Philips TW0200 User Manual

Page 44

Advertising
background image

- Tele command status TC1, TC2 OFF.

-

supervisory card out.

-

ous alarm on Transmitter.

-

/ front panel synthesizer goes 0/0 lock.

ecovered.

arranging loop from other station.


% DM 0.045

7-4.5 C

ial Feeder.

/8 coaxial Cu 50 Ω.

9.1 mm.

28.9 mm

er.



6. BITE Alarms: -
- Eqpt fail: - Any Eqpt failure.
- System fail: - Any System failure.

Microprocessor fail: - When processor in

- OB call tone busy: - When Bus call is sent

EOW: - When O/W call is in progress.

7. Alarms: - Monitor following vari
- Data fail T/R unit when I/P HDB3 data failure.
- RF fails in BITE. When power <+30 dBm.
- TLO unlock when synthesizer goes out

Receiver

RLO unlock in BITE

- Synch fail in BITE when synch is not r
- BER LED in BITE BER worst than E

-3.


8. Check all Tower A/T points as per test schedule along with Earth measurement.

9. Stability: - Put ON stability for 24 Hours by

Limit: - % ES 0.18
% SES 0.003 revised 0.00045

omponents of System in brief:-

- Feeder cable: - Coax
- Cable LCF, 7
- Inner Cu tube
- Dielectric foam : - P.E 22.0mm
Outer conductor 24.9mm
- Jacket: - polythene black
- Attenuation 6.5 dB/ 100 m
- Antenna
- 2.4 meter diamet
- Grid parabolic.








195

Advertising