Ricoh FAX680MP Service Manual page 31

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31 March, 1997
LEVEL 2 (Factory Reset) OPERATION
1. Enter the service mode, then use function 81.
2. Change the following bit switches in order. When the Function key is pressed
after the last switch is changed to 1, the machine automatically initializes.
• Bit 3 of bit switch 3: 0 to 1
• Bit 4 of bit switch 9: 0 to 1
• Bit 4 of bit switch 1: 0 to 1
LEVEL 3 OPERATION
1. Enter the service mode, then use function 81.
2. Change the following bit switches in order. When the Function key is pressed
after the last switch is changed to 1, the machine automatically initializes.
• Bit 4 of bit switch 9: 0 to 1
• Bit 4 of bit switch 1: 0 to 1
LEVEL 4 OPERATION
1. Enter the service mode, then use function 81.
2. Change the following bit switch. When the Function key is pressed after the
switch is changed to 1, the machine automatically initializes itself.
• Bit 4 of bit switch 9: 0 to 1
4-7
SERVICE MODE

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