R – Drive Processor

Overview

The main tasks of the drive processor module are:

a) To accept and interpret commands from control module S
b) Radial tracking and access
c) Manchester code reading
d) Display on screen drive
e) Start-up sequence of the disc drive
f) Local control: 'standby' and 'eject'
g) Audio and video switching
h) Service diagnostics

Top-view of PCB

Bottom-view of PCB