Service manual

Chapter 1 Product Descriptions

Rev. A

1-1

Power-On Operation

Table 1-11. Control Panel - Power-on Operations

Button Function

button]

Hold down at

power on

button]

Pressed within

3 sec. after

power on. ∗2

The printer perform the following after

performing the control panel operation

in left column.

CLEANING ----- Self-printing test

LOAD/EJECT ----- Status printing

LOAD/EJECT

CLEANING

LOAD/EJECT

CLEANING

∗

EEPROM Initialization

Note) ∗1: Holds down the specified buttons for 10 sec. or more until INK OUT and

PAPER OUT LED starts blinking.

∗2: After the power on, INK OUT and PAPER OUT LED starts blinking and

continue for about 3 sec. “Press within 3 sec. after power on” means to press

buttons while these LED are blinking.

Self-test printing:The printer prints the self check test pattern. The printer prints

a page at a time and pauses between each page. When the

printer is in pause state, press LOAD/EJECT button to resume

printing and turn the power off to cancel the self-test printing.

Status printing: The printer prints; Firmware version, ink counter value and a

nozzle check pattern. The printer goes to a pause state after

print one page. To cancel the status printing, turn the power

off

while the printer is in pause state.

EEPROM Initialization: Initialize the following addresses of the EEPROM (refer to the

EEPROM address map table in Appendix.)

1AH: Interface selection (00H: Auto)

1BH: Interface Wait Time (02H: 2 sec.)

2CH/2DH: Counter A (Protect counter) (00H)

70H - 73H: 4-color head non-installation time (00H)

78H - 7BH: Power Off Timer (00H)