User Manual

-1-
1. Most circuit problems are due to incorrect assembly, always
double-check that your circuit exactly matches the drawing for it.
2. Be sure that parts with positive/negative markings are
positioned as per the drawing.
3. Be sure that all connections are securely snapped.
4. Try replacing the batteries.
5. If the programmable fan (M8) does not display any messages,
then it could be because you erased them without
programming in new ones. See project 15 for instructions on
how to program it.
Elenco
®
is not responsible for parts damaged due to
incorrect wiring.
Basic Troubleshooting
Note: If you suspect you have damaged parts, you can follow the
Advanced Troubleshooting procedure on page 10 to determine which
ones need replacing.
Basic Troubleshooting 1
Parts List 2
How to Use Snap Circuits
®
3
About Your Snap Circuits
®
Parts 4-6
Summary of Games in the LED MC (U29) 7
Introduction to Electricity 8
DOs and DON’Ts of Building Circuits 9
Advanced Troubleshooting 10
Project Listings 11, 12
Projects 1 - 203 13-76
Notes 77
Other Snap Circuits
®
Projects 78
WARNING: SHOCK HAZARD - Never connect
Snap Circuits
®
to the electrical outlets in your home
in any way!
Table of Contents
WARNING: Always check your
wiring before turning on a circuit.
Never leave a circuit unattended
while the batteries are installed.
Never connect additional batteries
or any other power sources to your
circuits. Discard any cracked or
broken parts.
Adult Supervision:
Because children’s abilities vary so
much, even with age groups, adults
should exercise discretion as to
which experiments are suitable and
safe (the instructions should
enable supervising adults to
establish the experiment’s
suitability for the child). Make sure
your child reads and follows all of
the relevant instructions and safety
procedures, and keeps them at
hand for reference.
This product is intended for use by
adults and children who have
attained sufficient maturity to read
and follow directions and warnings.
Never modify your parts, as doing
so may disable important safety
features in them, and could put
your child at risk of injury.
 Use only 1.5V AA type, alkaline
batteries (not included).
 Insert batteries with correct
polarity.
 Non-rechargeable batteries
should not be recharged.
Rechargeable batteries should
only be charged under adult
supervision, and should not be
recharged while in the product.
 Do not connect batteries or
battery holders in parallel.
 Do not mix old and new batteries.
 Do not mix alkaline, standard
(carbon-zinc), or rechargeable
(nickel-cadmium) batteries.
 Remove batteries when they are
used up.
 Do not short circuit the battery
terminals.
 Never throw batteries in a fire or
attempt to open its outer casing.
 Batteries are harmful if swallowed,
so keep away from small children.
Batteries:
!
WARNING: CHOKING HAZARD - Small parts. Not
for children under 3 years.
!
Conforms to all applicable U.S.
government requirements and
CAN ICES-3 (B)/NMB-3 (B).
WARNING: Moving parts. Do not
touch the fan while it is spinning.
!