Tektronix RSA3408B, Service Manual

Page: 184 / 250

Removal and Installation Procedures
5- 56
RSA3408B Analyzer Service Manual
Procedures for Front Panel Modules
Read the
Access Procedure
on page 5--21 before proceeding. The procedures are
presented in the following order:
H
Front-panel assembly
H
Rotary encoder
H
Front Bezel, Menu Buttons, and Front Panel
H
A60 Front key board
H
A61 Power switch board
H
Preamp power connector
H
RF input connector
H
LCD display
1.
Assemble equipment and locate module to be removed:
a. You will need a #2 Phillips screwdriver (Items 1 and 3).
b. Locate the front panel assembly in the locator diagram Front panel
modules , Figure 5--9 on page 5--19.
c. Remove the front cushions at both sides (refer to the
Front Cushion
procedure on page 5--23).
2. Orient the analyzer: Set the analyzer so its bottom is down on the work
surface and its front is facing you.
3. Remove the front panel assembly: See Figure 5--28.
a. Unplug the preamplifier power cable at J810 on the A50 motherboard.
b. Unplug the cable at J60 on the A50 motherboard.
c. Remove the two screws securing the front-panel assembly to the main
chassis at each side. Lift the front-panel assembly away.
4. Reinstallation: Reverse step 3 to reinstall the front-panel assembly.
Front-Panel Assembly