Denso BHT-805BW Operator's Manual page 44

Troubleshooting Guide
Problem
Unable to read barcodes.
It may not be possible to read barcodes at the following times. Refer to page 19 and take
appropriate measures.
The barcode surface is dirty or curved.
The barcode reading window is dirty.
The scanning distance from the barcode is unsuitable.
The BHT is unable to read barcodes due to specular reflection.
Scanning is performed in a place where the direct sunlight or ambient lighting is too bright, or
in a place that is too dark.
If still unable to read barcodes after taking measures to remedy the above problems,
notify the system administrator.
Problem
An error message displays.
If an error message displays at the BHT during operation, refer to the table below and
take appropriate measures.
Message
NO System! If this error occurs, the
warning tone beeps
five times and then
turns itself off.
Battery voltage If
has lowered. detected, the warning
tone
times. After that, it will
resume
regular operation.
Charge the If
battery! detected, the warning
tone beeps five times
and then turns itself
off. Depending upon
the battery level, the
warning tone may not
sound five times.
Set the current The date and time
date and time. settings
displays,
00/01/01 00:00 entry.
/ / :
BHT Response Problem
A System
error has occurred.
low battery is The battery
level
beeps three below
lower limit.
previous
lower battery is The battery
level has lowered so
that the
longer operates.
The calendar
integrated in the BHT
screen
has stopped because:
awaiting
- the battery cartridge
had been removed
for a long time,
- the battery cartridge
had
recharged for a long
time.
30
Solution
Program Contact your system
administrator.
output Replace or recharge
has dropped the battery cartridge.
a specified
output Replace or recharge
the battery cartridge.
BHT no
clock
Set the current date
and time.
(See page 16)
not been