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Diagnostics, maintenance and repair of electronic and radio equipment

All lectures: All lectures on the discipline: diagnostics, maintenance and repair of electronic and radio equipment are collected here. These fascinating lectures provide us with the opportunity to explore the deep principles and phenomena underlying our knowledge and our desire to understand the world.


1. Technical diagnostics of radio electronic equipment
2. Repair of electronic equipment
3. Development of structural and functional schemes REU
4. Development of a diagnostic and troubleshooting algorithm.
5. Fault finding algorithm
6. Checking radio elements Diodes transistors capacitors thermistors and optocouplers
7. TECHNICAL MAINTENANCE OF COMPUTER SYSTEMS KEY NOTIONS AND DEFINITIONS
8. 1.1. TYPICAL SYSTEM OF TECHNICAL PREVENTIVE MAINTENANCE AND REPAIR.
9. 1.2. PERIODICITY AND ORGANIZATION OF WORKS. MATERIAL AND TECHNICAL SUPPORT.
10. 2.1. SERVICE EQUIPMENT
11. 2.2. TYPES OF CONFLICTS WHEN INSTALLING EQUIPMENT, METHODS OF THEIR ELIMINATION
12. 2.3. TYPES OF FAILURES, FEATURES OF THEIR APPEARANCE AND DETECTION
13. 2.4. MODERNIZATION AND CONFIGURING CTS
14. 3.1. TROUBLESHOOTING SYSTEM SYSTEM 3.1.1. FEATURES OF THE TYPICAL SCHEME OF BP PC. MAIN CRITERIA FOR POWER SUPPLY DIAGNOSTICS.
15. 3.1.2. TROUBLES OF THE POWER SUPPLY UNITS, THEIR SIGNS, CAUSES AND ELIMINATION METHODS
16. 3.1.3. TROUBLESHOOTING ALGORITHMS FOR PC POWER SUPPLY
17. 3.1.4. MAIN MALFUNCTIONS OF THE SYSTEMBOARD, THEIR SIGNS, CAUSES AND ELIMINATION METHODS
18. 3.1.5 CPU CPU PROBLEMS, THEIR SIGNS AND ELIMINATION METHODS
19. 3.1.6. FEATURES OF THE DESIGN OF MODERN NZHMD, TYPES OF DEFECTS OF THE MAGNETIC DISK OF NZHMD
20. 3.1.7. MALFUNCTIONS OF THE HARDWARE PART OF HDD THEIR CHARACTER OF MANIFESTATION, TECHNIQUE OF THEIR ELIMINATION
21. 3.1.8. file system type comparison. FAULTS OF THE FILE SYSTEM OF NZHMD AND METHODS OF THEIR ELIMINATION.
22. 3.1.9. TYPICAL OS FAULTS, THEIR SEARCH AND ELIMINATION ALGORITHM
23. 3.1.10 PROBLEMS OF HDD THEREOF THEIR CHARACTER OF MANIFESTATION, TECHNIQUE OF THEIR ELIMINATION
24. 3.1.11 PROBLEMS OF NODE THEIR CHARACTER OF MANIFESTATION, TECHNIQUE OF THEIR ELIMINATION
25. 3.2.1 BASIC PRINCIPLES OF BUILDING MODERN MONITORS
26. 3.2.2 PRECAUTIONS FOR CARRYING OUT REPAIR WORKS
27. 3.2.3 CAUSES OF TROUBLESHOOTING IN THE VM
28. 3.2.4 GENERAL PRINCIPLES OF VM REPAIR
29. 3.2.5 FEATURES OF VM POWER SUPPLY DEVICE, REPAIR METHOD
30. 3.2.6 FEATURES OF THE DEVICE CONTROL UNIT OF THE VM. REPAIR METHOD OF UU
31. 3.2.7 FEATURES OF THE DEVICE OF THE NODE OF TREATMENT OF THE VIDEO SIGNAL VM. REPAIR PROCEDURE OF VIDEO SIGNAL VIDEO TREATMENT
32. 3.2.8 CRT CONNECTION CIRCUIT AND ITS REPAIR METHOD
33. 3.2.9. FEATURES OF THE DEVICE OF THE KNOT OF THE LINE SCAN OF THE VM. METHOD OF REPAIR NODE SCREEN BLOCK VM
34. 3.2.10. PECULIARITIES OF THE DEVICE OF A PERSONNEL SCAN. REPAIR PROCEDURE OF PERSONNEL SCANNING OF VM
35. 3.2.11. PRINCIPLE OF CONSTRUCTION AND BASIC TYPES OF LCD LCD MONITORS AND THEIR REPAIR METHODOLOGY
36. 3.2.12 MONITOR ADJUSTMENT
37. 3.3.1 STRUCTURAL SCHEME OF MATTIC PRINTER AND ITS FEATURES. TROUBLESHOOTING AND REPAIRING THE MATRIX PRINTER
38. 3.3.2. Block diagram of an inkjet printer and its features. Troubleshooting and Repairing an Inkjet Printer
39. 3.3.3. STRUCTURAL SCHEME OF LASER PRINTER AND ITS FEATURES. DIAGNOSTICS OF LASER PRINTER FAULTS
40. 3.4. TROUBLESHOOTING FOR OTHER PERIPHERAL EQUIPMENT 3.4.1. DIAGNOSTICS AND SERVICE DEVICES INPUT - KEYBOARD AND MANIPULATOR TYPE MOUSE
41. 3.4.2. DIAGNOSTICS AND SERVICE FLASH - DRIVE
42. 3.5. NETWORK EQUIPMENT TROUBLESHOOTING
43. TYPICAL SYSTEM UTILIZATION OF FAULT ELEMENTS
44. Troubleshooting. Methods of troubleshooting As well as the reasons for the inoperability of electronic devices.
45. Technological scheme of repair of electronic equipment
46. General repair issues
47. 3. Description of models of objects repair
48. Malfunctions of active and passive radio radio elements
49. 6. Soldering of radio radio elements
50. Repair laptop filled with water, tea, coffee, carbonated drinks
51. Diagnostics repair and flowchart of problems with computer sound and speakers
52. The hard disk makes sounds: Check HDD for errors and bad sectors. Symptoms of problems with the hard disk
53. HDD status and SMART technology and failure prediction. G-sensor in HDD. Types of malfunctions HDD. Reliability of hard drives: MTBF, AFR, UER. Factors affecting reliability
54. MTBF, or mean time to failure. How to predict a hard drive crash? MTBF, MTBR, MTTR, MTTF, MTBDE and FIT
55. PREVENTION, CLEANING COOLING SYSTEM. TROUBLESHOOTING THE LAPTOP.
56. Computer beeps (BIOS audio decoding)
57. Refrigerator repair. Fault diagnosis
58. TV malfunctions - causes and methods of elimination, block diagram and principle of TV operation
59. Diagnostics and troubleshooting phones. Block diagram and principle of operation of a GSM telephone
60. Method FMEA, Analysis of the types and effects of potential defects
61. FTA. Failure tree as a structural analysis method
62. General issues of computer repair, general concept and types of maintenance
63. Classification of errors, failures, failures and malfunctions in electrical equipment
64. The structure of the system of automatic control and diagnostics of computers
65. Common computer errors
66. Hardware control of the computer. fundamentals of building hardware control
67. Error Detection Codes
68. Arithmetic logic operations
69. Cyclic codes
70. Faulty ports on the motherboard (COM LPT USB)
71. PCMCIA Repair Guide
72. VGA Repair Guide
73. LCD Repair Guide
74. BIOS Repair Guide
75. MEMORY Repair Guide
76. POST CODE Repair Guide
77. New Card Repair Guide
78. POWER Repair Guide
79. CHARGE Repair Guide - battery power circuits on a laptop
80. Diagnostics and repair of DVD, CD Blu-ray drive, block diagram
81. Checking the serviceability of the PWM converter
82. Reballing technology - replacing solder balls, under electronic BGA components
83. The influence of external factors on the reliability of electronic equipment and components - heat, cold, moisture, radiation, the degradation of semiconductors
84. Диагностика неисправностей видеокарты и ремонт
85. Design and repair of uninterruptible power supply company ARS
86. Find, diagnose and troubleshoot an ATA disk