Service Menu - TCL L40B2800 Service Manual

4、Service Menu
1、Methods of Entering
Using the remote, enter the "Picture" submenu in the OSD; choosing the
"contrast" item and press the 9,7,0 and 5 in series, Service Menu will appear in
the left top of screen
SERVICE MENU：
ITEM
1-Factory hotkey
2-WARM-UP
3-ADC
4-White balance
5-SHOP
init(Option)
6-NVM reset
7-Preset Factory
Channel
8-Power on mode
Defau Description
lt
Setti
ng
Factory hotkey Switch (OFF/ON).Should be OFF
Off
after factory alignment
OFF：The set would enter standby mode after 15
minutes without input signal；
ON：Aging mode. Aging time will display on the
left bottom of screen.
Off
NOTE: Enter and exit the aging mode method: 1, press
on the remote control Left and right the cursor keys will
Factory hotkey set to ON; 2, WARM UP is set to ON;
according to the panel on the "menu" button to exit the
aging mode
ADC calibration（refer as follow） ，NOTE: Not
adjust
White Balance data adjustment（refer as follow）
The balance data is set by PE before the mass
production. Do not need adjust.
DO Reset the set after production alignment;(This
operation will remove all unnecessary factory
value; The factory hotkey will be turn off)
DO System initialization. Restore all data except
the White Balance and ADC data ;Only for R&D.
DO/HZ Preset specific factory channels for specific
factory. Press left and right button to select
the factory, and then press OK to confirm.
LAST On: Always turns on TV when AC power on
STB：Always goes to standby mode when AC power
on
LAST：Restore the status before the last AC
power off
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Status
OK
OK
OK
OK
OK
OK
NG
OK