Dell Equallogic PS6000 Hardware Maintenance

Also see for PS6000: Configuration guide Hardware Quick reference guide Overview Installation and setup manual

Dell Equallogic PS6000 Hardware Maintenance Manual pdf 25 page image

PS6000 Hardware Maintenance Maintaining Control Modules3–3Identifying Control Module FailuresYou can identify a failure in a control module by:• LEDs. See Interpreting Control Module LEDs on page 3-2.• Messages. A message on the LCD panel (located behind the bezel), on theconsole, in the event log, or in the Group Manager GUI Alarms paneldescribes a control module failure.• Group Manager GUI and CLI output. The Member Controllers window orthe member select show controllers command output shows thecontrol module status not installed.When viewed from the rear of the array and from left to right, control modules arenumbered 1 and 0. See Figure 1-2.If a control module fails, see your PS Series support provider for a replacement.Understanding Failover BehaviorOnly one control module is active (serving network traffic) at one time. Eachcontrol module includes a battery-backed write cache for storing recently-useddata. For redundancy, the cache on the secondary control module mirrors the datathat is stored in the cache on the active control module.Table 3-2: Ethernet Port LED DescriptionsLED Location Color DescriptionLeft side of each port. Off No power or not connected to network.Green Connected to network.Right side of each port. Off No power, not transmitting, or not receiving.Green Transmitting or receiving.