LG 42PM4700, Service Manual

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LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
ADJUSTMENT INSTRUCTION
1. Application Range
This spec. sheet applies to PD22B chassis applied PDP TV all
models manufactured in TV factory.
2. Specification
(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 °C ± 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 5 minutes prior to
the adjustment when module is in the circumstance of over
15 °C
- In case of keeping module is in the circumstance of 0°C, it
should be placed in the circumstance of above 15°C for 2
hours
- In case of keeping module is in the circumstance of below
-20 °C, it should be placed in the circumstance of above 15
°C for 3 hours,.
■ After RGB Full White in HEAT-RUN Mode, the receiver must
be operated prior to the adjustment.
■ Enter into HEAT-RUN MODE
1) Press the POWER ON KEY on R/C for adjustment.
2) OSD display and screen display PATTERN MODE.
● Set is activated HEAT run without signal generator in this
mode.
● Single color pattern ( WHITE ) of HEAT RUN MODE uses to
check panel.
● Caution : If you turn on a still screen more than 20 minutes
(Especially digital pattern, cross hatch pattern), an
after image may be occur in the black level part of
the screen.
3. PCB Assembly adjustment
* Caution : Using ‘power on’ button of the control R/C power on
TV
3.1. MAC Address and ESN and Wide-vine
Key Download
* The CI+ Key download is need for only PD22A/B/C Models.
* Connect TV SET and PC which download keys Writing
program by RS232C-Cable
(1) Start Program and Click ‘start’ Button to connect TV and
PC.
(2) When download succeed, you can see “OK” on the
screen.
* Each Chassis has it’s own MAC Address/ESN/Wide-vine
key. Please be careful of download.
3.2. DFT Process
* Depend on situation, Step can be changed.
* Condition spec
3.3. Tool OPTION (MANUAL)
(1) Press ADJ key on R/C to insert Tool OPTION
(2) On the “ Tool Option ”, Insert Tool Option by a number key
(3) Press the ENTER(■)
(4) Press ENTER(■) again.
(5) Select “OK to Download” by using ◄/► (VOL +/-) and
press ►( VOL +)
Mode Volume Power Off
RF 0 DC On
* PD22B
Model Name PM970 PM690 PM680 PM670 PM470
Tool
option 1
42 HD 33062
50 HD 33064
50 FHD 32808 32904 32920 32936
60 FHD 32810 32906 32922 32938
Tool
option 2
42 HD 66
50 HD 66
50 FHD 65 65 65 65
60 FHD 65 65 65 65
Tool option 3 973 973 973 973 845
Tool option 4 29166 29166 29166 29166 29166
Tool option 5 47703 47703 47703 47701 14933
Tool option 6 1561 1561 1561 1561 1561
Tool option 7 8239 9263 8239 8239 8239
In case of France, Tool Option 5 is 47959/47959/47959/47957/15189.