HP PL4260N Service Manual
Download Service manual of HP PL4260N - 42" Plasma TV Flat Panel TV, HDTV for Free or View it Online on All-Guides.com.
Brand: HP
Category: Flat Panel TV , HDTV , LCD TV , Plasma TV , TV , TV Receiver
Type: Service manual
Model: HP PL4260N - 42" Plasma TV , HP PL5060N
Pages: 245
54 HP High-Definition Plasma TV Service Manual PL4260N, PL5060N
Failure type Picture
Source: S-VID/VID1, S-VID/VID2
Description: NO SIGNAL/Menu display only, and no
video picture, other source is OK.
C88 is on bottom layer of MB.
Inspection items Remarks
1 Change P. Mode to Standard Mode and check
signal cable.
2 Check whether there is signal input to correctly
composite terminal.
3 Open the back cover.
4 Check power connector XP004 and pin
#TAB/N801=+5V,#TAB/N802=+2.5V,
#TAB/N803=+3.3V,
#TAB/N804=+1.2V,#TAB/N805=+9V,
#TAB/N806=+5V.
5 Check whether there is correct signal on pin
#13(Y)/14© of NH01 on TB.
6 Check whether there is correct signal on pin
#33(Y)/31© of CON28 on MB.
7 Check whether there is correct signal on close
U9 pin of C88(Y)/C91© on MB.
8 Replace the MB if the other steps are correct.
NH01: video
C91: s-video C signal into