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Very helpfull information and I highly recommend this source for needed information about your products.
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This is a good quality scan of the service manual which includes an assembly diagram, block diagram, schematic, and parts list. Exactly what is needed to repair my KR-V55R receiver.
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Excellent concise manual. All needed information was included. Typeface and diagrams were clear. Very fair price considering what others are charging. Many thanks
KV-32FV16/32FV26/34FV16/34FV16C/34FX260/34FX260C
2-3. FOCUS
1. Input monoscope signal. 2. Set user controls to normal. 3. Set video mode to STANDARD.
GND
170 + 2.0 Vdc 170Vdc
pedestal
4. Set the PICTURE to maximum. 5. Adjust at 325 Mark for best center/corner focus balance. 6. Receive an entire white signal. Make sure Magenta Ring is at an acceptable level.
2-5. WHITE BALANCE ADJUSTMENTS
NO. 24 25 26 27 28 29 38
Disp. RDRV GDRV BDRV RCUT GCUT BCUT SBRT
Item Red Drive Green Drive Blue Drive Red Cut-off Green Cut-off Blue Cut-off Sub Bright
All Models * 44 38 14:Fix 7 6 6
1. Set program palette to STANDARD and pust RESET.
Focus
2. Input an entire white signal.
Screen (G2)
3. Set to Service Adjustment Mode. 4. Set the PICTURE and BRIGHT to minimum. 5. Adjust with SBRT if necessary.
325 MARK
35 325
6. Set RCUT to "14". 7. Select GCUT and BCUT with 8. Adjust with and and .
35 MARK CENTER CIRCLE
for the best white balance.
9. Set the PICTURE and BRIGHT to maximum. 10. Select GDRV and BDRV with and . then
11. Adjust with 3 and 6 for the best white balance.
2-4. SCREEN (G2)
1. 2. Input dot pattern from the pattern generator. Set the user controls to NORMAL.
12. Write into the memory by pressing .
13. Repeat steps 1-12 for GDR4, BDR4, GCU4 and BCU4 using Video 4 input.
3. Attach the G2-Jig to the C Board. 5. Adjust RCUT, GCUT, BCUT, and SBRT in service mode with an oscilloscope so that voltages on the red, green, and blue cathodes are 170 ± 2.0Vdc. * Use values from Sub Contrast Adjustments NOTE: White balance should be adjusted after Sub Contrast because RDRV is also used in Sub Contrast Adjustment. (See page 22).
5. Observe the screen and adjust SCREEN (G2) VR to obtain the faintly visible background of dot signal. 6. Push the TEST + JUMP (+ Channel) to cut off the signal. The screen should be bright or dark. Brightness of raster must be increased when adjusting. 7. Adjust screen VR until the screen is slightly cut off, or scarcely lights up. A signal cannot be seen when the brightness of the raster is high. 8. Push the JUMP again to release the cut off.
� 13 �
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