Teledyne 3010PA Operating Instructions Manual page 23

3 Installation
Hinge
Figure 3-1: Front Panel of the Model 3010 Control Unit
Figure 3-2: Single and Dual 19" Rack Mounts
All operator controls are mounted on the control panel, which is hinged
on the left edge and doubles as a door to provide access to the internal
components of the instrument. The door is spring loaded and will swing
open when the button in the center of the latch (upper right corner) is pressed
3-2: Part I
Model 3010
PA
Mounting
Holes (4)
Latch