User Manual

MCA9129-90MCA9129-90-A Installation & Service Manual
Ó Copyright Powerwave Technologies, Inc., July 2001. All rights reserved
044-05060 Rev. C 6-4 July 2001November 2002
A. An accompanied alarm indicating a critical amplifier fault (i.e. Loop Fail fault). Such as:
· Loop Fail
· DC Fail
· Input Overdrive
· Low Power
· Error Amp Over Current
For the alarm conditions above, the DB-9 connector on the front panel must be inter-
faced via RS-232 with a PC to determine exact cause for shutdown. This information is
accessible with a Powerwave GUI interface program and the flight recorder provided in
the amplifier software.
B. The front panel disable switch is in the down position.
B.A response to a subrack command, purposely inhibiting the amplifier (i.e. Sleep Mode acti-
vation)
C.Improper seating of the amplifier in the subrack.
2. Ensure the amplifier thumbscrews are properly tightened. Reset the amplifier by momentarily
pressing the Reset button on the amplifier front panel up.
3. Try seating the amplifier in another subrack slot.
4. Try seating the amplifier in a subrack in another sector.
6-3 Return for Service Procedures
When returning products to Powerwave, the following procedures will ensure optimum response.
6-3.1 Obtaining an RMA
A Return Material Authorization (RMA) number must be obtained prior to returning equipment to
the factory for service. Please contact our Repair Department at [phone] or (714) 466-
1000 to obtain this number, or FAX your request to [phone]. Failure to obtain this RMA
number may result in delays in receiving repair service.
6-3.2 Repackaging for Shipment
To ensure safe shipment of the amplifier, it is recommended that the package designed for the
amplifier be used. The original packaging material is reusable. If it is not available, contact our
Repair Department for packing materials and information.