LG 49UB8200, Service Manual

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Only for training and service purposes
# PCM HDMI3 (C/S: A1 FC)
EDID Block 0, Bytes 0-127
EDID Block 1, Bytes 128-255
# PCM HDMI4 (C/S: E7 CD)
* Checksum (HDMI 1/2/3/4)
Input DTS FFh AC3 FFh PCM FFh
HDMI1 E7 82 E7 8B E7 FD
HDMI2 E7 72 E7 7B E7 ED
HDMI3 A1 81 A1 8A A1 FC
HDMI4 E7 52 E7 5B E7 CD
4.6. Camera Port Inspection
(1) Objective : To check how it connects between Camera and
PCBA normally, and their Function
(2) Test Method : This Inspection is available only Power-Only
Status.
i) Push Camera Up
ii) Camera’s Preview picture appears on TV Set
iii) Push Camera Down
(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.
5.2. Adjustment of White Balance
▪ In case of keeping module is in the circumstance of 0°C, it
should be placed in the circumstance of above 15°C for 2
hours
▪ In case of keeping module is in the circumstance of below
-20°C, it should be placed in the circumstance of above 15°C
for 3 hours.
- Purpose : Adjust the color temperature to reduce the
deviation of the module color temperature.
- Principle : To adjust the white balance without the saturation,
Fix the one of R/G/B gain to 192 (default data) and
decrease the others.
- Adjustment mode : Three modes – Cool / Medium / Warm