192 Troubleshooting ENWW
22 EIO [X]
BUFFER OVERFLOW
alternates with
To continue press
Too much data was sent to the EIO
card in the specified slot [X]. An
incorrect communications protocol
might be in use.
1 Press (SELECT button) to
clear the message. (The job will
not be printed.)
2 Check the host configuration. If
the message persists, contact
an HP-authorized service or
support provider (see “Ordering
parts and supplies and getting
support” on page 242).
22 PARALLEL I/O
BUFFER OVERFLOW
alternates with
To continue press
Too much data was sent to the
parallel port.
1 Check for a loose cable
connection and be sure to use
a high-quality cable. Some
non-HP parallel cables might
be missing pin connections or
might otherwise not conform to
the IEEE-1284 specification.
(See “Ordering parts and
supplies and getting support”
on page 242.)
2 This error can occur if the
driver you are using is not
IEEE-1284 compliant. For best
results, use an HP driver that
came with the printer.
3 Press (S
ELECT button) to
clear the error message. (The
job will not be printed.)
4 If the message persists,
contact an HP-authorized
service or support provider
(see “Ordering parts and
supplies and getting support”
on page 242).
22 SERIAL I/O
BUFFER OVERFLOW
alternates with
To continue press
Too much data was sent to the
serial port.
Press (SELECT button) to clear
the error message. (The job will not
be printed.)
22 USB I/O
BUFFER OVERFLOW
Too much data was sent to the USB
port.
Press (SELECT button) to clear
the error message. (The job will not
be printed.)
40 EIO BAD SERIAL
TRANSMISSION
alternates with
To continue press
The printer detects a serial data
error (parity, framing, or line
overrun) while receiving data from
the computer.
Press (SELECT button) to clear
the error message and continue
printing.
40 EIO [X] BAD
TRANSMISSION
alternates with
To continue press
The connection has been broken
between the printer and the EIO
card in the specified slot [X].
Press (S
ELECT button) to clear
the error message and continue
printing.
Message Description Recommended action
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