Over time, the most frequently used buttons on keyboards, remote controls (remote control), home appliances and calculators from multiple presses fail — the device will not respond to your efforts.
To restore them easily, if we remember that pressing contact with the circuit Board carries a thin jumper from conductive rubber. Sometimes it is enough to rinse it with alcohol or put a circle of household aluminum foil.
Recommend to read
MODEL AIRCRAFT ALL-AROUND
All-around radio controlled model gliders (class F-3-B), which includes three flight exercises, is the youngest species of the competitions of flying models. It is flying on the...
CHAIN — ANY
On the proposed technology of wire matching section can be manufactured in a variety of shapes and sizes of links. The circumferential wire on one, two or three metal bar clamped in a...
