DEC VAXmate Service Manual page 5

11111 Contents
2.1.1.2 Extended Self-Test .................................................................. 2-2
2.1.1.3 Service Diagnostics ................................................................. 2-3
2.1.2 Light Emitting Diodes (LEOs) ........................................................ 2-3
2.2 Troubleshooting Procedure ................................................................... 2-5
2.3 Power-Up Test ...................................................................................... 2-6
2.3.1 System Halt ................................................................................. 2-15
2.3.2 CPU Board]umpers ..................................................................... 2-15
2.3.3 Error Numbers ............................................................................. 2-16
2.3.4 What To Do If the VAXmate Power Shuts Down ............................ 2-18
2.3.4.1 Thermal Shutdown/Overvoltage ............................................ 2-19
2.3.4.2 Overcurrent Shutdown .......................................................... 2-19
2.3.4.3 Blown Fuse or Short Circuit .................................................. 2-20
2.4 Extended Self-Test .............................................................................. 2-22
2.4.1 Exceptions to Testing Results ....................................................... 2-26
2.4.1.1 If the Customer Reports a Modem Problem ............................ 2-26
2.4.1.2 New Expansion Box .............................................................. 2-26
2.4.1.3 New Hard Disk in Expansion Box .......................................... 2-27
2.4 .1.4 LA 75 Printing Erroneous Characters ...................................... 2-27
2.5 Service Diagnostics ............................................................. , ............... 2-27
2.5.1 System Errors Versus Diagnostic Errors ......................................... 2-28
2.5.2 Previously Detected Error ............................................................ 2-28
2.5.3 Main Diagnostic Menu ................................................................. 2-29
2.5.4 Selecting a Mode from Main Diagnostic Menu ............................... 2-33
2.5.5 System Test Mode ........................................................................ 2-33
2.5.5.1 Test Option Menu ................................................................. 2-34
2.5.5.2 System Test Requirements ..................................................... 2-37
2.5.5.3 System Test Execution ........................................................... 2-42
2.5.6 Individual Tests ....................................................................... · ..... 2-44
2.5.7 New Diagnostic Installation ......................................................... 2-47
2.5.8 ~rror Log Mode ............................................................................ 2-48
Chapter 3 ThinWire Ethernet
3.1 Introduction ......................................................................................... 3-1
3.2 ThinWire Network Hardware Components ............................................. 3-1
3.2.1 ThinWire Network Terms ............................................................... 3-3
3.3 ThinWire Network Troubleshooting ....................................................... 3-6
3.4 Installation Guidelines .......................................................................... 3 -7
3.5 Installation Procedures ......................................................................... 3-9
3.5.1 ThinWire Network and VAXmate Server ......................................... 3-9
3.5.2 ThinWire Network with MicroVAX II Computer Server ................. 3-11
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