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Fig. 10: Inserting the Extension-PCB

b) ASURO already provides extended plug sockets for the extension board 

The two- and three-poled plug elements are to be inserted into the plugs at the ASURO-PC-board 
(see fig. 10), on top of which you attach the extension board. The pins will be protruding from the 
PCB.   If   all   components   are   well-placed,   the   extended   plug   sockets   are   to   be   soldered   to   the 
extension board.

2.4 Placing the ping-pong ball

Having soldered the extended plug-sockets to the printed circuit board, you have to unplug the 
extension board and place the component apart for further assembling activities. Now pull the 
connecting cable of the coil through the hole in the ASURO-PCB and attach the ping-pong ball 
(together with the included coil) carefully with merely three or four glueing dots at the ASURO-
PCB.

Fig. 11: Extension board with  extended 

plug sockets

Summary of Contents for ARX-MSP

Page 1: ...ARX MSP Minesweeper Kit 99 Washington Street Melrose MA 02176 800 517 8431 TestEquipmentDepot com...

Page 2: ...y open pot core allows the magnetic field to expand into the surrounding free field and to be influenced by neighbouring metallic objects Fig 1 displays the schematic diagram The resonant circuit cons...

Page 3: ...e equivalent energy input for the resonator is to be controlled at a level in which electrical losses in the resonator are exactly to be compensated as long as no metal is to be located near the coil...

Page 4: ...centimetres of the isolated copper wire together with the carrier at the pencil s shaft as demonstrated in fig 4 As an extra fixation you may use some adhesive tape cello tape to avoid slipping moveme...

Page 5: ...y the heated top for some time until the isolation has been removed and a thin layer of soldering tin is covering the wire Warning the generated smoke may cause damage to your health and should not be...

Page 6: ...f the isolation layer at the thin copper wires the soldering quality and any ruptures of the soldering and cables Should the resistance value be much lower 10 you must check for short circuits at or n...

Page 7: ...cing the photo transistors T9 and T10 as well as the LED D11 from the PC board These activities require a removal of the ping pong ball The easiest way to proceed is to heat the components which are t...

Page 8: ...ed the extended plug sockets are to be soldered to the extension board 2 4 Placing the ping pong ball Having soldered the extended plug sockets to the printed circuit board you have to unplug the exte...

Page 9: ...et be careful to apply the correct polarity D1 D2 D3 1N4148 be careful to apply the correct polarity C4 C5 C6 100nF ceramic R1 R2 R3 R7 10k 5 brown black orange gold R4 220 5 red red brown gold R5 1k...

Page 10: ...ocedure Having attached the ping pong ball including the coil and having completed the PCB assembly you can now insert the PCB into the deactivated robot Please check the isolation of the components c...

Page 11: ...tion on top of a plastic or wooden box respectively on a table without nails or screws and turn the trimmer counter clockwise until the LED extinguishes You may have to repeat the calibration procedur...

Page 12: ...eventing good conductivity or the thin copper wire of the coil has been disrupted at the assembly phase The last problem often occurs in the neighbourhood of the capacitor At much lower measured resis...

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