Cabletron Systems NBR-420 - Manual (Page 7)

Contents
vi NBR-SERIES Installation Guide
CHAPTER 4 TROUBLESHOOTING
4.1 Using LANVIEW...........................................................................4-1
4.2 Troubleshooting Checklist............................................................4-4
4.3 Using the LCD..............................................................................4-6
4.3.1
Unsaved Initialization Messages .....................................4-7
4.3.2 Static System Messages .................................................4-7
4.3.3 Alarm Messages..............................................................4-9
4.3.4 Saved System Messages..............................................4-10
4.3.5 Failure or Error Messages.............................................4-12
4.4 Using the RESET Button ...........................................................4-12
APPENDIX A NBR SPECIFICATIONS
A.1 Operating Specifications ............................................................. A-1
A.2 COM Port Pinouts ....................................................................... A-2
A.3 Physical Properties ..................................................................... A-3
A.4 Environmental Requirements...................................................... A-3
A.5 Certification ................................................................................. A-3
A.6 Power Supply Requirements ...................................................... A-3
APPENDIX B EPIM SPECIFICATIONS
B.1 EPIM Specifications .................................................................... B-1
B.2 EPIM-T ........................................................................................ B-1
B.3 EPIM-F1/F2................................................................................. B-2
B.4 EPIM-F3 ...................................................................................... B-3
B.5 EPIM-C ....................................................................................... B-5
B.6 EPIM-A and EPIM-X ................................................................... B-6
APPENDIX C NETWORK PLANNING AND CONFIGURATION
C.1 Network Cable Requirements ..................................................... C-1
C.1.1
10BASE-T Twisted Pair Network.................................... C-1
C.1.2 Multimode Fiber Optic Network ...................................... C-3
C.1.3 Single Mode Fiber Optic Network ................................... C-4
C.1.4 Thin-Net Network............................................................ C-5
C.2 Transceiver Requirements .......................................................... C-6
C.3 The NBR as a Multiport Router ................................................... C-6
C.4 The NBR-420/NBR-620 and BRIMs ........................................... C-6