HP Color LaserJet 8550 Multifunction Printer series - Manual (Page 34)

34 Chapter 1 Product introduction
EN
Interpreting status lights
Use the following table to interpret the status lights on the copy
module.
Copy module status lights
Light Function Color and
behavior Meaning
C OPY Copying Flashing green The system is copying
Error Flashing orange Ensure that media is in
the selected tray.
Check for a media jam.
Replace the toner
cartridge.
Continuous orange Contact your service
representative.
S YSTEM Data Flashing green The system is receiving
data (print or copy).
Error Flashing orange A printer unit error has
occurred.
Ensure that media is in
the selected tray.
Check for a media jam.
Replace or install the
required consumable or
maintenance item.
Continuous orange The copy module needs
servicing.
All lights on the
status display are
on Flashing orange Copying cannot be
performed:
Ensure that media is in
the selected tray.
Check for a media jam.
Replace or install the
required consumable or
maintenance item.
Continuous orange Contact your service
representative.