Service manual

Page 2
AL1702
6.Abnormal plug and play operation---------------------------------------------------------------------------------------18
7.Checking the interface circuit of sync signal----------------------------------------------------------------------------19
7.1 Checking the control circuit of horizontal sync pulse-------------------------------------------------------------19
7.2 Checking the control circuit of vertical sync pulse----------------------------------------------------------------19
8Checking the resolution change IC movement--------------------------------------------------------------------------20
9.Checking the DC/DC converter circuit-----------------------------------------------------------------------------------21
10.Checking the Audio circuit [option]--------------------------------------------------------------------------------------22
11.Checking inverter board circuit--------------------------------------------------------------------------------------------23
12.Power board------------------------------------------------------------------------------------------------------------------24
3) Spare Parts
Recommended Spare Parts List-------------------------------------------------------------------------------------------------25