How electronic things work
How electronic things work
... Introduction to very basic electronics “101”
How resistors work
●
Reading resistor color codes
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Resistor problems
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Electronic circuit-protection devices (fuses)
●
How capacitors work
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Tips for locat-
ing ... troubles
and checks
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Transistors, ICs, and diodes
●
How transistors and solid-state
devices work
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Solid-state scope sweep checker
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Electronic power supplies
●
Elect...
How electronic things workb P1
... Introduction to very basic electronics “101”
How resistors work
●
Reading resistor color codes
●
Resistor problems
●
Electronic circuit-protection devices (fuses)
●
How capacitors work
●
Tips for locat-
ing ... includes tips on how to protect products from voltage surges
and lightning spike damage.
This is a basic how electronics works” book for the consumer who buys and
uses the...
How electronic things workb P2
... also very useful. Figure 1-60 shows some of these basic electronic tools needed
for repair work.
The following is a list of basic tools you should find useful for electronic repairs:
■ Long-nose ... and folders at electronic parts stores, such as Radio Shack, Allied Radio, and
MCM Electronics. You can also order from TAB/McGraw-Hill Electronics Book Club.
Before you start working on...
How electronic things workb P3
... and Laserdisc Players Work
Skip, search, and scan operation
How the laserdisc is made
DVD Discs
DVD technology
Laser light and laser diode
information
CD player sections
The electronics PC board
The ... (standard
play) will show high-speed playback of the video on the TV screen. Compact discs, too, will
deliver high-speed audio playback when scanning.
HOW CD AND LASERDISC PLAYERS WORK...
How electronic things workb P4
... have previously
been explained in this chapter, so now see how the CRT develops a color picture.
138 HOW COLOR TVS AND PC MONITORS WORK
Red gun
Green gun
Blue gun
Deflection yoke
Shadow mask
Beam ... images on computer displays consist of lines with sharp transi-
140 HOW COLOR TVS AND PC MONITORS WORK
FIGURE 4-21
This photo shows the GE in-gun assembly and the adjustments
used for...
How electronic things workb P5
... operation around the world.
This chapter shows how these systems work and gives you information on various items
you can check if the receiver and dish do not work. You might also want to obtain another
of ... the satellite on track
Powering the satellites
DBS Satellite Overview
How the Satellite System Works
How the RCA system works
The DirectTV satellites
Controlled Diagnostics for...
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... telephone test network box
Static and phone noise checks
Low sound or distortion
DTMF touchpad problems
Electronic Telephone Operation
Electronic telephone troubles and
repair tips
How a Phone Answering ... por-
tion of the case.
238 HOW VIDEO CAMERAS AND CAMCORDERS WORK
After removing several small screws, (Fig. 7-12) the case can be split in two parts for
servicing.
Figure 7-13 s...
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... should now work normally.
CORDLESS TELEPHONE OVERVIEW 295
FIGURE 8-43
Clean dust and dirt from the switch contacts. Use a brush or
a spray switch contact cleaner.
Phone will not work (dead)
■
Verify ... switch contact cleaner.
Phone will not work (dead)
■
Verify that the modular jack is working by testing with a known-working phone.
■ Is the power cord or power block plugged in? When t...
How electronic things workb P8
... electric
typewriters. A drawing of the daisywheel layout is shown in Fig. 10-1. A photo with two
daisywheels is shown in Fig. 10-2. Figure 10-3 shows the actual placement of the daisy-
wheel in a PWP ... Tips
Datadisks
Keyboards
Printwheel
Platen cleaning
Monitor screen
Checks for PWP Machines
How the Ink-jet (Bubble) Printer
Works
Print cartridge and nozzles operation
Ink-jet head problems...
How electronic things workb P9
... good
cleaning.
390 BASIC CONSUMER ELECTRONICS SERVICE AND MAINTENANCE
GLOSSARY
391
Use this glossary to help you better understand some of the terms used in explaining How
Electronic Things Work in these book ... turned on does the speaker blast out
as if at full volume level?
6 How does your two-way radio or cell phone work when you are near its working range end?
Also, when you ar...