Installing Jumpers - Lenel OnGuard Hardware Installation Manual

20.2

Installing Jumpers

The following diagram describes the use of each jumper on the ISC board. The jumper is indicated by
brackets [ ]. The default shipping position is shown.
[J13, J15, J16, J19]
Control for Port 6, RS-232
or RS-485
ACDC
AC
GND
GND
IN2
GND
IN1
[J18, J20]
OFF: Port 6 RS-
485 EOL
TXD6
termination is not
TR6+
RXD6
on
TR6-
ON: Port 6 RS-485
RTS6
R6+
EOL termination is
CTS6
on R6-
GND
Battery
[J14]
Control for Port 6,
RS-232 or RS-485
[J17]
Control for Port 6,
2-wire or 4-wire
[J5]
Control for Port 1, RS-232/Lantronix MSS-LITE or RS-485
[J8]
Control for Port 1, 2-wire or 4-wire
4W 2W
485 232
TB5
485 232
J16
J20
J19
J13
TB6 J15
J18
4W 2W
J17
J14
485 232
SN
Hardware Installation Guide
[J4, J6, J7, J10]
Control for Port 1, RS-232/Lantronix
MSS-LITE or RS-485
485 232
J8
J5
J10
J9
J11
J27
J21
J22
J26
3
115K
2
J23
57K
1
J12
J25
J24
A B C
J2
U11 J3
[J2]
OFF: Prom chip size is 128 K x 8
ON: Prom chip size is 256 K x 8
[J9, J11]
OFF: Port 1 RS-485
TXD1
EOL termination is not
TR1+
RXD1
on
TR1-
RTS1
ON: Port 1 RS-485 EOL
R1+
CTS1
termination is on
R1-
GND
TR2+
TR2-
GND
TR3+
[J21, J22, J23, J24]
TR3-
for Ports 2, 3, 4, 5
GND
respectively
TR4+
OFF: RS-485 EOL
TR4-
termination is not on
GND
ON: RS-485 EOL
TR5+
termination is on
TR5-
GND
S1
[J26]
OFF: Port 1 is Lantronix
CoBox-Micro
ON: Port 1 is RS-232/
RS-485/Lantronix MSS-
LITE
* Jumper J26 and
mounting pin block J27
are available on boards
with serial numbers of
1600 or greater
107
revision 7 —