Installation Manual

Table Of Contents
Aligning the IFU
28 GHz Fast Ethernet IFU Installation (9/17/99) - R0.1 4-3
CONFIDENTIAL & PROPRIETARY
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Aligning the IFU
To align the IFU:
1 Loosen the four vertical alignment screws on the IFU mounting bracket.
2 Coarse align the near-end IFU to the far-end IFU pair and the far-end IFU
to the near-end IFU using an optical alignment tool (see Figure 4-1).
Figure 4-1. Coarse Alignment
3 Loosen the horizontal alignment nut on the holding bracket. Coarse align
the near-end IFU to the designated far-end IFU using an optical alignment
tool.
4 Tighten the four vertical screws and single horizontal nut on the IFU
mounting bracket.
DANGER HIGH VOLTAGE HAZARD: Do not work
on the system or connect or disconnect cables during
periods of lightning activity, rainy weather, or both.
DANGER LHASARD DU TENSION ÉLEVÉ : Ne
pas travailler sur le système ni brancher ni débrancher les
câbles durant lactivité de la foudre, par de temps
pluvieux, ou tous le deux.
COARSE ALIGN
NEAR-END IFU
NEAR-END
FAR-END
COARSE ALIGN
FAR-END IFU
NEAR-END
FAR-END