2: Displays - Fire-Lite UDACT-F Instruction Manual

1st Event
The 1st Event key along with the up arrow and down arrow keys are used to display UDACT-F fault conditions. Press
the 1st Event key at any time to display the first event that occurred.
Down Arrow
The down arrow key can be used to view UDACT-F fault events (older) that have occurred and are active (not
cleared).
Up Arrow
The up arrow key can be used to view UDACT-F fault events (newer) that have occurred and are active (not cleared).
[Enter/Store]
See individual mode descriptions in the following sections.
4.1.2 Displays
Four 7-segment red LED characters provide visual annunciation of UDACT-F trouble conditions. A list of messages
that may appear on the display in Normal Mode is shown below:
PH_1
PH_2
no_1
no_2
Individual LEDs are provided for:
EIA-485
A yellow LED that turns on steady when a fault on the EIA-485 circuit is detected.
Comm. Fail
This yellow LED turns on to indicate the loss of both telephone lines or that the maximum number of attempts to
communicate with both Central Stations had been unsuccessful. During a comm. fail, the display will show either a
PH1 and PH2 or no1 and no2.
Power On
A green LED that remains on while DC power is supplied to the UDACT-F. If this indicator fails to light under nor-
mal conditions, service the system immediately.
Kissoff
A green LED that blinks when the Central Station has acknowledged receipt of each transmitted message.
Test
A green LED that turns on to indicate that a manual test message is being transmitted.
Primary Line Active
A red LED that indicates the primary phone line is active
Secondary Line Active
A red LED that indicates the secondary phone line is active.
Modem
A green LED that stays on steady during modem types of communications.
Primary Number Communication Fault
Secondary Number Communication Fault
Primary Phone Line Fault
Secondary Phone Line Fault
Document #50049 Rev. E0 01/22/01 P/N 50049:E0
Normal Mode
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