Switch on your Television.
Press the “MENU” button on remote control to show the “PICTURE” OSD menu.
Move the cursor to “Contrast” item then press the “9”, “7”, “3”, “5” key
continuously on remote control within 3 seconds then enter P-Mode. The “P” letter will
appear on the left low corner of the screen when enter P-Mode. Also the
“FACTORY HOTKEY” will be set to “ON ( = 1 )”.
RC key Item Description
0 Screen voltage adjustment
1 Picture Geometric adjustment 1 Vertical geometry
2 Picture Geometric adjustment 2 Horizontal geometry
3 White Balance Adjustment
4 Setup 1
5 Setup 2
6 Setup 3
7 Setup 4
8 Setup 5
9 I2C Bus OFF
Press this key to enter or exit BUS
OFF mode
Chassis Name NX56-LA Serial No.
Issued on 2008-05-19 Page Page 4 of 12
Updated on Version 1.0
1) B+ Adjustment
2) RF AGC Adjustment
3) Screen & Focus adjustment
4) White balance adjustment
5) Producing parameter setup and option
6) Picture Geometry adjustment ( Vertical first)
7) Set Shopping status
8) QC
TCL NX56LA TV Service Menu
Open SINGER 21M63 SXTC TV Service Menu the same metod to enter factory mode
Universal Remote - Service Mode - TV Factory menu codes
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