Rockwell-automation 1769-ADN DeviceNet Modules Installation Instructio Instrukcja Użytkownika Pobierz pdf (Strona 59)

Rockwell Automation Publication DNET-IN001B-EN-P - January 2012 59

1769 DeviceNet Modules Status Indicators and Data Structures Appendix B

1769-SDN Scanner Status

Indicators

The 1769-SDN scanner has two status indicators that provide information about

the scanner and its network connection.

Status Indicator Description

Module Status Indicator A bicolor (green/red) status indicator that provides device status.

Network Status Indicator A bicolor (green/red) status indicator that provides

communication status.

Table 12 - Module Status Indicator

Indicator Condition Description

Off The scanner is not powered.

Apply power.

Flashing green No Bus Master (MicroLogix or CompactLogix controller) is

present.

Complete these steps to address this issue.

1. Verify that module connectors are properly seated.

2. If the connectors are properly seated, cycle power to the

controller.

3. If cycling power does not correct the issue, replace the

controller.

4. If replacing the controller does not correct the issue, replace

the scanner.

Solid green The scanner is fully operational and is communicating with other

devices on the network.

Flashing red The scanner has experienced a recoverable fault because one of

these conditions exists:

• Memory has been erased.

• Memory is being programmed.

Complete the update or start a new update.

Solid red The scanner has experienced an unrecoverable fault. Complete

these steps to address this issue.

1. Verify that the module connectors are properly seated.

2. If the connectors are properly seated, verify that the bus

terminator/end cap is installed.

3. If the bus terminator/end cap is installed, cycle power.

4. If, after cycling power, the status indicator is still solid red,

replace the scanner.

Module Status Indicator

Network Status Indicator

1 2 ... 54 55 56 57 58 59 60 61 62 63 64 ... 67 68

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Rockwell-automation 1769-ADN DeviceNet Modules Installation Instructio Instrukcja Użytkownika Strona 59