Hitachi SCANJET N9120 - Manual (Page 31)

4 Troubleshooting
This section contains solutions for common problems with the scanner.
• Scanner LEDs
• Scanner initialization or hardware problems
• Scanner operation problems
• Scanner buttons are not working correctly
• Automatic document feeder problems
• Additional troubleshooting information
For additional troubleshooting, see the online help for the scanning software that you are
using or visit
www.hp.com/support for updated information about the scanner.
Scanner LEDs
The scanner has two LED lights on the front panel that indicate scanner functions and
error conditions. The LED in the shape of an exclamation point (!) is the Attention LED,
and the LED in the Power Save button is the Power LED. The table below explains how
to interpret the indicator LEDs.
LED indications Scanner action or condition
The Attention LED
quickly blinks amber.
The Power LED is
lit with a steady green
light.
Error condition. Check your computer
screen for an error message.
The Attention LED is lit
with a steady amber
light.
The Power LED is
lit with a steady green
light.
Attention condition. Check your computer
screen for a Maintenance Recommended
message.
The Attention LED
slowly blinks green.
The Power LED is
lit with a steady green
light.
The scanner is warming up.
The Power LED is
lit with a steady, dim
amber light.
The scanner is in Power Save mode.
Troubleshooting 29