Crestron RACK2, Operation Manual

Page: 43 / 52

Crestron RACK2 2-Series Card Cage System
Problem Solving
Problems may occur with the RACK2 itself or there may be serial communication
difficulties with other devices connected to the control system. The next two sections
address possible problem solving tools or procedures for each.
Possible Problems with the Control System
Troubleshooting the Control System
The following table provides corrective action for possible trouble situations. If
further assistance is required, please contact a Crestron customer service
representative.
RACK2 System Troubleshooting
TROUBLE POSSIBLE
CAUSE(S) CORRECTIVE ACTION
Unexpected
response from
control system. Network devices are not
communicating to the
control system. From the Viewport, poll the network (F4)
to verify communication.
Verify adequate Cresnet power.
Verify no shorts in wiring.
Verify that no two Net Devices have the
same Net ID.
PWR LED
does not
illuminate. Control system is not
receiving power. If power is supplied through Cresnet
cabling, ensure that the cable is
securely plugged into the NET
connector.
Verify adequate Cresnet power.
Verify no shorts in wiring.
Verify that no two Net Devices have the
same Net ID.
ERR LED
illuminates. Hardware or software
failure, hardware
incompatibility with
software definitions, or
programming error. Verify that the hardware configuration
matches software configuration. Poll the
network (F4) from the Viewport; check
error log for SIMPL, SIMPL+ program
reload errors.
Verify adequate Cresnet power.
Verify no shorts in wiring.
Verify that no two Net Devices have the
same Net ID.
Compilation
Error
RLCMCVT166
&
RLCMCVT177 Poor analog versus serial
signal definition in the
SIMPL Windows program. Confirm properly defined signal
definition in the program.
Verify adequate Cresnet power.
Verify no shorts in wiring.
Verify that no two Net Devices have the
same Net ID.
System locks
up. Various. Press front panel SW-R and HW-R
buttons at the same time to bypass
program and communicate directly with
processor (refer to “Troubleshooting
Communications”
on page 23).
Verify adequate Cresnet power.
Verify no shorts in wiring.
Verify that no two Net Devices have the
same Net ID.
Operation Guide – DOC. 5958 2-Series Card Cage System: RACK2
•
39