HP W1707 Service Manual page 35

17" LCD Color Monitor
9.2.3 Key Board
OSD is unstable or not working
Is Keypad board connecting normally?
Is Button Switch normally?
Is Keypad board normally?
OK
OK
OK
Check main board
NG
NG
Replace Button Switch
NG
Replace Keypad Board
35
HP W1707
Connect Keypad Board