GENERAL DESCRIPTION

1.4.4.2 Operation at Power On

‰￿Self test:

Prints the self test pattern. To cancel it, make printer pause and turn off the power.

‰￿DIP switch setting print:

Starts the setting printing mode.

‰￿Data dump:

Starts the data dump mode, in which all the input data are printed as hexadecimal numbers and corresponding characters.

‰￿Clear EEPROM Area 1:

Resets the printer to the standard factory setting, except mechanism data area. (i.e. This function is for emergency.)

‰￿Clear EEPROM Area 2:

Resets the printer to the standard factory setting, only mechanism data area. (i.e. This function is for emergency and service.)

‰￿Clear Driving Line count for ribbon change timing:

Resets the printer to the standard factory setting, only driving line count for ribbon change timing.

‰￿Paper memory setting:

This makes it possible to print properly on the forms which contain two areas having different thickness in a form and paper type.

‰￿Mechanism adjustment:

Starts the mechanism parameter adjustment mode. You can adjust Beta parameter, flight time parameter, and Bi-D parameter through this mode.

‰￿Platen gap adjustment:

Starts the platen gap parameter adjustment mode. You can input Alpha parameter and adjust Beta parameters through this mode.

‰￿Measurement seeking:

Starts the measurement seeking automatically The carriage stopping length is measured and saved in the

EEPROM.

Rev. B

1-33

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Epson DFX-8500 service manual Operation at Power On