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Velleman K4040 Manual

Other manuals for K4040: Illustrated Assembly Manual

Summary of K4040

  • Page 1

    Total solder points: 700 difficulty level: beginner 1 o 2o 3o 4o 5þ advanced illustrated partlist h4040ip-ed1 k4040 stereo valve power amplifier ⇒ pure valve sound with high quality el34 valves ⇒ high quality black and chrome housing ⇒ chrome valve socket covers ⇒ easy bias adjustment with led indic...

  • Page 2: Codice

    5% 4k7= ( 4 - 7 - 2 - b ) 1% 4k7= ( 4 - 7 - 0 - 1 - 1 ) color= 2… 5 i p e sf s dk n d gb f nl c o d e codice colore codigo de cores codigo de colores vÄri koodi fÄrg schema farve kode farge kode farb kode colour code codifi- cation des cou- leurs kleur kode c o d e 0 nero preto negro musta svart sor...

  • Page 3: Velleman Kit Nv

    __________________________________________________________________________________________________________________________________________________________ 3 velleman kit nv legen heirweg 33 9890 gavere belgium http://www.Velleman.Be.

  • Page 4: Stereo Valve Amplifier

    _______________________________________________________________________________________________________________________________________________________ 4 stereo valve amplifier technical data* • output power: 2 x 0 to 15 wrms class a 2 x 15 to 90 wrms class ab • output impedance 4 or 8 ohms • ultra ...

  • Page 5: 1. Capacitors

    __________________________________________________________________________________________________________________________________________________________ 5 assembly of the small input pcb p4040i: this pcb is used to connect the input signal (via two rca sockets) via two holes at the rear of the cab...

  • Page 6: 1. Valve Socket Mounting

    _______________________________________________________________________________________________________________________________________________________ 6 15mm m3 spacer 8mm spacer pcb valve socket 15mm m3 bolt assembly of the main pcb p4040b: foreword: because of the pcb dimensions, first mount the ...

  • Page 7: 2. Jumpers

    __________________________________________________________________________________________________________________________________________________________ 7 2. Jumpers q j1 (mount 2 wires) q j2 (mount 2 wires) q j3 (mount 2 wires) q j4 (mount 2 wires) q j5 (mount 2 wires) q j6 (mount 2 wires) q j7 q...

  • Page 8: 5. Zener Diodes

    _______________________________________________________________________________________________________________________________________________________ 8 d... Cathode q d1: 1n4148 q d2 :1n4148 q d3: 1n4007 q d4: 1n4007 q d5: 1n4007 q d6: 1n4007 q d7: 1n4007 q d8: 1n4007 q d9: 1n4007 q d10: 1n4007 q ...

  • Page 9: 7. 1/2W Resistors

    __________________________________________________________________________________________________________________________________________________________ 9 q r23: 820k (8 - 2 - 4 - b) q r24: 820 (8 - 2 - 1 - b) q r25: 180 (1 - 8 - 1 - b) q r26: 1m (1 - 0 - 5 - b) q r27: 22k (2 - 2 - 3 - b) q r28: 3...

  • Page 10: 8. 1W Resistors

    _______________________________________________________________________________________________________________________________________________________ 10 8. 1w resistors r... 2mm q r77: 270 (2 - 7 - 1 - b) q r78: 10k (1 - 0 - 3 - b) q r79: 10k (1 - 0 - 3 - b) q r80: 15k (1 - 5 - 3 - b) q r81: 680k ...

  • Page 11: 10. Ic Sockets

    __________________________________________________________________________________________________________________________________________________________ 11 10. Ic sockets (check the position of the notch!) ic... 1 q ic1: 18p 11. Reed relays (check the position of the notch!) pin 1 1 ry... Q ry1: v...

  • Page 12: 14. 5W Resistors

    _______________________________________________________________________________________________________________________________________________________ 12 14. 5w resistors r... 2mm remark: you will have two 8.2 ohm 5w resis- tors left over for later use. Q r105: 15 q r106: 15 q r107: 15 q r108: 15 1...

  • Page 13: 17. Electrolytic Capacitor

    __________________________________________________________________________________________________________________________________________________________ 13 17. Electrolytic capacitor (check the polarity!) c... Q c23: 4u7 q c24: 100u q c25: 470u q c26: 470u q c27: 470u q c28: 470u q c29: 47u/100v q...

  • Page 14: 20. Power Relays

    _______________________________________________________________________________________________________________________________________________________ 14 20. Power relays the various relays have leads that correspond to the printing on the pcb: q ry3: vr5v122c ry... Q ry4: vr10v121c q ry5: vr10v121...

  • Page 15: 23. Electrolytic Capacitor

    __________________________________________________________________________________________________________________________________________________________ 15 23. Electrolytic capacitor (check the polarity!) generally these capacitors are from the snap-in type and cannot be mounted incorrectly. C... ...

  • Page 16: 26   6.3V Valve Wiring

    _______________________________________________________________________________________________________________________________________________________ 16 26 6.3v valve wiring wiring for the 8 tube sockets v1 to v8. Use twisted brown wire for each one. For safety, it is advisable to check with an oh...

  • Page 17

    __________________________________________________________________________________________________________________________________________________________ 17 • mount the input pcb on the right-hand side of the housing as shown in the figure. It is possible that a masking sticker from the cabinet wil...

  • Page 18

    _______________________________________________________________________________________________________________________________________________________ 18 • solder a 12 cm length of blue wire to the n terminal of the mains connector. • solder a 12 cm length of brown wire to the l terminal of the mai...

  • Page 19

    __________________________________________________________________________________________________________________________________________________________ 19 output transformer zd043 transformer 8d002 power transformer zd043 output wires wires wires wires adhesive foot foot adhesive foot adhesive wi...

  • Page 20

    _______________________________________________________________________________________________________________________________________________________ 20 ◊ mount the supply transformer in the middle of the cabinet. Ensure that the leads are positioned as shown in the figure 6. The thick grey and gr...

  • Page 21

    __________________________________________________________________________________________________________________________________________________________ 21 power transformer n blue l brown 6.3vac gray red red yellow yellow black brown blue orange zd043 output transformer 0 8 4 6.3vac green gnd r g...

  • Page 22

    _______________________________________________________________________________________________________________________________________________________ 22 ! First switch off the mains voltage and remove the mains cord from the socket. Wait for a couple of minutes until the high voltages on the suppl...

  • Page 23

    __________________________________________________________________________________________________________________________________________________________ 23 adjustment of the right-hand channel: ◊ ensure that all switches of the left-hand channel are off (up). ◊ switch the first switch of sw3 (righ...

  • Page 24

    _______________________________________________________________________________________________________________________________________________________ 24 final assembly of the cabinet before fitting the covers, check the supply and amplifier pcbs to see that no components have been mounted too high...

  • Page 25

    __________________________________________________________________________________________________________________________________________________________ 25 usage ! Warnings. This unit gets hot, keep out of reach and away from children. Check that the mains voltage corresponds to that of the unit. ...

  • Page 26

    _______________________________________________________________________________________________________________________________________________________ 26 r106 15/5w bc547c t1 ld2 l-93wegw d1 1n4148 ry3 vr5v122c r4 1k 7v5 zd1 c27 470u 5a slow @ 100-120vac f1 mains n l c28 470u 7 r36 1k5 red 9 sw1 4 ...

  • Page 27

    __________________________________________________________________________________________________________________________________________________________ 27 r29 10k r31 10k r45 220k r41 220k r30 10k r38 10k r39 220k r20 1m r17 820k c14 22n/630v c3 100p r12 33k r64 220/.5w r63 220/.5w f2 f1 r11 12k ...

  • Page 28

    _______________________________________________________________________________________________________________________________________________________ 28 r32 10k r34 10k r57 220k r53 220k r33 10k r51 10k r50 220k r26 1m r23 820k c21 22n/630v c4 100p r13 33k r67 220/.5w r66 220/.5w f2 f1 r16 12k gre...

  • Page 29

    __________________________________________________________________________________________________________________________________________________________ 29 365vdc 110vdc 6.3vac c31 c38 sk4 1 sw3 r102 c21 v10 r104 j4 f1 f1 f2 sk3 r87 r86 r20 r65 r19 r83 r84 rv1 d19 d26 d20 r35 sw1 d21 r37 ld1 r36 l...