Maintenance and Troubleshooting
9797A-27 C-Band TXRX
7-12
1
Secure Power, tie down antenna with stow braces or
web straps at an elevation of 0 to re-align (or change)
the Modular Drop-in Feed Assembly.
2
Rotate the Modular Drop-in Feed Assembly until the
POLANG STOP is Bottom Dead Center.
3
Engage POLANG MOTOR drive gear (Linear Feeds
ONLY) and tighten the motors mounting screws.
4
Rotate the gear on the POLANG POT until it is in the
center of its range of rotation.
5
Engage POLANG POT driven gear (Linear Feeds
ONLY) and tighten the pots mounting screws.
NOTE: This should cause a reading of about 0120
in the ACU ANTENNA – POL menu display.
6
Remove the tie down stow braces or web straps. Re-
balance the antenna.
7
Target and re-acquire desired satellite.
8
If a CIRCULAR polarized feed is installed skip to step
15.
9
If a LINEAR polarized feed is installed, continue:
10
If MANUAL Polarization will be used, skip to step 13.
11
Set POL TYPE parameter to 72 (for AUTO
polarization mode).
12
Select POL OFFSET parameter to align cross-pol
isolation with the network operation center. While in
POL OFFSET, use the UP or DOWN arrow keys to
optimize polarization as dictated by the network
operation center.
13
Set POL TYPE parameter to 9 (for manual
polarization mode). Manually adjust polarization to
align cross-pol isolation with the network operation
center.
Содержание 9797A-27
Страница 3: ...iii ...
Страница 4: ...iv Revision History REV ECO Date Description By A N A November 4 2004 Initial Release MDN ...
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Страница 28: ...Installation 9797A 27 C Band TXRX 4 8 This Page Intentionally Left Blank ...
Страница 50: ...Maintenance and Troubleshooting 9797A 27 C Band TXRX 7 14 This Page Intentionally Left Blank ...
Страница 58: ...SYSTEM 9797 27 123264 A Concord California Part No Model No Serial No ...
Страница 61: ...SYSTEM BLOCK DIAGRAM C BAND Tx Rx 123265 C1 ...
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Страница 66: ...EF RMC TRANSCEIVER CST 5000 EF DATA 118877 A NOTES UNLESS OTHERWISE SPECIFIED V S REFERENCE ...
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Страница 69: ...AEF SPEC SHIPYARD XX97 121910 A LK ...
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Страница 73: ...RADOME ASSEMBLY 144 111365 L ...
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Страница 81: ...INTERFACE HARNESS ASSEMBLY 115938 H ...
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