KV-BT21N40 - Sony TV Service Manual (repair manual). Page 13

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7, -

All the data becomes the values in memory.

8, -

All user control goes to the standard state.

Display, -

Service data initialization (Be sure not to use usually.)

2, 5

Select Device or Category

Item Number 000 HPOS
This explanation uses H POSITION as an example.
1. Select "000 HPOS" with the 

1

 and 

4

 buttons, or 

2

 and 

5

.

2. Raise/lower the data with the 

3

 and 

6

 buttons.

3. Select the optimum state. (The standard is IF for PAL reception.)
4. Write with the [MUTING] button. (The display changes to WRITE.)
5. Execute the writing with the 

-

 button. (The WRITE display will be changed to red color while excuting, and back to

SERVICE.)

Example on screen display :-

Use the same method for all Items. Use 

1

 and 

4

 to select the adjustment item, use 

3

 and 

6

 to adjust, write with

[MUTING], then execute the write with 

-

.

Note : 1. In [WRITE], the data for all items are written into memory together.

2. For adjustment items that have different standard data between 50Hz or 60Hz, be sure to use the respective

input signal after adjustment.

Adjusted with 

[3] and [6] buttons.

GREEN

GEOM

000

HPOS

039

SERVICE

50

VIDEO 1

write with 

[MUTING].

GREEN

GEOM

000

HPOS

039

WRITE

50

VIDEO

1

GEOM

000

HPOS

039

WRITE

50

VIDEO

1

Write executed with 

[0].

RED

The WRITE display
then returns to green
SERVICE