Dell PowerVault MD3620f Owner's Manual - Page 292
Troubleshooting External Connections, Troubleshooting Power Supply/Cooling Fan Module
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Troubleshooting External Connections • Verify that the cables are connected to the correct ports before troubleshooting any external devices. For the location of the back-panel connectors on your array, see Figure 3-1. • Ensure that all the cables are securely attached to the external connectors on your array. • For information on cabling, see the Dell PowerVault MD3600f Deployment Guide. Troubleshooting Power Supply/Cooling Fan Module CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product. CAUTION: It is recommended that you turn off the host server before turning off the array to prevent loss of data. 1 Locate the faulty power supply and determine the status of the LEDs. • If the AC power LED is not lit, check the power cord and power source into which the power supply is plugged. • Connect another device to the power source to verify if it is working. • Connect the cable to a different power source. • Replace the power cable. If the problem is not resolved, see "Getting Help" on page 303. • If the DC power LED is not lit, verify that the power switch is turned on. If the power switch is turned on, see step 2. • If the power supply's fault indicator is lit, see "Getting Help" on page 303. 292 Troubleshooting: Your Array