HP Deskjet 450 Mobile Printer series - Manual (Page 74)

C-1 ENWW
C LED Reference
The printer LEDs indicate printer status and are useful for diagnosing printing
problems. This chapter provides a list of LED status light combinations, what
they indicate and how to solve the problem.
For a description of the printer’s LEDs, see Understanding printer buttons and
LEDs .
LED indication Explanation and Recommended Action
Power LED is green. If using AC power: Printer is turned on and idle.
If using battery power: Battery is 41-100% charged and
printer is turned on and idle.
No action required.
Power LED is red. Battery is less than 10% charged and printer is turned on
and idle.
Plug in the power adapter to begin recharging the
battery. See
Charging and using the battery .
Power LED is amber. Battery is 10-40% charged and printer is turned on and
idle.
Plug in the power adapter to begin recharging the
battery. See
Charging and using the battery .
Battery charge LED is green. Battery is charging.
No action required.
Battery charge LED is red. Battery is faulty.
Replace the battery. See HP Supplies and Accessories .