LG 55LA7400 - Connecting to a HD receiver, DVD Player or VCR

- 19 -
LGE Internal Use OnlyCopyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Model Tool 1 Tool 2 Tool 3 Tool 4 Tool 5 Tool 6 Tool 7
42LA6650-UA 132 45585 29592 61425 14742 1354 47659
47LA6650-UA 133 45585 29592 61425 14742 1354 47659
50LA6650-UA 4230 45585 28592 61725 6294 1354 46635
55LA6650-UA 135 45585 29592 61425 14742 1354 47659
47LA6900-UD 165 45585 29592 61425 14742 1354 47659
55LA6900-UD 167 45585 29592 61425 14742 1354 47659
50LA6900-UE 4230 45585 28592 61725 6294 1354 46635
47LA7400-UD 181 45585 29592 61425 14742 1354 47659
55LA7400-UD 183 45585 29592 61425 14742 1354 47659
60LA7400-UD
47LA6450-UA 101 45585 6536 61725 14374 1353 42155
※ Tool option can be reconstructed by Software
5.3. Local Dimming Inspection
(1) Press ‘TILT” key of the Adj. R/C and check moving
patterns. The black bar patterns moves from top to bottom.
If a local dimming function does not work, a whole screen
shows full white.
<Local dimming All model except for 32LA6600-NE>
5.4. Magic Motion remote controller Check
5.4.1. Test equipment
▪ RF-remote controller for check, IR-KEY-CODE remote
controller.
▪ Check AA battery before test. A recommendation is that a
tester change battery every lots.
5.4.2. Test
(1) Make pairing with TV set by pressing “Start key(Wheel
key)” on RCU.
(2) Check a cursor on screen by pressing ‘Wheel key” of RCU
(3) Stop paring with TV set by pressing “Back+ Home” key of
RCU
5.4.3. Applied models
Chassis Model Name Magic RF receiver
LA33B 42/47/50/55LA6650-UA Built-in
47/55LA6900-UD
50LA6900-UE
32/39/42/47/50/55/
60LN5700-UA/UH
Dongle
32/39/42/47/50/55/
60LN5750-UH
32LN570B-UH
47/55LN5790-UH
47/55LA6450-UA
※ Dongle Model : An USB dongle-type receiver will be
supplied in form of accessory.
So this pairing test is not necessary for these models
5.5. Wi-Fi MAC Address Check
5.5.1. Using RS232 Command
Command Set ACK
Transmission [A][l][][Set ID][][20][Cr] [O][K][x] or [N][G]
5.5.2. Check the menu on in-start