Adjustment Instruction - LG 42PG6000 Service Manual

1. Application Object
These instructions are applied all of the 42" PLASMA TV,
PD81A Chassis.
2. Note
(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 protect test instrument.
(2) Adjustment must be done in the correct order.
(3) The adjustment must be performed in the circumstance of
25±5°C of temperature and 65±10% of relative humidity if
there is no specific designation.
(4) The input voltage of the receiver must keep 100-240V~,
50/60Hz.
(5) The receiver must be operated for about 15 minutes prior
to the adjustment.
O After RGB Full white HEAT-RUN Mode, the receiver must
be operated prior to adjustment.
O Enter into HEAT-RUN MODE
1) Press the POWER ON KEY on R/C for adjustment.
2) OSD display and screen display PATTERN MODE.
- Select "3. Test Pattern" by using
press ENTER(
- Select "White" by using (
ENTER( V )
* Set is activated HEAT-RUN without signal generator in
this mode.
* Single color pattern(RED/BLUE/GREEN) of HEAT-RUN
mode uses to check PANEL.
* Using 'power on' button off the control R/C, power on TV.
All adjustment process is executed one time through RS-232C.
Do not connect extrenal input calbe.
3. S/W auto download using the USB
Memory stick
* Using 'power on' button of the control R/C, power on TV.
USB file(EPK) version must be bigger than downloaded
version of main B/D.
(1) Insert the USB memory sick the PCB ASSEMBLY.
(2) Using 'power on' button of the control R/C, power on TV.
(3) S/W download process is executed automatically.
Copyright©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes

ADJUSTMENT INSTRUCTION

D E
/ (CH+/-) and
V )
F G
/ VOL+/-) and press
* Using 'power on' button off the control R/C, power on TV.
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.
NO Item CMD1 CMD2 Data 0
1 Ready
a d
2 ADC
a d
3 ADC a d
Confirmation
4 ADC a d
Mode Out
5 Download
a e
Mode In
6 EDID
a e
Download
7 Check EDID
a e
Status
8 Define model a e
name
9 Adjustment a e
Confirmation
10 Download
a e
Mode Out
V Adjsutment process protocol(RS-232C)
CMD1 CMD2
a e
5. Manual model name download
(1) Press ADJ KEY on R/C for model name D/L.
(2) Select "0.Model Option" and press ENTER(
(3) Select model name by using
ENTER( V ).
Model Name
42PG6000-ZA
- 6 -
Remark
0 0 Ready
1 0 ADC start
9 9
9 0
0 0 Transmitting adjustment mode In
instruction, operate adjustment command.
1 0~4,9 All=0 ; HDMI1,2,3,4=1,2,3,4 ; RGB=9
2 0~4,9 All=0 ; HDMI1,2,3,4=1,2,3,4 ; RGB=9
5 1~7 Model define index(Data0) are listed at
next table.
9 9 EDID data existence check in SET
assembly
9 0
Data 0 Remark
5 3 42PG6000-ZA
V
D E
/ (CH+/-)and press
Model Option Value
56000000
LGE Internal Use Only
).