6 Dell PowerVault 720N, 740N, and 760N Installation and Troubleshooting GuideUncor proc mchk: code x, 3-22Unsupported NVRAM size xMB, 3-16Unsupported SES shelf x, ha y, 3-14,3-16x default route, 3-20x route to y, 3-20$network connectivity, 2-15built-in 10/100Base-T Ethernet, 1-4expansion slots, 1-6Network Interface Cards (NICs), 2-15connecting the filer to the network,2-15nfs off command, 3-18NFS service not enabled message, 3-18NICSsee Network Interface CardsNo /etc/rc, running setup message, 3-15No disks! message, 3-15No FC-AL or SCSI disk controllers!message, 3-15No network interfaces! message, 3-15No power info! message, 3-11No SES on shelf x ha y message, 3-15Non-Volatile Random Access Memory(NVRAM) card, 1-5File system may be scrambledmessage, 3-14No NVRAM present message, 3-15NVRAM #n downrev message, 3-15NVRAM test failed message, 3-16Replace NVRAM batteries! message,3-16, 3-21Unsupported NVRAM size xMBmessage, 3-16null modem cable, for serial console, 2-18number, 3-14NVRAM cardsee Non-Volatile Random AccessMemory"ok> prompt, 3-11Overtemp alert message, 3-11Parity disk is broken message, 3-18, 3-19Parity disk x% rebuilt message, 3-19power LED on the front panel, 3-3power sourceconnecting the filer, 2-20power supplies, 1-4hot-swappable, 1-4redundant, 1-4Power supply degraded! message, 3-19power-on self-test (POST) messages,3-10, 3-11error messages on the LCD, 3-11PowerVault storage systemconnecting to the filer, 2-11problemshelp tools, 4-1with your order, 4-4product information, 4-4PS #1/#2 failed message, 3-114quad-port 10/100Base-T Ethernet cardslot assignments, 1-8