TransCore encompass 4, Руководство пользователя

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Table 47 Symptoms and Remedies
Symptom
Number
a
Symptom Remedy
10
The perimeter of the read
zone has been defined,
but there is a “hollow”
spot in the center of the
zone that does not read
tags.
The angle of the Encompass 4 Reader or external
antenna may need adjustment. Slightly tilt the Encompass
4 Reader or external antenna to a different angle to
change either the length or width of the read zone.
Check the range control adjustment. Refer to
“Radio
Frequency” on page 8–141 .
11
The Encompass 4 Reader
is reading tags out of
the desired read zone,
or cross lane reads are
occurring.
Some interference from other RF or electrical sources
may be occurring. Refer to “Reflection, Refraction, and
Diffraction of RF Signals” on page 2–14.
Verify that the read zone has been properly set up. Refer
to “Fine-Tuning and Verifying the Read Zone” on page
8–146 .
12
The Encompass 4 Reader
is not providing any output
to the Wiegand interface.
Ensure that the Encompass 4 Reader is in Wiegand mode
(#451). The default is either RS–232 or RS–422 mode.
Refer to “Wiegand Interface” on page 4-58 . Ensure the
tags are properly programmed with Wiegand data.
a Use this number to reference the problem you are having with the Encompass 4 Reader if you contact
Transcore for Technical Support.
Encompass 4 Reader Repair
The Encompass 4 Reader is designed for whole-unit replacement and is manufactured with surface-
mounted components. It requires sophisticated testing and repair equipment. All testing and repairs are
performed at TransCore’s factory. Please contact TransCore to obtain a Return Materials Authorization
(RMA) for returning the reader.
Technical Support
Authorized dealers and distributors are responsible for the direct support of all customers. Authorized
dealers and distributors needing support can contact Technical Support. Please be prepared to answer
a series of questions that are designed to direct you to the best TransCore support resource available.
These questions will relate to symptoms, configuration, model, and tags used.
Note:
End users and facility operators contacting Technical Support will be referred to the dealer
responsible for the system sale.
Chapter 9 Troubleshooting and Maintenance
TransCore Proprietary
9–153