LG 49UB850T - Manual Adjustment; EDID;DDC (Display Data Channel) Download

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LGE Internal Use OnlyCopyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
5. Manual Adjustment
5.1. ADC adjustment is not needed because of
OTP (Auto ADC adjustment)
5.2. EDID
(The Extended Display Identification Data)
/ DDC (Display Data Channel) download
5.2.1. Overview
It is a VESA regulation. A PC or a MNT will display an optimal
resolution through information sharing without any necessity of
user input. It is a realization of “Plug and Play”.
5.2.2. Equipment
▪ Since embedded EDID data is used, EDID download JIG,
HDMI cable and D-sub cable are not need.
▪ Adjust remocon
5.2.3. Download method
1) Press Adj. key on the Adjust remocon, then select “12.EDID
D/L”.
By pressing Enter key, enter EDID D/L menu
2) Select [Start] button by pressing Enter key, HDMI1 / HDMI2
/ HDMI3 / HDMI4 are Writing and display OK or NG.
5.2.4. EDID DATA
▪ Reference
- HDMI1 ~ HDMI3
- HDMI1 ~ HDMI4
- In the data of EDID, bellows may be different by Input mode
ⓐ Product ID
ⓑ Serial No: Controlled on production line.
ⓒ Month, Year: Controlled on production line:
ex) Monthly : ‘01’ -> ‘01’
Year : ‘2014’ -> ‘18
ⓓ Model Name(Hex): LGTV
ⓔ Checksum(LG TV): Changeable by total EDID data.
ⓕ Vendor Specific(HDMI)
5.2.4.1. EDID(For UB98, UB95, UB85)
# HDMI1 (C/S: 0xE7, 0x04)
EDID Block 0, Bytes 0-127
EDID Block 1, Bytes 128-255