Norsat O3b 20W BUC - Manual (Page 6)

Do not expose the BUC to standing water. Failure to follow this precaution could result in electric
shock and injury to persons.
1.3.5 Installation of the BUC
The BUC described in this manual should not be installed in an unstable situation because it may
cause serious injuries to persons as well as a severe damage to the BUC.
1.3.6 Power Supply
An external power supply is necessary to convert the input AC to +48V DC, and for the internal
DC/DC converter within the BUC to generate appropriate DC voltages for IF, LO, Up-converter,
SSPA, and DC M&C units.
1.3.7 Equipment Working Conditions
Never perform maintenance or make adjustments to the BUC when the power supply is connected.
1.3.8 Important Safety Information
Read the chapters on Installation and System Operation before powering up the BUC.
Do not connect the AC INPUT (prime power) port to a power source until all the other connections
have been made.
1.3.9 Waveguide
Never operate the BUC without a cable or RF load connected to the RF OUTPUT waveguide.
Never stand in front of or look into the waveguide during BUC operations.
© 2014 Norsat International Inc. Page 6 of 25