Removing And Replacing The Midweb And The B1 Fan - Agilent Technologies E8362A Service Manual

PNA Series Microwave Network Analyzers
E8362A, E8363A, E8364A

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
Assembly" on page
3. Remove the outer and inner covers. Refer to
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
and Replacing the A27, A28, A29, and A30 First Converters (Mixers) and Mixer Bias
Board" on page 7-48.
5. Remove the A12 source 20. Refer to
page 7-22.
6. Remove the A11 phase lock board. Refer to
Lock Board" on page
7. Remove the A4 power supply assembly. Refer to
Supply Assembly" on page
8. Remove the card cage boards (A6, A8, and A10). Refer to
A6, A8, and A10 Boards" on page
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.
Service Guide E8364-90001
7-10.
"Removing and Replacing the A12 Source 20" on
7-20.
7-16.
7-18.
Repair and Replacement Procedures
Removing and Replacing the Midweb and the B1 Fan
"Removing and Replacing the Front Panel
"Removing the Covers" on page
"Removing and Replacing the A11 Phase
"Removing and Replacing the A4 Power
"Removing and Replacing the
7-6.
"Removing
7- 67