User's Manual Part 2

6-9
Diagnostic Table
Major and Error Latch contacts indicate an alarm when the contacts go from a short to open state.
* Major Alarm contact will momentarily open for 100 milliseconds.
The following numbers correspond to the “See Note” column of the Diagnostic
Table above.
1
System is functioning properly.
2
The Expansion Hub is off.
Make sure the power cord is connected to a live AC power jack and that the
Expansion Hub power switch is in the
1
position.
3
Power is being delivered to the RAU but it is not turning on.
• Check that the UTP/STP cable has been properly crimped and passes a
standard CAT 5 compliance test.
• If that is not the problem, replace RAU.
Visual Alarm LEDs
Remote Alarm
Contacts
See
Note
RAU Expansion Hub Main Hub DB-9 Connector
PORT LEDS HUB LEDS PORT LEDS HUB LEDS
POWER SYNC LINK
STATUS
SYNC SYNC POWER LINK
STATUS
SYNC SYNC POWER
M
AJOR
A
LARM
C
ONTACT
E
RROR
L
ATCH
C
ONTACT
Green Green Green Green Green Green Green Green Green Green Short Short 1
Off Off Off Off Off Off Red Red Green Green Open Open 2
Off Off Green Red Green Green Green Red Green Green Open* Open 3
Off Off Red Red Green Green Green Red Green Green Open* Open 4
Green Red Green Red Green Green Green Red Green Green Open Open 5
Green Red Green Red Off Green Green Red Green Green Open Open 6
Green Red Green Red Red Green Red Red Green Green Open Open 7
Green Red Green Red Off Green Off Off Off Off Open Open 8
Green Red Green Red Red Green Green Red Red Green Open Open 9
Green Off Green Green Green Green Red Red Green Green Open Open 10
Off Off Red Red Green Green Green Red Green Green Open* Open 11