Troubleshooting; General; Power Led (Green) Of Clif-Cbuslc; Status Led (Red) Of Clif-Cbuslc - Honeywell Centra Line CLIF-CBUSLC Installation & Commissioning Instructions

TROUBLESHOOTING

General

The following LEDs of the CLIF-CBUSLC can be used for troubleshooting purposes:

Power LED (green)

Status LED (red)

L2 LED (yellow)

Tx (sending data on RS485-1) and Rx (receiving data on RS485-1) LED

Power LED (green) of CLIF-CBUSLC

case power LED meaning
ON Normal operation
1
Power supply not OK.
OFF
2

Status LED (red) of CLIF-CBUSLC

case status LED meaning
Normal operation.
1 OFF after
power-up
2 ON con- – No or invalid firmware
tinuously after
power-up

L2 LED

case bus LEDs meaning
A SUSI client (ARENA
1 ON
ARENA 3.0) is connected
continuously
after power-up
No client is connected
2 Dark

Tx and Rx LEDs

case bus LEDs meaning
Normal operation; RS485-1 is functioning
1 Both Tx and Rx
properly.
are flashing
No communication on RS485-1.
2
Both Tx and Rx
are OFF
Communication on RS485-1 has been
3
Rx is flashing
switched OFF, but the CLIF-CBUSLC is
and Tx is OFF
receiving data from controllers.
The CLIF-CBUSLC is attempting to establish
4
Tx is flashing
communication on RS485-1, but there is no
and Rx is OFF
answer.
CLIF-CBUSLC INTERFACE – INSTALLATION & COMMISSIONING INSTRUCTIONS
Table 16. CLIF-CBUSLC power LED
Table 17. CLIF-CBUSLC status LED
Table 18. CLIF-CBUSLC L2 LED
AX AX
, COACH
Table 19. CLIF-CBUSLC Tx and Rx LEDs
remedy
No action necessary.
Check power supply voltage.
►
Check wiring.
►
If problem persists, replace hardware.
►
remedy
No action necessary.
Try powering down and then powering up the CLIF-
►
CBUSLC.
If problem persists, replace hardware.
►
remedy
or
No action necessary.
If you are unable to establish communication, check
►
IP address, SUSI port number, ...
remedy
No action necessary
Switch ON communication on RS485-1. Further
►
handling like case 4 (below).
Use client to establish a connection with correct
►
device ID and baud rate
The communication rate (Kbaud) on RS485-1 has
►
not been correctly set; controllers on the C-Bus may
have been setup incorrectly; wiring problem or
hardware defect.
21 EN1Z-1026GE51 R0417