AT&T Merlin II Feature Module 2 System Manual page 178

WARNING—Printer Not Ready. Using Prt Sc Key Will Halt CMS.
Status Indicator: Don'tPrtSc
Effect on Call Management: If you use the
displayed, CMS stops managing calls.
Possible cause
The printer is not
receiving power.
There's no paper in the
printer, or the paper is
jammed.
There's a loose cable
connection between the
printer and the PC.
key when this message is
[ Prt Sc ]
Corrective action
Make sure that the printer is plugged in and
turned on, and that the Ready light is on.
1 Make sure there's paper in the printer and
the paper isn't jammed.
2 Make sure the paper is aligned properly.
3 Press the Form Feed button on the printer
to make sure the paper feeds properly.
Make sure the connections are secure at both
ends of the cable running between the printer
and the PC.
When the problem is corrected, you'll see the
message Printer Now Ready on the error line. If
you do not see this message, try the corrective
actions again. If you still don't see the
message, reboot the PC and restart CMS.
Startup Problems 9-9