
Installation and Operation Manual Appendix B IR-ETH/QN (IR-ETH/Q) Interface Module
ASM-40CD Ver. 1.0 Installation and Operation B-3
B.4 Installation and Operation
This section describes:
• Setting the IR-ETH/QN DIP switches
• Installing the IR-ETH/QN board on the ASM-40CD modem
• Installing LRSI-F-14 interface module.
Configuring IR-ETH/QN
Configure the IR-ETH/QN module by setting the DIP switches SW1 and SW2 in
accordance with
Figure B-2
,
Table B-1
and
Table B-2
.
To make the changes effective, you have to remove the ASM-40CD module from
the LRS-24 chassis and insert it back again.
SW2
ON
5.
6.
4.
3.
2.
N
FDX
BPR
MUL
NC
1. 100
SW1
5.
7.
6.
8.
4.
3.
2. LC1
LC2
FLC
NC
NC
NC
NC
1. MDI
ON
Figure B-2. DIP Switch Locations on the IR-ETH/QN Module
Table B-1. DIP SW1 Switch Settings
Section Name Description Possible Settings Factory Setting
1 MDI Enables or disables
automatic MDI/MDIX
crossover
ON – Automatic MDI/MDIX crossover is
enabled
OFF – Automatic MDI/MDIX crossover is
disabled
OFF
Note
:
Automatic MDI/MDIX crossover function is available only if the autonegotiation is enabled (see
Table B-
2
).
Note
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