Yaskawa SI-EN3 Installation - Manual (Page 12)

4 Option Components
12 YASKAWA ELECTRIC TOBP C730600 58B 1000-Series Option SI-EN3 Installation Manual
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Option LED Display
The option has four LEDs:
Bi-color Status LEDs:
• Module status (MS) red/green
• Network status (NS) red/green
Green Ethernet LEDs:
• Network speed-10/100 (MS) green
• Link status and network activity-Link/Act (NS) red/green
The operational states of the option LEDs after the power-up diagnostic LED sequence is
completed are described in Table 4 . Wait at least 2 seconds for the power-up diagnostic
process to complete before verifying the states of the LEDs.
Table 4 Option LED States
LED
Name
Indication
Operating Status Remarks
Color Status
MS
– OFF Power supply OFF Power is not being supplied to the drive
Green ON Option operating The option is operating normally
Green Flashing Option initializing The option is configuring an IP address
Red ON Fatal error occurred
The option has detected a fatal
(unrecoverable) error
Red Flashing Non-fatal error occurred
The option has detected a non-fatal
(recoverable) error
Green/Red Flashing Option self-test The option is in self-test mode
NS
– OFF Offline or Power supply OFF –
Green ON
Online communications
established The option is online and has established
connections
Green Flashing
Online communications not
established The option is online without an established
connection
Red ON Communications error (fatal) The option detected a duplicate IP address
Red Flashing
Communications time-out (non-
fatal)
A communications time-out occurred
Green/Red Flashing Option self-test The option is in self-test mode
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