50PG70FR-MB (CHASSIS:PP81C) - LG TV Service Manual (repair manual). Page 9

- 9 -

(4) Push the “Write Data & Verify” button. And confirm “Yes”.

(5) If the writing is finished, you will see the “OK”  message. 

(High-Bandwidth Digital Contents Protection)

[

Confirmation

Before HDCP Download, you have to Set the Configuration
that CMD delay.
-> Configuration -> Option-> I2C delay(Write Byte : 0.5 ms,
Read Byte : 0.5ms, Read CMD Byte : 0.5ms)

(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) AC off/on and on HDCP button of MSPG925 and confirm

whether picture is displayed or not of using MSPG925

(5) HDCP Key value is different among the sets