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Assembly in the housing 

13. Assembly in the housing

 

 

 

 

Attach the sticker showing the connections to the housing, fig 4.0. 

 

Mount three spacers to the bottom of the housing, together with a shakeproof washer and an M3 
countersunk bolt, see figure 2.0 

 
 
 
 
 
 
 
 
 
 
 
 
 

 

Mount the PCB on the spacers using the three M3 bolts 

 

Click the shaft into the tone-control potentiometer and mount the knob on the shaft, fig 3.0 

 

After connection of the 9V battery (check the polarity), the cover of the housing can be 
clicked in place. 

HOUSING

6mm M3 BOLT

PCB

LOCK WASHER

8mm M3 SPACER

4mm M3 BOLT

Fig 2.0  

Fig 3.0 

Summary of Contents for K4102

Page 1: ...K4102 ILLUSTRATED ASSEMBLY MANUAL H4102IP 1 Total solder points 79 Difficulty level beginner 1 2 3 4 5 advanced Practice the guitar without disturbing others GUITAR PREAMPLIFIER WITH HEADPHONE OUTPUT...

Page 2: ...allowing you to practice without disturbing others Moreover it is fitted with a special device for tone adjustment allowing anyone to create their personal sound sound adjustment adjustable input sen...

Page 3: ...eyes Needle nose pliers for bending leads or to hold components in place Small blade and Phillips screwdrivers A basic range is fine For some projects a basic multi meter is required or might be hand...

Page 4: ...refully solder the leads 2 Make sure the solder joints are cone shaped and shiny 3 Trim excess leads as close as possible to the solder joint REMOVE THEM FROM THE TAPE ONE AT A TIME DO NOT BLINDLY FOL...

Page 5: ...B 2 1 4W Resistors R ZD1 4V7 1 Zenerdiode Watch the polarity ZD CATHODE C1 470pF 471 C2 10nF 103 C3 33nF 333 C4 33nF 333 C5 100nF 104 C6 100nF 104 C7 470nF 474 C8 470nF 474 C9 470nF 474 3 Capacitors...

Page 6: ...dphones connector J L R R L 10 LED LD CATHODE 23mm 0 9 18mm LD1 3mm red IC1 NE5532A 11 IC Watch the position of the notch The connection leads are first plaited through the openings to reduce pulling...

Page 7: ...hakeproof washer and an M3 countersunk bolt see figure 2 0 Mount the PCB on the spacers using the three M3 bolts Click the shaft into the tone control potentiometer and mount the knob on the shaft fig...

Page 8: ...8 Assembly in the housing Tone control Power led Level adjustment Power on off Headphones Output Guitar IN Fig 4 0 Sticker...

Page 9: ...ard in the headphones when the central terminal of the input connector is touched Turn the tone control RV2 clockwise and slight noise should be heard The guitar can be connected to the input connecto...

Page 10: ...ic diagram 3 4 8 2 1 7 6 5 R HEADPHONE GND L HEADPHONE R5 J3 C8 R10 C10 J3 J2 R6 R8 C9 R11 C11 C2 TONE R7 R4 C7 R3 A1 R2 C3 RV1 C5 R1 ZD1 LD1 R9 A2 C6 C12 SW1 9V C1 LEVEL ADJ RV2 BATTERY GND GUITAR IN...

Page 11: ...11 PCB 16 PCB...

Page 12: ...5 4 1 0 3 2 9 2 8 9 1 8 8 Modifications and typographical errors reserved Velleman nv H4102IP 2004 ED1 rev 1 0 VELLEMAN NV Legen Heirweg 33 9890 Gavere Belgium Europe...

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