NCR 7158, Owner'S Manual, Page: 70 / 314

3-32 Chapter 3: Using the Printer
Printer Will Not Print
Problem/Symptom Possible Causes What to Do
The On Line, Paper
Status, Error LED is
blinking and the printer
won’t print. The receipt paper may
be out, the cover open,
the knife jammed, the
supply voltage out of
range, or the printhead
temperature out of
range.
Check that the receipt paper is properly loaded and
covers are closed. See the table at the beginning of this
section. For problems not user correctable, contact a
service representative.
Printer doesn't have
power (LED not on) Power supply may be
defective. If the power supply is plugged in, but does not come
on, you will need to order a new power supply. See
“Media and Supplies” in this document.
Printer has power but
doesn't print. Cables may not be
connected properly. Check all cable connections. Check that the host
computer and power supply are both on (the power
supply is turned on by plugging it into an outlet). See
“Connecting the Cables” in this document.
DIP Switches not set
correctly. Check the switch setting. DIP Switch one should be
off (down) for normal operation.
All other causes. Contact a service representative.