Editing Apple Extended Keyboard II (section)

== Physical Construction ==

=== Case Design ===
The AEK II case employed a two-piece construction with distinctive ergonomic features:
* '''Upper housing:''' S-curve profile with integrated key wells
* '''Lower housing:''' Flat base with retractable adjustment mechanism
* '''Material:''' ABS plastic in Platinum gray (Pantone 429C)
* '''Finish:''' Textured matte surface matching Snow White design language
* '''Apple logo:''' Relocated to upper left corner (from lower left on M0115)

=== Adjustable Foot Mechanism ===
A single retractable bar spanning the keyboard width provided typing angle adjustment:
* '''Retracted position:''' 6° typing angle
* '''Extended position:''' 11° typing angle
* '''Construction:''' Reinforced ABS with internal spring mechanism
* '''Common issue:''' Mechanism frequently seized due to plastic deformation

=== Template Posts ===
Two cylindrical posts flanked the function key row:
* '''Height:''' 12mm above case surface
* '''Diameter:''' 5.5mm
* '''Purpose:''' Secure application-specific function key overlays
* '''Material:''' Injection-molded ABS matching case color

=== Internal Structure ===
* '''Mounting plate:''' 1.5mm steel, powder-coated black
* '''PCB layers:''' Double-sided with surface-mount components
* '''RF shield:''' Black conductive liner between PCB and lower case
* '''Stabilizer system:''' Alps-specific wire stabilizers with plastic clips