Radio Shack TRS-80 26-3651 Manuals

Manuals and User Guides for Radio Shack TRS-80 26-3651. We have 1 Radio Shack TRS-80 26-3651 manual available for free PDF download: Service Manual

Radio Shack TRS-80 26-3651 Service Manual

Radio Shack TRS-80 26-3651 Service Manual (34 pages)

Brand: Radio Shack | Category: Calculator | Size: 1 MB

Table of Contents

Specifications
2
Block Diagram
4
CPU (Central Processing Unit)
4
- Features
  5
- CPU Block Diagram
  5
- CPU Signal Descriptions
  6
Ram
6
- Access Memory)
  7
Servicing
8
- Disassembly
  8
- Troubleshooting
  9
  - Display
    9
  - Key Entry
    9
  - Dram2
    10
  - Ecpu Rami
    10
- Test Program
  12
Program Command List
14
Error Message List
16
- Cassette Interface
  17
Specifications
17
Block Diagram
17
Lsi (Hd43110)
18
Circumference Circuits
19
- Clock Pulse Generator
  19
- Remote Control Circuit
  19
- Shaping Circuit and Filter
  19
Servicing
21
- Disassembly
  21
- Troubleshooting
  22

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