Unit 19- Revision

What are the different parts of printer that require regular maintenance?

• Power socket, print head, toner, printer control panel

• Paper trays, ink/toner cartridge, print head

• Laser light, Scanner, electro photographic drum

The correct way of replacing ink cartridge is

• Safe disposal of old cartridge then re-installment of new cartridge

• Using tweezers, tug from left and right ends of paper

• Wear PPE, keep new cartridge away from light until installed

How to clean the print head?

• Automatic printer cycle from control panel

• By Removing the print head manually

• Both

One of the following is not a step of troubleshooting

• Examine different components of computer

• Determine exact cause

• Verify solution and full system functionality

Why do we ask questions to identify a problem?

• To know if printer is repairable or not

• To know which print job is causing problem

• To know the details of the problem- Who, what, where, when

What type of problem is it if printer prints rubbish characters?

• Hardware

• Software

• Both

Common theory to test if it is hardware problem

• Paper jams, Cable connectivity

• Driver updates, firmware

Why is it important to document the findings?

• To confirm optimality and strength of solution

• To complete the process of safe disposal

• To check the amount of time spent in solving

Peripheral is a device which

• Expands functionality for user convinience

• Is the core component of the computer

• is not hardware component

Which of the following is true about modem?

• Sends and receives data over telephone line or Ethernet cable

• Has many LAN ports and telephone ports

• It is the same as routers