Tektronix RSA3408B, Service Manual

Page: 156 / 250

Removal and Installation Procedures
5- 28
RSA3408B Analyzer Service Manual
3. Remove the RF3 module: See Figure 5--15. Also see Figure 5--37 on
page 5--75 for the cable interconnection.
a. Using a
5
@
16
inch wrench, disconnect the SMA cable W201 on the RF3
module.
b.
Using a SMA torque driver with a long type bit (Item 6 and 7),
disconnect the SMA cable W105 on the RF3 module.
c. Using a
5
@
16
inch wrench, disconnect the SMA cable W106 on the RF3
module.
d. Unplug the SMB cables W26, W27, and W307 on the RF3 module.
e. Unplug the cable W28 on the RF4 module (not on the RF3 because the
connector is hard to reach from the top).
f.
Remove the two screws securing the module to the main chassis.
Lift the module up.
4. Reinstallation: Reverse step 3 to reinstall the RF3 module.
1.
Assemble equipment and locate module to be removed:
a. You will need a #2 Phillips screwdriver.
b. Locate the RF4 module in the locator diagram RF Modules , Figure 5--3
on page 5--13.
2.
Orient the analyzer: Set the analyzer so the bottom is down on the work
surface and its front is facing you.
3. Remove the RF4 module: See Figure 5--15. Also see Figure 5--37 on
page 5--75 for the cable interconnection.
a. Unplug the following SMB cables on the RF4 module:
W27, W23, W26, W13, W21, W32, W22, and W29.
b.
Unplug the cable W28 on the RF4 module.
c. Remove the two screws securing the module to the main chassis.
Lift the module up.
4.
Reinstallation: Reverse step 3 to reinstall the RF4 module.
RF4 Module