M12 A-Coded Eight-Pin (Pre-September 2016 Only) - Cisco FM4200 Installation And Configuration Manual

Terminal 2: Not used
Terminal 3: V1- (Blue wire)
Terminal 4: Not used
Terminal 5: Ground / Earth (Gray wire)
NOTE
The radio trasceiver does not make use of a dual-redundant
power supply. Therefore, terminals 2 and 4 are not used.

M12 A-coded eight-pin (pre-September 2016 only)

Female M12 A-coded eight-pin connectors (below) are used only on
Cisco Cisco 4200-series and Cisco 4500-series units manufactured
before September 2016.
When splicing a female M12 A-coded eight-pin connector to one end of an
Ethernet cable, and a male RJ45 Ethernet connector to the other end of
the Ethernet cable, the terminal assignments are as follows:
• Terminal 1 of M12A (Blue wire with white tracer) to terminal 5 of
RJ45.
• Terminal 2 of M12A (Brown wire with white tracer) to terminal 7 of
RJ45.
• Terminal 3 of M12A (Brown wire) to terminal 8 of RJ45.
• Terminal 4 of M12A (Orange wire) to terminal 2 of RJ45.
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