- 6 - LGE Internal Use OnlyCopyright©2008 LG Electronics. Inc. All right reserved.
Only or training and service purposes
ADJUSTMENT INSTRUCTION
1. Application Object
These instructions are applied all o the 42” PLASMA TV,
PA81A Chassis.
2. Note
(1) Because this is not a hot chassis, it is not necessary to use
an isolation trans ormer. However, the use o isolation
trans ormer will help protect test instrument.
(2) Adjustment must be done in the correct order.
(3) The adjustment must be per ormed in the circumstance o
25±5°C o temperature and 65±10% o relative humidity i
there is no speci ic designation.
(4) The input voltage o the receiver must keep 100-240V~,
50/60Hz.
(5) The receiver must be operated or about 15 minutes prior
to the adjustment.
OA ter RGB Full white HEAT-RUN Mode, the receiver must
be operated prior to adjustment.
OEnter into HEAT-RUN MODE
1) Press the POWER ON KEY on R/C or adjustment.
2) OSD display and screen display PATTERN MODE.
- Select “3. Test Pattern” by using D/E(CH+/-) and
press ENTER(V)
- Select “White” by using (F/GVOL+/-) and press
ENTER(V)
* Set is activated HEAT-RUN without signal generator in
this mode.
* Single color pattern(RED/BLUE/GREEN) o HEAT-RUN
mode uses to check PANEL.
3.
S/ auto download using the USB
Memory stick
(1) Insert the USB memory sick the PCB ASSEMBLY.
(2) Using ‘power on’ button o the control R/C, power on TV.
(3) S/W download process is executed automatically.
4.
Auto-control adjustment process
V
All adjustment process is executed one time through RS-232C.
V Command send -> ADC Calibration -> Model name
download -> EDID download.
VAdjsutment process protocol(RS-232C)
5. Manual model name download
(1) Press ADJ KEY on R/C or model name D/L.
(2) Select “0.Model Option” and press ENTER(V).
(3) Select model name by using D/E(CH+/-)and press
ENTER(V).
* Using ‘power on’ button o the control R/C, power on TV.
All adjustment process is executed one time through RS-232C.
Do not connect extrenal input calbe.
* Using ‘power on’ button o the control R/C, power on TV.
USB ile(EPK) version must be bigger than downloaded
version o main B/D.
* Using ‘power on’ button o the control R/C, power on TV.
1
2
3
4
5
6
7
8
9
10
Ready
ADC
ADC
Con irmation
ADC
Mode Out
Download
Mode In
EDID
Download
Check EDID
Status
De ine model
name
Adjustment
Con irmation
Download
Mode Out
NO
Item Remark
CMD1 CMD2
Data 0
a
a
a
a
a
a
a
a
a
a
d
d
d
d
e
e
e
e
e
e
0
0
9
0
0
0~4,9
0~4,9
1~7
9
0
0
1
9
9
0
1
2
5
9
9
Ready
ADC start
Transmitting adjustment mode In
instruction, operate adjustment command.
All=0 ; HDMI1,2,3,4=1,2,3,4 ; RGB=9
All=0 ; HDMI1,2,3,4=1,2,3,4 ; RGB=9
Model de ine index(Data0) are listed at
next table.
EDID data existence check in SET
assembly
ae55
42PG20D-AA
CMD1 CMD2 Data 0 Remark
42PG20D-AA 52013360
Model Name Model Option Value
