Control panel message Event
log error
message
Description Recommended action
54.XX PRINTER ERROR None X Description
1 temperature
3 image density sensor
5 color plane registration sensor
6 image density sensor
7 yellow drum home position sensor
8 magenta drum home pos. sensor
9 cyan drum home position sensor
10 black drum home position
sensor
11 yellow density sensor
12 magenta density sensor
13 cyan density sensor
14 black density sensor
19 ETB speed control sensor
20 color plane registration sensor
21 yellow toner level sensors
22 magenta toner level sensors
23 cyan toner level sensors
24 black toner level sensors
1E or 30 Half tone calibration error
Turn the printer off and then back
on, then check items in the order
listed.
54.1 error
Check the fuser. See 50.X fuser
error.
54.30 error
Wipe sensor lens clean. Run a full
calibration and the error should go
away.
54.3 error
Check the connections. Replace
the color registration detection
assembly.
54.5 error
Check the connections. Replace
the color registration detection
assembly.
54.6 error
Check the connections. Replace
the color registration detection
assembly.
54.7, 54.8, 54.9, or 54.10 error
Check the connections. Replace
the drum phase sensor for the
indicated color.
54.11, 54.12, 54.13, or 54.14 error
Check the connections. Check the
cartridge and replace it if
necessary. Replace the color
registration detection assembly.
54.19 error
Check the ETB connection.
Replace the ETB. Replace the DC
controller.
54.20 error
Check the connection. Replace
the color registration detection
assembly.
54.21, 54.22, 54.23, or 54.24 error
Check the connections. Replace
the toner level sensing PCB.
Replace the DC controller.
Table 7-5. Numerical printer messages (HP Color LaserJet 5550 models) (continued)
ENWW Numerical printer messages 323
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