HP KVM CAT5 0x1x8 KVM Server Console Switch Maintenance and Service Guide - Page 47
When the cascaded console switch configurations are not correct
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5. Ask the customer if the UTP CAT5 cables being used are the correct cable length ("Connection length table" on page 74). 6. Ask the customer if the standard UTP CAT5 cables supplied by HP are being used. The cables being used must be unshielded twisted pair, utilizing all four pairs of wires. 7. Ask the customer if an expansion module is being used, and if so to be sure that the console switch is connected to the IN port on the expansion module. The OUT ports on the expansion module should be connected to the attached servers by interface adapters. When the cascaded console switch configurations are not correct 1. Ask the customer to be sure that the console switch configurations ("Replacing the console switch" on page 28) are correct. 2. Ask the customer to be sure that the cascade configurations ("Cascading console switches" on page 62) are correct. 3. Ask the customer to be sure that the cascaded console switches are powered on. IMPORTANT: While updating the firmware, do not power off the console switch or attempt any operations. 4. Ask the customer to be sure that the cascaded console switches ("Updating the cascaded console switch firmware" on page 59) and all attached interface adapters ("Updating the interface adapter firmware" on page 60) have updated firmware. When the console switch password is lost Ultimate responsibility for data security must be enforced by the customer. If the customer sets and subsequently loses a password, escalate to EPR (the highest level of escalation). When the expansion module is not being recognized by a Compaq Server Console Switch Ask the customer if an expansion module ("Replacing the expansion module" on page 42) is being used in combination with a cascaded Compaq Server Console Switch. An expansion module is considered a level of cascading ("Cascading console switches" on page 62) and therefore cannot be used in combination with a Compaq Server Console Switch. When the local user cannot activate or view the OSD and the OSD flag disappears Ask the customer to be sure that the local keyboard is connected properly and that the keyboard is valid. When the local user cannot view the OSD copyright notice 1. Ask the customer to be sure that the power source is valid. 2. Ask the customer to be sure that the cable connections are correct ("Are the cable connections correct?" on page 45). 3. Ask the customer to be sure that the monitor is valid. Troubleshooting 47