Troubleshooting
The following table provides corrective actions for
possible issues that may arise. If further assistance is
required, please contact a Crestron customer service
representative.
3-Series Control Card Troubleshooting
TROUBLE POSSIBLE
CAUSE(S)
CORRECTIVE
ACTION
The control
card does
not function.
The control
system is not
receiving
power.
Verify the
power to the
control
system.
The control
card is not
properly
seated in the
slot.
Verify that the
control card is
properly
inserted into
the control
system slot
per the
procedure in
this guide.
There is a
loss of
functionality
due to
electrostatic
discharge.
The control
system is
improperly
grounded.
Check that all
connections to
the control
system have
been properly
made.
C3RY-8/C3RY-16 Wiring Schematics
The C3RY-8 and C3RY-16 provide two terminal blocks
that contain eight normally open, isolated relays
(rated 1 amp, 30 volts ac/dc). Refer to the following
diagrams when making connections to the C3RY-8 or
C3RY-16.
C3RY-8 Wiring Schematic
1 2 3 4 5 6 7 8
C3RY-16 Wiring Schematic
12 3 4 5 6 7 8 C
A B
12 3 4 5 6 7 8 C
As of the date of manufacture, the device has been tested
and found to comply with specications for CE marking.
These products are Listed to applicable UL®Standards and
requirements by Underwriters Laboratories Inc.
Ces produits sont énumérés aux normes applicables et les
exigences UL par Underwriters Laboratories Inc.
Federal Communications Commission (FCC) Compliance
Statement
CAUTION: Changes or modications not expressly approved
by the manufacturer responsible for compliance could void
the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to part 15
of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and
can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful
interference to radio communications. However, there is no
guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference
to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to
try to correct the interference by one or more of the following
measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and
receiver.
• Connect the equipment into an outlet on a circuit
different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV
technician for help.
Industry Canada (IC) Compliance Statement
CAN ICES-3(B)/NMB-3(B)
Product warranty can be found at
www.crestron.com/warranty.
The specic patents that cover Crestron products are listed at
patents.crestron.com.
Certain Crestron products contain open source software. For
specic information, please visit
www.crestron.com/opensource.
Crestron, the Crestron logo, 3-Series, and 3-Series Control
System are either trademarks or registered trademarks of
Crestron Electronics, Inc. in the United States and/or other
countries. UL and the UL logo are either trademarks or
registered trademarks of Underwriters Laboratories, Inc. in
the United States and/or other countries. Other trademarks,
registered trademarks, and trade names may be used in this
document to refer to either the entities claiming the marks
and names or their products. Crestron disclaims any
proprietary interest in the marks and names of others.
Crestron is not responsible for errors in typography or
photography.
This document was written by the Technical Publications
department at Crestron.
©2017 Crestron Electronics, Inc.
Crestron Electronics, Inc. Installation Guide
15 Volvo Drive DOC. 7944B
Rockleigh, NJ 07647 (2047636)
Tel: 888.CRESTRON 02.17
Fax: 201.767.7576 Specications subject to
www.crestron.com change without notice.
