358 CHAPTER 10: TROUBLESHOOTING
* Test – Handset Sounds a tone through the earpiece of the telephone’s
handset for 5 seconds.
0 Test – Speaker Sounds a tone through the telephone’s speaker for 5
seconds.
NOTE: NBX Business Telephone only.
# Audio X-Conn Cross connects the audio channels - handset mouthpiece
to speaker, microphone to handset earpiece. The
connection times out after 10 seconds. (The telephone’s
microphone is located in the lower right corner of the
telephone.)
NOTE: NBX Business Telephone only.
AB1 Set NCP MAC Lets you specify the MAC address of the Network Call
Processor (NCP). In all but special circumstances, the
system status messages communicate this information.
When entering a MAC address:
■Use the key pad to enter digits 0–9.
■To enter the hex digits A–F:
On the NBX Business Telephone, use Access buttons
1–6.
On the NBX Basic Telephone, use buttons AB1, AB2,
AB3, Hold, Volume Down, and Volume Up.
■Use the left and right soft keys to move the cursor left
or right.
■Press the # key to commit your address change, or to
exit without saving the changes:
On the NBX Business Telephone, press Program.
On the NBX Basic Telephone, press MSG.
To change a telephone back to its default setting, enter
all Fs for the NCP MAC address.
AB2 EEProm Mem Lets you scroll through the locations in the memory of the
telephone. The information is presented in hexadecimal
format and can be properly interpreted only by a
qualified 3Com service person. Contact 3Com before
using this test.
Program – Exits Press the Program button to exit from the LUI menu.
NOTE: NBX Business Telephone only.
MSG BTN – Exits Press the MSG button to exit from the LUI menu.
NOTE: NBX Basic Telephone only.
Table77 LUI Menu Items — Business and Basic Telephones (continued)Option Name Description