Read LG 42LT760H-SA (CHASSIS:LJ3AZ) Service Manual online
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4.5. Model name & Serial number Download
4.5.1. Model name & Serial number D/L
■ Press “Power on” key of service remocon.(Baud rate :
115200 bps)
■ Connect RS232 Signal Cable to RS-232 Jack.
■ Write Serial number by use RS-232.
■ Must check the serial number at Instart menu
4.5.2. Method & notice
A. Serial number D/L is using of scan equipment.
B. Setting of scan equipment operated by Manufacturing
Technology Group.
C. Serial number D/L must be conformed when it is produced
in production line, because serial number D/L is mandatory
by D-book 4.0
※
Manual Download (Model Name and Serial Number)
If the TV set is downloaded By OTA or Service man,
Sometimes model name or serial number is initialized.( Not
always)
There is impossible to download by bar code scan, so It need
Manual download.
a. Press the ‘instart’ key of ADJ remote controller.
b. Go to the menu ‘7.Model Number D/L’ like below photo.
c. Input the Factory model name(ex 32LT760H-SA) or Serial
number like photo
d. Check the model name Instart menu -> Factory name
displayed (ex 32LT760H-SA)
e. Check the Diagnostics (DTV country only) -> Buyer model
displayed (ex 32LT760H-SA)
4.6. WIFI MAC ADDRESS CHECK
4.6.1. Using RS232 Command
Command
Set ACK
Transmission
[A][l][][Set ID][][20][Cr] [O][K][x] or [N][G]
4.6.2. Check the menu on in-start
5. Manual Adjustment
5.1. ADC adjustment is not needed because
of OTP(Auto ADC adjustment)
5.2. EDID
(The Extended Display Identification Data)
/ DDC (Display Data Channel) download
5.2.1. Overview
It is a VESA regulation. A PC or a MNT will display an optimal
resolution through information sharing without any necessity of
user input. It is a realization of “Plug and Play”
5.2.2. Equipment
▪ Since embedded EDID data is used, EDID download JIG,
HDMI cable and D-sub cable are not need.
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