HP LaserJet 4250/4350 Series - User Guide
Control panel message Description Recommended action
13.XX.YY JAM IN
<Location>
A jam has occurred in the specified
location.
Remove jammed media from the
specified location. See
Clearing jams.
If the message persists after all jams
have been cleared, a sensor might be
stuck or broken. Contact an HP-
authorized service or support provider
(see
HP customer care).
20 INSUFFICIENT
MEMORY
For help press
alternates with
20 INSUFFICIENT
MEMORY
To continue press
The printer received more data than can
fit in its available memory. You might
have tried to transfer too many macros,
soft fonts, or complex graphics.
Press (S
ELECT
button) to print the
transferred data (some data might be
lost), and then simplify the print job or
install additional memory. (See
Printer
memory.)
21 PAGE TOO COMPLEX
For help press
alternates with
21 PAGE TOO COMPLEX
To continue press
The data (dense text, rules, raster or
vector graphics) sent to the printer was
too complex.
1.
Press
(S
ELECT
button) to print the
transferred data (some data might
be lost).
2. If this message appears often,
simplify the print job or install
additional memory. (See
Printer
memory.)
22 EIO X
BUFFER OVERFLOW
To continue press
Too much data was sent to the EIO card
in the specified slot [X]. An improper
communications protocol might be in use.
Note: EIO 0 is reserved for the
HP Jetdirect embedded print server.
1.
Press
(S
ELECT
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
HP customer care).
22 PARALLEL I/O
BUFFER OVERFLOW
For help press
alternates with
22 PARALLEL I/O
BUFFER OVERFLOW
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, accessories, and
supplies.)
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.
(See
Software.)
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
HP customer care).
Interpreting control-panel messages (continued)
ENWW Understanding printer messages 149