6 System Alarm Board
Six LEDs indicate power voltage status on +3.3V,+5V
+12V and -12V, fan status and temperature alarm.
Alarm Module- LY-E42BM
Feature:
1. Support 4
fans connection. If any of them break down the
correlative LED will be flashing and the buzzer will start
alarm to remind users.
2. Support temperatures. (Temp.1 and Temp.2)
If any of them
over level, the correlative LED will be flashing and the buzzer
will start alarm to remind users.
3. Three options for temperature. (50
°C
6
0°C or 70°C)
4. Fans and Temperatures have group LED display.
5. External mute switch available
6. Extensibility - To detect more than 4 fans, only need to
connector on new Environment Control Board by a wire
set.
Drawing:
1 2 3
1
2
3
1 2 3
1 2
3
1 2 3 4
1
2
1
2
1
2
1
2
System Alarm Board
x
58
