Tektronix RSA3303A Service Manual page 191

Procedures for Front Panel Modules
Front-Panel Assembly
RSA3303A & RSA3308A Service Manual
Read the Access Procedure on page 6- -22 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 6- -10, page 6- -20.
c. Remove the front cushions at both sides (Refer to the Front Cushion
procedure on page 6- -24).
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 6- -27.
a. Unplug the preamplifier power cable at J810 on the A50 Mother board.
b. Unplug the cable at J60 on the A50 Mother board.
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.
Removal and Installation Procedures
6- 57