Frequently asked questions – Kisan Electronics ManualtailBlazer User Manual
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FREQUENTLY ASKED QUESTIONS:
 
Q: 20W-D doesn’t plug in properly in the socket. What should I do? 
 
A: The integrated 20W-D unit has an indexed bayonet base, so it can only 
be inserted with correct orientation. Refer to diagram on page-3 to see 
how the pins are indexed. 
 
If the base feels too tight to be able to twist-in, you may have to file the 
solder bumps a little to reduce interference. 
 
If the base feels too loose and makes intermittent connection, you can 
pull-up on the spring contacts of the socket to gain a little more retaining 
force. 
 
Q: As soon as I turn the key on, the 20W-D begins to flash and applying 
the brakes doesn’t make any difference. What’s wrong? 
 
A: There are two possibilities. 
 
Referring the diagram on page-3, check to make sure the socket on the 
bike is wired correctly. Hint: the brake voltage should be present at the 
contact next to pin closest to the base. 
 
Or, the brake switch on the bike a bit sticky. This is usually the foot brake 
switch. tailBlazer is triggered by brake voltage with very little current. With 
the switch set too close to the foot pedal, a small amount of current can 
pass through. It may not be enough to turn a 27W tail bulb on, but it’s 
enough to trigger the tailBlazer. 
 
Note! On some older bikes or European models, the taillights must be on 
to power the 20W-D unit otherwise the circuit is not powered. 
 
As soon as you turn the key on, the tailBlazer should come on full bright 
for about a half second, then drop down to lower intensity. 
