Epson EPL-N4000, Service Manual

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EPSON EPL-N4000/EPL-N4000+ CHAPTER 1 Product Description
Rev.B 51
1.4.7 Initialization Process
In this printer, following initialization process are performed automati-
cally or manually. The printer goes to the On-line(ready) condition after
initialization process is completed successfully.
Reset Process
This initialization process performs only the active interface, the
data received by other interface is stored. This initialization is used
when the copies are canceled or the printing invalid data is halted.
Operation: Press “Continue” switch, pressing the “Alt” switch.
Processing:
•
Cancel the print request
•
Cancel the buffered data from the current port before the
initialization.
•
Canceling the error
Warm boot processing
This initialization process stops printing for all interfaces and
perform initialization until right after the power is turned on, but does
not perform various checks.
Operation
While pressing “ALT” switch, press “Continue” switch until
“Reset All” is indicated at LCD.
Processing:
•
Initialization of Memory
•
Clear the received buffer of all interfaces
Cold Start Processing
This initialization is activated by turning the power on, and perform
various checking first.
Processing:
•
Initialization of engine
•
Initialization of ROM, EEPROM, DRAM
•
Initialization and checking of peripheral devices
•
Initialization of memory