Ricoh FW780 Service Manual - Page 100
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3. SERVICE TOOLS 3.1 SERVICE PROGRAM MODE The service program (SP) mode is used to check electrical data, change mode or adjustment values. 3.1.1 Service Program Mode Access Procedure How to access the SP mode for service representatives (All service program modes can be accessed with this procedure.) 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 access the SP mode for customers and sales representatives (SP modes 1 to 35 are accessible by a customer with this procedure.) Press key then hold down and indicators blink). key more than 3 seconds (until the How to leave the SP mode Press the following keys in sequence → → or turn off the main switch. NOTE: Each of the above procedure must be finished within 20 seconds. How to select the program number The program number can be selected by the and keys. The selected program number is displayed in the lead edge erase indicator (the two digit indicator beside the mark). To select the program number quickly, hold down or key. A163 4-8 SM