Innovative Technology NV9 USB - Fault Finding - Flash Codes

NV9 USB Manual Set – Section 2 9
Copyright © Innovative Technology Ltd 2012 GA00550-2
2.2 Fault Finding - Flash Codes
The NV9 USB Validator has inbuilt fault detection facilities. If there is a configuration
or other error the NV9 USB front bezel will flash in a particular sequence; a summary
of the Bezel Flash Codes for the NV9 USB is shown below:
Flashes
Indicated Error
Comments
Long
Short
0
0
None
1
2
Note path jam
Remove obstruction and
follow the cleaning
procedure in subsection 2.1
of this manual
3
Unit not initialised
Contact ITL technical
support
4
Internal sensor
unable to calibrate
Ensure note path is firmly
closed, then cycle the
power to the unit. If the
problem persists contact ITL
technical support
3
1
Firmware checksum
error
Download new firmware
2
Interface checksum
error or unable to
set programmed
interface
3
EEPROM checksum
error
4
Dataset checksum
error
4
1
Power supply too
low
Check power supply
2
Power supply too
high