Epson AcuLaser C1900 - Page 307

Troubleshooting 307
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Reset to Save
A control panel menu setting was changed while the printer was
printing. Press the
Start/Stop button to clear this message. The
setting will become effective after printing has finished.
ROM Check
The printer is checking the ROM.
Self Test
The printer is performing a quick internal check.
Service Req xyyy
A controller error or a print engine error has been detected. Turn
off the printer. Wait at least 5 seconds and then turn it back on. If
the error message still appears, write down the error number
listed on the LCD panel (xyyy) and turn off the printer, unplug
the power cord, and contact a qualified service representative.
Sleep
The printer is in sleep mode.
Unable Clear Error
The printer cannot clear an error message because the error status
still remains. Try solving the problem again.
Warming Up
The printer is warming up.