Handheld Scanner Connection; Speaker; Logic Board; Iui Board - CareFusion Alaris 8600 Technical & Service Manual

Principles of Operation

4.2.4 handheld Scanner Connection

CareFusion offers a handheld scanner
that can be connected to the front panel of
the Auto-ID Module. The Auto-ID Module
is designed for use only with handheld
scanners supplied by CareFusion.

4.2.5 Speaker

The speaker provides audible confirmation of
key presses and successful scans.

4.2.6 logic Board

The Logic Board interfaces all of the Auto-ID
Module components. Decoding circuitry on
the Logic Board recognizes the bar code
symbology, analyzes the content of the
scanned code, and converts the data to a
traditional data format.
The Logic Board receives its power from the
PC Unit via the IUI Board. The Logic Board
converts power to internal supply voltages
and monitors supply voltages during
operation.
A watchdog timer circuit is designed to put
the Auto-ID Module into a safe state if the
Logic Board main processor fails.

4.2.7 IuI Board

The IUI Board contains
allows it to communicate with the PC Unit.
4-2
Alaris Auto-ID Module
®
Technical Service Manual
circuitry that
IUI