Samsung LS26A33W Service Manual page 47

5-7 No Picture (Component1, 2 : 480i, 480p, 720p, 1080i [Y, Pb, Pr])
Power Indicator is off.
Lamp on, no video.
Yes
Dose the signal appear at
output Pin (#19_Y, #15_Pb,
13
#21_Pr) of IC103 ?
Yes
Does the signal appear at
output #15_Pr, 19_Y,
14
21_Pb of IC105 ?
Yes
Does the digital data
appear at output of
2
RA101 ~RA104, RA106,
RA107 ?
Yes
Does the digital data
appear at output of RA605,
3
RA606, RA608, RA611,
RA613, RA615?
Yes
Does the digital data
appear at
4
output of RA512, RA514,
RA516, RA518?
Yes
Does the digital data
appear at
5
output of FT516~FT520 ?
Yes
Check a LVDS cable?
Replacea lcd panel?
(BN07-00121A)
LS26A33W
Connect the RCA cable.
No
Operating a DTV STB and DVD
player.
(BN39-00279A)
Check a IC103 and IC903.
No
Change a main PCB ass'y
(BN41-00482C).
Check a IC105 .
No
Change a main PCB ass'y
(BN41-00482C).
Check a IC101.
No
Change a main PCB ass'y
(BN41-00482C).
Check a IC601, IC602.
No
Change a main PCB ass'y
(BN41-00482C).
Check a IC501.
No
Change a main PCB ass'y
(BN41-00482C).
Check a IC515.
No
Change a main PCB ass'y
(BN41-00482C).
No
Please, Call to Samsung Co. LTD.
5 Troubleshooting
5-15