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Example: Optical Card System
The first five digits, consisting of ones or zeros, represent the actual holes that are punched in
each row on the card (1 = hole punched; 0 = no hole punched). The last digit, under the heading
DATA is the number represented by the punched holes.
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H9Â
T T!T"T#T$@7V7Â
!  Â! Â!Â
!   Â!Â)Â
Â!  Â!Â(Â
Â! Â!  Â
 Â! Â!Â&Â
!Â!   Â'Â
! Â!  Â%Â
!   Â!Â)Â
Â!Â!  Â$Â
Â!Â!  Â$Â
Â! Â!  Â
  Â!Â!Â"Â
!  Â! Â!Â
! Â!  Â%Â
 Â! Â!Â&Â
!Â!   Â'Â
Â!  Â!Â(Â
!  Â! Â!Â
Â! Â!  Â
Â
Â
05/29/03
System Maintenance Commands
5-15
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