MB6 (6-Slot) Chassis
MB6 Chassis Removable Fan Tray
MB6 and MB21 Multichannel Chassis Installation Guide, v2.0, Issue 01
12
MB6 Chassis Removable Fan Tray
The MB6 chassis has a removable fan tray located on the right side (as shown in the figure below). The following
replacement part is available for the fan tray (#F-MB6X-FAN).
Figure 6: MB6 Chassis Front View showing Removable Fan Tray
MB6 Chassis Indicators and Alarms
The following table summarizes the functions of the fan tray LED indicators along with the alarm behaviors when
faults occur.
Table
1:
MB6 Fan Tray LED Status Indicators and Alarms
Indicator Color & Description
Configuration
Power LED
Fan LED
Audible
Alarm
Indication
OFF
OFF
OFF
No power to chassis.
Solid Green
Solid Green
OFF
Power applied to chassis and no issue/fault is reported.
Solid Green
Solid Red
ON
Chassis Power-ON – Fault(s) Detected.
The following faults will trigger the audible alarm and turn the
FAN LED to RED:
•
One, some, or all fans are blocked,
•
One, some, or all fans have no power,
•
An electrical short is detected (V+ to GND) on the fan
tray,
•
Thermocouple is missing,
•
Thermocouple is shorted,
•
Ambient temperature is over 55°C.
Solid Green
Solid Red
OFF
Chassis Power-ON – Fault(s) Detected – Mute button (Alarm
ON/OFF) pushed
To mute the audible alarm, push the Alarm ON/OFF button.
Once the button is pushed, the alarm is muted.
To re-activate the alarm, push the Alarm ON/OFF button a
second time.
Power LED (green)
Fan LED (red)
Removable Fan Tray
Alarm ON/OFF button
