Read LG 60GA6400-UD (CHASSIS:LA37G) Service Manual online
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7. QWERTY Remote Control Inspection
- Required Instruments: Inspection RF-remote control,
Inspection IR-KEY-CODE remote control.
- Prior to the test, AA battery for the RF-remote control should
be adequate. Change the battery for each LOT is
recommended)
- Test procedures
(1) Press the ‘START’ key on the controller to pair with the
set.
(2) Press the ‘OK’ key in the controller and check whether
the cursor appears on the set.
(3) Press ‘Vol+ (STOP)’ key to de-pair with the set.
8. Audio
No
Item
Min
Typ Max Unit
Remark
1
Audio
practical
max Output,
L/R
9.0
10.0 12.0
W
Measurement
condition
(TBD)
8.5
8.9
9.8
Vrms
2
Speaker
(8Ω Imped-
ance)
10.0 15.0 W
Measurement
condition
(TBD)
Measurement condition:
(1) RF input: Mono, 1 KHz sine wave signal, 100% Modulation
(2) CVBS, Component: 1 KHz sine wave signal 0.4Vrms
(3) RGB PC: 1 KHz sine wave signal 0.7Vrms
9. 3D function test
9.1 Test equipment
(1) Pattern Generator MSHG-600 or MSPG-6100 (HDMI 1.4
support)
(2) Pattern: HDMI mode (model No. 872, pattern No. 83)
9.2 Test method
(1) Input 3D test signal as Fig.1.
(2) Press ‘OK” key as a 3D input OSD is shown.
(3) Check pattern as Fig2 without 3D glasses. (3D mode
without 3D glasses)
Fig.2
<OK in 3D mode without 3D glasses>
10. IR Blaster Function Test
10.1. Test equipment
(1) IR Blaster Jig
(2) Test Mode : Power Only Mode
10.2 Test method
(1) Input IR Blaster Jig to IR Blaster Phone Jack
(2) Press MPX Key
(3) Checked LED Lighting of IR Blaster Jig.
11. USB S/W Download
(optional, Service only)
(1) Make the TV’s status to DC off
(2) Make the download file’s name to “lg_ota.zip “ and save it
on USB root.
(3) Put the USB Stick to the USB No.1
(4) Press “B-tooth” key during 3~4 second.
(5) Updating Completed, The TV will restart automatically
* After downloading, TOOL OPTION setting is needed again.
(1) Push "IN-START" key in service remote controller.
(2) Select "Tool Option 1" and Push “OK” button.
(3) Punch in the number. (Each model has their number.)
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