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7-74
Service Guide E8364-90026
Repair and Replacement Procedures
PNA Series Microwave Network Analyzers
Removing and Replacing the Midweb and the B1 Fan
E8362B, E8363B, E8364B
Removing and Replacing the Midweb and the B1 Fan
Tools Required
• T-10 TORX driver (set to 9 in-lb)
• T-20 TORX driver (set to 21 in-lb)
• Pozidriv screw driver
• 5/16-inch open-end torque wrench (set to 10 in-lb)
• ESD grounding wrist strap
Removal Procedure
1. Disconnect the power cord.
2. Remove the front panel assembly. Refer to
“Removing and Replacing the Front Panel
3. Remove the outer and inner covers. Refer to
“Removing the Covers” on page 7-6
.
4. On the bottom side of the analyzer, remove the A27–A30 first converters (mixers). This
is necessary to gain access to one of the midweb mounting screws. Refer to
5. Remove the A13 (Option 080) frequency offset receiver assembly, if present. Refer to
“Removing and Replacing the A13 Frequency Offset Receiver Assembly” on page 7-24
6. Remove the A12 source 20. Refer to
“Removing and Replacing the A12 Source 20” on
7. Remove the A11 phase lock board. Refer to
“Removing and Replacing the A11 Phase
8. Remove the A4 power supply assembly. Refer to
“Removing and Replacing the A4 Power
9. Remove the card cage boards (A6, A8, and A10). Remove A9 (Option 080), if present.
“Removing and Replacing the A6, A8, A9, and A10 Boards” on page 7-18
NOTE
This procedure has two parts: removing the midweb and removing the fan
from the midweb. You must remove the midweb before removing the fan.
Summary of Contents for E8362B
Page 11: ...Service Guide E8364 90026 1 1 1 Safety and Regulatory Information ...
Page 19: ...Service Guide E8364 90026 2 1 2 General Product Information ...
Page 33: ...Service Guide E8364 90026 3 1 3 Tests and Adjustments ...
Page 83: ...Service Guide E8364 90026 4 1 4 Troubleshooting ...
Page 151: ...Service Guide E8364 90026 5 1 5 Theory of Operation ...
Page 185: ...Service Guide E8364 90026 6 1 6 Replaceable Parts ...
Page 269: ...Service Guide E8364 90026 7 1 7 Repair and Replacement Procedures ...
Page 351: ...Service Guide E8364 90026 8 1 8 General Purpose Maintenance Procedures ...