ncr/doc/Old Models/Technical Manuals/7453_... - Alsys Data
ncr/doc/Old Models/Technical Manuals/7453_... - Alsys Data
ncr/doc/Old Models/Technical Manuals/7453_... - Alsys Data
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4-38 Chapter 4: Hardware Service32 kB of CMOS memory is provided on the Active Tree Card for thetraditional retail functionality (totals, logs, tallies, etc.). The CMOSmemory is backed up by a non-rechargeable lithium battery that is userreplaceable. The battery has a minimum 6-year life expectancy.3 V LithiumCMOS BatteryBack Side of the Riser Board17927Note: The Active Tree Card for the 586-processor board only containsthree ISA expansion slots. The bottom-most slot position is used for theparallel port connector.