P, LE37B656T3W, LE37B657T4P,
LE37B657T4W, LE37B658T5P, LE37B658T5W, LE37B550A5P, LE37B550A5W,
LE37B551A6P, LE37B551A6W, LE37B555A5P, LE37B555A5W, LE37B556A6P,
LE37B556A6W, LE37B570A5S, LE37B579A5S, LE37B553M3P, LE37B553M3W,
LE37B554M2P, LE37B554M2W, LE37B557M2P, LE37B557M2W, LE37B558M3P,
LE37B558M3W, LE37B457C6H, LE37B550M2H.

Issue
No power, No picture and No Backlight


Solution Change DP805 (from MUR360 to 31GF6) Diode on IP Board.

Only affects MUR360 with 0907/0908/0909 marked on diode, therefore
please check this before replacing diode:


MUR360 Risk Range :
0907*/0908*/0909* marked on diode.




Replace DP805 on IP Board.
Samsung Part Number: 0402-001918.
Component Specification: Rectifier 600V, 3A, DO-210AD.
Manufacturer: Vishay.

For more information view the latest User or Service manuals on GSPN. If you have any questions please
raise them via the QNA function on GSPN
Q

Page 1 of 2




Applicable IP-Boards:
Reference
Part Numbers of IP Board

BN44-00259A BN44-00262A
BN44-00260A BN44-00289B
BN44-00261A BN44-00291A



[ BN44-00259A ]




[ BN44-00260A ]




[ BN44-00261A ]




[ BN44-00262A ]




[ BN44-00291A ]




[ BN44-00289B ]




For more information view the latest User or Service manuals on GSPN. If you have any questions please
raise them via the QNA function on GSPN
Q

Page 2 of 2