Asus PA246Q - Page 39

Service Manual PA246Q
58
11.7 Check Power BD:
Check Power BD
No
Yes
Check V-Panel +12V
Voltage ≈ 12V
Yes
Check V-USB +5V
Voltage ≈ 5V
Yes
Yes
Replace Power BD &
Check Inverter BD & I/F BD
Check CN801 Pin 1~5
Voltage ≈ 24V
Replace F701 & F702
No
Check F701 & F702
Check Q701 & Q702 & IC701
No
Replace Q701 & Q702 & IC701
Yes
Check V-IF +5V
Voltage ≈ 5V
Yes
Check D881 & D882 & IC881
No
Replace D881 & D882 & IC881
No
Replace Q852 & D853 & IC851
No
Check Q852 & D853 & IC851
Check Q851 & D851
& D852 & IC701
No
Replace Q851 & D851& D852 & IC701
Yes
Yes
Yes
Yes