Ricoh FW780 Service Manual - Page 119
Input/output check mode, INPUT/OUTPUT CHECK MODE ACCESS PROCEDURE, How to access the output check mode
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3.2 INPUT/OUTPUT CHECK MODE The input check mode allows you to check the current status of electrical components (such as sensors, switches, etc.) from the operation panel. The output check mode allows you to turn the individual electrical components (such as motors, solenoids, etc.) ON/OFF from the operation panel. 3.2.1 INPUT/OUTPUT CHECK MODE ACCESS PROCEDURE How to access the output check mode Press the following keys in sequence. → → → → The second time that the seconds (until the and key is pressed, hold it down for more than 3 indicators blink). How to leave the input/output check mode Press the following keys in sequence. → → or turn off the main switch. NOTE: Each of the above procedures must be finished within 20 seconds. How to select the program number The program number can be selected by pressing the and keys. To select an input check mode, press the key. To select an output check mode, press the key. The selected number is displayed on the lead edge erase indicator (the two digit indicator beside the mark). To select the program number quickly, hold down the or key. SM 4-27 A163