TO ENTER SERVICE MODE
- To enter the “Service Mode”, press and hold the MeNuand SeLect buttonfor more than 3 seconds. The service menu appears on the screen as follows.
- To adjust service data; Select the adjustment group no. by pressing the MeNu button(increase) or SeLect button(decrease), and select the adjustment item no. by pressing the pointer [Up] or [Dn] button, and change the data value by pressing the [Left] or [Right] button.
- To "Exit" service mode, press [On / Standby] button.
MEMORY IC REPLACEMENT
- Memory IC on the main board stores the data for the service adjustments, and should not be replaced except for the case of defective device. If replaced, the re-adjustments are required following to the “Electrical Adjustments”.
- The data of lamp replacement counter is stored in the Memory IC. Note that the lamp replace counter will be reset when the memory IC is replaced. (Lamp replace counter cannot be set to the previous value.)
- When memory IC is replaced with new one, the CPU writes down the default data of the service adjustments to the replaced IC as the mentioned on the service adjustment table. As these data are not the same data as factory shipped data, it should be required to perform the re-adjustments following to the “Electrical Adjustments”. Note that in this case the lamp replace counter will be reset.
- When the main board is replaced, memory IC should be replaced with the one on previous main board. After replacement, it should be required to perform the re-adjustments following to the “Electrical Adjustments”. In this case, the lamp replace counter can be kept the value as before.
