55LH50 (CHASSIS:LA91L) - LG TV Service Manual (repair manual). Page 11

Read LG 55LH50 (CHASSIS:LA91L) Service Manual online

4.4 LAN PORT INSPECTION(PING TEST)  
4.4.1. Equipment setting 
1) Play the LAN Port Test PROGRAM. 
2) Input IP set up for an inspection to Test  
Program. 
*IP Number : 12.12.2.2 
4.4.2. LAN PORT inspection  (PING TEST) 
1) Play the LAN Port Test Program. 
2) connect each other LAN Port Jack. 
3) Play Test (F9) button and confirm OK Message. 
4) remove LAN CABLE 
5. Manual Adjustment
5.1. ADC(Saturn5) 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. 
5.1.2 Equipment & Condition 
1) Adjust Remocon
2) 801GF(802B, 802F, 802R) or MSPG925FA Pattern
Generator
- Resolution: 720p, 1024*768 ‘
- Pattern : Horizontal 100% Color Bar Pattern 
- Pattern level: 0.7±0.1 Vp-p
- Image
3) Must use standard cable
5.1.3 Adjust method 
5.1.3.1 ADC 720p Comp1 
1) Check connected condition of Comp1 cable to the
equipment 
2) Give a 720p Mode, Horizontal 100% Color Bar Pattern
to Comp1. 
(MSPG-925FA => Model: 209, Pattern: 65)
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, select 7. External ADC
-> 1. COMP 720p on the menu. Press enter key. The
adjustment will start automatically.
5) If ADC calibration is successful, “ADC RGB Success”
is displayed.
If ADC calibration is failure, “ADC RGB Fail” is
displayed.
6) If ADC calibration is failure, after recheck ADC pattern
or condition retry calibration. Error message refer to 
- 11 -
 
Page of 39
Display

Click on the first or last page to see other 55LH50 (CHASSIS:LA91L) service manuals if exist.