
Installing the Module 2-15
Status indicators for the communication module can be viewed on the
front of the module (Figure 2.8
) after power has been applied. Possible
start-up status indications are shown in Table 2.A.
Figure 2.8 Module Status Indictors
Table 2.A Module Start-Up Status Indications
For more details on status indicator operation, see page 9-2 and
page 9-3.
Viewing Start-Up Status Indicators
Item
Status
Indicator
Status
(1)
(1)
If all status indicators are off, the module is not receiving power. Refer to Chapter 2, Installing the
Module, for instructions on installing the module.
Description
➊
MODULE Green Normal Operation. The module has established
communications with the controller.
Flashing
Green
The module is establishing communications with the
controller.
➋
CH1 Green Normal Operation. CH1 is operating and is transferring I/O
data between the controller and the drive(s).
Flashing
Green
Normal Operation. CH1 is operating but is not transferring
I/O data between the controller and the drive(s).
➌
CH2 Green Normal Operation. CH2 is operating and is transferring I/O
data between the controller and the drive(s).
Flashing
Green
Normal Operation. CH2 is operating but is not transferring
I/O data between the controller and the drive(s).
➍
CH3 Green Normal Operation. CH3 is operating and is transferring I/O
data between the controller and the drive(s).
Flashing
Green
Normal Operation. CH3 is operating but is not transferring
I/O data between the controller and the drive(s).
DSI
MODULE
CH1
CH2 CH3
C
H
1
C
H
2
C
H
3
MODULE
CH1
CH2
CH3
➊
➋
➌
➍
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