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Introduction
Physical Description
Makito X User’s Guide, v2.0, Issue 01
37
MB6X Chassis Indicators and Alarms
Some MB6X chassis models have a removable fan tray, located on the far right side of the
chassis (as shown below). The fan tray may be removed from the front of the chassis.
Figure 1-23
MB6X Chassis Front View showing Removable Fan Tray
The following table summarizes the functions of the fan tray LED indicators along with the
alarm behaviors when faults occur.
Table 1-4
MB6X Fan Tray LED Status Indicators and Alarms
Indicator Color & Description
Configuration
Power LED
Fan LED
Audible Alarm
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