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MT-20D-IO
TEAC MT-20D-IO Manuals
Manuals and User Guides for TEAC MT-20D-IO. We have
1
TEAC MT-20D-IO manual available for free PDF download: Maintenance Manual
TEAC MT-20D-IO Maintenance Manual (253 pages)
Streaming Cassette Magneteic Tape Unit
Brand:
TEAC
| Category:
Recording Equipment
| Size: 12 MB
Table of Contents
Table of Contents
3
Theory of Operation
12
Outline of Construction and Functions
13
Overall Block Diagram
13
Fig. 301 Overall Block Diagram
13
Outline of Mechanical Section
16
Fig. 302 Cassette Tape Loading/Unloading Mechanism
18
Fig.304 Cassette Tape Face Identifier Mechanism
19
Fig. 305 Read Shif T Mechanism
21
Fig. 306 Cassette Tape Loading Detection Mechanism
22
Fig. 307 Write Inhibit Hole Detection Mechanism
22
Operation of Data Recording/Reproducing System
23
(PCBA Drive Control)
23
Read Circuit
23
Fig. 310 Example of Operational Waveforms of Read Circuit
26
Write Circuit and Erase Circuit
27
Fig. 311 Write Circuit and Erase Circuit Block Diagram
27
Operaiton of Tape Drive Systm (PCBA Drive Control)
29
Servo Circuit
29
Fig. 312 Servo Circuit Block Diagram
29
Other Control Circuits
31
Fig. 313 Other Control Circuits Block Diagram
31
D/Cas
33
Cpu
34
Rom
35
Ram
35
Host Interface Control
36
Fig. 314 Interface Bus Timing
36
Fig. 315 Host Interface Control Circuit
37
Fig. 316 Timing in Write Operation
38
Fig. 317 Timing in Read Operation
38
Dmac
40
Fig. 318 Channel 2 Timing in Write Operation
40
Counter/Timer
41
Write/Read Control
42
Fig. 320 VFO Circuit Block Diagram
44
Fig. 321 VFO Circuit Timing
44
I/O Port
46
SCSI" Interface Control (PCBA Interface Control)
47
Cpu
48
Rom
49
Ram
49
Host Interface Control
50
Fig. 322 Selection Operation Timing
50
Fig. 323 Command Transfer Timing
52
Fig. 324 Read Data Transfer Timing
54
Dmac
58
Write/Read Control
58
Fig. 326 Write/Read Control Logic Block Diagram
59
Fig. 327 VFO Circuit Block Diagram
60
Fig. 328 VFO Circuit Timing
60
I/O Port
62
Basic
63
Configuration
63
Fig. 329 Hardware Block Diagram
64
Theory of Operation
66
Fig. 331 Motion Control
67
Fig. 332 Tape Position Management
68
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