Specifications
Crestron CP3 & CP3N    3-Series Control Systems 
Operations Guide – DOC. 7316C  3-Series Control Systems: CP3 & CP3N • 11 
Connectors, Controls & Indicators (Continued) 
#  CONNECTORS*, 
CONTROLS & 
INDICATORS 
DESCRIPTION 
14  CONTROL SUBNET 
(CP3N Only) 
Amber/
Green
LED
Amber
LED
Pin 8
Pin 1
(1) 8-pin RJ-45 with two LED indicators; 
10/100/1000BASE-T Ethernet port; 
Left LED indicates link status; 
  Amber: Link – 1 Gbps 
  Green: Link – 100 Mbps 
  Off: No link or Link – 10 Mbps 
Right LED indicates Ethernet activity 
  Flashing: Activity – Flash rate depends 
  on amount of activity 
  Off: No Activity 
Provides a dedicated local network for 
Crestron Ethernet devices 
PIN 
SIGNAL 
PIN 
SIGNAL 
1 
BI_DA + 
5 
BI_DC - 
2 
BI_DA- - 
6 
BI_DB - 
3 
BI_DB + 
7 
BI_DD + 
4 
BI_DC + 
8 
BI_DD - 
15  NET 
GY Z
24
(1) 4-pin 3.5 mm detachable terminal block, 
Cresnet master port; 
Outputs power to Cresnet devices if a power 
pack is connected to the 24 Vdc power input 
jack; 
Receives Cresnet network power if no power 
pack is connected to the 24 Vdc power input 
jack  
  24:  Power (24 volts dc) 
  Y:  Data 
  Z:  Data 
  G:  Ground 
16  24VDC 2.0A  
(1) 2.1 mm barrel dc power jack,  
24 volt dc power input 
Power supply included; 
Passes through to NET port to power 
Cresnet devices 
17  G 
(1) 6–32 screw, chassis ground lug 
*  Interface connectors for RELAY OUTPUT, I/O, IR-SERIAL OUTPUT, COM1, COM 2, COM 3, 
and NET ports are provided with the unit. 










