V50000007 datasheet(20/63 Pages) TOSHIBA

20 / 63 page

11) U. COR

- Press cursor-left and/or cursor-right buttons till vertical lines at the upper corners of the picture frame become vertical

and parallel to vertical corner sides of picture tube. Check and readjust U. COR item if the adjustment becomes

improper after some other geometric adjustments are done.

12) L. COR

- Press cursor-left and/or cursor-right buttons till vertical lines at the lower corners of the picture frame become vertical

and parallel to vertical corner sides of picture tube. Check and readjust L. COR item if the adjustment becomes

improper after some other geometric adjustments are done.

C) VIDEO ALIGNMENTS

- Switch the program to crosshatch test pattern for geometric adjustments.

- Switch the program to colour bar test pattern for video adjustments.

- Press GREEN key to access this group of item.

- Select the items by pressing cursor-up and/or cursor-down keys.

- Adjust the item by pressing cursor-left and/or cursor-right after selecting that item.

- Store the settings by pressing OK key.

- Switch to another item group by pressing the colour keys of the related coloured headline of that group.

- Exit production mode by pressing the MENU key on the remote transmitter..

1) RGn, GGn, BGn: WHITE BALANCE ADJUSTMENT

- Apply WHITE test pattern via RF.

Adjust all analogue functions to medium level and set GGn, RGn, BGn at value 80, if needed.

Use Colour analyser and monitor the colour temperature (X, Y) on colour analyser.

Select RGn and BGn by cursor-up and/or cursor-down buttons and change the values by cursor-left and/or cursor-

right buttons till the following values are read:

X=285±10

Y=293±10 on the colour analyser.

2) RRf, GRf, BRf

Set the values of these items as 62 (constant).

3) YDF

Apply COLOUR BAR test pattern.

Select YDF item cursor-up and/or cursor-down buttons.

Adjust YDF by pressing cursor-left and/or cursor-right buttons till the colour transients on the colour bar pattern be-

comes as sharper and possible as colours between transients do not mix with each other. Check and readjust YDF

item if the adjustment becomes improper after YDV adjustment is done.

4) AGC

Apply PAL BG signal, VHF-3 Channel-12 and 60dBmV RF signal level.

Adjust AGC item till voltage at the AGC point (pin1 of the tuner) becomes 3.0 volts.

5) TLAN

This item and its settings will be defined later.

6) APS

This value of this item toggles between ON and OFF while pressing the cursor-left and cursor-right after this item is

selected by cursor-up and/or cursor-down buttons.

In order to activate APS installation procedure whenever TV is turned select ON for the very first time.

In order to start TV without APS installation procedure select OFF.

7) T_T

This item is used for the Tuner Selection.

SAM, THO, SIE, ALP, MK2 and MK3 are for Samsung, Thomson, Siemens, Alps and Philips MP2/MP3, respectively.

8) T_P

This item is used for the Tuner Selection.

SAM, THO, TEM, and MK2 are for Samsung, Thomson, Temic, and Philips, respectively.

9) EXT3

This item is toggles between ON and OFF and is used to enable and disable EXT3, respectively.

10) CLT

This item is used to set the Menu colors. 5 choices are possible.

V50000007 Datasheet(PDF) 20 Page - Toshiba Semiconductor

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