Parker TC1475, Service Manual

Page: 22 / 28

TC1475 / TC2175 / TF2139
21
Descriptions for the operation of factory mode
Descriptions for the operation of factory mode
14.
14.1. How to enter the factory mode:
A
、
Use remote control
：
Press panel Volume down (V-) key of the TV set to lower the volume to
0(don't release it) while pressing the display key of the remote unit to enter
debug menu of factory mode
。
B
、
Use factory remote control
：
Press“FAC”key, goes to the debug menu of factory mode directly
2
）
How to exit from factory mode
A
、
Use remote control
：
1
）
Press ”DISP” key, then TV system will exit from the factory debug
menu status to normal status
2
）
Switch off the power supply and power on, then TV system will exit
from the factory mode and goes to normal status
B
、
Use factory remote control
：
Press FAC” key, then TV system will exit from the factory debug menu
status to the factory aging mode, Press “FAC” key again, system will go
to normal status.
14.2
.
Direct key function descriptions for factory mode, In factory mode,
some keys function will be changed to factory function key for
debugging.
1
）
Mute Key
：
Page Up for factory mode menu
Return Key
：
Page Down for factory mode menu
“CH+
、
CH-” Key
：
Select the item of menu
“VOL+
、
VOL-” Key
：
Modify the data
2) Press “-/--” Key
，
V Stop function will implement and shows a horizontal
line for the white balance adjustment.
“1” Key R-CUT increase
“4” Key R-CUT decrease
“2” Key G-CUT increase
“5” Key G-CUT decrease
“3” Key B-CUT increase
“6” Key B-CUT decrease
4
）
Press“DISP”key, 4 kind of test signal will be displayed on the screen.