Components & Parts

PCB layouts, populated boards, motor assemblies, looms, connectors, and detail shots, archived at full resolution for repair and reference. Click any image to view full-screen. Captions note board names, revisions, and GT2101 locations where known.

LED display module and front-panel assembly for GT2101 — LED Display, front-panel module and readout assembly.

Display Interface board (Disk 1, 3155ST), component side — Display Interface — component side (Disk 1, 3155ST).

Servo Motor Drive board (Disk 2, 3272ST), underside copper and solder — Servo Motor Drive, underside copper/solder reference (Disk 2, 3272ST).

Servo Motor Drive board (Disk 2, 3272ST), component side with pass devices and connectors — Servo Motor Drive, component side (Disk 2, 3272ST).

Reference Oscillator board (Disk 4, 3276ST) with crystal and timing network — Reference Oscillator, crystal/timing network (Disk 4, 3276ST).

Power Supply board (Disk 5, 3285NH) with rectifier and smoothing capacitors — Power Supply, rectification and smoothing (Disk 5, 3285NH).

Power Supply board variant (Disk 5, 3285NH), alternate layout — Power Supply, alternate board photo (Disk 5, 3285NH).

GT2101 motor controller PCB, view showing copper traces and solder joints — Motor controller PCB, with copper and solder joints.

GT2101 motor controller PCB, top view with components, wiring and trimmers — Motor controller PCB, top side with components, wiring and trimmers.

GT2101 motor stator, internal view down the housing showing coil pack and bore — Motor stator, internal view down the housing showing the coil pack.

Contributions welcome — please include board name, view (top/bottom), and any markings or revisions. All images are preserved for restoration and research within the GT2101 archive.