Troubleshooting A-7
Replacing a Fuse
Replacing a Fuse
If your PortMaster loses power while connected to an active power source, check the
fuse.
Follow these instructions to check and replace the fuse in the PortMaster.
Required Equipment
• 5/32-inch flathead screwdriver
•250V, 2A fuse
Loading kernel 506000 Size of kernel image in bytes.
Testing High Memory ERROR at failed
memory address
This error indicates a boot failure. Record all
information to this point and contact Lucent
Remote Access Technical Support.
Async found in slot
ISDN found in slot
Testing memory
512K ISDN or asynchronous interface found. Test of
memory in progress.
Found x Ports 11, 21, 25, or 31 Number of ports found, including C0, P0, or
W1.
ether0 active 64K burst - IO Ethernet interface found.
Running ComOS N/A If the system becomes suspended at this point
and does not print the next message, the
configuration nonvolatile RAM has been
corrupted. Refer to the troubleshooting chapter
of the Configuration Guide for PortMaster Products
for instructions on nonvolatile RAM recovery.
PortMaster Console
login:
N/A System is up and running.
Ta b l e A - 2 Interpreting the Diagnostic Boot Messages (Continued)
Field Possible Message Explanation
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