LABC1 BATTERY CHARGER KIT ASSEMBLY
Although we know that you are anxious to complete the assembly of your battery charger kit it is best to follow the
Since you may appreciate some
Use the boxes to check off your progress.
Check all received parts against the parts list. The parts list describes the various markings that may be found on the kit parts. Carefully sort the parts into small piles, (an empty egg tray does nicely for this purpose) to aid in finding the correct part at the required time.
1. Install DPDT PC mount pushbutton switch, S1. Be sure it is seated properly before soldering all 6 pins.
2. Install J1, the 2.1mm power jack.
We’ll begin to install some of the polarity sensitive parts at this point. Use the parts layout diagram in addition to the PC board silkscreen to orient the diodes, electrolytic capacitors, transistors and ICs properly.
3. Install D1, 1N4002 diode (black with white band). You’ll see a black band on the PC board silkscreen. Line up the white band on the diode with this black band. This is the cathode side of the diode.
CathodeAnode
4. Install D2, D3 and D4, 1N4002 diodes (black with white band) in the same manner as you did D1 above. Carefully orient the banded end before soldering these diodes.