Model 5104B Installation Manual
151053-L8
3-6
3.4.2.3 Overcurrent LED Indicators (L1 & L2)
The 5104 has two red LEDs which indicate if excessive current is being drawn by a device connected to either
the Accessory Power or Smoke Power circuits. Table 3-4 lists the two overcurrent LEDs and gives a description
of them. See Figure 3-2 for LED locations.
If either L1 or L2 turn on disconnect power immediately. Refer to Section 8 for troubleshooting information.
3.4.3
Reset / Silence Switch
The Reset/Silence switch has three functions:
•
Silences audible trouble, or supervisory signals. A trouble or supervisory piezo annunciation will be silenced
immediately when you press the switch.
Note: If the switch is depressed for 15 seconds or longer an audible trouble signal will occur
•
Resets smoke detector power. This function removes power from terminals 6, 9 and 11.
Note: To reset smoke detector power, depress the reset /trouble switch for a minimum of 1 second.
•
Reset accessory powered devices. This function removes power from terminal 24.
Note: To reset accessory powered devices depress the reset/silence switch for a minimum of 1 second
The Reset/Silence switch is accessible inside the panel (DO NOT install the switch extender provided with the
system) for UL certified installations.
3.4.4
Cable Connectors (P1, P2, and P3)
There are two connectors on the 5104 (see Figure 3-2 for P1 and P2 locations). The function of these connectors
is as follows:
3.4.5
On-board Piezo Sounder
The on-board piezo sounder gives an audible output for trouble, and supervisory conditions. Troubles and
supervisories can be silenced with the Reset/Silence switch immediately.
Table 3-4: Overcurrent LED Description
LED #
Name
Color
Description
L1
Accessory Power
Fault
Red
If a device connected to the accessory power circuit draws
more than 750 mA the overcurrent poly fuse will open and L1
will turn on.
L2
Smoke Power Fault
Red
If a device connected to the smoke power circuit draws more
than 750 mA the overcurrent poly fuse will open and L2 will
turn on.
Connector
Function
P1
Connects the wires from the secondary winding of the AC transformer
to the control panel. (See Section 8
Troubleshooting
for additional
information.
P2
Used as a quick-connect for the 5230 Remote Annunciator to do
programming or troubleshooting.
P3
Standby battery connector.