
4 Option Components
YASKAWA ELECTRIC
SIEP C730600 92A YASKAWA AC Drive Option SI-EN3 Technical Manual
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
Figure 2
Figure 2 Option LED Labels
The operational states of the option LEDs after the power-up diagnostic LED sequence is completed are described in
. 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 5 Power-Up Diagnostic LED Sequence
LED 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
Description
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
Green
OFF
10 Mbps is established
–
Green
ON
100 Mbps is established
LINK/ACT
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
–
GA700 Label
1000-Series Label
NS
MS
EtherNet_conditional_E.book 9 ページ 2016年6月28日 火曜日 午後11時30分