Chapter 5: Installation
Installing the copper Cat5e Ethernet interface
3 Fasten one ground cable to the bottom LPU using the M6 (small) lug. Tighten both nuts to a
torque of 5 Nm (3.9 lb ft):
Locking nut
Washer
M6 lug
Washer
Nut
Toothed washer
M10 lug to ground
4 Select a building grounding point near the LPU bracket. Remove paint from the surface and
apply anti-oxidant compound. Fasten the LPU ground cable using the M10 (large) lug.
Install the LPU to PSU drop cable
Use this procedure to terminate the bottom LPU to PSU drop cable with RJ45 connectors at both
ends, and with a cable gland at the LPU end.
Warning
The metal screen of the drop cable is very sharp and may cause personal injury.
ALWAYS wear cut-resistant gloves (check the label to ensure they are cut resistant).
ALWAYS wear protective eyewear. ALWAYS use a rotary blade tool to strip the cable,
not a bladed knife.
Caution
Check that the crimp tool matches the RJ45 connector, otherwise the cable or
connector may be damaged.
1 Cut the drop cable to the length required from bottom LPU to PSU.
2 At the LPU end only:
•
Fit one cable gland and one RJ45 connector by following the procedure
•
Connect this cable and gland to the bottom LPU by following the procedure
drop cable to the ODU (PSU port) and LPU
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