Rockwell-automation 57C442 Data Highway Plus Interface Module Manuel d'utilisateur télécharger pdf (Page 47)

D-1

Appendix D

Data Highway Plus Interface Module

7-Segment LED Error Codes

The following error codes may be displayed on the 7-segment display.

.0 EPROM checksum failure

0 Gateway parameter error

.1 RAM checksum failure

1 Reply TNS error

.2 RAM AA failure

.3 RAM SS failure

3 Duplicate station detected

.4 RAM address line failure

4 Module not ready

.5 RAM address line clear failure

6 Invalid station address on thumbwheels

7 Module has not been enabled (register 5, bit 0)

.8 Data Highway Plus initialization failure

9 Module re-start in progress

.A Board Reset signal

.b Local watchdog failure

C Local port disconnected

.d AutoMax Processor watchdog failure

.E Power failure

.F Module failure

All errors except 3, 4, 6, 7, and C are fatal errors and indicate a malfunctioning

module.

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Rockwell-automation 57C442 Data Highway Plus Interface Module Manuel d'utilisateur Page 47