Filter
Top Products
Adjusting audible alarm and patron counter display
You can adjust the volume of the alarm by turning the
control on top of Panel B.
Turning the control clockwise increases the
volume.
The following settings can be adjusted to your
preference during installation or service by 3M
technicians:
Duration of alarm beeps
Repetition rate of alarm beeps
Patron counter display intensity
8800_OM_004
Panel A
Panel B
V
o
l
ume
Control
Photocel
l
Lens
Figure 5. Alarm Volume Control and Photocell
Lens Location
Troubleshooting
Problem Cause Action
No power at outlet Reset facility circuit breaker. No alarm, no patron count, no
diagnostic code in display
window
System unplugged Plug in the power cord and wait 10 seconds for
full operation.
No alarm Tag unsecured Test system with another library item known to
have a secured tag.
Protected material from
another library
Identify material that caused the alarm. Infrequent unwanted alarms
Failure to unsecure
tags properly
Follow correct checkout procedures outlined in
3M literature.
Check operator training procedures.
Failure to unsecure
tags properly
Follow correct checkout procedures outlined in
3M literature.
Check operator training procedures.
Frequent (daily) unwanted alarms
System failure Place service call to 3M.
Metallic objects too
close to the system
Remove the object and maintain a distance of
6 in. from the system panels.
Incomplete walk
through test
Retest by walking completely through the
corridor.
The light beam between the photocell and the
reflector in the corridor must be interrupted.
Books not properly
secured
Retest with a properly secured book.
Reduced coverage, no alarm
System failure Place service call to 3M.
10