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Control panel message Description Recommended action
79.XXXX ERROR
To continue turn off then on
The product detected a critical hardware
error.
1. Press the stop button to clear the
print job from the product memory. Turn
the product off and then on.
2. Try printing a job from a different
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 program or print job, contact the
software vendor for assistance.
If the message persists with different
programs and print jobs, try these steps.
1. Turn the product off.
2. Disconnect all cables to the product that
connect it to the network or computer.
3. Remove all the memory DIMMs or third-
party DIMMs from the product. Then
reinstall the memory DIMM.
4. Remove the EIO device from the
product.
5. Turn the product on.
If the error no longer exists, follow these
steps.
1. Install the DIMM and EIO device one at
a time, making sure to turn the product
off and then on as you install each
device.
2. Replace the DIMM or EIO device that
you determine caused the error.
3. Reconnect all cables that connect the
product to the network or computer.
8X.YYYY EIO ERROR The EIO accessory card in slot [X] has
encountered a critical error.
1. Turn the product off and then on.
2. Turn the product off, reseat the EIO
accessory in slot [X], and then turn the
product on.
3. Turn the product off, remove the EIO
accessory from slot [X], install it in a
different EIO slot, and then turn the
product on.
4. Replace the EIO accessory in slot [X].
8X.YYYY EMBEDDED JETDIRECT ERROR The embedded HP Jetdirect print server has
encountered a critical error.
1. Turn the product off and then on.
2. If the message persists, contact an HP-
authorized service or support provider.
Table 10-1 Control-panel messages (continued)
152 Chapter 10 Solve problems ENWW