LG 40LX770H Service Manual page 16

6.2. RJP/MPI Check
6.2.1. Initial setting
(1) Select Power switch ( up ) as the picture
(2) Set the Switch No.5 to ON (up) as the picture
Others should be set to OFF (down)
6.2.2. Checking Guide
(1) Press the P-ONLY key of R/C
(2) Press the Exit key of R/C
(3) Connect with the TV through RJP cable (wait for the JIG
on)
(4) RJP Pin check is carried out automatically
(5) The result is shown as below
(6) If RJP Pin check finished or you check other function, must
remove the RJP cable from TV
When checking the RJP(<-->)
be sure to use a direct cable.
6.3. Pro:Idiom Check
(1) Connect the RF Cable
(2) Turn to the Pro:Idiom channel (No. 96-1)
(3) Check the video & sound
** Only displayed at "POWER ONLY" mode
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
S/W switch direction: RJP <-->
MAIN ASSY make sure that the
insertion direction is right.
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6.4. b-LAN Main board Check
Press the Still key of Adjust Remocon for checking MPI port in
Power Only Mode.
(Display "b-LAN On" message.)
6.4.1. Overview
It is LNET RF modem & FTG card
6.4.2. Equipment
(1) b-LAN Checker: UTC-1000 (with Cable accessory)
(2) Computer(for test result monitoring)
(3) Connection JIG
6.4.3. Equipment connection map & b-LAN Check
LGE Internal Use Only