Cobalt Networks PS-8300 user manual Controls and LEDs for the Controller Card, Alarm Mute Button

seconds after the fan door is closed, then adjust to the appropriate level based on power consumption.

•Monitors the frame door and PS-8300(s) to ensure that fans in all units are operating correctly.

•Monitors the fan door and notifies the user if it is left open too long.

•Monitors the status of other cards in the frame via the internal bus.

•Generates alarms if any of the monitored functions develop errors.

Next you will learn the various controls and LEDs available on the MFC-8310 controller card.

Controls and LEDs for the Controller Card

This section provides information on the jumpers, buttons and LEDs for the MFC-8310 controller card.

The location of the LEDs and controls for fan, alarm, and communication activity are shown in the following figure.

Alarm LED

Status OK LED

Alarm Mute/Bootload Button

Alarm Config Jumper

Comm Activity LED

Fan Board Connector Edge

Figure 12. MFC-8310 Card Edge Controls

MFC-8310 Alarm Configuration Jumper

The Alarm Configuration Jumper enables or disables the audio alarm signal. The Alarm LED will still be lit if alarm conditions are occurring, but the audio will be off.

Alarm Mute Button

If the optional CFM-8310 Cooling Fan Module is installed, there is an Alarm Mute Button on the right side of the frame door front. If a card, that is in the frame, is reporting an error, pressing the Alarm Mute Button will mute the audio alarm until another fault condition occurs.

MFC-8310 LEDs

The front edge of the MFC-8310, and the CFM-8310 in the frame door, have LED indicators for cooling module fan, alarm, and communication activity. The CFM-8310 provides LED and Alarm switching controls to the front edge of the 8310 frame door.

Page 28 of 40 8310 User Manual • (V 1.0.1)