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6
T
ROUBLESHOOTING
AND
D
IAGNOSTICS
Troubleshooting the Installation 53
Accessing 3Com Support Databases 54
Accessing the 3Com Knowledgebase 54
Accessing the 3Com NIC Help System 54
Accessing Release Notes and Frequently Asked
Questions 55
Interpreting the LEDs 56
Running the NIC Diagnostics Tests 57
To Run the Network Test 58
To Run the NIC Test 59
To Run the Remote Wake-Up Test 59
Troubleshooting Remote Wake-Up 61
Viewing Network Statistics 62
Using the 3Com Icon in the Windows System Tray 63
Removing NIC Software 64
Windows 95 and Windows 98 64
Windows NT 4.0 64
Windows NT 3.51 65
Frequently Asked Questions 66
A
S
PECIFICATIONS
AND
C
ABLING
R
EQUIREMENTS
Hardware Specifications 69
Network Interface 69
Physical Dimensions 69
Environmental Operating Range 69
Power Requirements 69
Standards Conformance 70
Cabling Requirements 70
Twisted-Pair Cable 70
10BASE-T Operation 71
100BASE-TX Operation 72
RJ-45 Connector Pin Assignments 72
book Page 5 Monday, March 15, 1999 1:31 PM