User`s guide

0049-3400-xxx HIDEX HXIIxxTy – USER’S GUIDE 08/18/2010
Rev. C Page 6
of 15
+5V Power Input
Select Switch
Ground screw
Safety Ground Connection Ground Jumper Option
Use the GREEN case cover screw to connect a
safety ground wire if desired
Data Interface
Data is interfaced via a DB25 female
connector.
To change the ground jumper position, remove
Pin 1 GRD Signal Ground the two outer enclosure screws and then remove
Pin 2 TXD Transmit Data the cover. The jumper is located in the bottom
Pin 3 RXD Receive Data left corner, below the LCDs.
Pin 4 RTS Request to Send Position 1 & 2 Chassis Ground isolated from
Pin 5 CTS Clear to Send Signal Ground.
Pin 6 DSR Data Set Ready Position 2 & 3 Common Chassis & Signal
Pin 7 SG Signal Ground Ground. (factory set)
Pin 8 DCD Carrier Detect
Pin 10 (Alternate power input +5VDC)
use switch
Pin 20 DTR Data Terminal Ready
Pin 22 RI Ring Indicate
LED Indicators
DCD Data Carrier Detect
RTS Request To Send
CTS Clear To Send
TXD Transmit Data
RXD Receive Data
RI Ring Indicate
PWR Power indicator (green)
Jumper