TOSHIBA 24Z37B
Manual de Servicio

ELECTRICAL ADJUSTMENTS
2-5: WHITE BALANCE NOTE: Adjust after performing CUT OFF adjustments. 1. Place the set with Aging Test for more than 15 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 CH UP/DOWN button on the remote control to select the "R DRIVE", "G DRIVE", "B DRIVE", "M R CUT OFF" or "M G CUT OFF". 6. Adjust the VOL. UP/DOWN on the remote control to whiten the R DRIVE, G DRIVE, B 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. 2-6: FOCUS 1. Receive a 70dB monoscope pattern. 2. Turn the Focus Volume fully counterclockwise once. 3. Adjust the Focus Volume until picture is distinct. 2-7: HORIZONTAL POSITION 1. Receive the monoscope pattern. 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. UP/DOWN 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. Press the AV button on the remote control to set to the AV mode. 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 (39) on the remote control to select "H POSI 60". 9. Press the VOL. UP/DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum. 2-8: VERTICAL POSITION NOTE: Adjust after performing adjustments in section 2-7. 1. Receive the monoscope pattern. 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 (51) on the remote control to select "V POSI 50". 4. Press the VOL. UP/DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes minimum. 5. Receive the monoscope pattern of NTSC. (Audio Video Input) 6. Press the AV button on the remote control to set to the AV mode. 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 (52) on the remote control to select "V POSI 60". 9. Press the VOL. UP/DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes minimum. 2-9: BRIGHT CENT 1. Place the set with Aging Test for more than 15 minutes. 2. Receive the black pattern*. (RF Input) 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 (17) on the remote control to select "BRIGHT CENT". 5. Press the VOL. UP/DOWN button on the remote control to select the 2 step up point until the screen begin to shine. 6. Receive the black pattern*. (Audio Video Input) 7. Press the AV button on the remote control to set to the AV mode. Then perform the above adjustments 3~5. *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. 2-10: CONTRAST CENT 1. Activate the adjustment mode display of Fig. 1-1 and press the channel button (22) on the remote control to select "CONT CENT". 2. Press the VOL. UP/DOWN button on the remote control until the contrast step No. becomes "31". 3. Press the AV button on the remote control to set to the AV mode. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (22) on the remote control to select "CONT CENT". 5. Press the VOL. UP/DOWN button on the remote control until the contrast step No. becomes "34".

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