User's Guide iii
Circuit B ............................................................3-14
Circuit C............................................................3-14
Checkstand Considerations.......................................3-15
Ventilation Requirements....................................3-15
Service Clearance..................................................3-16
Display Clearance.................................................3-17
Item Diverter.........................................................3-17
Checkstand Hole ..................................................3-18
Checkstand Hole - Models 1000 & 2000 .........3-19
Checkstand Hole - Models 3000, 4000, & 45003-20
Cable Lengths and Hole Sizes ...................................3-21
Cable Hole Diameters ..........................................3-21
DC Power Cable – Power Supply to 7870...........3-21
AC Power Cords – Outlet to Power Supply.......3-22
Remote Display Cables ........................................3-22
Interface Cables - NCR Host Terminals..............3-23
Interface Cables – NCR Host Terminals (cont.) .3-24
Interface Cables – NCR Host Terminals (cont.) .3-25
Interface Cables - Casio Host Terminals.............3-25
Interface Cables – Data Checker Host Terminals3-26
Interface Cables – Epson Host Terminals...........3-26
Interface Cables – Gilbarco Host Terminals.......3-26
Interface Cables – IBM Host Terminals ..............3-27
Interface Cables – ICL Host Terminals ...............3-27
Interface Cables – ICL Host Terminals (cont.)....3-28
Interface Cables – Microbilt Host Terminals......3-28
Interface Cables – NEC Host Terminals .............3-28
Interface Cables – SASI Host Terminals .............3-29
NCR 7870 Dimensions................................................3-30
NCR 7870-1000 & 2000 Models ...........................3-30
NCR 7870-3000 Model..........................................3-31