Rockwell Automation 1768-CNxxx ControlNet Communication Modules User Manual

Page 40

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40

Rockwell Automation Publication CNET-IN005C-EN-P - July 2014

Appendix A

1756 ControlNet Status Indicators

Steady Green

OK

This is normal operation. There is at least one connection to or through the module.

INIT

The module is initializing.

PASS

This message is displayed momentarily upon completion of a successful power-up test.

CMPT

(1)

The secondary module is compatible with its partner.

DSNP

(1)

The secondary module is disqualified with no partner.
Check the corresponding slot of the primary chassis for the module type and revision.

PwDS

(1)

The module is primary with a disqualified secondary partner.
Check the type and revision of the 1756-CN2/B module.

PQgS

(1)

The module is primary with a qualifying secondary partner.

PwQS

(1)

The module is primary with a qualified secondary partner.

PwNS

(1)

The module is primary with no secondary partner.
Check corresponding slot of secondary chassis for correct module.

QgS

(1)

The secondary module is qualifying.

QS

(1)

The secondary module is qualified.

A#

xx

This message is the node address where

xx is an address from 01...99.

MACID SWITCH ERROR

Node address switch changed after you cycled power.
We recommend that you either return switches to their original settings or replace the module, as
this could indicate a latent hardware anomaly.

Steady green or flashing green

CPU=

xx%

This message is the CPU utilization rate where

xx is the amount of CPU used, ranging from 0...99%.

This message occurs only if the CPU utilization exceeds 80%.

OK

The module is operating normally.

Flashing green

OK

This is normal operation. No connections to or through the module exist.

Invalid Network Configuration

ControlNet configuration error.
Recheck the configuration.
Verify that the module’s network address is less than or equal to the maximum unscheduled
network address (UMAX).

NET ERR

A network cabling error exists, or there are no other active nodes on the network.
Recheck your network cabling and make sure another node on the network is active (online).

Rev

xx.xx

When you start the module, its major and minor revisions are disclosed causing this message to
briefly appear.
The display shows these revisions where the major revision appears to the left of the decimal point,
and the minor revision appears to the right.

Table 1 - OK Status Indicator and Display

Status

Display

Description

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