BenQ VM2221 Product Service Manual page 110

1. DVD PLAYER
2. VG-848
3. FLUKE 54200
S-VIDEO
6.6
testing
PC or Pattern
Generator
6.7 VGA testing
PC or Pattern
a. Over frequency
testing
Generator
b. Warning picture,
1.
Power Saving
2. power model
And power
examination
Preset mode
Set the signal at normal
frequency
To put Monitor in USER
PC / Pattern
Generator area,
Signal lines do not connect
any signal.
1. Press SOURCE Key to select S-VIDEO.
2. According to signal source , doing picture
and volume test.
3. Press MENU to open OSD.
4. Press CH▲▼Key to select and press
VOL▲ Key to enter ,after that ,doing each
function
function is right.
5. After finished, choose MENU to exit.
1. Press SOURCE Key to select VGA.
2. According to signal source , doing picture
and volume test.
3. Press MENU to open OSD.
4. Press CH▲▼Key to select and press
VOL▲ Key to enter. After that ,doing each
function
function is right.
5. After finished, choose MENU to exit.
Check OSD whether display "Out of range"
1. Check OSD whether display "No
Signal".
2. Keep no signal for 10 seconds ,then enter
into Power Saving.
3. Check LED whether melt red light.
4. Check Power saving power whether <
1W.
5. Max input power
6. Power OFF is LED OFF.
29
and confirm whether each
and confirm whether each
2297 whether< 60W.
2097/1997/1697 whether< 48W.