Preset Picture Size And Position Adjustment; White Balance Adjustment - Mitsubishi DPLUS 74SB -BKA Service Manual

9. Preset Picture Size and position Adjustment

(A) Factory mode setting
(B) Signal: All signals
* Perform the preset picture size and position adjustment for above all signals.
(C) Select the " " icon, then set to 70%.
(D) Select the " ", "
(E) Adjust the picture size and position as listed below by "−" and "+" SW.
Picture size
H: 315 ±2mm
V: 236 ±2mm
Picture position
H: |(X -X
TOP BOTTOM
)| ≤ 3mm
V: |X -X
LEFT RIGHT

10. White Balance adjustment

(A) Setting
Enter Factory Mode,
Mode: No.20, Pattern: Full White.
Warm up 60 min.
Make External Degauss.
(B) Cut Off Adjustment
1. Select the color Mode 9300K.
2. Cut Off Adjustment : Video Signal Off(0.Vp-p),Bright Control set to Max.
3. R.Bias, G.Bias and B.Bias set to 34.9%.
4. Adjust the VR307, at the Brightness 3.4~5.1 cd/m
5. 9300K (Select color Mode 9300)
Adjust R.Bias, B.Bias to make x=283, y=297, with readjusting G2 to keep the brightness
between 3.4~5.1cd/m
(C) "9300K, 8200K, 7500K, 5000K MODE" White Balance Adjustment
1. 9300K (Select color Mode 9300K)
1) 50*50mm Green block Pattern, Brightness Control set to Max., Contrast Control set to Max, Adjust
G.Gain control to Y=154cd/m
2) Video signal off (0.Vp-p), Brightness control set to 0.2cd/m
Pattern: Cross hatch
", " ", " " icon in OSM TAB 2.
XLeft
)| ≤ 3mm
2
.
2
.
XTop Bezel
XBottom
2
, setting.
2
.
4-6
Video
XRight