Question about HP LaserJet 4700 Printer
This is what HP says about error 49:
Control Panel Message:
turn off then on
A critical firmware error has occurred that
caused the processor on the formatter to
abort operation. This type of error can be
caused by invalid print commands, corrupt
data, or invalid operations. In some cases,
electrical noise in the cable can corrupt
data during transmission to the printer.
Other causes include poor-quality parallel
cables, poor-connections, or home-grown
programs. On rare occasions, the formatter
is at fault, which is usually indicated by a 79 Service Error.
1. Turn the printer off then on.
2. Press Stop to clear the print job from
the printer memory.
3. Turn the printer off then on.
4. Try printing a job from a different
software program. If the job prints, go
back to the first program and try
printing a different file. If the message
displays only with a certain software
program or print job, contact the
software vendor for assistance.
5. If the message persists with different
software programs and print jobs,
disconnect all of the cables to the
printer that connect it to the network or
6. Turn the printer off.
7. Remove all memory DIMMs or thirdparty
DIMMs from the printer. (Do not
remove the firmware DIMM.)
8. Remove all EIO devices from the
9. Turn the printer on.
10. If the error no longer exists, install
each DIMM and EIO device one at a
time, making sure to turn the printer
off and on again as you install each
11. Replace a DIMM or EIO device if you
determine that it causes the error.
12. Remember to reconnect all of the
cables that connect the printer to the
network or computer.
13. If the error persists, upgrade the
firmware compact flash card.
14. Replace the formatter and calibrate
If I could be of further assistance, let me know. If this helps or solves the issue, please rate it.
Posted on Dec 11, 2008
A 6ya expert can help you resolve that issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
The service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
Posted on Jan 02, 2017
Tips for a great answer:
Sep 25, 2014 | HP Laserjet 2605dn Workgroup Laser Printer
Jan 31, 2011 | HP LaserJet 2605dn Printer
Dec 30, 2010 | HP LaserJet 4700N Printer
Mar 22, 2010 | HP Color LaserJet CM6040f MFP Q3939A...
Jan 20, 2010 | HP LaserJet 4700 Printer
Dec 18, 2009 | HP LaserJet 4700N Printer
Oct 12, 2009 | HP Color LaserJet CP4005dn Network Printer
Mar 28, 2009 | HP LaserJet color laser printer
622 people viewed this question
Usually answered in minutes!