Table of Contents
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1.
No display of screen (Screen is black, color of LED is amber) ----------------------------------------------------- 1
2.
Nothing displays on screen (Screen is black, color of LED is green) ---------------------------------------------- 2
3.
Checking the back light unit --------------------------------------------------------------------------------------------- 5
4.
Abnormal screen ---------------------------------------------------------------------------------------------------------- 6
5.
Abnormal Auto adjustment ---------------------------------------------------------------------------------------------- 8
5.1 NO OSM display ----------------------------------------------------------------------------------------------------- 8
5.2 OSD Adjust problem ------------------------------------------------------------------------------------------------- 8
6.
Abnormal plug and play operation ------------------------------------------------------------------------------------- 9
6.1 Abnormal DDC2 ------------------------------------------------------------------------------------------------------ 9
7.
Checking the interface circuit of sync signal ------------------------------------------------------------------------- 10
7.1 Checking the control circuit of horizontal sync pulse ---------------------------------------------------------- 10
7.2 Checking the control circuit of vertical sync pulse -------------------------------------------------------------- 10
8.
Checking the resolution change IC movement ----------------------------------------------------------------------- 11
9.
No power on -------------------------------------------------------------------------------------------------------------- 12
10. Checking the DC/DC converter circuit -------------------------------------------------------------------------------- 13
11. Checking the operation of CPU ---------------------------------------------------------------------------------------- 14
12. Power board --------------------------------------------------------------------------------------------------------------- 15
Index
Table of Contents
B17AAU / B17ANU / B17AAY
Trouble Shooting
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Table of Contents
