Powerwave Technologies 5JS0045 Multicarrier PCS Power Amplifier User Manual Section 6

Powerwave Technologies Inc Multicarrier PCS Power Amplifier Section 6

User Manual Section 6

044-05077 Rev. A 6-1
TROUBLESHOOTING
6-1 INTRODUCTION
This section contains a list of problems which users have encountered and a few suggested
actions that may correct the problem. If the suggested corrective action does not eliminate the
problem, please contact your Powerwave field representative or the factory for further instructions.
NOTE
Check your sales order and equipment warranty
before attempting to service or repair the unit. Do
not break the seals on equipment under warranty or
the warranty will be null and void. Do not return
equipment for warranty or repair service until proper
shipping instructions are received from the factory.
6-2 TROUBLESHOOTING
Refer to table 6-1 for troubleshooting suggestions.
Table 6-1. Troubleshooting.
SYMPTOM SUGGESTED ACTION
Any voltage indicators (green)
are not lit or blinking
1. Check that subrack power connection is secure.
2. Check for proper power supply voltage.
3. Check fuses or circuit breakers on amplifier or subrack.
4. Verify that amplifier is fully inserted into subrack.
HIGH TEMP alarm (red) is lit 1. Verify fan(s) are operating properly.
2. Check ambient temperature (not to exceed spec – see
table 1-2).
OVER PWR alarm (red) is lit Verify RF input level does not exceed spec – see table 1-2.
VSWR alarm (red) is lit Check output connections and cables for integrity and
tightness.
LOW PWR alarm (red) is lit Contact Powerwave field representative or factory.
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
(949) 809-1100 to obtain this number, or FAX your request to (949) 757-6676. 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.
Section
6

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