Read LG 55LW9800-CA (CHASSIS:LC12D) Service Manual online
5. Manual Adjustment
5.1 ADC Adjustment
5.1.1 Overview
ADC adjustment is needed to find the optimum black level and gain in Analog-to-Digital device
and to compensate RGB deviation.
LG Electronics
5.1.2 Equipment & Condition
1) Adjust Remocon
2) 801GF(802B, 802F, 802R) or MSPG925FA Pattern Generator
- Resolution: 480i, 720*480
1) Adjust Remocon
2) 801GF(802B, 802F, 802R) or MSPG925FA Pattern Generator
- Resolution: 480i, 720*480
MSPG-925FA Î Model: 209, Pattern: 65) - 480i
1080p, 1920*1080
(MSPG-925FA Î Model: 225, Pattern: 65) - 1080p
- Pattern : Horizontal 100% Color Bar Pattern
- Pattern level: 0.7±0.1 Vp-p
- Image
- Pattern level: 0.7±0.1 Vp-p
- Image
3) Must use standard cable
5.1.3 Adjust method
5.1.3.1 ADC 480i, 1080p Comp1
1) Check connected condition of Comp1 cable to the equipment
2) Give a 480i, 1080p Mode, Horizontal 100% Color Bar Pattern to Comp1.
(MSPG-925FA Î Model: 209, Pattern: 65) - 480i
(MSPG-925FA Î Model: 225, Pattern: 65) - 1080p
(MSPG-925FA Î Model: 225, Pattern: 65) - 1080p
3) Change input mode as Component1 and picture mode as “Standard”
4) Press the In-start Key on the ADJ remote after at least 1 min of signal reception. Then,
4) Press the In-start Key on the ADJ remote after at least 1 min of signal reception. Then,
select 7. External ADC -> 1. COMP 1080p on the menu. Press enter key. The adjustment will
start automatically.
start automatically.
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