Beacon Power Supply Installation Instructions
2.8.2012
52-296 Rev B05
Page 20 of 27
AlarmSaf
65A Industrial Way, Wilmington, MA 01887 978 658 6717 www.alarmsaf.com
5.4 Troubleshooting
Condition
Possible Cause
Solution
The output voltage of the
BNx000 is incorrect
Incorrect switch setting
Verify proper switch setting
Excessive loading on output
Verify that output current is less than rated
current
AC trouble
Verify presence of AC voltage
Bad / Incorrect Battery Set
Verify that a good battery set of the proper
voltage is connected to the BNx000
The yellow “SYS TBL”
LED (D33) is lit
Blown output or battery fuse
(F2, F3, or F4))
Verify all fuses are intact - Check wiring
integrity before replacing fuse(s)
Excessive loading on output
Verify that output current is less than the rated
current
Improper ABC cable connection
Verify proper connection of the ABC cable(s)
Bad, Incorrect, or Missing
Battery Set
Verify that a good battery set of the proper
voltage is connected to the BNx000
Internal problem with BNx000
Contact AlarmSaf
The yellow “ACF” LED
(D50) is lit
Low or Missing AC
Verify the presence of at least 102VAC
Blown AC fuse
This fuse in not replaceable in field - Contact
AlarmSaf
FAI LED is lit
An FAI activation signal was
received at the FAI input
This is normal
No battery presence
detection
BPD Jumper (JP1) set
incorrectly
Verify correct setting of BPD jumper
No Problem
Detection of a missing battery takes 3-5
seconds
Internal problem with BNx000
Contact AlarmSaf
DC2 / DC3 has no output
Check FAI Input
DC2 supplies power ONLY when the FAI input
is not active. DC3 supplies power ONLY when
the FAI input is active.
Blown Fuse
Check F2
No voltage on ABC
and/or accessory board
Incorrect Buss Select Fuse
Setting
Verify proper fuse setting as described in
section 3.5, page 10-11
Blown Buss Select Fuse
Replace fuse with fuse of same type and rating
