RX01/RX02 Pocket Service Guide

This document is the "RX01/RX02 Pocket Service Guide" published by Digital Equipment Corporation, intended for field service technicians.

It serves as a comprehensive guide for the RX01 and RX02 disk drive subsystems, covering:

1. Troubleshooting: Provides charts for common failures, intermittent problems, power supply voltage checks, diagnostic error code definitions, and bootstrap routines for various system configurations (RX8/RX28, RX11/RXV11, RX211/RXV21).
2. Mechanical Servicing: Details procedures for the removal, replacement, and cleaning of various components, including the disk drive assembly, controller board, read/write board, power supply, drive belt, AC motor pulley, door handle, read/write head, and stepper motor lead shaft.
3. Alignment and Adjustment: Offers instructions for adjusting the handle latch wire, drive belt and AC motor pulley, and head gap.

The guide also includes a spare parts list and explicitly notes that it does not cover PDT floppy drives.