141001UA
2-3
Setup & Installation
I
NSTALLATION
A
ND
O
PERATIONS
M
ANUAL
1084
P
ATTON
E
LECTRONICS
C
O
.
Full / Half Duplex Selection (SW2-2)
SW2 position 2 selects Full or Half Duplex Line Driver operation. When SW2-2 is
OFF
OFF
OFF
OFF
OFF
the
1084 (CTS LD-128K) will operate in Full Duplex mode. When SW2-2 is
ON
the 1084 (CTS
LD-128K) will operate in Half Duplex mode.
Two Wire / Four Wire (JP4 & JP5)
Half Duplex, 2 Wire Operation, install Jumpers JP4 and JP5. This will connect the input
pins to the output pins, 2 to 7 and 1 to 8. To operate in 4 Wire mode, remove the jumpers.
(see Appendix)
Baud Rate Selection (SW1-1,2,3,4)
Baud rates are selected via SW1 positions 1 through 4. The following Table outlines the
available speeds and corresponding switch setting. The selected baud rate will take effect
immediately upon moving the switch. It is not necessary to power cycle the 1084 (CTS LD-
128K) for any switch selection to go into effect.
SW1-1
SW1-2
SW1-3
SW1-4
Rate
ON
ON
ON
ON
128K
OFF
ON
ON
ON
72K
ON
OFF
ON
ON
64K
OFF
OFF
ON
ON
56K
ON
ON
OFF
ON
48K
OFF
ON
OFF
ON
38.4K
ON
OFF
OFF
ON
28.8K
OFF
OFF
OFF
ON
19.2K
ON
ON
ON
OFF
14.4K
OFF
ON
ON
OFF
9.6K
ON
OFF
ON
OFF
7.2K
OFF
OFF
ON
OFF
4.8K
ON
ON
OFF
OFF
3.6K
OFF
ON
OFF
OFF
2.4K
ON
OFF
OFF
OFF
1.8K
OFF
OFF
OFF
OFF
1.2K
