Kenwood KRC-165 Service Manual
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Kenwood KRC-165 Service Manual

Cassette receiver
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See also: Instruction Manual
CASSETTE RECEIVER
KRC-165
SERVICE MANUAL
Escutcheon
(B07-2188-02)
Lever
(D10-3031-04)x2
DC cord
(E30-4784-05)
© 2001-11 PRINTED IN JAPAN
B51-7855-00 ( N ) 506
Panel assy
(A64-2500-02)
Screw set
(N99-1719-05)
Mounting hardware assy
(J19-9491-13)

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Summary of Contents for Kenwood KRC-165

  • Page 1 CASSETTE RECEIVER KRC-165 SERVICE MANUAL © 2001-11 PRINTED IN JAPAN B51-7855-00 ( N ) 506 Escutcheon Panel assy (B07-2188-02) (A64-2500-02) Lever Screw set (D10-3031-04)x2 (N99-1719-05) DC cord Mounting hardware assy (E30-4784-05) (J19-9491-13)
  • Page 2 IC4,Q151 (X14-) POWER IC AM BPF SP OUT FM BPF OUT LF FRONT Lch LEVEL E-VOL. MP IN N.C.MPX RF GND FM ANT AM ANT OUT RF FRONT Rch Q200,201 RF GND FM+B FM+B FM+B OUT LR Q202,203 AM+B AM+B AM+B REAR Lch OSC GND...

  • Page 3: Components Description

    KRC-165 COMPONENTS DESCRIPTION SYNTHESIZER UNIT (X14-6860-20) Ref.No. Component Name Application/Function Operation/Condition/Compatibility M38258MCD078FP System MI-COM. System control TDA7400D E-VOL. & N.C. MPX Controls sound volume. Selects each source. 3-input NOR gate × 3 HD74HC27FP Mute logic TDA7386 Power IC Amplifies power so that the speaker can drive audio signal.

  • Page 4: Microcomputer's Terminal Description

    IC2 Type 2 Constant select terminal 2 Pull down to GND lines. N.C. (Not used) SEL1 Destination select terminal 1 KRC-165 : (SEL1, SEL2)=(Lo, Hi) SEL2 Destination select terminal 2 RX-290 : (SEL1, SEL2)=(Hi, Lo) MUTE Audio mute on/off output...
  • Page 5 KRC-165 MICROCOMPUTER'S TERMINAL DESCRIPTION Pin No. Pin name Description Processing Operation P-MUTE Power IC mute control Lo : Mute ANT CON Antenna control Hi : during FM/AM reception P CON Power control Hi : POWER ON mode ILL ON Illumination AVR ON/OFF control terminal Hi : POWER ON mode N.C.

  • Page 6: Test Mode / Adjustment

    KRC-165 TEST MODE / ADJUSTMENT TEST MODE 1. How to enter the test mode • The BASS / TREBLE and BALANCE / FADER controls can be set to the full boost / center / full cut and full • Reset the unit while holding the Track Down key and preset right / center / full left and full front / center / full rear 6 key.
  • Page 7 PC BOARD (COMPONENT SIDE VIEW) (COMPONENT SIDE VIEW) X14-6860-20 (J74-1318-02) X16-1500-20 (J74-1299-12) C600 C601 W113 W112 BAND AUTO W103 W102 R351 C162 W105 D370 W121 W106 D371 Q201 W200/L5 D350 Q350 R372 C350 W115 R352 Q150 R353 (FOIL SIDE VIEW) Q352 C150 Q203...
  • Page 8 SYNTHESIZER UNIT (X14-6860-20) REAR PRE OUT 14.0V 140uH BACK-UP DETECTION POWER IC DETECTION SW (MOMENTARY POWER DOWN DETECTION) SW R453 R452 RF GND 52mH FM ANT Q451 Q450 7.0V PRE OUT Q451 Q450 MUTE PRE OUT PRE OUT DRIVER AM ANT MUTE MUTE Q200,201...
  • Page 9 Q151,260,353,371 : DTC114YK or : MA4091(N)-L UN2214 or : MA4110-L Values may vary slightly due to variations between individual KRC107S instruments or/and units. Q201,203,350,370 : 2SB1277 (Q,R) Q301 : DTA144EK or UN2113 Q351 : 2SA1037K Q450,451 : DTC143TK or KRC-165 UN2216...

  • Page 10: Exploded View (Mechanism)

    KRC-165 EXPLODED VIEW (MECHANISM) Parts with the exploded numbers larger than 700 are not supplied.

  • Page 11: Exploded View (Unit)

    KRC-165 EXPLODED VIEW (UNIT) (X14-) (X14-) (X14-) (X14-) (X14-) (X14-) (X14-) (X14-) CME1 (X14-) (X14-) (X14-) (X14-) M2.6x3 : N09-4348-05 (X14-) M3x4 : N30-3004-46 ø : N80-2006-46 ø : N82-2006-46 ø : N83-3005-46 (X14-) ø 3x10 : N35-3010-46 (X14-6860-20) ø...

  • Page 12: Parts List

    KRC-165 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. Dest Dest Ref. No. Parts No. Description Ref. No.
  • Page 13 KRC-165 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. SYNTHESIZER UNIT (X14-6860-20) Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No. Parts No.
  • Page 14 KRC-165 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. SYNTHESIZER UNIT (X14-6860-20) Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No. Parts No.
  • Page 15 KRC-165 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. CASSETTE MECHANISM ASSY (D40-1137-05) Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No.

  • Page 16: Specifications

    Frequency Response (±3.0dB) ..30Hz~14kHz (120µ) Separation ........... 40dB (1kHz) S/N Ratio ..............52dB KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. KENWOOD CORPORATION 14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo 150-8501 Japan KENWOOD ELECTRONICS ITALIA S.p.A.

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