|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
El manual esta muy detallado, los numeros de partes y los esquemas de despiece son correctísimos y muy claros, tanto para los técnicos experimentados como para los novatos.
 ;
Ottima qualità grafica e completo nelle notizie. Costo abbastanza contenuto.
;
Great and quick support. The maual was exactly what I was looking for and my problem
solved. Many thanks.
;
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.
C-T1421
ELECTRICAL ADJUSTMENTS
2-6: WHITE BALANCE NOTE: Adjust after performing CUT OFF adjustment. 1. Place the set with Aging Test for more than 15 minutes. 2. Receive the white 100% signal from the Pattern Generator. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (2) on the remote control to select "AKB". The Fig. 2-2 appears on the display. 5. Press the channel button (2) on the remote control to select the "R.BIAS". 6. Using the VOL. UP/DOWN button on the remote control, adjust the R.BIAS. 7. Press the CH. UP/DOWN button on the remote control to select the "G.BIAS", "B.BIAS", "R.DRIVE", "G.DRIVE" or "B.DRIVE". 8. Using the VOL. UP/DOWN button on the remote control, adjust the G.BIAS, B.BIAS, R.DRIVE, G.DRIVE or B.DRIVE. 9. Perform the above adjustments 7 and 8 until the white color is looked like a white. 1. 2. R.BIAS 3. G.BIAS 4. B.BIAS 5. R.DRIVE 6. G.DRIVE 7. B.DRIVE 8. AGC AUTO 2-7: HORIZONTAL PHASE 1. Receive the center cross signal from the Pattern Generator. 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (1) on the remote control to select "H/V". The Fig. 2-3 appears on the display. 4. Press the channel button (1) on the remote control to select "H. PHASE 50/60". 5. Press the VOL. UP/DOWN button on the remote control until the right and left screen size of the vertical line becomes the same. 6. Receive the center cross signal of NTSC. Then perform the above adjustments 2~5. 2-8: VERTICAL LINEARITY NOTE: Adjust after performing adjustments in section 2-7. 1. Receive the cross hatch signal from the Pattern Generator. 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (1) on the remote control to select "H/V". The Fig. 2-3 appears on the display. 4. Press the channel button (5) on the remote control to select "V. LIN 50/60". 5. Press the VOL. UP/DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes minimum. 6. Receive the cross hatch signal of NTSC. Then perform the above adjustments 2~5. 2-9: VERTICAL POSITION NOTE: Adjust after performing adjustments in section 2-8. 1. Receive the center cross signal from the Pattern Generator. 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (1) on the remote control to select "H/V". The Fig. 2-3 appears on the display. 4. Press the channel button (4) on the remote control to select "V. POSI 50/60". 5. Adjust the VR401 until the horizontal line becomes fit to the notch of the shadow mask. 0. RETURN Fig. 2-2 2-10: VERTICAL SIZE NOTE: Adjust after performing adjustments in section 2-9. 1. Receive the cross hatch signal from the Pattern Generator. 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (1) on the remote control to select "H/V". The Fig. 2-3 appears on the display. 4. Press the channel button (3) on the remote control to select "V. SIZE 50/60". 5. Press the VOL. UP/DOWN button on the remote control until the rectangle on the center of the screen becomes square. 6. Receive a broadcast and check if the picture is normal. 7. Receive the cross hatch signal of NTSC. Then perform the above adjustments 2~6.
1. H. PHASE 50/60 2. H. BLK 3. V. SIZE 50/60 4. V. POSI 50/60 5. V. LIN 50/60 6. V. SC 50/60 7. V. COMP 8. (H FREQ) 0. RETURN
Fig. 2-3
8
No.51843
|
|
|
> |
|
