Huawei RTN 380e V100R007 Quick Installation Manual page 15

Aligning Antennas
Relationship Between RSSI Port Voltage and Receive Signal Level
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Appendix
Moistureproofing the Connectors of GE(o), COMBO, GE(e) and P&E ports
Connect GE ports to the RTN 380e and then moistureproof them.
30 mm
Root
30 mm
Moistureproof a connector as follows:
1. Wrap one layer of PVC tape around the moistureproofed part.
2. Wrap one layer of waterproof insulation tape outside the PVC tape. Ensure that the waterproof insulation tape completely
covers the PVC tape (including the edges).
3. Wrap one layer of PVC tape outside the waterproof insulation tape.
4. Secure the tape by using outdoor binding straps at the positions 1 cm to the wrapping edges.
Waterproofing the Ground Clip
1. Wrap one layer of PVC tape around the exposed part of the group clip.
2. Wrap three layers of waterproof insulation tape outside the PVC tape.
3. Wrap three layers of PVC tape outside the waterproof insulation tape.
4. Secure the tape by using outdoor binding straps at the positions 1 cm to the wrapping edges.
PVC tape
Length between the root of the GE(o)
/COMBO port connector and the
lower edge of the moistureproofed
part: 30 mm
The entire GE(e)/P&E port
connector and the length between
the root of the connector and the
Root lower edge of the moistureproofed
30 mm part: 30 mm
Moistureproofed part
Waterproof insulation tape
For details on how to use the
waterproof insulation tape, see
instructions provided by the tape
vendor.