Sanyo PLC-XU50 Manual
Also see for PLC-XU50: Owner's manualSpecificationsService manualService manual
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-5-Electrical Adjustments1. Receive the 16-step grey scale computer signal withComputer2 [RGB] mode.2. Enter the service mode3. Connect a digital voltmeter to test point “TPGV1” (+)and chassis ground (-).4. Select group no. “10”, item no. “0” and change datavalue to adjust the voltage to be 7.0 ±0.05V.5. Connect a digital voltmeter to test point “TPRV1” (+)and chassis ground (-).6. Select item no. “1” and change data value to adjustthe voltage to be 7.0 ±0.05V.7. Connect a digital voltmeter to test point “TPBV1” (+)and chassis ground (-).8. Select item no. “2” and change data value to adjustthe voltage to be 7.0 ±0.05V.9. Connect a digital voltmeter to test point “TPGV2” (+)and chassis ground (-).10. Select item no. “6” and change data value to adjustthe voltage to be 8.0 ±0.05V.11. Connect a digital voltmeter to test point “TPRV2” (+)and chassis ground (-).12. Select item no. “7” and change data value to adjustthe voltage to be 8.0 ±0.05V.13. Connect a digital voltmeter to test point “TPBV2” (+)and chassis ground (-).14. Select item no. “8” and change data value to adjustthe voltage to be 8.0 ±0.05V.m Video Center adjustment1. Receive the 16-step grey scale composite video sig-nal with Video [Video] mode.2. Enter the service mode.3. Connect an oscilloscope to test point “TPG1” (+)and chassis ground (-).4. Select group no. “9”, item no. “1” and adjust the ampli-tude “a” to be minimum by changing the Data value.5. Connect an oscilloscope to test point “TPR1” (+) andchassis ground (-).6. Select item no. “2” and adjust the amplitude “a” to beminimum by changing the Data value.7. Connect an oscilloscope to test point “TPB1” (+) andchassis ground (-).8. Select item no. “3” and adjust the amplitude “a” to beminimum by changing the Data value.(a)White Leveln Sub Gain adjustment [Video]1. Receive the 16-step grey scale computer signal withComputer2 [RGB] mode.2. Enter the service mode.3. Connect an oscilloscope to test point “TPG1” (+)and chassis ground (-).4. Select group no. “9”, item no. “1” and adjust the ampli-tude “a” to be minimum by changing the Data value.5. Connect an oscilloscope to test point “TPR1” (+) andchassis ground (-).6. Select item no. “2” and adjust the amplitude “a” to beminimum by changing the Data value.7. Connect an oscilloscope to test point “TPB1” (+) andchassis ground (-).8. Select item no. “3” and adjust the amplitude “a” to beminimum by changing the Data value.(a)White Levelb Sub Gain adjustment [PC]1. Receive the 16-step grey scale computer signal withComputer2 [RGB] mode.2. Enter the service mode.3. Connect an oscilloscope to test point “TPG1” (+)and chassis ground (-).4. Select group no. “10”, item no. “3” and change datavalue to adjust amplitude “a” to be 10.0 ±0.1V.5. Connect an oscilloscope to test point “TPR1” (+) andchassis ground (-).6. Select item no. “4” and change data value to adjustamplitude “a” to be 10.0 ±0.1V.7. Connect an oscilloscope to test point “TPB1” (+) andchassis ground (-).8. Select item no. “5” and change data value to adjustamplitude “a” to be 10.0 ±0.1V.(a)black levelblack level, Black Reference adjustment |
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