HP StorageWorks 2/64 HP StorageWorks Core Switch 2/64 and SAN Director 2/128 I - Page 82
Troubleshooting the switch, Table 15 Troubleshooting the switch
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Troubleshooting the switch Table 15 provides a list of issues, possible causes, and recommended actions. Table 15 Troubleshooting the switch Issue Possible cause Recommended action Entire chassis powers off automatically. Power supplies are inadequate to Add an additional power supply. support the installed components. Several or all components One or both power cables may Ensure that both power cables are are not operating. not be connected to a live source. connected to live outlets. One or both AC power switches might be off. Ensure that both AC power switches are on (AC switches light up green when on). Serial connection is faulty or serial port logs have incorrect or missing information. Serial cable is not connected correctly. Terminal emulator application parameters are not set correctly. Ensure that the cable is firmly connected to workstation computer and to the switch. Ensure that the terminal emulator application is configured as follows: 9600 bits per second, 8 databits, no parity, 1 stop bit, no flow control. Serial port might be incompatible (only RS-232 is supported). Ensure that the switch is connected to an RS-232 port. RS-423 serial ports might experience difficulties due to corner-case incompatibilities of the standards. Pins on the serial cable or serial port might be damaged. Remove the cable and inspect the pins on the cable and in the serial port. Do not reinstall if the pins on either component have any visible damage, as this could damage the pins on the other component. Replace components as required. 82 Operating the switch