LG 42PG1000, Руководство по обслуживанию, Страница: 8 / 30

8. EDID
(The Extended Display Identification Data )
/DDC
(Display Data Channel)
download
8-1. Required Test Equipment
(1) Adjusting PC with S/W for writing EDID Data.
(S/W : EDID TESTER Ver.2.5)
(2) A Jig for EDID Download.
(3) Cable : Serial(9Pin or USB) to D-sub 15Pin cable, D-sub
15Pin cable, DVI to HDMI cable.
8-2. Required Test Equipment
8-3. Preparation for Adjustment
(1) Connect the Set, EDID Download Jig, PC & Cable.
(2) Turn on the PC & EDID Download Jig. Set up the S/W
option.
(3) Power on the Set.
8-4. Sequence of Adjustment
(1) EDID Download
1) Init the data.
2) Load the EDID data.(Open File).
[ Analog file ] (for RGB)]
[ Digital file ] (for HDMI)
3) Set the S/W as below.
4) Push the “Write Data & Verify”button. And confirm “Yes”.
5) If the writing is finished, you will see the “OK” message.
6) If TV has three HDMI INPUT, you must download three
times for each HDMI.
8-5. EDID DATA
1) Analog-RGB.
=> Detail EDID Options are below([1],[2],[3],[4],[5])
1.[1]-Product ID
2. [2]-Serial No : Controlled on production line.
3. [3]-Month, Year : Controlled on production line.
ex) Monthly: '03' => '03'
Year : '2006' => '10'
4. [4]-Model Name : model name.
5. [5]-Checksum -> Changeable by total EDID data.
2) HDMI_1.
=> Detail EDID Options are below([1],[2],[3],[4],[5])
1.[1]-Product ID
2. [2]-Serial No : Controlled on production line.
3. [3]-Month, Year : Controlled on production line.
ex) Monthly: '03' => '03'
Year : '2006' => '10'
4. [4]-Model Name : model name.
5. [5]-Checksum -> Changeable by total EDID data
- 8 - LGE Internal Use Only Copyright©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
(Fig.5) Connection Diagram of DDC download
[1] [2]
[3]
[4] [5]
[1] [2]
[3]
[4]
[5]
[5]
42PG1000
Product ID
Product ID Model Name
EDID table
739D
Hex
9D73
40307
42PG1000
Product ID
Product ID Model Name
EDID table
749D
Hex
9D74
40308
42PG1000 00 00 00 FC 00 34 32 50 7 31 30 30 30 0A 20 20 20 20
Model Name Model Name(Hex)
42PG1000
00 00 00 FC 00 34 32 50 47 31 30 30 30 0A 20 20 20 20
Model Name Model Name(Hex)