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Only for training and service purposes

7-5. Preparation for Adjustment

(1) As above Fig. 3, Connect the Set, EDID Download Jig,,

PC & Cable

(2) Turn on the PC & EDID Download Jig. And Execute the

S/W : EDID TESTER Ver.2.5

(3) Set up the S/W option

Repeat Number : 5

Device Address : A0

PageByte : 8

(4) Power on the Set

1) Sequence of Adjustment

1. DDC data of Analog-RGB

(1) Init the data

(2) Load the EDID data.(Open File).

[Analog - RGB : PP81A_RGB.ANA]

[Digital - HDMI1 : PP81A_HDMI1.DVI]

[Digital - HDMI2 : PP81A_HDMI2.DVI]

[Digital - HDMI3 : PP81A_HDMI3.DVI]

(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.

8. HDCP(High-Bandwidth Digital Contents Protection)

(1) Connect D-sub Signal Cable to D-Sub Jack

(2) Input HDCP key with HDCP-key- in-program

(3) HDCP Key value is stored on Main M-STAR

IC(LGE6891DD) which is 0x80~0x90 addresses of

0x00~0x01 page(EEPROM MAP PAGE0~PAGE1 /

START :A080)

(4) Play the Equipment(DVD Player) included HDCP Key and

confirm whether picture is displayed or not of using DVD

Player.

(5) HDCP Key value is different among the sets

Open File

LG 42PG20R Service Manual

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