iv Contents
3 Troubleshooting
3.1 Identifying the Terminal’s Configuration . ............... 35
3.2 Troubleshooting by Flowchart ........................ 36
3.3 Troubleshooting by Error Code........................ 38
3.3.1 Screen Error Messages............................ 40
3.3.2 Reading LED Error Codes . ........................ 42
3.4 Troubleshooting General Problems ..................... 44
4 Removing and Replacing FRUs
4.1 Cover . . . ........................................ 51
4.2 RAM Controller Board (VT1000 / VT1200 Only) . . . ....... 52
4.3 Image Board (DECimage 1200 Only) ................... 53
4.4 SIMM Cards ..................................... 54
4.5 ROM Board ...................................... 56
4.6 System Logic Board ................................ 57
4.7 Power Supply ..................................... 59
4.8 Fan ............................................ 60
4.9 Keyboard, Mouse, and Printer ........................ 61
5 Starting a Session
5.1 Before You Start—Required Information . ............... 62
5.2 Starting a Session on a VMS System ................... 63
5.3 Starting a Session on an ULTRIX or UNIX System . ....... 66
5.4 Ending a Session . . ................................ 68
5.5 Using Secure Reset ................................ 69
5.6 Displaying the Customize Image Dialog Box (DECimage
1200 Only) ....................................... 71
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