Durabrand T6605VF Service Manual page 28

7. Press the [PROG+/PROG-] buttons until the hori-
zontal line becomes white.
8. To enter the CUT OFF (G) mode, press [2] button
on the remote control unit.
9. Press the [PROG+/PROG-] buttons until the hori-
zontal line becomes white.
10.To enter the CUT OFF (B) mode, press [3] button
on the remote control unit.
11.Press the [PROG+/PROG-] buttons until the hori-
zontal line becomes white.
12.Turn the screen control so that the horizontal line
adjusted white looks lightly.
13.Turn the power off and on again.
9. White Balance Adjustment
Purpose: To mix red, green and blue beams correctly
for pure white.
Symptom of Misadjustment: White becomes bluish
or reddish.
Test point Adj. Point
Screen-Control,
Screen PROG+/PROG-
Tape
Pattern Generator,
---
Color analyzer
Note: Use remote control unit
1. Operate the unit more than 20 minutes.
2. Face the unit to east. Degauss the CRT using De-
gaussing Coil.
3. Input the White Raster (APL 100%).
4. Set the color analyzer to the CHROMA mode and
after zero point calibration, bring the optical recep-
tor to the center on the tube surface (CRT).
5. Enter the Service mode. Press [VOL-] button on
the remote control.
6. Press [4] button on the remote control unit for Red
adjustment. Press [5] button on the remote control
unit for Blue adjustment.
7. In each color mode, Press [PROG+/PROG-] but-
tons to adjust the values of color.
8. Adjusting Red and Blue color so that the tempera-
ture becomes 8500K (x : 290 / y : 300) ±3%.
9. At this time, Re-check that Horizontal line is white.
If not, Re-adjust Cut-off Adjustment until the Hori-
zontal Line becomes pure white.
10. Turn off and on again to return to normal mode. Re-
ceive APL 100% white signal and Check Chroma
temperatures become 8500K (x : 290 / y : 300) ±3%.
Note: Confirm that Cut Off Adj. is correct after this
adjustment, and attempt Cut Off Adj. if needed.
1-6-5
Mode
RF
(or Ext.)
buttons
(APL 100%)
M. EQ. Spec.
See below
Figure
Color Ajalyzer
Input
White
Raster
Fig. 5
T6605EA