AIWA MODEL 1402,2002, 2101 SERVICE CODE

AIWA
MODEL 1402, 2002, 2101 SERVICE CODE
Entering into service mode
Press Display key on remote handset and ( S009 ) button on TV set, simultaneously.
"serv" will be displayed on screen to indicate that the TV is now in service mode.
SERVICE MODE KEYS
In service mode use following Handset keys
1. ( Channel + ) and ( Channel _ )
   Select setting item.
2. Volume + and Vo;ume _
   To increase and decrese value of setting item.
3. ( P_ )
    To store the new value in memory.
    Storage is necessary before proceeding to the next setting otherwise the adjusted value will be lost and previous value will remain in memory

Service mode adjustments

                The settings which are required for this TV set are listed below in sequence. When the functions are accessed by the ( Channel +/- ) keys there are some functions displayed on screen which are not in the list below. Alignments of these functions are not required and changing the alignment values has no effect at all.

1.       Horizontal position ( HOR PO )

2.       Blanking  Phase . ( BL PHA )

3.       Vertical Amplitude ( VER AM )

4.       Vertical S-Correction ( S.CORR )

5.       Vertical Symmetry ( VER SM )

6.       Chroma / Luma Shift  ( CHR LU )

7.       Colour Burst  VCO ( VCO AD )

8.       Red Cut Off ( CUT R )

9.       Green Cut Off ( CUT G )

10.   Blue cut off ( CUT B )

11.   Red Drive ( DRIV R )

12.   Green Drive ( DRIV G )

13.   Blue Drive ( DRIV B )

Service Mode Adjustments- Examples

Blanking Phase and Horizontal Position setting

1.       Connect center cross TV channel signal generator to antenna jack.

2.       Access the horizontal position function by ( CHANNEL +/- ) key on remote handset.

3.       Adjust the picture to full right by  ( VOL +)

4.       Access  the blanking pulse function by ( CHANNEL + ) key

5.       Adjust the blanking pulse position just enters the picture edge by ( VOL +/-) KEY

6.       Press ( P - ) to memorize the blanking pulse position.

7.       Access to the horizontal position again by ( PROG - ) key

8.       Adjust horizontal symmetrical position of the picture on screen by (VOL +/- )

9.       Press ( P -) once