YASKAWA 1000-Series, Technical Manual

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4 Option Components
YASKAWA ELECTRIC SIEP C730600 58A 1000-Series Option SI-EN3 Technical Manual EN 9

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

Power-Up Diagnostics
An LED test is performed each time the drive is powered up. The initial boot sequence may take several seconds. After
the LEDs have completed the diagnostic LED sequence, the option is successfully initialized. The LEDs then assume
operational conditions as shown in
Table 4 .
Table 5 Power-Up Diagnostic LED Sequence
Name
<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.
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
10/100
<1>
Green OFF 10 Mbps is established
–
Green ON 100 Mbps is established
LINK/ACT
<1>
Green OFF Link is not established
Green ON Link is established
Green Flashing
Link is established and there is network
activity
Sequence Module Status (MS) Network Status (NS) Time (ms)
1 Green OFF 250
2 Red OFF 250
3 Green OFF –
4 Green Green 250
5 Green Red 250
6 Green OFF –