Honeywell 50ZST Smoke Alarm User Manual


 
Audio Command Center Series Manual — P/N 51889:E1 6/8/2010 69
LED Indicators Operating Instructions
Zone/Circuit Trouble
A yellow LED corresponding to each of the 24 circuits on the ACC-ZPMK Zone Page Module.
The LED turns on when the circuit, which has been activated under program control during an
alarm, is turned off by pressing the corresponding key. The LED will also turn on if a short or open
is detected on the speaker circuit.
4.4.3 ACC-FFT LEDs Visible with Backbox Door Closed (Figure
3.15 on page 55)
Power
A green LED that remains on while DC power is within correct limits.
Answer Call
This green LED flashes at a ½ second rate to indicate that a Fire Fighter Telephone handset
(FHS-F) has been plugged into a remote jack (FPJ-F or RPJ-F). The LED turns on steady when the
corresponding pushbutton is pressed in response to the remote FFT jack activation.
Remote Handset Page
This green LED turns on steady when the Keyswitch on the RPJ-F is activated.
Remote Microphone Page
This green LED turns on steady when the Remote Microphone push-to-talk switch is activated.
Remote Handset Trouble
This yellow LED turns on steady when a fault occurs on the telephone audio circuit.
Local Handset Trouble
This yellow LED turns on steady when the supervised local handset connection is open.
Remote Key Trouble
This yellow LED turns on steady when a fault occurs in the Remote Keyswitch circuit.
Remote Fire Fighter Telephone Status
This green LED turns on steady when a Fire Fighter Telephone handset (FHS-F) is plugged into an
FPJ-F or RPJ-F (requires ACS hookup to addressable FACP using monitor modules).
Remote Microphone Trouble
This yellow LED turns on steady to indicate that a fault exists on the Remote Microphone electron-
ics or wiring.
4.4.4 LEDs Visible with Door Open and Optional Dress Panel
Removed (Figure 1.1 & Figure 1.2)
AC Power (main circuit board)
A green LED that remains on while AC power is within correct limits. If this indicator fails to light
under normal conditions, check for AC power and service the system immediately!
Battery Trouble (main circuit board)
This yellow LED turns on steady when the battery is disconnected or battery voltage drops below
an acceptable level.
Charger Trouble (main circuit board)
This yellow LED turns on steady when the battery charger voltage falls below an acceptable level.