Defender Test Table Example   
  For use with the  GLS1 Electronics
 Computer Aided Testing System
 
     
     
 
     The following is a section of a text file which allows programming and hardware designed by GLS1 Electronics to work together and enable the testing and repair of Williams Defender type logic boards.   
 
Test  Action  Object tested Start/End Data Source
0001
0002
0003
0004
0005
0006
0007
0008
0009
0010
0011
0012
0013
0014
0015
0016
0017
0018
0019
0020
0021
0022
0023
0024
0025
0026
0027
0028
0029
0030
0031
0032
0033
0034
0035
0036
0037
0038
0039
0040
0041
0042
0043
0044
0045
10000000000000000002
01000000000000000002
00100000000000000002
00010000000000000002
00001000000000000002
00000100000000000000
00000010000000000002
00000001000000000002
00000000100000000002
00000000010000000002
00000000001000000002
00000000000100000002
00000000000010000002
00000000000001000002
00000000000000100002
00000000000000010002
00000000000000001002
00000000000000000102
00000000000000000012
00000000000000000001
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
01000000000000200000
00010002000000000030
00010002000000000030
00010002000000000030
00010002000000000030
00230014050060000000
00230014050060000000
00230014050060000000
00230014050060000000
00000000000000000000
Load File to MBS 
Address range to MDR 
Write MDR to Addresses 
Addresses to RDR 
Compare MDR <> RDR 
Notify <file creation> 
Generate random 
Convert RDR to RDS 
Load Instruction file 
Convert MDR > MDS 
Convert MDS > MDR 
Write MDR to 1 address 
Compare MDS <> RDS 
Start Cycle 
Allow Cycle 
Load Instruction file 
Save data screen 
Load file to MDR 
Write RDS to file 
Notes to Display 
Toggle A(0) 
Toggle A(1) 
Toggle A(2) 
Toggle A(3) 
Toggle A(4) 
Toggle A(5) 
Toggle A(6) 
Toggle A(7) 
Toggle A(8) 
Toggle A(9) 
Toggle A(10) 
Toggle A(11) 
Toggle A(12) 
Toggle A(13) 
Toggle A(14) 
Toggle A(15) 
Record 0000-0FFF 
Record 1000-1FFF 
Record 2000-2FFF 
Record 3000-3FFF 
Test RAM Bank 1
Test RAM Bank 2
Test RAM Bank 3
Test CMOS RAM
Examine I/O Hex Values
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Previous 
0001-0001 
0002-0002 
0004-0004 
0008-0008 
0010-0010 
0020-0020 
0040-0040 
0080-0080 
0100-0100 
0200-0200 
0400-0400 
0800-0800 
1000-1000 
2000-2000 
4000-4000 
8000-8000 
0000-0FFF 
1000-1FFF 
2000-2FFF 
3000-3FFF
0000-0000 
0000-0000
0000-0000
CC00-CFFF
C000-CBFF
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Previous 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
Return to Zero 
temp0k.hex 
temp1k.hex 
temp2k.hex 
temp3k.hex 
random 000-255
random 000-255
random 000-255
random 000-016
read back view
< Test numbers 0046 - 9999 will continue. >
 
Contact me at greg@gls1electronics.com on how to troubleshoot different sections of the Defender circuitry. 

     .