C4170-90959
Troubleshooting with Control Panel Messages
101
Print Overrun (21 error)
(Secondary Error Message)
30017 Press the G
O
button to print the transferred
data (some data might be lost), then instruct
the customer to simplify the print jobs, enable
Page Protect, or install additional memory.
I/O Error (22 error - Buffer
Flow Error)
(Secondary Error Message)
30027 Press G
O
to clear the message. (Data will be
lost)
1) Check for a loose cable connection and be
sure to use a high quality cable. Some non-
HP cables might be missing pin connections,
or might otherwise not conform to the IEEE-
1284 specification.
2) Replace the Formatter.
I/O Error (40 Error - Bad
Connection)
(Secondary Error Message)
30018 The connection between the printer and the
EIO card has been broken.
1) Turn the printer off and reseat the card
2) Press G
O
to clear the message and
continue printing.
3) Replace the EIO card.
NVRAM Error (68 error)
(Secondary Error Message)
30035 or 30036 Press G
O
to clear the message and continue
printing.
An error occurred in the printer’s nonvolatile
memory and one or more printer settings has
been reset to its factory default.
1) Print a configuration page and check the
printer settings to determine which values
have changed.
2) While turning the printer on, hold J
OB
C
ANCEL
until all the lights come on and stay
on. This will clean up the NVRAM by
removing old areas that are not being used.
3) Replace the Formatter.
Secondary Continuable Error
Control Panel LED
Pattern
Secondary Error
Message
Status Log Code Recommended Action
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