50PS30FD-GA (CHASSIS:PE91A) - LG TV Service Manual (repair manual). Page 7

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- 7 -
ADJUSTMENT INSTRUCTION
1. Application
This spec. sheet is applied to all of the PE91A chassis.
2. Specification
[Caution: The module keeping condition]
1.  The  module  keeping  condition:  The  normal  temperature
condition(more than 15°C)
--> Immediately the line supply.
2. The module keeping condition: 0°C
-->  The module must be kept for more than 2 hours at the
normal temperature.
3. The module keeping condition: -20°C
-->  The module must be kept for more than 3 hours at the
normal temperature.
4. The case of Gu-mi factory at the winter season.
-->    The  module  must  be  kept  for  more  than  5  minutes  at
the heating zone(40°C~45°C).
(1)  The  adjustment  is  according  to  the  order  which  is
designated  and  which  must  be  followed,  according  to  the
plan which can be changed only on agreeing.
(2) If there is no specific designation, the adjustment must be
performed  in  the  circumstance  of  25±5°C  of  temperature
and 65±10% of relative humidity.
(3)  The  input  voltage  of  the  set  must  keep  100~240V,
50/60Hz.
(4) Input signal Unit: Product Specification Standard.
(5) The set must be operated for about 5 minutes prior to the
adjustment.
O
After  turning  on  RGB  Full  Window  pattern  in  HEAT-RUN
Mode, the receiver must be operated.
O
Enter into HEAT-RUN MODE 
1) Press the ‘POWER ON’ button on R/C for adjustment.
2) Press the ‘ADJ’ button on R/C and enter EZ ADJUST
Select “7. Test Pattern” by using 
D
/
E
(CH +/-) and press
ENTER(
V
)
Select  “White”  by  using 
F
/
G
(VOL  +/-)  and  press
ENTER(
V
)
- Set heat run should be activated without a signal generator. 
- Single color patterns (RED / BLUE / GREEN) of HEAT RUN
MODE are used to check a plasma panel. 
-  Caution:  If  you  turn  on  a  still  screen  more  than  20  minutes
(Especially  digital  pattern,  cross  hatch  pattern),  an  after
image may be made in the black level part of the screen.
[Caution] 
- Use ‘power on’ button of a service R/C to power on TV set.
-  Do  not  connect  any  external  input  cable  if  there  is  no  any
specifics.
3. Update S/W using Auto Download
through the USB
Caution:  S/W  version  of  USB  file  (xxx.epk)  must  be  bigger  than
one which is downloaded previously.
(1) Insert the USB stick to the USB socket 
(2)  A  downloaded  file  in  USB  stick  will  be  detected
automatically.
(3)  If  S/W  version  of  USB  file  (xxx.epk)  is  bigger  than  one
which  is  downloaded  previously,  the  message,  “Copying
files from memory”, will appear. 
(4)  If  an  update  procedure  was  completed,  TV  set  will  be
turned off and on automatically.
(5) If TV set is turned on, check an updated version.
* If a downloaded version is more bigger than one of which
TV  set  had,  TV  set  can  lost  channel  data.  In  this  case,
you have to scan channels again. 
4. After Downloading S/W, Adjust 
TOOL OPTION
(1) Push “IN-START” button on a service R/C.
(2) Select “Tool Option 1” and Push “OK” button.
(3) Put the number of a below table in order of a suffix of the
“Tool Option(X)”. 
(Each model has a different number.)
Mode             Tool Option1  Tool Option2   Tool Option3  Tool Option4
42PQ60D-GA
24768
2120
51436
4352
50PQ60D-GA
37056
2120
51436
4352
50PS80FD-GA
37248
3144
51440
4352
50PS30FD-GA
36928
2120
51436
4352
60PS80FD-GA
49536
3144
51440
4352
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