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Troubleshooting
TruVu™ VVTBP
-E2
©2022 Carrier.
Installation and Start-up Guide
All rights reserved.
68
Color
Pattern
Condition
Message in Module
Status
Possible Solutions
Blue
1 blink
Invalid address selected for
protocol
Invalid address
selection for MSTP
Change MAC address to
unique address using USB
Service Port
Blue
2 blink
Controller has same MAC
address as another connected
device
Duplicate address on
MSTP
Change MAC address to a
unique value using USB
Service Port to valid address
Blue
3 blink
Controller is the only device on
the network
No other devices
detected on MSTP
•
Check that network
cable is connected
properly
•
Check that baud rate is
correct
Blue
4 blink
Excessive errors detected over
3 second period
Excessive
communication errors
on MSTP
•
Check that network
cable is connected
properly
•
Check that baud rate is
correct
Green
On
All enabled networks are
functioning properly
No errors
No action required
Magenta
Operating system changes are
downloading
WARNING
This process could
take several minutes. Do NOT
power off the controller during
the download.
N/A
No action required
Sys (System Status) Tricolor LED
Color
Pattern
Condition
Message in Module
Status
Possible Solution
Red
2 blink
Restarting after an abnormal
exit
Auto restart delay due
to system error on
startup
After 5 minute delay has
expired, if condition occurs
again then cycle power
Red
4 blink
Firmware image is corrupt
Firmware error
Download driver again
Red
Fast blink
Firmware error has caused the
firmware to exit and restart
Fatal error detected
No action required
Green
1 blink
No errors
Operational
No action required
Green
2 blink
Download of driver is in
progress
Download in progress
No action required
Green
3 blink
BACnet Device ID is not set
Download required
Download the controller
Green
Fast blink
Installation of recently
downloaded driver is occurring
N/A
No action required
Summary of Contents for TruVu VVTBP-E2
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