147001UA
2-1
CHAPTER 2 - SETUP AND INSTALLATION
Installation
Set switches to match the required configurations based on the diagrams
below. The cabling between each device and the 2020P (IC-V.24/V.35)
must be terminated with male connectors. J1 is the RS-232 / V.24
interface and J2 is the V.35 interface. The IEC connector is provided to
interface to the power plug required in the country of use. Insure the
110/220VAC switch is set correctly for the line voltage in use prior to
appling power to the 2020P (IC-V.24/V.35).
Selection of DTE/DCE
To connect an RS-232 terminal type device (DTE) to a V.35 Modem type
device (DCE), connect the terminal to J1 and the Modem to J2. Move
SW1 and SW2, to the DCE position, TOWARD THE REAR OF THE
UNIT.
J1
JP3
JP2
J4
JP1
J2
JP4
CTS
Power
TD
DCD
RD
J3
SW2
SW1
RTS
V.24 INTERFACE
V.24 INTERFACE
DCE
DTE
4
3
2
1
DCE
DTE
Factory Test Straps
Must be Installed for Unit To
Operate Correctly
RS
-2
3
2
V.
3
5
J1 (RS-232) Is a DCE, and
MUST Connect to a Terminal (DTE)
J2 (V.35)Is a DTE, and
MUST Connect to a Modem (DCE)
Signal
to
Chassis
Ground
(Factory Default Setting)
