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9248
SDS 9248 Manuals
Manuals and User Guides for SDS 9248. We have
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SDS 9248 manual available for free PDF download: Technical Manual
SDS 9248 Technical Manual (94 pages)
MAGNETIC TAPE
Brand:
SDS
| Category:
Storage
| Size: 4 MB
Table of Contents
Section 1
8
Table of Contents
8
Operating Instructions Magnetic Tape Systems
9
Controls and Indicators
9
A-1. Manual Control Panel
9
A-2. Auxiliary Control Panel
9
Operatihg Instructions
9
Operator Control Panels
9
B-1. Power Application
10
B-2. Tape Threading Procedure
10
2 Power Control Panels
10
3 Magnetic Tape Threading Procedure
11
Placement of Load-Point and End-Of-Reel Markers
12
4 Location of Load-Point and End-Of-Reel Markers
12
Section 2
15
Program Restrictions
17
A-3. Signals from the Tape Unit
18
Write Operations
19
B-1. Writing a Tape Record
19
B-2. Erasing Tape
19
B-3. Writing at the Ends of the Tape
20
B-4. Writing an End-Of-File Record
20
Read Operations
20
C-1. Reading a Tape Record
20
C-2. Reading an End-Of-File
21
C-3. Reading at the End of the Tape
21
Scan and Search Operations
21
D-1. Scantape
21
Search
21
D-3. Scanning an End-Of-File Record
22
D-4. Scanning at the Ends of the Tape
22
Space and Rewind
22
E-1. Spacing
22
E-2. Rewinding
22
Summary of Tape Operation Codes
23
F-1. Test Conditions
23
F-2. Tape Functions
23
Section 3
30
General
31
Logic Description
31
Selection and Starting
31
Rewind
32
Beginning and End-Of-Reel Control
33
Photosensing
33
Testto
34
Magnetic Tape Control Timing
35
Character Recording
43
Character Reading
46
Data Translation
51
Error Detector, Wes
52
Gap Interrupt Enable
54
Read Inhibit
54
Tape Mark Detect
54
Test Mode
54
Glossary of Logic Terms Used in 9246 Magnetic Tape Electronics Unit
55
Magnetic Tape Read or Scan, 41. 7 Kc, Initial Start Forward
61
Magnetic Tape Read or Scan, 41. 7 Kc, Initial Start Reverse
61
Magnetic Tape Read, 41. 7 Kc, Reverse Continue
64
Section 4
78
Magnetic Tape System Adjustments and Calibration Procedures
79
F-1. Oscillator, 15 Kc, Meo
80
F-2. Osc II Later, 41. 7 Kc, Mcb
80
F-3. OSCILLATOR, 60Kc, Mee
80
F-6. Gap Detector, Gap
80
F-7. Clock Signal, MC
80
Threshold Adjustment, Peak Detector, Thd
80
And
81
Character Gate Write Skew, Cgsa
81
Character Gate Write Skew, Cgsb
81
Character Gate Write Skew, Cgsc
81
Error Detector, Wes
81
F-10. First Character Bit Detect, Cfbc
81
F-8. First Character Bit Detect, Cfba
81
F-9. First Character Bit Detect, Cfbb
81
Control Timer, Dl
82
F-19. Control Timer, D2
82
F-20. Control Timer, D3
82
F-21. Control Timer, D4
82
Rewind Stop Delay, Dr
82
F-31. Read Deskew Timers Reverse, R6Ar through Rpar
84
Write Deskew Timers, M6S through Mps
84
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