Alignment Procedure And Option Settings - Panasonic TX-14B4TC Service Manual

ALIGNMENT PROCEDURE AND OPTION SETTING
Entering SERVICE mode
Service mode is entered by selecting the "mute" remote key and local "down" simultaneously with the sharpness DAC set to
Minimum and programme position 99 selected.
Service mode 2 is selected by pressing the Recall remote key while in service mode 1.
Service mode navigation
- Up /Down remote keys
- -/+ remote keys
- TV/AV
- 0 – 7 digit keys
Order
1
2
3
4
5
6
7
8
9
10
11
12
13
Sub-Colour: Set sub-colour to 16.
Sub-Brightness: Set sub-colour to 33.
G2 alignment: Before entering into service mode, recall the nominal picture setting :remote key "N".
From this setting, increase brightness by 11 steps and reduce sharpness to minimum.
Tune a colour bar signal on Prg 99 and enter into SVC mode. In SVC mode , select "G2" item
and press – or + remote key to control software disable vertical deflection. The user must then
adjust G2 voltage on FBT, to find the point where LED is ON. Press – or + remote key to return
to normal SVC mode.
White balance: - Select a dark picture and adjust Red Cut and Green Cut to the desired colour temperature.
- Select a bright picture, set Blue Drive to 32 and adjust Red Drive, and Green Drive to the
desired colour temperature.
:cycle through the service items available.
:Decrement/Increment the values within range.
:Store the current data.
:Toggle bits 0-7 in option byte (service mode 2).
Item
Cut off (VG2)
Vertical slope
Vertical Shift
Vertical amplitude
Horizontal shift
Red Cut
Green Cut
Red Drive
Green Drive
Blue Drive
AGC
Sub-Colour
Sub-Brightness
4
Range
LED ON , LED OFF
0-63
0-63
0-63
0-63
0-63
0-63
0-63
0-63
0-63
0-63
0-63
0-63