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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4-36 Chapter 4: Hardware ServiceActive Tree Card (2xxx, 3xxx, 35xx 686 and some 4xxx)The Active Tree Card for all processor boards, except the 586, providesexpansion slots and battery-backed CMOS memory. The followingexpansion slots are available:• 1 ISA slot• 1 PCI slot• 1 shared ISA/PCI slotNote: Early <strong>7453</strong>-2xxx units have a Tree Card with two ISA slots andone shared ISP/PCI slot.Memory DumpConnector (J9)Auxiliary PowerConnector (J8)Shared SlotsISA SlotsSW2SW3UPS SignalConnector (J7)SW115138SW1 CMOS I/O Base AddressAddress SW1-1 SW1-2 SW1-30100 ON ON Not Used0120 ON OFF Not Used0140 OFF ON Not Used0160 OFF OFF Not Used