Samsung LE26A41B, Service Manual

Page: 41 / 139

4 Alignments and Adjustments
LE26A41B/LE32A41B 4-11
4-3-1 Conditions for Measurement
1. On the basis of toshiba ABL pattern : High Light level (57 IRE)
- INPUT SIGNAL GENERATOR : MSPG-925LTH
* Mode NO 2 : 750X480@60 Hz
NO 6 : 1280X720@60 Hz
NO 21 : 1024X768@60 Hz
* Pattern NO 85 : 16 Color Bar Pattern
NO 16 : Toshiba ABL Pattern
2. Optical measuring device : CA210 (FL)
Please use the MSPG-925 LTH generator for model LW26A33W.
4-3-2 Method of Adjustment
1. Adjust the basic level of DTV and PC input signals.
a) Set the input to the mode in which the adjustment will be made (PC).
* Input signal - PC Mode : Model #21 (1024*768 Mode), Pattern #16 (Picture 4-1)
b) Enter factory Calibration, confirm the ADC data (PC Mode Only).
* ADC default value : Table 4-3.
2. Adjust the white balance of RF, DTV and PC Modes.
a) Set the input to the mode in which the adjustment will be made (RF DTV PC).
* Input signal - VIDEO Mode : Model #1 (750*480 Mode), Pattern #16
- PC Mode : Model #21 (1024*768 Mode), Pattern #16
b) Enter factory color control, confirm the data.
Picture 4-1 Toshiba ABL Pattern