Digital Equipment DEC 3000 Series Service Information page 267

CXT Diagnostic Error Codes,
Error
Code Description
24 VRAM 3: READ 55/WRITE AA
26 VRAM 4: READ AA/WRITE EE
40 BOX 1: LOAD THE GRIP MAP
42 BOX 2: LOAD THE CIRCLE ON THE GRID
50 PATT 1: FILL VIDEO RAM
52 PATT 2: COLOR BAR TEST
54 PATT 3: COLOR BAR REFERENCE VOLTAGE TEST
56 PATT 4: GRAY SCALE TEST
58 PATT 5: RED SCREEN TEST
5A PATT 6: GREEN SCREEN TEST
5C PATT 7: BLUE SCREEN TEST
5E PATT 8: BLUE - RED SCREEN TEST
60 PATT 9: BLUE - RED BLUE - GREEN TEST
62 PATT 10: RED - BLUE TO RED - GREEN TEST
64 PATT 11: COLOR SIGNATURE ANALYSIS TEST
66 PATT 12: WHITE SCREEN TEST
70 INT 1: INTERRUPT ASSERTION TEST
72 INT 2: NO ASSERTION TEST
80 REG 1: REGISTER WRITE/READ AND ACCESS
TEST
90 STIP 1: STIPPLE FOREGROUND TEST
92 STIP 2: STIPPLE BACKGROUND TEST
94 STIP 3: STIPPLE INCREMENTAL TEST
96 STIP 4: STIPPLE VRAM XOR TEST
A0 LINE 1: TRANSPARENT SHORT LINE (TRIANGLE)
TEST
A2 LINE 2: TRANSPARENT CENTERED HORIZONTAL
LINE TEST
A4 LINE 3: TRANSPARENT ALTERNATE HORIZONTAL
LINE TEST
A6 LINE 4: TRANSPARENT CENTERED VERTICAL
LINE TEST
Continued
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