The Ether Address; The Ether Address - HP 1660E Series Service Manual

Troubleshooting
The Ether address
The Ether address
If for some reason the CPU board NV-RAM (non-volitile memory) becomes corrupted, the
Ether (LANIC) address
will
reinitialize itself. The instrument polls the NV-RAM as part of the
boot routine.
If
the instrument senses a reinitialized Ether address, the following red error
message appears after the instrument fInished booting:
Corrupted Ether Address! LAN not functional!
To store the instrument Ether Address
When the CPU board is replaced, the Ether address must be re-entered into the CPU board
NV-RAM. Normally a prompt will appear to re-enter the Ether address as part of the boot
routine.
In
case a prompt does not appear, use the following procedure to re-enter the original
Ether address after replacing the CPU board. The Ether address is on a sticker on the rear
panel of the instrument.
1 Look on the rear panel for the Ether Address sticker. On the sticker is the 12-digit
Ether address. If desired, write down the number.
2 After the instrument rmishes booting, push the [ System J key. The instrument
should be in the External I/O menu.
3 Move the cursor to the LAN Settings field, and push the [ Select
1
key.
4 In the LAN Setting menu, move the cursor to the Factory Settings field and push the
[ Select
1
key.
5 In the Factory Settings menu, enter the 12-digit Ether address in the Ether Address
field. Then move the cursor to the Enter field and push the [ Select
1
key.
6 Push the [ Done
1
key to exit the Factory Settings menu. Push the [ Done
1
key again
to exit the LAN Settings field.
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