Adjustment Instruction - LG 42LB5RT Service Manual

Lg 42lb5rt lcd tv service manual

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Owner's manual (118 pages)

Table Of Contents

Table of Contents

1. Application Range

This spec. sheet is applied to all of the LP7BA

chassis(Saturn Analog DVR) manufactured at LG TV Plant

all over the world.

Ex.) LP7BA: 32/37/42LB5RT-TB, 32/37/42LT81-ZF,

32/42LB9RT-MA

2. Specification

2.1 Because this is not a hot chassis, it is not necessary to

use an isolation transformer.

However, the use of isolation transformer will help to

protect test instruments.

2.2 Adjustment must be done in the correct sequence.

2.3 The adjustment must be performed at 25±5°C

temperature and 65±10% relative humidity if there is no

specified designation.

2.4 The input voltage of the receiver must be kept between

100~220V, 50/60Hz.

2.5 Before adjustment, execute Heat-Run for 30 minutes at

RF no signal.

3. PCB assembly adjustment items

* Channel memory

- Download the channel data from BOM to EEPROM by

using LGIDS.

* Option adjustment following BOM

- Tool Option1

- Tool Option2

- Area Option

LP7BA LPL

S/W Version

DVR Version

UTT

Tool Option1

Tool Option2

Area Option

1) Push the ADJ key in the Adjust Remocon.

2) Input the Option Number that was specified in the BOM,

into the Shipping area.

3) Select "Tool Option1/ Tool Option2/ Area Option" by using

(CH+/-) key , and press the number key(0~9)

consecutively

ex) If the value of Tool Option1 is 7, input the data using

number key "7" (Fig. 1)

4. SET assembly adjustment items

Auto AV Color Balance

Adjustment of White Balance

Auto Component Color Balance adjustment

- Standard equipment : MSPG925FA

Auto RGB Color Balance adjustment

- Standard equipment : MSPG925FA

(At DVR model Case, Please check DVR function like

following list )

Checking DVR Function and HDD

Check DVR Function as follow on 4.2 and find HDD failure

under malfunction.