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General| Manufacturer | Radio Shack |
|---|---|
| Model | TRS-80 Model 12 |
| Category | Desktop |
| CPU | Zilog Z80 |
| CPU Speed | 4 MHz |
| RAM | 64 KB |
| Storage | 5.25" floppy disk drives |
| Operating System | TRSDOS |
| Ports | Parallel, serial |
| Keyboard | Detachable QWERTY keyboard |
| Weight | Approx. 30 lbs |
Customer responsibilities and obligations for Radio Shack hardware and software.
Details Radio Shack's warranties and conditions for computer equipment and software sales.
Overview of the TRS-80 Model 12's basic features and capabilities.
Explains the manual's content and purpose, including glossary reference.
Order of operations for powering on the TRS-80 Model 12 system components.
Order of operations for powering off the TRS-80 Model 12 system components.
Lists and describes essential commands for operating the TRS-80 system.
Details the physical components included with the TRS-80 Model 12 computer system.
Introduces operating systems and application programs, and their role in computer operation.
Explains how to use application programs that require TRSDOS-II as their operating system.
Details how to use TRSDOS 2.0a programs on the Model 12, including patching.
Explains how to copy diskettes using the TRSDOS-II BACKUP command.
Optimizes drive performance by specifying custom drive settings via the DRIVE command.
Troubleshooting common issues with disk, file, and program readability.
Details the display console's features, including video modes and character sets.
Information on the Z80-based microprocessor, memory, and compatibility.
Describes the computer's sound capabilities, including audible alarms and keyboard clicks.
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