Understanding the print server’s light patterns
LED light patterns
LED
Behavior
Meaning
Status
Off
The print server is not receiving power.
Slow blink (green)
A fault occurred during the self-test or operation. The
server might be faulty. Contact HP.
Slow blink (amber)
A fault occurred during the self-test or operation.
On (green)
The print server is on and ready.
Fast blink (green)
The print server is processing the configuration page.
10 or 100 link Both off
There is no network connection.
10 or 100 on (green)
A network connection is established at 10 Mb/s or
100 Mb/s.
USB
Off
The USB is not operational.
On (green)
OK.
On (amber)
A hardware fault occurred (for example, the print
server might be drawing too much power).
Blink (green)
A software fault occurred for the HP JetDirect
firmware. There is a valid USB device and
connections, but the device is not supported. Make
sure that the attached device is a printer.
Blink (amber)
A hardware fault occurred (for example, a short-circuit
or a faulty cable).
EN
Using a print server configuration page 167