Serial Port - Cisco 819 Installation Manual

Chapter 1 Product Overview
Table 1-15 Cisco Extension Cables for Use with 4G LTE Antennas (continued)
Cisco Product Number
4G-CAB-LMR240-50
4G-CAB-LMR240-75
4G-CAB-LMR240-25N
4G-CAB-ULL-20
4G-CAB-ULL-50
CAB-L400-20-TNC-N
CAB-L400-50-TNC-N
CAB-L400-20-N-N
1. Cable can be routed within building plenum spaces.

Serial Port

The Cisco standard High Speed Smart Serial 12-in-1 connector allows the highest flexibility of
connections to various DTE/DCE devices. The 12-in-1 serial interface pins connect to the FPGA. The
FPGA configures the pin directions based on the cable type used.
of the 12-in-1 serial port. For more information, see
OL-23125-02
Maximum Insertion
Cable Length Loss
50 ft (15 m) 4.1 dB at 700 MHz
7.4 dB at 2.6 GHz
75 ft (23 m) 6.1 dB at 700 MHz
11.0 dB at 2.6 GHz
25 ft (7.6 m) 2.1 dB at 700 MHz
4.0 dB at 2600 MHz
20 ft (6 m) 1.8 dB
50 ft (15 m) 4.2 dB
20 ft (6 m) 1.75 dB
50 ft (15 m) 4.0 dB
20 ft (6 m) 2.75 dB
Frequency (MHz)
700 to 1000 MHz
1700 to 2600 MHz
700 to 1000 MHz
1700 to 2600 MHz
700 to 1000 MHz
1700 to 2600 MHz
700 to 2600 MHz
700 to 2600 MHz
700 to 2600 MHz
700 to 2600 MHz
700 to 2600 MHz
About Serial
Cisco 819 Integrated Services Router Hardware Installation Guide
Hardware Features
Color Plenum Rated?
Black Yes
Black Yes
Black No
Black Yes
Black Yes
Black No
Black No
Black No
Figure 1-6 shows the magnified view
Connections.
1
1-23