17
TROUBLESHOOTING HINTS
3. No raster
No raster.
Trouble in the Q10 or
MX88281 (If it's trouble
in the MX88282, change
the main B'D)
Check the output
of the Q10 or #3 pin
of CN1.
< 2.5V
> 2.5V
Check the 12V of the
main power.
CN1 #1 pin
12V check.
YES
Check the DC/AC
output.
NO
Trouble in DC/AC
inverter.
NO
YES
Replace LCD panel.
Содержание L500B
Страница 1: ...ServiceManual TFT LCD MONITOR Model L500B DAEWOO ELECTRONICS CO LTD OVERSEAS SERVICE DEPT...
Страница 24: ...25 SCHEMATIC DIAGRAM u MAIN88281A...
Страница 25: ...26 SCHEMATIC DIAGRAM u TOP CIRCUIT...
Страница 26: ...27 SCHEMATIC DIAGRAM u BUFFER...
Страница 27: ...28 SCHEMATIC DIAGRAM u POWER DC DC...
Страница 28: ...29 SCHEMATIC DIAGRAM u MEMORY...
Страница 29: ...30 SCHEMATIC DIAGRAM u MICOM...
Страница 30: ...31 SCHEMATIC DIAGRAM u RGB SYNC...
Страница 31: ...32 SCHEMATIC DIAGRAM u TDA8752A...
Страница 32: ...33 EXPLODED VIEW MECHANICAL PARTS LIST...
