HP Color LaserJet 8550 Multifunction Printer series User Manual
Page 137
136 7 Printer Control Panel Messages
EN
62.X SERVICE
CYCLE POWER
Indicates that a problem
exists with the internal
memory.
X = Description
0 = Internal ROM or RAM
1-8 = DIMM slots 1-8
Turn the printer off and on to
reset the printer. If the
condition persists, contact a
local authorized HP dealer or
service representative for
service.
63 SERVICE
CYCLE POWER
Indicates that the internal
RAM memory test failed.
Turn the printer off and on to
reset the printer. If the
condition persists, contact a
local authorized HP dealer or
service representative for
service.
64 PRINTER ERROR
CYCLE POWER
Indicates a scan buffer error.
Turn the printer off and on to
reset the printer. If the
condition persists, contact a
local authorized HP dealer or
service representative for
service.
65 PRINTER ERROR
CYCLE POWER
Indicates a dynamic RAM
controller error.
Turn the printer off and on to
reset the printer. If the
condition persists, contact a
local authorized HP dealer or
service representative for
service.
66.X0.YY C-LINK
COMM ERROR
CHECK CABLES
AND CYCLE POWER
Indicates a communication
error between tray 4 and the
printer.
X/YY Description
X = Device number in the link
YY = Error code from the
optional device
Verify that the communication
and power cables are
connected. Press
G
O
to
continue printing. If the
message persists, turn the
printer off and on to reset the
printer.
66.X1.YY INPUT
DEVICE FAILURE
CHECK CABLES
AND CYCLE POWER
Indicates a tray 4 error.
X/YY Description
X = Device number in the link
YY = Error code from the
optional device
Verify that the communication
and power cables are
connected. Press
G
O
to
continue printing. If the
message persists, turn the
printer off and on to reset the
printer.
Message
Description
Recommended Action