Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Digital Equipment Manuals
Floppy Disk Drive
RX02
Technical manual
Digital Equipment RX02 Technical Manual
Floppy disk system
Hide thumbs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
page
of
163
Go
/
163
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Figures (Coot)
Preface
Chapter 1 General Information
Introduction
General Des<:: Ri Ption
Interface Modules
Microprogrammed Controller
Read/Write Electronics
Electromechanical Drive
Power Supply
Option Description
Operation for Single Density Recording Only (RX8E, RXII, Rxvll)
Operation
LSI-II Operation
Operation
PDP-II Operation
Specifications
Systems Compatibility
Media
Recording Scheme
Double Frequency (FM)
Miller Code (MFM)
Logical Format
Header Field Description
Data Field Description
Track Usage
Chapter 2 Installation
Site Preparation
Space
Cabling
AC Power
Power Requirements
Input Power Modification Requirements
Fire and Safety Precautions
Configuration Guidelines
Environmental Considerations
General
Temperature, Relative Humidity
Heat Dissipation
Radiated &Nissions
Cleanliness
Unpacking and Inspection
General
Tools
Unpacking
Cabinet-Mounted
Separate Container
Inspection
Installation
Chapter 3 User Information
Customer Responsibility
Care of Media
Handling Practices and Precautions
Diskette Storage
Short Term (Available for Immediate Use)
Long Term
Shipping Diskettes
Operating Instructions
Operator Troubleshooting
Chapter 4 Programming
RX8E and RX28 PROGRAMMING INFORMATION
Device Codes
Instruction Set
RX8E Load Command (LCD) - 67Xl
RX28 Load Command - (First Byte 67Xl, Second Byte 67X2)
Transfer Data Register (XDR) - 67X2
SER - 67X4
SDN - 67X5
INTR - 67X6
INIT - 67X7
Register Description
Command Register
Error Code Register
RX2TA - RX Track Address
RX2DB - RX Data Buffer
RX8E - RX Error and Status
RX28 - RX Error and Status
Function Code Description
Fill Buffer (000)
Empty Buffer (001)
Write Sector (010)
Read Sector (011)
Maintenance Read Status (101) for RX28 Only
Read Status (101) for Rx8Eonly
Write Deleted da Ta Sector ( 11 0)
Read Error Code Function (111)
Power Fail
Rx8E
RX8E Programming Examples
Write/Write Deleted Data/Read Functions
Empty Buffer Function
Fill Buffer Function
RX28 Programming Examples
RXII and Rxvl1 PROGRAMMING INFORMATION
Register and Vector Addresses
Register Description
RXCS - Command and Status (177170)
RXDB - Data Buffer Register (177172)
RXTA - RX Track Address
RXSA - RX Sector Address
RXDB - RX Data Buffer
RXES - RX Error and Status
Function Codes
Power Fail
Programming Examples
Restrictions and Programming Pitfalls
RX211 and RXV21 PROGRAMMING INFORMATION
Register and Vector Addresses
Register Description
Fill Buffer (000)
Empty Buffer (001)
Write Sector (010)
Read Sector (011)
Set Media Density (100)
Maintenance Read Status (101)
Write Sector with Deleted Data (110)
Read Error Code (111)
RX02 Power Fail
Error Recovery
Write/Fill Buffer
Read/Empty Buffer
Chapter 5 Theory of Operation
Overall System Block Diagram
Omnibus to RX8E/RX28 Interface Signals
Interface Module to ~CPU Controller Signals
CPU Controller to Read/Write Electronics Signals
Read/Write Electronics to Drive Signals
Interrupt Control and Skip Logic
C Line Select Logic
Interface Register
Sequence and Function Control Logic
Rxll Interface (M7846) Block Diagram Description
Address Decoder
Data Path Selection
Interface Data Buffer Register
Sequence and Function Control Logic
Initialize Logic
RX211 Interface (M8256) Block Diagram Description
Address Decoder, Buffer Selector, SSYN Register
Command and Status Buffer
Input/Output Transceiver, Buffer Selector
Input/Output Transceiver and Transmit/Receive Data Circuit
Bus Control Circuits
Unit Level Description
Microprogrammed Controller (M7744) Hardware Description
PROM, ROM Register, Processor and Sequencer Circuits
Branch Control Circuits
I/O Control Circuits
Sector Buffer and Control Circuits
Data Selection and CRC Circuits
Timing and Synchronizing Circuits
Power Fail Circuit
Microprogrammed Controller Software Description
Initialize Routine
Find Header (FIND HD) Subroutine
Read Address Mark (RDAM) Subroutine
Read (RD) Sector Subroutine
Write/Write Sector Subroutine
Read Error Register (RDERRG) and Set Density (SET DEN) Subroutines
Fill/Empty Buffer Routine
Find Track Subroutine
Write/Write Sector Subroutine Flowchart
Read Error Register and Set Density Subroutines Flowchart
Fill/Empty Buffer Routine Flowchart
Select Drive and Find Track Subroutines Flowchart
Decode Command (DECCMD) Routine
Find Sector (FINDSE), Send Word 12 (SNDWI2)
Decode Command Routine Flowchart
Maintenance Read Status and Check Ready Subroutines Flowchart
Get Parameter, Step Head, Wait, Wait Run, and Write Zeros
Find Sector, Send Word 12, Send Word 8, Get Command and Get Word
Flowchart Subroutines
Maintenance Check Ready Subroutine Flowchart
Read/Write Electronics Block Diagram
Data SYNC Timing Diagram
Drive Mechanism
Positioning Mechanism
Head Load Mechanism
Centering Cone and Drive Hub
Positioning Mechanism
Chapter 6 Maintenance
Equipment Care
M7744, M7745 Failures
Drive Failures
Troubleshooting with Diagnostics
Troubleshooting Without a Diagnostic
Troubleshooting Chart
And CM05-8 Based Systems
Removal and Replacement
Module Replacement Procedures
Advertisement
Quick Links
Download this manual
!DmD~lI
RX02
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Chapters
Table of Contents
4
Figures (Coot)
12
Table of Contents
Troubleshooting
OPERATING INSTRUCTIONS
41
CHAPTER 6 MAINTENANCE
147
TROUBLESHOOTING WITHOUT A DIAGNOSTIC
148
Troubleshooting Chart
149
Need help?
Do you have a question about the RX02 and is the answer not in the manual?
Ask a question
Questions and answers
Subscribe to Our Youtube Channel
Related Manuals for Digital Equipment RX02
Floppy Disk Drive Digital Equipment RL01 Technical Manual
Volume ii service procedures (175 pages)
Floppy Disk Drive Digital Equipment RX8 Maintenance Manual
Floppy disk system (126 pages)
Floppy Disk Drive Digital Equipment RX8 Maintenance Manual
System (125 pages)
Related Products for Digital Equipment RX02
Digital Equipment RX8
Digital Equipment RX11
Digital Equipment StorageWorks RA7000
Digital Equipment RA73
Digital Equipment RA71
Digital Equipment RRD43
Digital Equipment RK06
Digital Equipment RK07
Digital Equipment RL01
Digital Equipment StorageWorks RW555
Digital Equipment RK05 Series
Digital Equipment RK05AA
Digital Equipment RK05AB
Digital Equipment RK05BA
Digital Equipment RK05J
Digital Equipment DECdisk RS09
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the RX02 and is the answer not in the manual?
Questions and answers