Read LG 84LA980T-DC (CHASSIS:LT34E) Service Manual online
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4.6.2.2. Adjust method
4.6.2.2.1.ADC 480i/1080p Comp
(1) Check connected condition of Comp cable to the
equipment
(2) Give a 480i 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. And
Press OK or Right Button for going to sub menu.
(5) Press OK in Comp 480i menu
(6) Give a 1080p Mode, Horizontal 100% Color Bar Pattern to
Comp1. (MSPG-925FA → Model: 225, Pattern: 65)
(7) Press OK in Comp 1080p menu
(8) If ADC Comp is successful, “ADC Component Success” is
displayed.
(9) If ADC calibration is failure, “ADC Component Fail” is
displayed.
(10) If ADC calibration is failure, after rechecking ADC pattern
or condition, retry calibration
(11) If ADC calibration is failure, after recheck ADC pattern or
condition, retry calibration
4.7. Check SW Version
4.7.1. Method
1) Push In-star key on Adjust remote-controller.
2) SW Version check(ex. 47LW9500-DA)
4.8. MHL Test
Step 1) Turn on TV
Step 2) Select HDMI4 mode using input Menu.
Step 3) Set MHL Zig(M1S0D3617) using MHL input, output
and power cord.
Step 4) Connect HDMI cable between MHL Zig and HDMI4
port.
Step 5) Check LED light of Zig and Module of Set
Result) If, The LED light is green and The Module shows
normal stream -> OK
Else -> NG
4.9. Camera Port Inspection
(1) Objective : To check PCBA’s CAMERA Port.
(2) How-it-works
i) Connect the PCBA like below Picture.
ii) Send specific RS-232C Command for displaying Camera
Preview.
* CAMERA need to be status of Slide up.
(3) RS-232C Command
RS-232C COMMAND
Explanation
CMD
DATA
ID
Ai
00
23
Camera Function Start.
Ai
00
24
Camera Function End.
5. SET assembly adjustment method
5.1. Input Area-Option
(1) Profile : Must be changed the Area option value because
being different of each Country’s Language and
signal Condition.
(2) Equipment : adjustment remote control.
(3) Adjustment method
- The input methods are same as other chassis.(Use IN-START
Key on the Adjust Remocon.)
Refer to Job Expression of each main chassis ass’y
(EBTxxxxxxxx) for Option value
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