
Appendix C: Old Board Configuration Information
66
Wiring Connections
Once the Hand Reader is attached to the wall plate the wiring connections to the Hand
Reader can be made (see Figure 17-2).
WALL
O N
O F F
5 4 3 2 1
RS-232 RJ-45
TS-3 Terminals 26 to 15
TS-2 Terminals 14 to 7
TS-1 Terminals 6 to 1
Optional Modem
or Ethernet Jack
Dip Switches
Wall Plate
Top of
Ter
Top of Hand Reader
14
7 6 11526
Backup Battery
Jumper
8 1
Figure 19-7: Wiring Connections and Dip Switches
Terminal 1 and the center pin of jack J12 are connected together. Terminal 2 and the
sleeve of jack J12 are connected together.
Use any one of the following ground terminals to make the earth ground connection: 8,
10, 12, 14, 18, 20, 22, 24, or 26. Do NOT use terminal 2 to establish the earth ground
connection; terminal 2 is not directly connected to ground.
Grounding
NOTE
NOTE
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