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Assembly hints 1. Assembly (Skipping this can lead to troubles ! ) Ok, so we have your attention. These hints will help you to make this project success- ful. Read them carefully. 1.1 Make sure you have the right tools: •...
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Assembly hints 1.3 Soldering Hints : Mount the component against the PCB surface and carefully solder the leads Make sure the solder joints are cone-shaped and shiny Trim excess leads as close as possible to the solder joint AXIAL COMPONENTS ARE TAPED IN THE CORRECT MOUNTING SEQUENCE ! REMOVE THEM FROM THE TAPE ONE AT A TIME !
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(or stations in the case of the tuner), in order to avoid unwanted overwriting. Not only its possi- bilities but also the aluminium housing and a special VELLEMAN tactile keyboard make this Build-it-yourself remote control unique.
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Construction 10. Mounting the IR diodes. Watch the polarity ! Fit the IR diodes LD2 trough LD4 (see fig. 1.0) horizontally and in line with the pcb. Pay attention to the polarity. Pass the short- est lead trough the hole marked C all like LD4.
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Construction 11. Mounting the LED . Watch the polarity ! IMPORTANT Fit LED LD1 at the solder side, AGAINST the PCB (see fig. 2.0a) FIG 2.0a First carefully bend its leads at the component side, in such a way as to make the longest lead (anode) touch R5 and the shortest lead touch R3.
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Construction 12. Battery. Connect the connection wires of the battery holder to the + (red wire) and the - (black wire) of the pcb. (see fig 3.0) q Red q Black FIG 3.0 . IC. Watch the position of the notch ! IC1 : 3004 Insert IC1, 3004 type into his socket with his notch towards the pcb edge.
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Construction 14. Identification of the transmitter for the distinct receivers. For use with the Pre-amplifier and tuner (K4100/K4500) : q Fit a small signal diode for D3. For use with the universal remote control (K6711) : q Fit a small signal diode for D4. For use with the distinct one-channel receivers : q Fit one of the diodes D4 trough D7, see the directions for use of the one channel receiver (K6712).
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Mounting the housing 15. Mounting the housing 1. Sticking the Keyboard : q Remove the covers of the housing. q Stick the keyboard onto the housing, with the connection lip in the saving, so that the LED window corresponds with the hole in the aluminium. 2.
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Test and usage 16. Test and Usage q Connect a 9v battery to the holder and insert the bat- tery into the housing. Test the transmitter-receiver combination and check all the functions. Fit both cov- ers onto the housing. Functions : 1.
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