ITI's which provides courses for Mechanic Computer Hardware

Sem. I

Sr. No.

Subjects of Study

Trade Practical

Trade Theory

1

Practice fixing of screws of different sizes on wooden board. Practice of Cutting on wooden blocks using Tenon saw/6 inch hand saw Drill holes on wooden boards using Electric/Hand Drill Machine. Smoothen the blunt surfaces using suitable files Repeat the above tasks on Metal and Plastic sheets. Practice the electrical safety norms Practice the Mock treatment of electrical shock.

Introduction to NCVT and its certification mechanism Semester system and its flexibility for the Trainee and to the Institute. EM Trade and its applicability in industries. Expectations of the Industry from trainees after the completion of the Trade. The skills to be acquired to become part of industry. Intro to Safety and measures to be taken to maintain the standards of safety of personnel working and the equipment. Different First aid mechanisms to rescue the effected by electric shocks or any physical injuries.

2

Identify the Live, Neutral and Earth on power socket. Construct a test lamp and light a lamp Use a Tester to monitor AC power. Measure the unwanted voltage between the neutral and Ground and take measures to reduce it.

Acuke­tetou such as electric charges, Potential difference, Voltage, Current, Resistance. Basics of AC & DC. Terms such as +ve cycle, -ve cycle, Frequency, Time period, RMS, Peak, P-P, instantaneous value.

3

Measure and Test the voltage of the given primary/ secondary cell(s). Charge and discharge the cell while measuring the respective Voltage and currents.

Battery Cells: construction, types of primary and secondary cells, materials used, specification of cells and batteries

4

Identify different transformers Measure the primary and secondary winding resistances for transformers of different capacities (up to 500 VA) Identify different sizes, shapes of cores used in low capacity transformers.

Working principle of a Transformer, Transformer construction, Types of cores used Specifications of a transformer. Step-up, Step down and isolation transformers with applications.

5

Identify and Test Permanent Magnet DC motor Identify and Test Brushless DC motor Identify and Test stepper motor Identify and familiarize with various types of fuses with their bases.

DC Motor construction, sub assemblies, commutators, carbon brushes, interpretation of name plate specifications, conventional speed control methods and applications

6

Identify Resistors of different types (include NTC, PTC, W/W, Log, Linear, preset, VDR, LDR) values and power ratings. Use colour code to identify the Resistors and values.

KVL & KCL with applications. : Resistor -definition, types of resistors, their construction & specific use, color-coding, power rating, Equivalent Resistance of series parallel ckts. Distribution of V & I in series parallel ckts.

7

Identify Si and Ge diodes Record any ten Diode component numbers (both Si & Ge) from Data book with their specifications.(If, PIV and forward voltage drop) Identify any five different packaging styles of Diodes with respective heat sinks.

Semiconductor component number coding for different electronic components such as Diodes, Zeners, Transistors, FETs, MOSFETs, IGBTs.

8

Identify PNP and NPN Transistors.

Construction, Working of a PNP and NPN Transistors.

9

Identify any five FET Transistors and record main parameters from the Data book Test the given FET (at least 5 no’s) and record the impedances.

Construction of FET, differentiate it with BJT. Purpose of Gate, Drain and source terminals and voltage/current relations between them.

10

Dismantle an Analog multimeter and identify components/sections and trace path for measurement of V, I & R.

Working principle of PMMC type ammeter. Conversion of ammeter into voltmeter.

11

Identify different electrical cables of various gauges and of different insulation strength.

Classification of cables according to gauge, core size, insulation strength, flexibility etc.

12

Practice with cable ties, ferrools, routing of cables etc. Identify and familiarize with spst, spdt, dpdt, tumbler, toggle, piano type electrical Switches Identify and familiarize with electronic pushbutton (NO, NC), with and without indicator lamps, with auxiliary contacts of different sizes. 

Different electrical cables and their specifications.

13

Select a soldering gun and practice soldering of different electronic active and passive components/digital ICs on varieties of PCBs.

Different type of soldering guns, relate temperature with wattages, types of tips. Solder materials and their grading.

14

Measure logical high and low for TTL and CMOS ICs. Identify by the number and Monitor the clock frequency of different crystal ICs on CRO and measure it.

Difference between analog and digital signals, Iogic levels of TTL and CMOS Introduction to Digital Electronics, Number systems and codes Digital code.

15

Wire and illuminate LEDs of different sizes and observe the current drawn. Expose LDR different lights and Record the variation in resistance. Expose Photovoltaic cell to different lights and Record the variation in Voltage produced.

IR LEDS, Photo diode for photo transistor, its characteristics and application, optical sensor, opto-couplers, circuits with opto isolation, characteristics of LASER diodes.

16

Construct and test voltage divider bias Construct and Test a common emitter Amplifier Construct and Test common base amplifier Construct and Test common collector amplifier Construct and Test Darlington amplifier.

Transistor biasing circuits and stabilization techniques.

17

Construct and test Class A amplifier. Construct and test Class B amplifier Construct and test Class A B push pull Amplifier Construct and test a single stage CE amplifier with and without emitter bypass capacitor.

Classification of amplifiers according to frequency, mode of operation, methods of coupling.

18

Construct an emitter follower, RC coupled amplifier Construct and test push pull power amplifier Construct and test oscillator using a HF transistor.

Distinguish between voltage and power amplifier Types and effect of negative feedback in amplifiers Working of emitter follower circuit and its advantages different packages styles of transistors, in-circuit testing of transistor introduction to positive feedback and requisites of an oscillator.

19

20

Construct and test as table multi-vibrator circuit Identify and test Transistors of different packaging styles Identify and pick a suitable heat sink for Transistors of different packaging styles Test various analogue electronic components using linear IC Tester

Types of multi-vibrators and study of circuit diagrams Transistor power ratings & packaging styles, use of different heat sinks. Study of a Linear IC Tester.

21

Construct and Test Half Adder circuit and verify the truth table. Construct and Test Full adder and verify the truth table.

Combinational logic circuits such as Half Adder, Full adder, Parallel Binary adders. IC 7482 as 2-bit and four bit full adders. Magnitude comparators.

22

Construct and test four bit latch using 7475. Identify different Flip-Flop (ICs) by the number printed on them. Verify the truth tables of Flip Flop ICs (D,T,RS,JK) by connecting switches and LEDs Identify & Wire a Master-Slave Flip-Flop and Test the truth table.

S-R Latch, Gated S-R Latch, D- Latch. Flip-Flop: Basic RS Flip Flop, edge triggered D Flip Flop, JK Flip Flop, T Flip Flop Clocked Flip Flop, MasterSlave flip flops and Timing diagrams Basic flip flop applications like data storage , data transfer and frequency division.

23

Construct and test a four bit asynchronous binary counter using 7493. Connect 7493 as a modulus-12 counter. Construct and test a four bit Synchronous binary counter using 74163.

Basics of Counters. Two bit and three bit Asynchronous binary counters and decade counters with the timing diagrams. 3- bit Synchronous counters and synchronous decade counters.

24

Construct the shift register using RS/D/JK flip flop and verify the result Construct and test four bit SIPO register Construct and test four bit PIPO register Construct and test two digit Seven segment LED / Decoder-Driver circuits. Construct and test of Dotmatrix / LCD Displays. Construction and testing of Binary weighted and R-2R Ladder type Digital-to-Analog Converters. Familiarization with various types of Memory ICs Identification of Flash Memories of various capacities. Test various digital ICs using digital IC Tester.

Shift Register functions, Serial to parallel and vice versa, Parallel to parallel and serial to serial, Bidirectional shift registers, Timing diagram, important applications.pin details and functionality of universal shift register IC 74194 Memory concepts, types of memories RAM/ROM/EPROM/FLASH PROM etc. and their applications. Study of a Digital IC Tester: Specifications & Block diagram, Operation and circuit description of a Digital IC Tester.

Project Work

Sem. II

Trade Practical

Trade Theory

1

Construct RC circuit and measure the Time constant by measuring voltages. Construct and test a simple high pass RC circuit and observe the integrated output for applied input. Construct RC differentiator circuit and convert Triangular wave into square wave. Construct simple diode based shunt clipping circuits to clip below and above reference voltages.

Time constants of RC & RL circuits. Diode shunt and series clipper circuits and clamping/limiting circuits and their applications. RC based Differentiator and Integrator circuits.

2

Construction and testing of various Op-Amp circuits like Inverting, Non-inverting and Summing Amplifiers, Differentiator and Integrator. 

Introduction to Differential amplifier: construction & working block diagram of OpAmp, importance, characteristics, commonmode gain, advantages and applications.

3

Instrumentation Amplifier. Construct the comparator using OP-AMP Construct and test monostable timer circuit using IC 555 Construct and test Astable timer circuit using IC 555 Construct and test VCO (V to F Converter) using IC 555 Construct and test 555 timer as pulse width modulator.

Block diagram of 555, functional description wrt different configurations of 555 such as monstable, as table and vco operations for various application

4

Measure using CRO – DC Voltage, AC voltage, Period & Frequency & and observe different wave forms Troubleshooting CRO Vertical Preamplifier & all other sections (a) to (c).

Study of CRO: Specifications and block diagram, Familiarization with front panel and controls of a CRO.

5

Troubleshooting CRO Vertical Preamplifier & all other sections (d) to (f). 

(d) Time base circuits, (e) Horizontal Final amplifier (f) Low voltage & EHT power supply circuits.

6

Identify and test DIODE/SCR Power bridge Identify and test MOSFET Power bridge Identify and test IGBT Power bridge Connect the heat sinks to the above power bridges

Power MOSFET, IGBT - their types, characteristics, switching speed, power ratings and protection

7

Construct and test a lamp dimmer /fan regulator circuit Construct a flashing lamp circuit using a thryristor Construct a UJT based Time delay circuit to turn on a lamp load with delay of 5 seconds.

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8

Identify different fixed +ve and –ve voltage regulator ICs of different current ratings (78/79 series) along with i/o, reference pins. Wire a fixed voltage regulator as a variable one by floating the reference.

Regulated Power supply using 78XX series, 79XX series, Op-amp egulator, 723 regulator , (Transistorized & IC based) voltage regulation, error correction and amplification etc.

9

Identify different front panel controls and connectors of the given power supply.

Specifications & block diagram of Linear power supplies.

10

Dismantle the given stabilizer and find major sections/ ICs/ components. Measure voltages at vital points.

Manual & automatic and servo voltage stabilizers concept and block diagram, o/p voltage adjustment, voltage cutoff systems, study of different types of relays used in stabilizers, study of electronic circuit commonly used, buck and boost concept

11

Construct and test step up type chopper circuit Construct and test step down type chopper circuit Construct and test inverter type chopper circuit Construct and test IC Based DC-DC converter for different voltages.

Various types of chopper circuits step-up, step down, inverting types.

12

Identify various input and output sockets/connectors /indicators on the given UPS

Electrical wiring for Single phase and Three phase systems, Earthing and earth resistance measurement, calculation of load power and power factor of a power source.

13

Identify isolator transformer, inverting transformer and control transformers. Adjust charging current according to number of batteries.

Types of UPS. Block diagram and working principle of different types UPS. Specifications of a typical UPS. Most frequently occurring faults and their remedies.

14

Identify and draw different active, passive components using symbols Draw schematic diagrams for basic analog circuits Draw schematic diagrams for basic Digital circuits.

Identify different active, passive components using symbols Draw schematic diagrams for basic analog circuits Draw schematic diagrams for basic Digital circuits Draw schematic diagrams for Microprocessor and Microcontroller based circuits.

15

Identify foot prints for different analog /digital electronic (lead and SMD) components Prepare layouts for simple analog/digital circuits Generation of output prints for fabrication (topside / bottom side / solder mask)

Identify foot prints for different analog /digital electronic (lead and SMD) Components Prepare layouts for simple analog/digital circuits.

16

Identification of 2/3/4 terminal SMD components Soldering / dsoldering of above components Identification of PGA packages Soldering / Desoldering of above PGA components Cold/Continuity check of PCBs

Identification of 2/3/4 terminal SMD components Soldering / desoldering of above components Identification of PGA packages Soldering / Desoldering of above PGA components Cold/Continuity check of PCBs

17

Familiarize with the Microprocessor kit, identify different ICs on the kit. Observe the voltage/ waveforms on different ICs and IC pins of the processor Monitor the clock frequency.

Intro to 8085 Microprocessor Architecture, pin details and Bus System of the processor. Function of different ICs such as decoders, buffers, latches etc used with 8085 processor.

18

Use assembler to assemble the programs and load them for execution by the processor Program to Blink an LED using port pins of 8255. Program to Control a relay using the port pins of 8255

Interfacing to memory ICs RAM, PROM/EEPROM Interfacing different peripheral ICs such as 8255. Instruction set covering data transfer, logical, Arithmetic, serial communication etc.

19

Write the RAM and ROM address ranges (internal and external) of the given Microcontroller kit. Enter data into specific RAM locations and observe the volatility.

Differentiate Microprocessor and Microcontroller, Architecture of 8051 family of Microcontrollers, pin diagram and various on chip resources.

20

Differentiate Microprocessor and Microcontroller, Architecture of 8051 family of Microcontrollers, pin diagram and various on chip resources

Register Banks and their use Memory mapping of the microcontrollers, bit addressable registers (bit memories).

21

Use the timer as an event counter to count external pulses. Execute a program to flash a set of 4 LEDs connected to port pins on the kit Write a program to use on board ADC and convert the analog voltage signal into digital value and store it memory

Special function registers (SFRs) and their configuration for various applications. Input / output ports and their configuration.

22

Cutting, cleaning and preparing of fiber cable for splicing Splicing of OFC using splicing machine.

Intro to optical fiber as a transmission media, its advantages over other media.

23

Testing of OFC using OTDR Measure propagation, return and bending losses etc. Measure optical signal power using optical power meter Test the optical fiber cable using Visual Fault locator Make optical fibre setup to transmit and receive analog and digital data.

Properties of optic fibre, testing, losses , types of fibre optic cables and Specifications Encoding of light Fibre optic joints, splicing, testing and the related equipments/measuring tools, precautions to be taken laying of cables, safety aspects while handling optical cables.

Project Work

Sem. III

Trade Practical

Trade Theory

1

Identification of ports, connectors and cables. Checking system configurations and specifications, assembling / dissembling procedures.

PS/2, Serial, Parallel, USB, SCSI, RJ-11, RJ-45, Audio, IrDA, Wireless, SVGA, DVI, HDMI, HDI, Joystick and MIDI. Motherboard components, bus types in pc, form factors, chipsets,

2

Processor cooling solutions, BIOS setup, Installation: Single boot/multi-boot systems, their configurations, identification and testing and troubleshooting of computer memory, memory up-gradation,

Processor: specifications, features, manufacturing, sockets and slots, Multicore processors, operating voltages;

3

Installation and configuration of storage devices. Integration of PATA and SATA drivers

Installation / Uninstallation, Installation of devices/device drivers.

4

Memory identification, display system troubleshooting, Power supply testing and replacing, Display system maintenance and troubleshooting, Monitor problem diagnostics and repair, BIOS using flashing.

Computer memory: types and identification, memory modules, display technologies: CRT, LCD, Plasma and LED, Touch screens, PC Video hardware, HD graphics, PC Audio hardware, pc power supply, PC BIOS.

5

Installation and configuration of disk drivers, jumper setting, installation of SATA drivers, configuring bios for ATA/AHCI mode, setting up PATA and SATA drives together, partition and formatting, installation of single/multi boot Section

PC Drive technologies, PATA, SATA, SCSI, construction and working principal, Disk geometry: Heads, tracks, cylinders and sectors, seeks and latency, data transfer rate, cache, BIOS, OS and interface limitations, modern ATA standards.

6

Data recovery of flash drive, formatting drive. Making flash driver bootable, installation of operating system, Making live installation on disk.

Working of flash memory, storing / reading data, Types of flash memory devices.

7

Installation and configuration CD and DVD drives, lens cleaning using toolkits, maintenance.

Optical drive technologies, installation and configuration CD and DVD drives, Types of CDROM, DVD ROM, working principal, writing-rewriting data on disk, compatibilities issues, Blu-Ray disks and drivers, optical driver electronics.

8

Server: Installation, configuration and Trouble shooting, configuring various RAID configurations.

Server hardware: types: Tower, Rack mount and Blade, Motherboards, expansion slots, memory, Server Processors. Concept of RAID on server.

9

Diagnostics and fixing of basic problems in printers using software and hardware utilities. Paper jams, toner drum problems, cleaning procedures, Common problems and solutions.

Printer technologies: impart, non-impact, thermal, laser inkjet, multifunction devices, working principal, printer interfaces, scanner technology, interfaces, scanner types, scanner specifications.

10

POST codes and their meaning, fixing of problems based on codes.

Power on self test, Peripheral diagnostics, general purpose diagnostics, Operating system diagnostics.

11

Practice on use of hand tools, observation of safety during pc handling.

Hand tools, safety, test equipments, special tools

12

Practice on preventive maintenance procedures, use of windows system tools like Disk cleanup, disk defragmenter, system restore, backup and scheduled tasks.

Active preventive maintenance procedures, passive maintenance procedures.

13

Detecting problems using bios beeps and fixing them, fixing of OS installation problems, configuration and troubleshooting of bios.

Diagnostics of problems in hardware, operating system installation, BIOS, reinstall/replace, troubleshooting by parts replacing, bootstrap approach, hardware problems after booting, software problems, adapter card problems.

14

Practice on assembling and dissembling of laptop, up gradation of memory

Laptop basics, laptop architecture, difference between portables and desktops, Motherboard, Processor, BIOS, Memory, Drives

15

Hard disk devices, configuration of bios for operating system support, Carrying out laptop maintenance.

Power supplies and cooling, Batteries and Ac adapters, Video display, audio, Card bus and PC card components, Memory card readers, Installation of device drivers in a laptop.

16

Enabling support for SATA technology. Installation of OS using SATA technology drivers. Laptop troubleshooting

Input system: Touchpad, Trackball, Track point, Docking station, Upgrade memory, hard disk, replacing battery, Configuring wireless internet in a laptop

17

Use of windows system tools for pc maintenance, use of free/open source tools for system troubleshooting / maintenance, Clearing CMOS password, monitoring motherboard and CPU temperatures, recovery of ms office doc passwords, handling common keys in registry, use of data recovery tools.

Concept of magnetic storage, de-fragmentation, restore point, back and cleanup, getting system information, CMOS storage concept, motherboard and CPU temperature sensors, storage of office suite passwords, concept of system registry.

18

data recovery in flash drive, windows system recovery options, system repair using console commands, extending activation period of windows, improving performance by setting virtual memory, use of system file checker for restoring corrupt files, use of Dr. Watson utility for logging and troubleshooting

concept of data recovery, flash drive storage concepts, windows system repair concepts, commands to recover system from command prompt, creating password reset disk, activation of windows, virtual memory in windows, restoring corrupt files

19

Hands-on on creation of various types of live CDs, creating and managing windows / linux partitions, installation of windows on SATA drive

use of live installations / CDs for recovery / troubleshooting, preparation of live CDs, slipstreaming of service packs, drivers, creating boot cds, windows partitions

20

Downgrading windows vista to windows XP, creating and restoring images of partitions and drives, use of linux based system rescue CDs, creating unattended installation of operating system, recovery of forgotten passwords in windows.

SAGTA driver concepts and operating system compatibilities, concept of software imaging, understanding windows password storage techniques.

21

Installation and configuration of antivirus software, staying up to-date, virus symptoms, scanning for viruses and removing them.

What is virus, types: file, boot sector, macro, stealth, worms, web applet, techniques of attach

22

Installation of virtual machines inside host systems, configuration of networking with resource sharing

Storage and Optical drives, USB3, SATA6, solid state devices, cloud computing, desktop and server virtualization

23

configuring hardware devices and setting up networking between virtual machines

cloud computing, desktop and server virtualization

Project Work

Sem. IV

Trade Practical

Trade Theory

1

Identification of network topologies, network devices, types of protocols used, types and network media used. Use of PoE devices.

Network Architecture, peerto-peer and client/server, Network types, Topologies, Network protocols, OSI Layers, Network Models, Network Components, Power over Ethernet Devices (PoE), Network configuration.

2

Prepare cable terminations, Assemble modular outlets, Prepare straight and cross UTP cable and test, practice on splicing, termination using OTDR, Patch panel termination.

Network medias, Media specifications and standards, Types of cables used, Cable preparation and testing with special stress on fibre optic cables preparation and testing, Cable length limitations.

3

Installation of Network Operating system and basic network configuration.

Differences between Desktop Operating system and Network Operating System (NOS).

4

Installation of network protocols and test them one-by-one. Assigning IP addresses and testing the connections using ping command.

Function of protocol and protocol family, TCP/IP protocol suit, FTP, Telnet and SSH, concept of multi-homed computers.

5

Installation, configuration and testing of these protocols.

NetBEUI, UDP,FTP, TFTP, HTTP, ICMP and SNMP.

6

Carry out a network need analysis and identify model, Decide on topology

Design a simple network, Layer 2 and Layer 3 switching techniques, Building wiring plan

7

Prepare network cabling plan, Prepare layout diagram

Cabling plan Choosing server specifications, Choosing topology, selection of protocols.

8

Setting up of network for file, printer and internet sharing.

Concept of workgroups, setup a simple workgroup to share folders

9

Hiding resources, access control, setup of network between Windows XP and Windows 7

Sharing printers and single internet connection

10

Install and configure Windows Server Configure services like Active Directory, DNS and DHCP. Configuration of broadband modem and sharing internet connection.

Server concepts, Installation steps, configuration of server. Concept of Active Directory and DNS.

11

Configure a DHCP server and verify IP assignment: release and renewal operations

User Accounts Working with domain

12

Share folders and printer on network and set access restrictions

managing domain resources

13

Use of network management software

Access restrictions of network shares

14

Identification and installation of wireless devices like LAN cards, Access points and Routers, setup a simple ad-hoc network.

Wireless networking standards, Equipments used in wireless networking, Setting up Ad-hoc networks

15

Setup of infrastructure based network, share folders, printer and internet connection

Setup of infrastructure based wireless networks, Sharing files, printers and internet connection on network

16

Setting up basic security using public keys and MAC address filters. Integrate wired with wireless network

Collaborating using wired and wireless networks, Network security, Network performance study and enhancement.

17

Installation, multiboot setup, configure networking, share resources and access

Windows vs. Open Source Overview of Linux OS, Shell commands,

18

Integrating windows and Linux environments with Samba Server.

Installation and configuration, Configuring network on Linux boxes.

19

Setup a simple WAN, Setup routing, Visit to established WAN setup/establishment.

Introduction to WAN WAN environment and features, Network component used, Transmission technologies, Voice over data services.

20

Configuring and use of Network management and Unified Threat Management devices / software

Network infrastructure management concepts, security loopholes, patches and their use.

21

Setting up of basic collaboration tool like NetMeeting for activities like chat, application sharing, remote desktop access and control, VoIP. Setup IP camera for basic surveillance scenario, logging and monitoring of devices / locations.

Surveillance using network devices, collaboration on network for team optimization and support activities. Remote management of servers / devices.