Parker PAC, Installation Manual, Page: 184 / 197

TROUBLESHOOTING
184 Parker Automation Controller Installation Guide
Number Feature Name
1 System LED (SYS)
2 System Error LED (SF)
3 Bus Error LED (BF)
4 LINK LED for channel 0
5 Interface channel 0
6 Receive/Transmit LED (RX/TX) for channel 0
7 LINK LED for channel 1
8 Interface channel 1
9 Receive/Transmit LED (RX/TX) for channel 1
10 Sliding latch
LED Color State Meaning
SF
Number in the device drawing (2)
Duo LED red/green
Red
On
Watchdog timeout; channel. Generic
or extended diagnosis present;
system error
Red
Flashing cyclic at 2 Hz (3 sec.)
DCP signal service is initiated via the
bus
Off Off No error
BF
Number in the device drawing (3)
Duo LED red/green
Red
On
No configuration; or low speed
physical link; or no physical link
Red Flashing cyclic at 2 Hz No data exchange
Off Off No error
LINK
/ RJ45 CH0 (4) & CH1 (7)
LED green
Green On A connection to Ethernet exists
Off
Off
The device has no connection to
Ethernet
RX/TX
/ RJ45 CH0 (6) & CH1 (9)
LED yellow
Yellow
Flashing
The device sends/receives Ethernet
frames