YASKAWA SI-EM3 Installation Manual page 17

The operational states of the option LEDs after the power-up diagnostic LED sequence is
completed are described in
process to complete before verifying the states of the LEDs.
Indication
Name
Color
–
Green
Green
MS
Red
Red
–
Green
NS
Green
Red
Green
10/100
<1>
Green
Green
Green
LINK/ACT
<1>
Green
<1> Remove the drive front cover to check the status of the LED. Be careful not to touch the main circuit terminals or
the control board in the drive.
YASKAWA ELECTRIC TOBP C730600 91D YASKAWA AC Drive Option SI-EM3 Installation Manual
Table 4. Wait at least 2 seconds for the power-up diagnostic
Table 4 Option LED States
Operating Status
Status
OFF Power supply OFF
ON Option operating
Flashing Option initializing
ON Fatal error occurred
Flashing Non-fatal error occurred
OFF Offline or power supply OFF
Online communications
ON
established
Flashing Control connection active
ON Communications error (fatal)
OFF 10 Mbps is established
ON 100 Mbps is established
OFF Link is not established
ON Link is established
Link is established and there is
Flashing
network activity
4 Option Components
Description
Power is not being supplied to the drive
The option is operating normally
The option is configuring an IP address
The option has detected a fatal
(unrecoverable) error
The option has detected a non-fatal
(recoverable) error
–
The option is online and has established
connections
The option is online and has an established
and active control connection.
The option detected a duplicate IP address
–
17