Model : IW-RS424-07 Hybrid EXP-
BP (COBRA) User’s Manual
PAGE 14 OF 22
System Alarm
There is a system error LEDs designed on the Backplane to indicate system Error including
system Fan Fail and Over-Temperature.
System Fail Indicator:
JB3 is the jumper for system Fail Indicator. The System Fail indicator on the front panel
connect to this jumper to indicate system fan fails or system overheat when it occurs.
Fan Fail:
When the Fan RPM is lower than 50% of the expected speed the indicator goes ON. And it
would go off when the issue is resolved or not existed.
Overheat:
When the system temperature at the backplane area is going beyond 45
°C
the System Fail
LED is turned ON. And would be turned off when temperature is going under 44
°C
Note:
◆
When the system alarm is triggered, the Buzzer beeps along with it and stops
beeping when alarm is disappear.
◆
1 short beep stands for Fan Fails
◆
2 short beeps stand for Over-Temperature
◆
Press Mute Button to disable buzzer beeps and will be retriggered when either
system error occurs again.