Troubleshooting
2018-07-12
55
8.5
Compute Module
CPU Module
Rear View
Rear View
Diagnosis
Possible Reason
Measure
CPU Unit:
LED
7
red
Kernel not active
➔
Check TCP/IP network cable to
CPU Unit;
➔
Repower IP CPU Unit
CPU Unit:
LED
7
violet
Application not active
➔
Check application on compute
module
➔
Repower IP CPU Unit
CPU Unit: LED
10
flashing or
off
TCP/IP network
connection failure
➔
Check connected network
devices (e.g. network switch)
➔
Check TCP/IP network cable
connection