Summary
This section examines techniques for troubleshooting printers. Details include:
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Troubleshooting techniques
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Driver issues
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Considerations when the printout quality is poor
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Laser printers
Students will learn how to:
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Troubleshoot and resolve common printing problems.
A+ 220-802 Exam Objectives: -
4.9 Given a scenario, troubleshoot printers with appropriate tools
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Common symptoms
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Streaks
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Faded prints
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Ghost images
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Toner not fused to the paper
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Creased paper
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Paper not feeding
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Paper jam
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No connectivity
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Garbled characters on paper
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Vertical lines on page
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Backed up print queue
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Low memory errors
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Access denied
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Printer will not print
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Color prints in wrong print color
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Unable to install printer
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Error codes
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Tools
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Maintenance kit
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Toner vacuum
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Compressed air
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Printer spooler
Lecture Focus Questions:
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How do you clean an ink jet printer head?
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How does the EP process differ from the LED process to create an electrostatic charge to hold dry toner to the paper's surface?
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In the laser printing process, how does the primary corona prepare the photosensitive drum for writing?
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What is the best way to clean up a toner spill?
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What are three obvious things you should check before doing more extensive printing troubleshooting?
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What problems are indicated if the printer can print a test page, but you cannot send a print job to the printer from a workstation?
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What problems are indicated if a print job is full of garbled text?
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How does paper quality affect a printer?
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What is typically the problem when a vertical stripe is printed down the print job?
Video/Demo Time
13.10.1 Common Printing Issues 21:08
13.10.2 Printer Troubleshooting 4:01
13.10.3 Troubleshooting Printing 22:04
Total 47.13
Number of Exam Questions
18 questions
Total Time
About 70 minutes
Section 13.11: Device Troubleshooting Summary
This section discusses troubleshooting device problems. Details include:
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Proper installation procedures
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Elements to check when the device is not working properly
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Strategies for consider when installing a new device leads to system instability
Students will learn how to:
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Update and roll back device drivers.
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Enable and disable devices in Device Manager.
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Use the Last Known Good configuration, Safe Mode, and restore points to recover from device-related errors.
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Update hardware device firmware.
A+ 220-802 Exam Objectives: -
1.4 Given a scenario, use appropriate operating system features and tools.
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4.2 Given a scenario, troubleshoot common problems related to motherboards, RAM, CPU, and power with appropriate tools.
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Common symptoms
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Intermittent device failure
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4.6 Given a scenario, troubleshoot operating system problems with appropriate tools.
Lecture Focus Questions:
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What are the first items you should check when you have installed a new device and it is not working properly?
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How do you verify that a device is recognized and enabled in Device Manager?
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What should you do if the system crashes during startup before you can log on?
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If you cannot boot the system into Safe Mode, what steps should you take to boot the system?
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Once you get the system started after reducing it to a minimal state, how will you identify the component that has the problem?
Video/Demo Time
13.11.1 Device Troubleshooting 2:52
13.11.2 Troubleshooting Devices 13:45
13.11.6 Performing a Firmware Update 10:21
Total 26.58
Lab/Activity -
Manage Devices 1
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Manage Devices 2
Number of Exam Questions
8 questions
Total Time
About 40 minutes
Section 14.0: Capstone Exercises Summary
This section contains two complex lab activities which require students to use a culmination of all the skills they have learned in this course.
Lab/Activity -
Build a Computer From Scratch
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Troubleshoot a Malfunctioning Computer
Total Time
About 40 minutes
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