Level 1 And Menu-Driven Screen Error Messages - DEC VT1000 Service Manual

Table 3–3 (Cont.) Level 0 Screen Error Messages
Screen Error Message
!
LEVEL0 ERROR Display interrupt too fast error - 28
!
LEVEL0 ERROR Display interrupt too slow error - 28
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LEVEL0 ERROR Extraneous Host Interface Interrupt Occurrence - 28
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LEVEL0 ERROR Extraneous Interrupt 2 Occurrence - 28
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LEVEL0 ERROR Extraneous Interrupt 1 Occurrence - 28
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LEVEL0 ERROR Extraneous Non-Maskable Interrupt Occurrence - 28
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LEVEL0 ERROR Extraneous Window Violation Occurrence - 28
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LEVEL0 ERROR Illegal OPCODE Occurrence - 28
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LEVEL0 ERROR No display interrupt error - 28
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LEVEL0 ERROR Perpetual (pending) Display Interrupt - 28
!
LEVEL0 ERROR Trap Interrupt Occurrence - 28
!
LEVEL0 ERROR Video clock control register - 29
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LEVEL0 ERROR IO path error - 31
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LEVEL0 ERROR Illegal video switch selection - 32
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LEVEL0 ERROR Lance not stopped - 33
Table 3–4 Level 1 and Menu-Driven Screen Error Messages
Screen Error Message
ROM Checksum Error - 12
MAIN Memory Error - 13
Optional RAM Simm 1 Error - 13
Optional RAM Simm 2 Error - 13
Optional RAM Simm 3 Error - 13
NVR Checksum Error - 14
Host Port Error - 15
Printer Port Error - 16
DUART Timer 1 - 17
Troubleshooting 41