Telephone Troubleshooting
399
* 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 Business 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.
Table 72
LUI Menu Items — Business and Basic Telephones (continued)
Option Name
Description
Summary of Contents for NBX 100
Page 14: ......
Page 18: ...18 ABOUT THIS GUIDE ...
Page 26: ...26 CHAPTER 1 INTRODUCTION ...
Page 138: ...138 CHAPTER 2 DIAL PLAN ...
Page 322: ...322 CHAPTER 3 DEVICE CONFIGURATION ...
Page 328: ...328 CHAPTER 4 USER CONFIGURATION ...
Page 412: ...412 CHAPTER 10 TROUBLESHOOTING ...
Page 458: ...458 APPENDIX B ISDN COMPLETION CAUSE CODES ...
Page 480: ...480 GLOSSARY ...
Page 492: ...492 INDEX ...