Computer Maintenance And Trouble Shooting (3350701)

Unit-1:  Inside the PC: Core Components

• Motherboard: definition, Components/connections in motherboard, functional block diagram
• Central Processing Unit (CPU): CPU Speeds, Word Size, Data Path, Internal Cache memory, Slots and sockets, CISC vs RISC processor, CPU chips preprocessors(INTEL, CYRIX, AMD), Motherboard Types/Form Factors (AT, Baby AT, ATX, LPX, NLX, BTX)
• Expansion Buses (Definition, Bus Architecture (PC/PC-XT, PC-AT/ISA, EISA, MCA, VESA Local (VL) Bus, PCI, Combination of Bus Systems, AGP – Accelerated Graphics Port, Universal Serial Bus (USB), IEEE 1394 Fire Wire- A Bus Standard
• System Controller : Definition
• Basic Input Output System :Services, Bios Interaction, CMOS-RAM
• Chipsets : Definition, Advantage, North and South Bridge
• System Memory : definition, memory sizes, speeds and shapes (DIP, ZIP, SIPP, SIMM, DIMM, RIMM), Memory modules (Dynamic RAM, SDRAM, DDR SDRAM, SLDRAM, DRDRAM, Fast Page Mode (FPM) DRAM, Extended Data Out(EDO) DRAM)

Unit-2:  Hard Disk Drive and Controller, DVD Drives

• Disk Basics
• Hard Disk Interfaces: EIDE, Serial ATA, SCSI, USB and IEEE 1394 (Firewire), RAID, Solid State Drive (laptop)
• Disk Geometry : Heads, Tracks, Sectors, Cylinders, Cluster, Landing zone, MBR, Zone bit recording
• Disk performance Characteristics: Seeks and Latency, Data Transfer Rate
• Hard Disk Controller: Functional Blocks, HDC Functions
• DVD Drives : Types, Recording, Construction, Interfacing, CAV versus CLV
• DVD Drive Performance Criteria : Data Transfer Rate, Access time, Cache/buffer
• Blu-ray disk specification

Unit-3:  Input Devices and Printers

• Keyboard : Keyboard operation, Keyboard Types , Types of Key switches (Membrane, mechanical, rubber dome, capacitive)
• Keyboard interfaces
• Mouse : Types, Operation, Interfaces
• Scanner : Scanner Types, Image quality measurement, Working with Scanner in windows (TWAIN, Window Image Acquition (WIA))
• Types of Printers
• Printer Interfaces
• Ink-jet Printer : Parts, working principle
• LaserJet Printer : Parts, working principle

Unit-4:  Monitor and Display Adapters

• Video Basics
• VGA monitors
• Display controllers: Creating Image on the Screen, Character Graphics Display, Memory mapped Display
• Digital Display Technology- Thin Displays, Liquid Crystal Displays, Plasma Displays, Light Emitting Displays
• Graphics Cards : Components of a card, Accelerated Video cards, CGA, EGA, VGA

Unit-5:  Trouble Shooting and Preventive Maintenance

• POST : Functions, IPL Hardware, Test Sequence, Error messages
• Troubleshooting : possible problems and diagnosis

                  Motherboard
                  Keyboard
                  Hard Disk Drive
                  Printer

• Preventive maintenance tools

Sr.	Title	Author	Publication	Amazon Link
1	The complete PC Upgrade & Maintenance Guide	Mark Minasi	BPB Publications
2	Computer Installation and Servicing	D Balasubramanian	Tata McGraw Hill Education Private Limited

• Draw a functional block diagram of the components of Motherboard
• Explain functionality and features of CPU
• Differentiate types of motherboards and chips preprocessors
• Identify various bus slots and cards
• List different BIOS features
• List advantages of Chipsets
• List features of different types memory modules