Very good service Within one day i received a pdf of the users manual and electric circuits so I was able to measure the different voltages in the printed circuit and find out the fault Payment was also reliable and easy.Without the manual i could not have repaired.So thanks to "Search for a manual"
you are doing great job guys.....my father ask me to find out the schematics of Sony KV25R1D to sort out the problem ..(he was electrical technician, and excperianced with TV and simillar stuff). finally he found the cause and change all necessary parts....now he has got working old dog..and is very happy!!... thank you all.. NB..he also saved the repair cost.
Perfect. Received my manual within 24 hours. Clear scan of the manual I needed. No problem.
Text excerpt from page 83 (click to view)
6. Envelope Adjustment
Note: This adjustment is required when the indicator color becomes red in �step 10� of �4. Getting Start.� If it becomes blue, this adjustment need not to be performed. Purpose: To make sure that the tape path is well stabilized. Symptom of Misadjustment: If the tape travels with instability, it may damage the tape.
Adjustment Procedure
1) Display the adjustment menu. (Refer to 4. Getting Start) 2) Remove Screw B, Screw C and remove the Left Cover.
Left Cover Screw B Screw C
3) Connect the oscilloscope to Envelope TP on the Interface Board. (Use HID on the Interface Board as a trigger.) 4) Adjust the S1 post by turning the top of post with Post Height Adjustment Fixture(VFK1278) so that the left half of envelope signal becomes flat as possible. 5) Adjust the T1 post by turning the top of post with Post Height Adjustment Fixture(VFK1278) so that the right half of envelope signal becomes flat as possible.
POST HEIGHT ADJUSTMENT FIXTURE (VFK1278)