Hdmi Arc Function Inspection; Pip/W&R Function Inspection; Ddc Adjustment Command Set - LG 65UH8500 Service Manual

4.13. HDMI ARC Function Inspection

4.13.1. Test equipment
- Optic Receiver Speaker
- MSHG-600 (SW: 1220 ↑)
- HDMI Cable (for 1.4 version)
4.13.2. Test method
(1) Insert the HDMI Cable to the HDMI ARC port from the
master equipment (HDMI1)
(2) Check the sound from the TV Set
(3) Check the Sound from the Speaker or using AV & Optic
TEST program (It's connected to MSHG-600)
* Remark: Inspect in Power Only Mode and check SW version
in a master equipment
4.14. 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.
1) Push Camera Up
2) Camera's Preview picture appears on TV Set
(3) Push Camera Down
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
4.15. PIP/W&R Function Inspection
(1) Objective : To check the connection between sub tuner and
PCBA, and their Function
(2) Test Method : This Inspection is available only Power-Only
Status.
1) Press exit key of the Adj. R/C and Press PIP key.
2) Check that the SUB TUNER pop up window on the TV
Set.
(3) Check that the normal operation (picture, sound) of DTV on
the TV Set.
** Appendix **
A. DDC Adjustment Command set
Adjustment CMD
content (HEX)
1 Aging F3
On/Off
2 Input select F4
3 R GAIN 16
4 G GAIN 18
5 B GAIN 1A
6 R GAIN 16
7 G GAIN 18
8 B GAIN 1A
9 R GAIN 16
10 G GAIN 18
11 B GAIN 1A
12 CSM mode F2
13 AUTO ADC F1
14 EEPROM E7
Read
15 EEPROM E8
Write
- 22 -
ADR VALUE detail
00 FF/00 FF : ON / OO : OFF
00 0x10 : TV
0x20 : AV1
0x21 : AV2
0x40 : Component1
0x41 : Component2
0x60 : RGB
0x90 : HDMI1
0x91 : HDMI2
00 00 - C0 Gain Value Adjustment
CSM COOL
00 - C0
00 - C0
01 00 - C0 Gain Value Adjustment
CSM NORMAL
00 - C0
00 - C0
02 00 - C0 Gain Value Adjustment
CSM WARM
00 - C0
00 - C0
00 00 COOL
01 NORMAL
02 WARM
00 0, 1, 2 0: Offset Value Adjustment
1: Gain Value Adjustment
2: Offset and Gain Value
Adjustment
00 00 EEPROM read
00 data EEPROM write
LGE Internal Use Only