Hex Dump Mode - Epson PowerLite 4100 Operator's Manual

POWER-UP SEQUENCE TEST, CONTINUED
After Turning
On Printer,
Observe the
Following:
C. Printer chirps.
D. ON LINE
indicator
lights.

HEX DUMP MODE

The hexadecimal (hex) dump mode is used for checking:
Proper receipt of characters by the printer
Control commands
Nonprintable codes
Meaning That :
Printer is mechanically
and electronically OK. (A
manual off line/on line
cycle also causes this
chirp.)
Printer is ready for
operation.
Operator's Guide 121
If Not Observed :
Call for service.
If ON LINE does not light,
check for paper out,
paper jam, printhead
carriage obstruction. If it
flashes, close the
operator access door. If
necessary, call for
service.