Tektronix TDS3000 Sprinkler User Manual


 
Maintenance
TDS3000 Series Service Manual
6–11
8. While pressing in on the hub assembly with your fingers, rotate the handle to
its full upright position. The hub assembly should rotate with the handle.
9. Use the
1
8
inch flat-bladed screwdriver to push the metal pin in to lock the
hub assembly.
10. Verify that both hub assemblies do not rotate when you rotate the handle.
11. Snap the hub covers into place over the hub assemblies. See Figure 6–3.
Hub cover
Figure 6–3: Reinstalling a hub cover
You will need a Torx T-15 screwdriver to remove the rear case.
Removal. Use this procedure to remove the rear case, feet, communication
module cover, communication module guide, and disk drive.
NOTE. You must remove the handle assembly before you can remove the rear
case. Follow the procedure on page 6–7 to remove the handle.
1. Place the oscilloscope face down on soft surface (such as an anti-static mat),
with the bottom facing you.
2. Remove the screw just below the parallel printer port.
3. Remove the communication module cover or any communication module
that may be installed.
4. Lift the rear cover off of the oscilloscope chassis.
5. Remove both feet if necessary to replace them, otherwise leave the feet
installed in the back cabinet.
Rear Case