Step
1
Publication 177510.1 - March 1996
Configure and Ground I/O and
Processor Chassis
Configure I/O Chassis
1 2 3 4 5 6 7 8
O
N
O
F
F
First I/O group number
I/O rack number
Address Switch Assembly
(S1)
Switch Assembly (S2)
Pressed in at top
Closed (ON)
Pressed in at bottom
Open (OFF)
O
N
O
F
F
1 2 3 4
5 6
Switch Position
1 2
57.6K Baud 10,000ft
115.2K Baud 5,000ft
Not Used
Maximum I/O
chassis distance
Link Response ON for series B emulation
Scan On for all but last 4 slots
Off for all slots
OFF for unrestricted
Always OFF
ATTENTION:
Link response switch must
be ON when using the following scanner modules:
1775S4A
1775S4B
1775S5
1775SR5
1775SR
ON
OFF
OFF
OFF
ON
ON
ON
230.4K Baud 2,500ft
1
OFF
1
230.4K Baud with 1775S5 revision A/G and
later, and 1775SR5 revision A/G and later
scanners only.
Off
Set the backplane switches.
a
Keying
Bands
Install keying bands.
b
1771 I/O
Module
See the appropriate product data for the module
you are installing to determine the proper keying
positions for each module.
