Epson DFX-8500 service manual Switches

GENERAL DESCRIPTION

1.4.1.1 Switches

The control panel contains eleven switches.

‰￿Operation in normal mode:

In normal mode, pressing panel switches executes following function. Refer to Table 1-13.

	Table 1-13. Switch Function in Normal Mode
Switch	Function
Front / Rear	Change the front and rear paper path alternately.
Pause	„￿Alternates printing and no-printing status.
	„￿Enables reset function, holding it down for three seconds.
Micro Feed −	Executes micro feed forward.
Micro Feed ↓	Executes micro feed backward.
LF / FF Load	„￿Loads the paper when the paper is empty.
	„￿Executes line feed, pressing it shortly.
	„￿Executes form feed, holding it down for a few seconds.
TOF (top of form)	„￿Set current point to top of form when the cover opens.
	„￿Enables loading position adjustment and tear off position adjustment
	when the cover opens.
Tear Off	Advances continuous paper to the Tear off position adjustment.
Copy	Alternates copy mode or not.
Pitch	Selects pitch.
Font	Selects font.
Paper Select	Selects paper No.

‰￿Operation at power on:

Tuning the printer on while pressing panel switches executes the function shown in Table 1-14.

Table 1-14. Switch Function at Power On
Switch	Function
LF / FF Load	Draft self test
Tear off	NLQ self test
Tear off and LF / FF	Data dump
Pause	DIP SW setting print
LF / FF Load and Micro Feed ↓ and Pause*1)	Clear EEPROM at area 2
Pause and Front / Rear*2)	Clear EEPROM at area 1
Copy	Clear driving line count for ribbon change timing
Paper Select	Paper memory
Tear Off, Micro Feed −, and Front/Rear	Mechanism adjustment (Refer to Chapter 4.)
Tear Off, Micro Feed ↓, and Front/Rear	Platen gap adjustment (Refer to Chapter 4.)
Micro Feed − and Micro Feed ↓	Measurement seeking (Refer to Chapter 4.)

Notes1: All of mechanism adjustment values are cleared. Then it requires the printer mechanism adjustment.

Notes2: All of user setting value is replaced with the factory setting value.

Rev. B 1-25