Mitsubishi Electric Diamond Pro 930SB, Service Manual

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4-6
(G) Change Mode to No.1, Check V size to do about 10mm over scan with keeping V size=100%, If size is
not enough, Re-adjust VG to 5~10mm over scan with keeping v size=100%.
10. G2 Initial Setting
(A) Mode No. 11
(B) Pattern: Full Black
(C) Adjust screen VR to make G2 voltage 650V
±
10V.
11. White Balance Adjustment
(A) Setting Aging Condition:
1) Enter Factory Mode,
2) Mode: No.11, Full White pattern and adjust size to H=350
±
10mm, V=260
±
10mm.
3) Warm up 60 min.
4) Perform an External Degauss.
(B) Cut Off Adjustment
1. Select the color Mode 9300K.
2. Cut Off Adjustment : Video Signal Off (0.Vp-p),Brightness set to 52.9%, Contrast to maximum and
R/G/B Bias set to 36.0%.
3. Adjust Screen VR (G2) Y=0.2cd/m
2
±
0.02cd/m
2
.
4. Adjust R. Bias, B. Bias to make X=0.283
±
0.005, Y=0.297
±
0.005, with readjust G2 to keep the
brightness between 0.2 cd/m
2
±
0.02cd/m
2
.
5. Change brightness setting to 100%, Check Y=3.8
±
0.5cd/m
2
.
(C) “9300K, 5000K MODE” White Balance Adjustment
1. 9300K (Select color Mode 9300K)
1) Brightness set to 50%, Contrast to maximum and CON_SBM_MIN set to 67.7%.
2) Set pattern to 50*50mm white block Pattern.
3) Adjust 2 channel gain control to x=0.283
±
0.005, y=0.297
±
0.005 and keep one channel with 100%.
4) Adjust CON_SBM_MIN to meet following spec.
9300K x=0.283
±
0.005cd/m
2
y=0.297
±
0.005cd/m
2
Y=135
±
2cd/m
2