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Only training and service purposes.
No Item Content Remark
1
Manufacturer ID
GSM Hex : 1E 6D
2 Product ID
HDMI : 30470
DP : 30471
Thunderbolt : 30498
Hex : 77 06
Hex : 77 07
Hex : 77 22
3 Year / Week
Year : 1C (2018 year)
Week : 1 (1 week)
Inserted at Production Line
(Variable data)
4
Version 1
EDID Version
5
Revision
HDMI : 3
DP / TBT : 4
EDID Revision
6 Serial Number SET Serial Number
Inserted at Production Line
(Variable data)
7
Model Name LG HDR 4K
** Protocol : DDC 2AB
3.3 Function Check
3.3.1 Check Screen
■ Check input and signal items. (cf. work instructions)
1. HDMI1 (3840 x 2160 @60Hz)
2. DisplayPort1.2 (3840 x 2160 @60Hz) - using PC
3. Thunderbolt (3840 x 2160 @60Hz) - using PC
4. Total Assembly line process
4.1 Write HDCP Key
Write HDCP Key into EEPROM by using DDC2AB protocol & HDCP2.2 Adjustment Jig equipment.
If error is occurred, try to write again.
After download HDCP key, send command ‘0xE6 00 00’ for loading RAM memory correctly.