10. C300 Controller Troubleshooting
10.10. Communication and system time faults during startup
268
Series 8 C300 Controller User's Guide
Honeywell
R500
April 2017
Controller
Faceplate
Problem
C300 Block
Time Source
Station Alarm
Resolve
Status
LED
Blinking
Red
No communication on FTE
network.
Controller does not complete
startup.
None
None
FTE
LEDs
Off
Display
COMM
CB
icon
Red
Status
LED
Blinking
Red
Communication on FTE
network.
No communication
through CDA
Unable to establish
connection to system
time source
C300 transitions to primary
redundancy role on command
of its partner with the
possibility that it has a CDA
connection.
None
None
FTE
LEDs
Blinking
Green
Display
TS ->
IDLE
CB
icon
Grey
Status
LED
Blinking
Orange -
> Orange
Communication on FTE
network
Communication through
CDA
Unable to establish
connection to system
time source
C300 assumes secondary
redundancy role.
CDA
None
FTE
LEDs
Blinking
Green
Display
BKUP
CB
icon
Yellow
Status
LED
Green
Communication on FTE
network
No communication
through CDA
Established connection
SNTP
CDA
comm Lost
Connectio
n
FTE
LEDs
Blinking
Green
Display
IDLE