Philips 230WP7, Руководство по обслуживанию

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230WP7 LCD
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Electrical instructions
3. AC, DC po w er b oar d
3.1 S et m ains voltage at 90V ac
P lug in t h e m ains ca b le , c h ec k t h e d ispla y picture s h oul d b e nor m al .
P lug t h e m ains ca b le in an d out at ran d o m, t h e d ispla y picture s h oul d b e nor m al again .
3.2 S et m ains voltage at 264V ac
P lug in t h e m ains ca b le , c h ec k t h e d ispla y picture s h oul d b e nor m al .
P lug t h e m ains ca b le in an d out at ran d o m, t h e d ispla y picture s h oul d b e nor m al again .
4. D ispla y Adj ust m ent
4.1 A ccess to f actor y m o d e (RS232) in auto - align m ent s y ste m.
4.2 A uto color a dj ust m ent (B)
A ppl y a 1280x1024/60Hz signal w it h b lac k_wh ite pattern , set b rig h tness control at 100%,
an d contrast control at 50%.
Adj ust t h e R. G . B o ff set , an d gain to cali b rate t h e color s m oot h l y an d 64- gra y level
d istinguis h a b le .
Ch ec k all f actor y pre - setting m o d es .
4.3 Adj ust m ent o f WHIT E -D (B)
A ppl y a 1280x1024 / 60Hz signal w it h wh ite pattern , set b rig h tness control at 100%, an d
contrast control at 50%. Adj ust t h e R, G , B S u b- Gain , f or t h e screen center , t h e 1931 CI E
c h ro m aticit y (X, Y) co - or d inates s h all b e ;
U se M inolta CA-110 f or colour coor d inates an d lu m inance c h ec k.
L u m inance is > 250 N its in t h e center o f t h e screen wh en b rig h tness at 100% an d
contrast set to 100%.
9300
°
K 6500
°
K s R G B
x ( center ) 0.283
±
0.020 0.313
±
0.020 0.313
±
0.020
y ( center ) 0.297
±
0.020 0.329
±
0.020 0.329
±
0.020
Y ( nits ) 180
±
10
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