3M 3803, 3802, 3801, 3501 Training Your Staff, 3M Library Security System, Problem, Cause, Action

Training Your Staff 3M Library Security System

Problem	Cause	Action
Infrequent unwanted	Miscellaneous metallic objects.	Infrequent, unwanted alarms are
alarms.		considered acceptable.
	Protected material from other library	Identify material that caused alarm.
	or retail store.
	Failure to desensitize strip properly.	Check operator training procedures.
Frequent (daily) unwanted	Failure to desensitize strip properly.	Follow correct check-out procedures
alarms.		outlined in 3M literature. Check
		operator training procedures.
	Metallic object located too close to	Remove, maintain a minimum distance
	system.	of 3 feet.
	System failure.	Place service call. Code number, if any,
		will be needed.
Reduced coverage, no	Metallic object located too close to	Remove, maintain a minimum distance
alarm.	system.	of 3 feet.
	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.
	Strip not detected.	Retest marked object.
	System failure.	Place service call. Code number will be
		needed.
Diagnostic code 7 in	Metallic object located too close to	Move metal object or system until
window.	lattice. Examples: metal window or	minimum distance is approximately 3
	door frames, desks, counters,	feet.
	shelves, waste baskets, etc.
Diagnostic code 8 in	Excessive electrical/electronic	Decrease interference from device:
window.	interference, generally caused by	Move device farther away from system.
	devices such as computers, CRTs,	Turn device off.
	copiers, electronic fluorescent lights.	Use device with lower emissions.
		Shield device.

6-8 E 3M 1999 September