IBM 3350-A2 Disk Storage Manuals

Manuals and User Guides for IBM 3350-A2 Disk Storage. We have 1 IBM 3350-A2 Disk Storage manual available for free PDF download: Reference Manual

IBM 3350-A2 Reference Manual

IBM 3350-A2 Reference Manual (56 pages)

Direct Access Storage 3350 SERIES

Brand: IBM | Category: Storage | Size: 7.84 MB

Table of Contents

Table of Contents
3
Introduction
5
Highlights
5
General Description
5
Figure L. IBM 3350 Disk Storage
6
IBM 3350 Attachment
7
- Attachment to 3850 System
  7
Compatibility with Existing Storage
7
Models and Special Features
8
3350Models
8
Special Features
8
- String Switch
  8
- Primary Controller Adapter
  8
Figure 2. Basic 3350 Characteristics
9
3350 Head/Disk Assembly
9
Data Formats
10
Data Groups
10
Record Format
10
- Count Area
  10
- Key Area
  10
- Data Area
  10
Track Format
10
- Home Address
  10
- Record Zero
  10
- Data Records
  10
Write Padding
11
Figure 3. 3350 Track Format
12
Error Correction Table
13
Track Capacity
14
Input/Output Operations
19
Drive Modes
19
Access and Data Transfer Time
21
- Seek Time
  21
- Head Selection Time
  21
- Latency
  21
- Data Transfer Rate
  21
Data Integrity and Security
22
- Write Protect
  22
- Seek Verification
  22
- File Protection
  22
Error Recovery
23
Error Correction Function
23
Error Recovery Action
23
Channel Commands
29
Control Commands
29
Search Commands
29
Read Commands
29
Sense Commands
29
Format Write Commands
29
Update Write Commands
29
Figure 11. Control Commands
30
Figure 12. Search Commands
31
Figure 13. Read Commands
32
Figure 14. Sense Commands
33
Figure 15. Format Write Commands
34
Figure 16. Update Write Commands
34
Sense Data
35
Sense Byte Summary
35
Figure 17. Sense Bytes 0 through 7 Summary
36
Sense Bytes 0- 7 Summary
36
Figure 18. Sense Byte 0 Description
37
Figure 19. Sense Byte L Description
38
Figure 20. Sense Bytes 2 through 5 Descriptions. 35 Figure 21. Sense Bytes 6 and 7 Descriptions
40
Figure 22. Format Messages
41
Figure 23. Format L Summary
42
Figure 24. Format 4 Summary
44
Figure 25. Format 5 Summary
45
Figure 26. Format 6 Summary
46
Operator Controls and Indicators
47
Operator Panel
47
- Ready Lamp
  47
- Attention Pushbutton
  47
- Read, R/W Switch
  47
- Start/Stop Switch
  47
- Figure 27. 3350 Operator Panel
  47
Power Control Panel (A2/ A2F)
48
- Power on Switch
  48
- Enable Power off Switch
  48
- Power on Indicator
  48
- A and B Enable/Disable Switches
  48
Controller Assignment Panel (C2/C2F)
48
Index
49

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