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Chapter 6 Maintenance
Rev. A
6-1
6.1 OVERVIEW
This section describes the maintenance points and the procedures specific for EPSON
Stylus Color 300.
WARNING
If ink gets in your eyes, flush them immediately with water and seek medical
attention.
Disconnect the printer from the power source when you clean inside the printer.
CAUTION
Once the ink cartridge is removed from the printer before ink-end, never re-use it.
For adjustment and testing, use the ink cartridge designed exclusively for service:
Description:
Code:
6.1.1 Maintenance Request
The printer counts total amount of ink drained to the waste ink pad and this information is
stored in the EEPROM on the main board, as the protect counter A value for ink system
operation management. When the counter value reaches the predetermined value, the
printer detects it as “Maintenance Request” error and displays the error status with the
control panel LED indicators (see Table 1-12 at Chapter 1, Section 1.4.1.2 LED Indicators).
When this error displayed, replace the waste ink pad to new one and reset the counter
value with the procedure shown below.
Turn the printer ON while
hold down the buttons:
LOAD/EJECT
CLEANING
Press the buttons within
3 seconds from power ON,
and kept them pressed until
"INK END", "PAPER OUT"
LEDs starts blinking:
"POWER" LED
"INK OUT" LED
"PAPER OUT" LED
LOAD/EJECT
CLEANING
continue for 3 seconds
"POWER" LED
"INK OUT" LED
"PAPER OUT" LED
Figure 6-1. “Maintenance Request” Error Clear Operation
Summary of Contents for Stylus Color 300
Page 1: ...EPSON TERMINAL PRINTER EPSON Stylus Color 300 SERVICE MANUAL EPSON 4007996 ...
Page 5: ...REVISION SHEET Revision Issued Contents A July 2 1997 First issue ...
Page 32: ...CHAPTER 5 TROUBLESHOOTING 5 1 OVERVIEW 5 1 5 1 1 Unit Repair C224 MAIN Board 5 1 ...
Page 36: ...CHAPTER 6 MAINTENANCE 6 1 OVERVIEW 6 1 6 1 1 Maintenance Request 6 1 ...
Page 38: ...APPENDIX A 1 OVERVIEW A 1 A 2 EEPROM Address Map A 2 A 3 CIRCUIT DIAGRAM C224 MAIN BOARD A 4 ...
Page 42: ...EPSON Stylus Color 300 Service Manual Rev A A 4 A 3 CIRCUIT DIAGRAM C224 MAIN BOARD ...
Page 44: ...EPSON SEIKO EPSON CORPORATION ...