Alcatel 9900 User Manual page 49

NIT tool
mains 85 – 264 VAC
47 – 63 HZ
"Site" caxial cable (link RT/NT)
Figure 36 – RT antenna fine alignment assembly diagram
Stages
IN VIEW OF THE FACT THAT THE SIDE LOBES ARE QUITE ADJACENT (4 TO 5 )
AND AT QUITE A HIGH LEVEL (–15dB), BE SURE THAT ALIGNMENT IS CARRIED OUT
WITH RESPECT TO THE MAIN LOBE.
1. Using the Allen key, loosen the screws (ref. 1, Figure 38).
2. Adjust the RT unit by sweeping horizontally in either direction until the maximum receive level is found.
3. If no reception level is detected, lock the bearing alignment and repeat the elevation alignment procedure.
Check installation for ploarization, connection..., in failure case.
3CC11095AAAA TQ BJA 02
Headset
RIT/ Headset tool cable
side lobe
Figure 37 – Main lobe and side lobes
Issue 02 - January 04, 2000
RT/RIT link cable (tool cable)
RIT tool
main lobe
RT
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