5. System Maintenance Reference
Service Program Mode
• Make sure that the data-in LED ( ) is not on before you go into the SP mode. This LED indicates that
some data is coming to the machine. When the LED is on, wait for the printer to process the data.
SP Tables
See "Appendices" for the following information:
• Service SP Tables
• Engine SP Tables
Service Mode Operation
• The Service Program Mode is for use by service representatives only. If this mode is used by anyone
other than service representatives for any reason, data might be deleted or settings might be changed.
In such case, product quality cannot be guaranteed any more.
• If you switch the machine off, any jobs stored on the hard disk using the sample print and protected
print features will be deleted.
• Check first with the user tools to see if there are any jobs stored with these features (Menu key - Sample
Print, or Protected Print).
• The machine automatically goes off line when you enter the service mode.
Accessing the Required Program
Use the "Up/Down arrow" keys to scroll through the menu listing.
1. Service: Controller service modes
2. Engine: Engine service modes
3. End: Exit service mode
To select an item, press the "OK" key. Then the sub-menu appears.
Scroll through the sub menu items using the " / " keys.
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