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Toshiba S20LP Manual De Usuario

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5.3 LED indication
(1) SN325
The S20LP-station is equipped with STN, ONL and SCAN  LEDs, which indicate the
station modes.
STN
ONL
SCAN
Station mode
Remarks
Lit
Lit
Lit
Online
Scan / Message transmission is enabled
Not lit
Online
Scan transmission is disabled Message
transmission is enabled
Lit
Not lit
Not lit
Offline
Scan / Message transmission is disabled
Lit
Blink
Not lit
Standby
Transmission parameter is not written in
EEPROM.
Transmission information is standby start up.
Connection machines is abnormal.
T3H is not RUN mode.
Not lit
Blink
Blink
Down
Station number is illegal
(simultaneously)
Blink
Not lit
Down
Jabber timeout
Not lit
Not lit
Down
Receive buffer is overflow.
Target cycle time is shortage.
Blink
Blink
Down
Watch dog timer error
(alternately)
(2) T2N
The S20LP-station is equipped with RUN and SONL  LEDs, which indicate the station
modes.
SRUN
SONL
Station mode
Remarks
Lit
Lit
Online
Scan / Message transmission is enabled
Lit
Not lit
Offline
Scan / Message transmission is disabled
Lit
Blink
Standby
Transmission parameter is not written in EEPROM.
Transmission information is standby start up.
Connection machines is abnormal.
T2N is not RUN mode.
Not lit
Blink
Down
Station number is illegal.
Jabber timeout.
Watch dog timer error.
Not lit
Not lit
Down
Receive buffer is overflow.
Target cycle time is shortage.