Yaskawa V1000 Option DeviceNet - Manual (Page 15)

4 DeviceNet Option Components
YASKAWA ELECTRIC TOBP C730600 28B V1000 Option DeviceNet Installation Manual 15
■ 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 DeviceNet diagnostic LED
sequence, the DeviceNet Option is successfully initialized. The LEDs then assume
operational conditions as shown in Table 4 .
Table 5 Power-Up Diagnostic LED Sequence
NS
– OFF
Offline or Power
supply OFF
–
Green ON
Online
communications
established
Device is on-line and has connections in the established
state.
Green Flashing
Online
communications not
established
Device is on-line but has no connections in the
established state.
Dup Mac-ID test has been passed, is on-line but has no
open connections to other nodes.
Red ON
Communications
error
An error occurred that disables DeviceNet
communications.
• MAC ID duplication
• Bus Off detected
Red Flashing
Communications
time-out
A communications time-out occurred with the master.
Green/
Red
Flashing
Communication
faulted
Specific communication faulted device.
• The device has detected a network access error and is in
the communications faulted state.
• The device has then received and accepted an Identify
communication fault request-long protocol message.
Sequence Module Status (MS) Network Status (NS) Time (ms)
1 GREEN OFF 250
2 RED OFF 250
3 GREEN GREEN 250
4 GREEN RED 250
5 GREEN OFF -
Name
Indication
Operating Status Remarks
Color Status