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Kenwood KCA-S220A Service Manual

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Download this manual See also: Instruction Manual
SWITCHING UNIT
KCA-S220A
SERVICE MANUAL
Cord with plug
(E30-4276-15)
2m
Metallic cabinet
(A01-4416-03)
Screw set
(N99-1797-08)
This product complies with the
© 2006-6 CREATED IN JAPAN
B53-0433-00 ( N ) 0
Magic tape
(Not supplied)
This product uses Lead Free solder.
RoHS
directive for the European market.

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Summary of Contents for Kenwood KCA-S220A

  • Page 1 SWITCHING UNIT KCA-S220A SERVICE MANUAL © 2006-6 CREATED IN JAPAN B53-0433-00 ( N ) 0 Metallic cabinet (A01-4416-03) Cord with plug Screw set Magic tape (E30-4276-15) (N99-1797-08) (Not supplied) This product uses Lead Free solder. RoHS This product complies with the...

  • Page 2: Block Diagram

    KCA-S220A BLOCK DIAGRAM LOGIC VDD ELECTRIC SW CHANGER 1 HCLK DATAH DATAC REQC CH RST REQH CHCON0 X'TAL RESET CH MUTE BU+14V AGND AUX SW CHANGER 2 u-COM HCLK HCLK DATAH DATAH DATAC DATAC REQC REQC CH RST CH RST B.U.
  • Page 3 KCA-S220A PC BOARD (FOIL SIDE VIEW) AUX IN ELECTRIC UNIT A.GND RESET AUX.SW JC10 BU+14V D26 D25 REQH CHCON CHCON MUTE REQC REQH TO UNIT 2 TO UNIT 1 TO HEAD UNIT ELECTRIC UNIT Ref. No. Address Ref. No. Address...
  • Page 4 KCA-S220A ELECTRIC UNIT R11 100 10u16 REQH1 R13 100 CH MUTE1 ANALOGUE SW 10u16 R16 100 REQC1 R17 100 DATAC1 R20 100 HCLK1 R18 100 4.7K DATAH1 R14 100 CH RST1 R12 100 CHCON01 10u16 Lch1 R19 100 C4 10u16...
  • Page 5 KCA-S220A DTA114EK ANALOGUE SW 10u16 L ch DTA124EK DTC124EK 2SC2412K 2SD2114K 10u16 R ch 100K 100K REGULATOR DTC143EKA 0.01 0.1u50 100K 100K DA204K BU+14V R62 100 AGND R61 100 R5 100 Rch0 R9 100 Lch0 100K CHCON 100K CH RST...

  • Page 6: Exploded View

    KCA-S220A EXPLODED VIEW φ3x6 : N09-6434-08 φ3x8 : N09-6438-08 φ3x5 : N86-3005-48 φ3x6 : N09-6437-08 Parts with the exploded numbers larger than 700 are not supplied.

  • Page 7: Parts List

    KCA-S220A PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No. Description Ref. No.
  • Page 8 KCA-S220A MEMO...