Saturday, October 13, 2012

SONY - FD TRINITRON - KV-28LS35_KV-32LS35 _Adjustments - Service Mode_ Service Help



FOCUS ADJUSTMENT

  • Receive a television broadcast signal.
  • Normalize picture settings.
  • Adjsut the Focus Control [Potmeter] located on the Fly-back Transformer to obtain best focus at the center area of the screen.  Bring only center area of the screen into focus, if the magenta-ring  appears on the screen.  In this case, adjust the focus to optimize the screen uniformly.

To adjust White Balance and Screen [G2] adjust, can only be done after entering the Service Mode.

TO ENTER SERVICE MODE [REMOTE CONTROL MODEL {RM-932}]
  1. Turn ON the Main Power, and set the TV to Stand-by Mode [Press Power button on the remote control] 
  2. Press { [i+] => 5 => Vol ( + ) => TV} buttons in sequence.
  3. "TT" will appear in the upper right corner of the screen.  
  4. Press "Menu' on the remote control to obtain the following menu screen.
  5. Move to the corresponding adjustment items using the ( Up ) or ( Dn ) button on the remote control.
  6. Press ( > ) button to enter into the required menu item.
  7. Press "Menu" button on the remote control to quit the Service Mode when all adjustments have been completed.
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Geometry
Service
Design
Status
Sound
IF adjust
Error Menu

FE-2 Stereo v1.30
Factory data   FFh     FFh
MSP Device:  MSP3411G
========================

Before performing any adjustments ensure that the correct model has been selelcted in the 'Model Setting' menu.

G2 [Screen] ADJUSTMENT
  • Input a dot signal from the pattern generator.
  • Enter 'Service Mode' by pressing ['TEST', 'TEST' and '38' (TT38)] on the remote commander  to setup G2 service adjustment mode.
  • Whilst watching the picture, adjust the G2 control [Screen control on the Fly-back Transformer; shown above]; to the point where OSD Menu indication is OK.
WHITE BALANCE ADJUSTMENT
  1. Input an all white signal from the pattern generator.
  2. Enter into Service Mode by pressing {'TEST', 'TEST' and 'MENU'} on the Service Remote commander.
  3. Select 'Service' from the On Screen Display and press ( > ) button on the remote control.
  4. The 'Service Menu' will appear.
  5. Set the 'Contrast' to MAX.
  6. Set R-Drive to '25'.
  7. Adjust G-Drive and B-Drive, so that the white balance becomes optimum.
  8. Press 'OK' button to write the Data for Each Item.
  9. Set 'Contrast' to MIN.
  10. Adjsut G-Cutoff, and R-Cutoff with ( < ) & ( > ) button on the remote control so that white balance become optimum.
  11. Press 'OK' button to write the Data for Each Item.



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