Read LG 42LB9RTA (CHASSIS:LP7BB) Service Manual online
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ADJUSTMENT INSTRUCTION
1. Application Range
This spec. sheet is applied to all of the LP7BB chassis
(Saturn Analog DVR) manufactured at LG TV Plant all over
the world.
(Saturn Analog DVR) manufactured at LG TV Plant all over
the world.
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.
protect test instruments.
2.2 Adjustment must be done in the correct sequence.
2.3 The adjustment must be performed at 25±5°C
2.3 The adjustment must be performed at 25±5°C
temperature and 65±10% relative humidity if there is no
specified designation.
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
Full White mode.(Power on key)
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
- Tool Option2
- Area Option
(Fig.1)
1) Push the ADJ key in the Adjust Remocon.
2) Input the Option Number that was specified in the BOM,
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
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.
under malfunction.
5. HDD Assembly Adjustment method
5.1. HDD FORMAT
1) Assemble MAIN , DVR Board.
2) HDD Format in progress words will create automatically.
3) Please, wait for 30~40 seconds.
1) Assemble MAIN , DVR Board.
2) HDD Format in progress words will create automatically.
3) Please, wait for 30~40 seconds.
5.1.1. HDD Format in progress
5.1.2. HDD Format completed
5.2. Sub Program Download for "DVR" by using USB
memory stick
1) connect USB memory stick to SET
2) Set power off -> ON
2) Set power off -> ON
- DVR s/w will be installed automatically
LP7BA LPL
42 Normal
S/W Version
X.XX
DVR Version
X.XX
UTT
XX hr
Tool Option1
7
Tool Option2
161
Area Option
16
:
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