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NCR RealScan 7882 Installation and Owner Guide
09/02 497-0419630 Release F
8 of 62
J3 in the Interface Box on the end of the Dongle Adapter Cable contains a shunt that
must be correctly installed for the host terminal. The cable is shipped from the factory
with the shunt on pins 3 and 4. The following four positions are available.
Pins 1 & 2 – Wedge
Pins 3 & 4 – IBM
Pins 5 & 6 – RS-232
Pins 7 & 8 – HID
The cover on the Interface Box latches together along one side. Carefully pry open the
latched edge to open the Interface Box. Check the shunt position on J3 and change as
needed. Close the Interface Box cover.
19573
J1
J2
J3
J4
J5
R1
R2
R3
R4
R5
R6
R7
C1
C2
C3
C4
C5
C6
C7
C8
U1
U2
U3
U4
U5
U6
U7
Y1
1
2
7
8
W
I
R
H
J3
The following label is attached to the outside of the Interface Box. It identifies the
various interface settings.
J3 is set at the
factory for IBM;
move the shunt for
other interfaces.
Shunt
Position
Interface
1 to 2
3 to 4
5 to 6
7 to 8
Wedge
IBM
RS 232
HID
1
2
7
8
W I R H
J3
20001