YASKAWA SI-S3/V Series Installation Manual page 15

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CANopen Option Status LEDs
The CANopen Option has two LEDs that indicate the Option unit or communication status.
The indications are conform with the DS303, Part 3: Indicator Specification.
Checking LED Operation
■
LED Color
RUN Green
ERR
<1> Available in option unit software version 3102 and later.
YASKAWA ELECTRIC TOBP C730600 24D 1000-Series Option SI-S3/V, SI-S3/T Installation Manual
Table 4 Understanding the Status LEDs
Display
On
Blinking
Single flash
Flickering
On
Blinking
Single flash
Red
Double flash
Flickering
Off
4 CANopen Option Components
Operational State
Pre-operational State
Stopped
Automatic bit rate detection in progress (alternately
<1>
flickering with ERR LED)
Bus off
Bus initialization failed (parameter setting error)
Fault has occurred
Receiving CAN error frame (too many error frames)
Guard / Heartbeat event has occurred
Automatic bit rate detection in progress (alternately
<1>
flickering with RUN LED)
Online
Meaning
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