2-Series Integrated Control Processor Crestron CP2/CP2E

Troubleshooting

The table below and on the next page provides corrective action for possible trouble

situations. If further assistance is required, please contact a Crestron customer

service representative.

CP2/CP2E 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.
PWR LED does
not illuminate.
Control system is not
receiving power.
If power is supplied through an AC adapter,
verify that the DC output plug is properly
attached to the control system and that the
adapter is securely plugged into an outlet. If
power is supplied through Cresnet cabling,
ensure that the cable is securely plugged into
the NET connector.
ERR LED
illuminates.
Hardware or software
failure, hardware
incompatibility with
software definitions, or
programming error.
Verify that hardware configuration matches
software configuration. Poll the network (F4)
from the Viewport; check error log for SIMPL,
SIMPL+ program reload errors.
Compilation error
RLCMCVT166 &
RLCMCVT177.
Poor analog versus serial
signal definition in the
SIMPL Windows program.
Confirm properly defined signal definition in the
program.
System locks up. Various. Press front panel SWR and HWR buttons at the
same time to bypass program and communicate
directly with processor (refer to
"Troubleshooting Communications".
A/V system device
does not respond.
IRP2 or serial port not
placed properly.
Verify placement of IRP2 (hold phosphor card
under IRP2 while pressing button) and tighten
serial cables.
Used wrong IR/serial port. Verify that proper IR or serial port is defined.
Serial cable miswired.Verify that serial cable is wired correctly for RS-
232, 422, or 485.

Network Analyzer

To assist with troubleshooting, the unit contains Crestron’s patent-pending network

analyzer to continuously monitor the integrity of the Cresnet network for wiring

faults and marginal system performance or other network errors. For more

information on how to use the network analyzer, refer to the SIMPL Windows

help file and use the index to search for "Network Analyzer".

28 2-Series Integrated Control Processor: CP2/CP2E Operations Guide - DOC. 5980