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C - 6 ONline Ethernet Bridge Module Installation and Operation Guide
Cable Configuration
Make sure the transceiver cable does not exceed the maximum lengths
described in Table C-3. Also, follow the configuration rules listed below.
Troubleshooting Transceiver Cables
This section describes some of the more common problems you may
encounter with transceiver cables and some possible solutions.
Symptoms of Bad Transceiver Cables
❑ False or excessive collisions
❑ Jabber condition on Bridge Module
❑ Receive Errors (CRC and Alignment)
❑ Severe degradation of system performance
Causes
❑ Improper grounding (pin 1 vs. pin 4).
❑ Bad ground:
Table C-3. Maximum Cable Lengths
From To Cable Type
Maximum
Cable Length
Baseband
Transceiver
Bridge
Module
Ethernet V2.0 or
IEEE 802.3
38 m (125 ft)
Baseband
Transceiver
Bridge
Module
Office Transceiver
Cable (High
Attenuation)
12 m (39.4 ft)
See Cable
Rules