Rockwell Automation 20-COMM-I Interbus Adapter - Manual (Page 87)

Troubleshooting 7-3
(1)
Only visible when drive cover is open.
Bus Active (BA) Status Indicator
Status Cause Corrective Actions
Off Bus not active. • Set master to start data transmission.
Solid Green Bus active, exchanging
data. • No action.
Flash Green Bus active, but no data
exchange. • Set master to start data transmission.
Bus Voltage (UL) Status Indicator
(1)
Status Cause Corrective Actions
Off Bus voltage is not OK. • Securely connect the adapter to the drive
using the Internal interface cable
• Apply power to the drive.
Solid Green Bus active. • No action.
20COMM-UM007A-EN-P.book Page 3 Tuesday, January 22, 2002 10:52 AM