User manual

12 POINT I/O EtherNet/IP Adapter

Publication

1734-IN590B-EN-P - February 2005

Troubleshoot with the Indicators

Indication Probable Cause

System Power

Off Not active; field power is off or dc-dc converter problem

Green System power on; dc-dc converter active (5V)

Field Power

Off Not active; field power is off

Green Power on; 24V present

Module Status

Off No power applied to device

Flashing Red/Green LED powerup test (module self-test)

Green Device is operating normally

Flashing Red Recoverable fault has occurred:

• Firmware (NVS) update

• Network IP Address changed

• CPU load exceeded

Solid Red Unrecoverable fault has occurred:

• Self-test failure (checksum failure, or ramtest failure at

powerup)

• Firmware fatal error

System Power

Field Power

43248aent

Module Status

Network Activity

Network Status

PointBus Status

Module

Status

Network

Activity

Network

Status

1734-AENT

PointBus

Status

Field

Power

System

Power