TOSHIBA 15V11F
Service Manual

ELECTRICAL ADJUSTMENTS
2-6: WHITE BALANCE NOTE: Adjust after performing CUT OFF adjustment. 1. Place the set with Aging Test for more than 10 minutes. 2. Receive the gray scale pattern 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 (03) on the remote control to select "R DRIVE". 5. Press the Page UP/DOWN button on the remote control to select the "R DRIVE", "G DRIVE", "M R CUTOFF" or "M G CUTOFF". 6. Adjust the VOL. +/- button on the remote control to whiten the R DRIVE, G DRIVE, M R CUT OFF, and M G CUT OFF at each step tone sections equally. 7. Perform the above adjustments 5 and 6 until the white color is looked like a white. 2-7: FOCUS 1. Receive a 70dB monoscope pattern. 2. Turn the Focus Volume fully counterclockwise once. 3. Adjust the Focus Volume until picture is distinct. 2-8: HORIZONTAL POSITION 1. Receive the monoscope pattern 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 (08) on the remote control to select "H POSI (50)". 4. Press the VOL. +/- button on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum. 5. Receive the monoscope pattern of NTSC. (Audio Video Input) 6. Using the remote control, set the brightness and contrast to normal position. 7. Activate the adjustment mode display of Fig. 1-1 and press the channel button (39) on the remote control to select "H POSI (60)". 8. Press the VOL. +/- button on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum. 2-9: VERTICAL POSITION, VERTICAL LINEARITY 1. Receive the monoscope pattern from the pattern Generator. 2. Using the remote control, set the brightness and contrast to normal position. 3. Adjust the VR401 until the horizontal line becomes fit to the notch of the shadow mask. 4. Adjust the VR420 until the SHIFT quantity of the OVER SCAN on upside and downside becomes minimum. 2-10: VERTICAL SIZE 1. Receive the monoscope pattern 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 (11) on the remote control to select "V SIZE (50)". 4. Adjust by using the VOL. +/- button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes 8 ± 2%. 5. Receive a broadcast and check if the picture is normal. 6. Receive the monoscope pattern of NTSC. (Audio Video Input) 7. Using the remote control, set the brightness and contrast to normal position. 8. Activate the adjustment mode display of Fig. 1-1 and press the channel button (12) on the remote control to select "V SIZE (60)". 9. Adjust by using the VOL. +/- button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes 10 ± 2%. 10. Receive a broadcast and check if the picture is normal. 2-11: BRIGHT CENT, BRIGHT MAX 1. Receive the PAL black pattern*. (RF Input) 2. Using the remote control, set the brightness and contrast to normal position. 3. Place the set with Aging Test for more than 15 minutes. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (17) on the remote control to select "BRIGHT CENT". 5. Press the VOL. +/- button on the remote control until the screen begin to shine. 6 Activate the adjustment mode display of Fig. 1-1 and press the channel button (18) on the remote control to select "BRIGHT MAX". 7. Press the VOL. +/- button on the remote control to increase the step numbers by 3 steps to the "BRIGHT CENT". 8. Receive the PAL black pattern*. (Audio Video Input) 9. Set to the AV mode. Then perform the above adjustments 2~7. *The Black Pattern means the whole black raster signal. Select the "RASTER" of the pattern generator, set to the OFF position for each R, G and B. 2-12: CONTRAST CENT 1. Activate the adjustment mode display of Fig. 1-1 and press the channel button (22) on the remote control to select "CONTRAST CENT". 2. Press the VOL. +/- button on the remote control until the contrast step No. becomes "57". 3. Receive a broadcast and check if the picture is normal. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (23) on the remote control to select "CONTRAST MAX". 5. Press the VOL. +/- button on the remote control to increase the step numbers by 3 steps to the "CONTRAST CENT". 6. Set to the AV mode. Then perform the above adjustments 1~5.

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