
Troubleshooting and Maintenance
Revision A 9K-L USERS MANUAL Section 7 - 4
P/N 90-00860-001
SYMPTOM
CAUSE SOLUTION
Communication Overrun
(Error Message)
Bad communications Cable
or CPU I/O
Computer software
XON/XOFF not enabled.
Replace cable or Call Service Representative.
Enable software XON / XOFF.
Framing Error
(Error Message)
Incorrect Word Length /
Parity / Baud Rate
Turn printer off then back on and send data again.
Reset settings for Baud rate in printer or
computer.
Parity Error
(Error Message)
Incorrect Parity setting
Turn printer off then back on and send data again.
Reset Parity rate in printer or computer.
Parallel Interface, printer is
not printing (Printer
Halted)
Bad data sent
Bad communications Cable
Bad main processor board
Centronic (Parallel) Cable
over maximum length
Incorrect Software Driver
Turn printer off, then turn printer on and send
again.
Replace parallel cable, maximum length 10 feet
(304.8 cm)
Call Service Representative.
Replace parallel cable, maximum length 10 feet
(304.8 cm)
Typical dumb printer interface (TTY, Teletype,
DOS text printer, Generic printer) or HP Laserjet
series II and W700.
Serial Interface, printer is
not printing
Bad data sent
Bad communications Cable
Bad main processor board
RS232 -C (Serial) over
maximum length
Incorrect Software Driver
Turn printer off, then turn printer on and send
again.
Replace serial cable, maximum length 15 feet
(457.2 cm)
Call Service Representative.
Replace serial cable, maximum length 15 feet
(457.2 cm)
Typical dumb printer interface (TTY, Teletype,
DOS text printer, Generic printer) or HP Laserjet
series II and W700.
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