Rear Cover And Cabinet - Sony Tektronix AWG2021 Service Manual

Removal and Installation Procedures

Rear Cover and Cabinet

6-18
1. Assemble equipment and locate modules to be removed:
a. You will need a screwdriver with size T-9 and T-15 TorxR tips to do this
procedure.
b. Make sure the AWG2021 front cover (optional accessory) is installed. If
it is not, install it by snapping the edges of the front cover over the trim
ring.
c. Locate the rear cover and cabinet in the locator diagram, External
Modules, Figure 6–3.
2. Orient instrument: Set the AWG2021 face down, with the front cover on the
work surface and the instrument bottom facing you (see Figure 6–7).
3. Disconnect line cord: Do the Line Fuse and Line Cord procedure on
page 6–17, removing only the line cord.
4. Remove rear cover: Using a screwdriver with a size T-15 TorxR tip, remove
the four screws securing the rear cover to the instrument. Lift off the rear
cover.
5. Orient instrument: Set the AWG2021 face down, with the front cover on the
work surface and right side facing you.
6. Remove floppy disk drive bezel: Using a screwdriver with a size T-9 TorxR
tip, remove the four screws securing the floppy-disk drive bezel to the
cabinet. Lift off the floppy-disk drive bezel.
7. Remove cabinet:
CAUTION. To prevent damaging the eject button, make sure floppy disk is not
inserted in the floppy disk drive, before removing the cabinet from the AWG2021.
a. Using a screwdriver with a size T-15 TorxR tip, remove the screw
securing the left side of the cabinet to the instrument.
b. Grasp the right and left edges of the cabinet toward the back.
c. Pull upward to slide the cabinet off the instrument. Take care not to bind
or snag the cabinet on internal cabling as you remove it.
8. Reinstall cabinet and rear cover:
a. Do steps 3 through 7 in reverse order to reinstall the cabinet.
b. Take care not to bind or snag the cabinet on internal cabling; redress
cables as necessary.
AWG2021 Service Manual