Accessing The Truenac Voltage Drop Test; Testing All Truealert Power Supply's Slcs - Simplex 4010ES Operator's Manual

Devices that have failed the TrueNAC Voltage Drop Test require the following actions:
• Fix the device with the lowest voltage as indicated in the TrueNAC status report.
• Repeat the TrueNAC Voltage Drop Test.
The 4010ES keeps track of the devices that failed the TrueNAC Voltage Drop test. A trouble alarm is indicated on the panel for devices that
failed the test. This trouble is cleared after hardware reset. The TrueNAC Voltage Drop Test must be repeated to verify that all troubles are
fixed.
9.4.1

Accessing the TrueNAC Voltage Drop Test

To gain access to the TrueNAC Voltage Drop diagnostic test, you must login with an access level higher than level one (Refer to
functions for access level discussion).
1. Press the Menu key on the Display/Action keypad, located on the right side of the interface panel. The alphanumeric display
shows the following message.
2. Press the Next key on the Display/Action keypad. Use the Next and Previous keys to scroll to the Diagnostic Functions. The
following message displays:
3. Press the ENTER key on the Entry keypad. Scroll to the TrueNAC Voltage Drop Test using the Next and Previous keys on the
Display/Action keypad. The following message displays:
Press the ENTER key on the Entry keypad. The following message displays.
4.
9.4.2

Testing all TrueAlert Power Supply's SLCs

Use the following procedure to test all the TrueAlert Power Supply's SLC lines at once. Before you start this test, make sure you have
already completed the procedure Accessing the TrueNac Voltage Drop Test.
Press the ENTER key on the Entry keypad. The following message displays:
1.
To turn the horn on or off before performing the TrueNAC Voltage Drop Test, use the Next and Previous keys to set the horn
2.
state.
Note: The horn can be turned off to prevent any disturbance during the TrueNAC Voltage Drop Test. Horns that are turned on are set
to high volume. If Horns are on, the panel will perform two passes one with horns on and one with horns off. This is done to enhance
measurement accuracy with A/Vs.
page 30
4010ES Fire Alarm Operator's Manual
Advanced
579-969 Rev E