BenQ VM2221 - Page 24

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6.6 S-VIDEO testing
1. DVD PLAYER
2. VG-848
3. FLUKE 54200
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▲
Ke
y
to enter
,
after that
,
doin
g
each function
and confirm whether each function is right.
5. After finished, choose MENU to exit.
6.7 VGA testing
PC or Pattern
Generator
Preset mode 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
and confirm whether each function is right.
5. After finished, choose MENU to exit.
a. Over frequency
testing
PC or Pattern
Generator
Set the si
g
nal at normal
frequency
Check OSD whether display “Out of range"
b. Warning picture,
Power Saving
And power
examination
1. PC / Pattern Generator
2. power model
To put Monitor in USER area,
Signal lines do not connect an
y
signal.
1. Check OSD whether display “No Signal＂.
2. Keep no signal for 10 seconds, and then enter
into Power Saving.
3. Check LED whether melt red light.
4. Check Power saving power whether < 1W.
5. Max input power
2297 whether< 60W.
2097/1997/1697 whether< 48W.
6. Power OFF is LED OFF.
7. DT DTV checkment
Receive DVB numeral
signal
z picture is clear and fluent
z Sound without noise
8. AUDIO adjustment
PC or Pattern
Generator
Sound source
Any Patten 1. Press MENU Key to open OSD.
2. Press VOL▲▼Key to choose Audio.
3. After finished, choose MENU to exit.