User Manual

Appendices 19
C. TROUBLESHOOTING
This section contains information on solving problems you may encounter when
using the scanner. If troubles occur, take a moment to read the information in
this section. However, before referring to the diagnostic tips make sure that the
scanner is installed as described in Chapter 2 and that all cables are properly
connected.
Environmental
Operating temperature 0° C ~ 40° C
Humidity 0% ~ 95% RH (non-condensing)
Safety
Laser safety IEC 825-1 (1993) Class I, U.S. 21CFR1040 Class IIa
Electrical safety EN 60950 second edition
UL1950 (third edition), c-UL (according CSA22.2.950-95)
Flammability rate 94V-0
EM Compatibility
Radio and TV interference EN 55022 Class B (1994), FCC part 15 Class A (1992)
Harmonic current emissions EN 61000-3-2 (1995)
EM-immunity EN 50082-1 (1992) based on:
ElectroStatic Discharge (ESD) IEC 801-2 (1991)
Radio frequency immunity IEC 801-3 (1984) / ENV 50140 (1993)
Electrical fast transient IEC 801-4 (1988)
The scanner is on, but a bar code cannot
be read. The LED is red.
Diagnostic Tips
■ The scanner window is dirty. Clean the
■ scanner window as described in the
■ Maintenance section.
■ The presented bar code type is not
■ enabled. Select the bar code type with
■ the Configuration Guide.
■ The scanner is disabled by the host.
■ Refer to Section 1.6.
■ The bar code type presented to the
■ scanner is not supported by the Castor.
Problem