Acer P244W Service Manual page 50

2. Check Control Board
Checking
Contorl Board
Working ?
T
Components
Control board OK ?
Replace a new
interface board
Yes
No
Yes
No
races
OK ?
Yes
No
to
Yes
- 50 -
Replug the control
wire, then retry
Replace the
Control Board,
then retry
Replace the
components, then
retry