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14 January 2021, SmartScanIS User’s Guide for Union Pacific, EUD-2016026-00 Rev.2
4.8.1 Radio-Test Switch
On the front of the Efficiency Test panel is a two-position switch. With this switch, you can
disable the PTT line to the radio. The up position is "Test," which prevents the radio from
transmitting. The down position is "Normal" for normal operation.
4.8.2 LED
On the front of the Efficiency Test panel is a red LED labeled
ARM
. This LED is lit when the
panel is armed.
4.8.3 Detector-Selection Switch
On the front of the Efficiency Test panel is a two-position switch. With this switch, you select
either a Dragging-Equipment alarm or an absolute Hotbox alarm.
4.8.4 Side-Selection Switch
On the front of the Efficiency Test panel is a three-position switch. With this switch, you arm
the panel and, in the case of a hotbox, you select the side on which the alarm occurs.
4.8.5 Car-Selection Thumbwheels
On the front of the Efficiency Test panel are two thumbwheels. With these wheels, you select
the number of the car on which an alarm is to be generated.
For disarming the panel, select 00. For arming the panel, select a number from 01 through 99.
Chapter 14 – Using the Efficiency Test Panel
tells how to arm and disarm the panel.
Summary of Contents for SmartScanIS
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