GE PACSystems RSTi, Manual

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GFK-2746 Chapter Chapter
1 Introduction 5-21
5
Diagnostics
How to diagnose by LED Indicator
The following table lists the LED Color, Status and the action to be taken while
troubleshooting.
Table 48: LED Indicators
Color Status Action
All LED turns off

No power

Check main power Cable

System power is not
supplied.

Contact Sales team and
send module for repair.
MOD LED flashes
green

Failure of initialization of
EEPROM parameter.

Contact Sales team and
send module for repair.
MOD LED flashes
red

Excess of IO Modules
connected

Excess of IO size

Wrong IO composition

Occurrence of EEPROM
checksum error

Use IO Modules up to 32.

Compose that IO total size
is not excess.

Check composition I/O
Module
MOD LED is red

Wrong address ID

Occurrence of critical error
in firmware

Contact Sales team and
send module for repair.
I/O LED turns off

Failure of realization IO
Module

No IO Module connected

Check connector status
both RSTi series and IO
module.
I/O LED flashes
red
Failure of configuration baud rate

Check communication
cable with Master

Check power for master.
Failure of initialization I/O

Use IO Modules up to 32.

Compose that IO total size
is not excess.
RSTi series notice unidentified IO
module ID. Check status of IO
module.
I/O LED is red Failure of exchanging I/O data Check status of IO connection.
NET LED turns off Failure of communication with Master
Check main power for master and
communication cable.
NET LED flashed
green Failure of exchanging data with
master Check status in software for Master
configuration.
NET LED is red Communication connecting lost
Check BUS line cable for
connection with master.
Check duplication address.
How to diagnose when device cannot communicate to network
■
Inspection of wrong or omission cable connection