Tektronix 371B Service Manual page 86

Maintenance
Panel Removal
4-14
H Phillips bit #2
H 3/16 Spin Tight
H 5/15 Spin Tight
These procedures describe how to remove the top, side and rear panels.
Top and Side Panels. Before any assembly can be removed, the top and side
panels must be removed.
1. Remove the four cabinet panel retainers from each corner of the 371B rear
panel.
2. Remove the securing screw at the middle rear of the top panel. Slide the
panel back to remove it from the 371B.
3. Remove the right and left cabinet panels by first removing a securing screw
at the rear-middle of each panel.
4. Press the palm of your hand on the panel and push back slightly to release
the panel from the front casting. Move the top of the panel outward and lift it
from the bottom groove to remove the panel from the 371B.
5. Install panels in the reverse order of removal, beginning with Step 4.
Rear Panel. For most disassembly/assembly purposes, the rear panel does not
have to be completely removed from the main unit. Simply "open" the rear panel
as described in Steps 1 through 4 of the following procedure. Step 5 describes
how to completely disconnect the rear panel from the main unit.
1. Remove any connectors attached to the outside of the rear panel.
2. Remove the top and side panels are previously described.
3. Remove the six screws that secure the rear panel to the main unit.
4. Tilt the rear panel out from the top and carefully lower it away from the main
unit. Do not stretch any connector wires inside the panel.
5. To completely disconnect the rear panel from the main unit, perform the
following:
a. Remove the drawer unit from the main unit as described in its removal/
assembly procedure (immediately following).
b. Remove the two screws that secure the power switch to the rear chassis.
The power switch is located to the right of the main unit/drawer unit
connectors.
371B Service Manual