Sanyo PLC-XC50 Service Manual

Also see for PLC-XC55: Brochure Owner's manual Manual Manual Specification sheet

Contents

-28-To enter the service modeTo enter the “Service Mode”, press and hold the MENU and SELECT button for more than 3 seconds. The servicemenu appears on the screen as follows.To adjust service dataSelect the adjustment group no. by pressing the MENU button (increase) or SELECT button (decrease), andselect the adjustment item no. by pressing the pointer e or d button, and change the data value by pressing the7 or 8 button. Refer to the “Service Adjustment Data Table” for further description of adjustment group no., itemno. and data value.To exit the service modeTo exit the service mode, press the ON/STAND-BY button.Service Adjustment Menu OperationMemory IC on the main board stores the data for theservice adjustments, and should not be replaced exceptfor the case of defective device.If replaced, the re-adjustments are required following tothe “Electrical Adjustments”.The data of lamp replacement counter is stored in theMemory IC.Please note that the lamp replace counter will be resetwhen the memory IC is replaced.(Lamp replace counter cannot be set to the previousvalue.)● Caution to memory IC replacementWhen memory IC is replaced with new one, the CPUwrites down the default data of the service adjustmentsto the replaced IC as the mentioned on the service ad-justment table. As these data are not the same data asfactory shipped data, it should be required to performthe re-adjustments following to the “Electrical Adjust-ments”.Please note that in this case the lamp replace counterwill be reset.● Caution of Main Board replacement (in the casememory IC is not defective)When the main board is replaced, memory IC shouldbe replaced with the one on previous main board. Afterreplacement, it should be required to perform the re-ad-justments following to the “Electrical Adjustments”.In this case, the lamp replace counter can be kept thevalue as before.Memory IC (IC1371) ReplacementService ModeInput VideoGroup No. Data0 0 32Ver. 1 .00Data valueItem No.Electrical AdjustmentsGroup No.