User's Manual

044-05369 Rev A 4-1
Chapter 4
Maintenance
Introduction
This chapter contains instructions for periodic maintenance, testing and troubleshooting for the G3L-2129-140
Multi-Carrier Power Amplifier (MCPA).
Periodic Maintenance
NOTE: Check your sales order and equipment warranty before attempting to service or repair unit. Do not
break seals on equipment under warranty or warranty will be null and void. Do not return equipment for
warranty or repair service until proper shipping instructions are received from factory.
Periodic maintenance requirements for the MCPA are listed in Table 4-1.
MCPA Performance Tests
MCPA Performance tests are only performed at the factory. Refer to the troubleshooting instructions below.
Troubleshooting
Perform the instructions in Table 4-2 in the case of an MCPA fault or alarm.
Table 4-1 Periodic Maintenance Requirements
Task Interval Action
Cleaning 3 Months Inspect for debris especially around front panel vents. Remove
dust with a soft cloth/brush or vacuum cleaner
Performance tests Optional Perform testing in accordance with Paragraph paragraph 6 on
page 1.
Table 4-2 Troubleshooting
Step Action
1 Check for proper DC supply voltage.
2 Set the OFF/ON/RESET switch momentarily to RESET (Up) position.
3 Contact your field representative or the factory if fault does not clear.
DRAFT