Special Setting Mode - Epson PH890 Service Manual

EPSON Stylus PHOTO 890/1290
Table 1-17. Content of 1BH of EEPROM
[bit7] [bit6]
00
Prints firmware version, ink counter, selected code
page and nozzle check pattern.
11
01 Starts the hex-dump mode.
10 Starts the self test mode.
*4: Factory default setting.
PRODUCT DESCRIPTIONS
Actions
Operations

1.4.4 Special Setting Mode

To enter the special setting mode, press the Maintenance button and the Roll Paper
button while turning on the printer until the Power indicator blinks. While it is blinking
(for 3 seconds), press the specified button to activate the desirable setting mode.
NOTE: The special setting mode is not described in the user's manual.
Table 1-18. Special Setting Mode
Buttons
Maintenance • Initializes the EEPROM and Timer IC.
*1
Roll Paper
• Resets the ink overflow counter (Protection
*1
: Pressing the button for 10 seconds.
o
EEPROM/Timer IC Reset
The following will be reset when this operation is executed.
n
Interface selection (04H)
n
CL Time (68H, 69H)
n
Power Off timer (6AH, 6BH)
o
Waste Ink Counter Reset
The following will be reset when this operation is executed.
n
Ink counter A0 (6CH, 6DH)
n
Ink counter A80 (6EH, 6FH)
Functions
Counter) in the EEPROM.
Revision B
29