It is a Electronic Lucky Wheel Sweepstakes Electronic Soldering DIY Kit with Red LED. It can simulate the working state of the lucky wheel very realistically.
As the lucky wheel starts, the LED will flash automatically in turns and getting slower and slower until it stops.The user can also adjust the speed of the LED blinking. User can mark some lucky reward on withe area to make the game more interesting.
It is a very interesting DIY electronic product which enables users to understand the circuit more clearly and learn welding skills.
Step 2: Install 1pcs 10Kohm Metal Film Resistor at R2.
Step 3: Install 1pcs DIP-8 IC Socket at U1.There is a gap mark on one end of the IC Socket and there is a gap mark on PCB silk screen where the IC Socket can place on.These two marks are corresponding to each other and are used to specify the installation direction of the IC Socket.
Step 4: Install 1pcs DIP-16 IC Socket at U2.There is a gap mark on one end of the IC Socket and there is a gap mark on PCB silk screen where the IC Socket can place on.These two marks are corresponding to each other and are used to specify the installation direction of the IC Socket.
Step 5: Install 2pcs CR2032 Battery Socket.Pay attention to the installation direction, otherwise the battery cannot be installed.
Step 6: Install 1pcs Switch Button at S1.
Step 7: Install 1pcs TO-92 S9014 Transistor at Q1. Note that the arc of S9014 corresponds to the arc silk screen on the PCB.
Step 8: Install 1pcs 1Mohm Potentiometer at R13.
Step 9: Install 1pcs 1uF Electrolytic Capacitor at C2.Pay attention to distinguish between positive and negative.The Longer pin is positive pole.
Step 10: Install 1pcs Self-locking switch at KG.
Step 11: Install 10pcs 5mm Red LED at D1-D10. Pay attention to distinguish between positive and negative.The Longer pin is positive pole.
Step 12: Install 1pcs 220uF Electrolytic Capacitor at C1.Pay attention to distinguish between positive and negative.The Longer pin is positive pole.
Step 13: Install CD4017 and NE555 IC.There is a gap mark on one end of the IC and there is a gap mark on IC Socket where the IC can place on.These two marks are corresponding to each other and are used to specify the installation direction of the IC.
PDF Manual download:
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