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Chapter 6
Replacement Procedure
Replacing an Assembly
Replacing an Assembly
The following steps show the sequence for replacing an assembly in a E5071C RF
Network Analyzer.
1. Identify the faulty group. Refer to Chapter 4, “Troubleshooting.”
2. Order a replacement assembly. Refer to Chapter 5, “Replaceable Parts.”
3. Replace the faulty assembly and determine what adjustments are necessary. Refer to
This chapter and Chapter 7, “Post-Repair Procedures.”
4. Perform the necessary adjustments. Refer to Chapter 3, “Adjustment.”
5. Perform the necessary performance tests. Refer to Chapter 2, “Performance Test.”
WARNING
These servicing instructions are for use by qualified personnel only. To avoid
electrical shock, do not perform any servicing unless you are qualified to do so.
WARNING
The opening of covers or removal of parts is likely to expose dangerous voltages.
Disconnect the instrument from its power supply.
CAUTION
Many of the assemblies in this instrument are very susceptible to damage from ESD
(electrostatic discharge). Perform the following procedures only at a static-safe workstation
and wear a grounding strap.
Please refer to the following table for the tightening torque of screws if no torque is
specified by this chapter.
Screw
Driver
Recommended Torque
M2.5
T8
0.56 N-m ( 5.0 lb-in)
M3
T10
1.02 N-m ( 9.0 lb-in)
M3.5
T15
1.58 N-m (14.0 lb-in)
M4
T20
2.37N-m (21.0 lb-in)
Summary of Contents for E5071C
Page 14: ...14 Contents ...
Page 168: ...168 Chapter2 Performance Test E5071C Performance Test Record ...
Page 212: ...212 Chapter4 Troubleshooting To configure the CPU Mother Board Assembly and BIOS ...
Page 262: ...262 Chapter5 Replaceable Parts Power Cables and Plug Configurations ...
Page 326: ...326 Chapter6 Replacement Procedure Probe Power and Power Switch Board Replacement ...
Page 332: ...332 Chapter7 Post Repair Procedures Post Repair Procedures ...
Page 360: ...360 AppendixB System Recovery Calibration of the Touch Screen ...
Page 364: ...364 AppendixC Firmware Update Firmware Update ...
Page 365: ...365 D Power Requirement D Power Requirement ...