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POWER AMPLIFIER
KAC-9103D
SERVICE MANUAL
BOOST
CONTROL SYSTEM
Fuse (30A)
(F52-0015-05)
Accessories
(W01-1606-05) x2
Class D Mono
Power Amplifier
Screw set
(N99-1794-05)
© 2006-11 PRINTED IN JAPAN
B53-0471-00 ( N ) 957
Connecting cord assy
(E30-6145-05)
19cm
This product uses Lead Free solder.
RoHS
This product complies with the
Dressing Panel
(A21-6563-02): (K type)
(A21-6564-02): (E,M type)
E,M type
K type
directive for the European market.
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Table of Contents
Related Manuals for Kenwood KAC-9103D
Summary of Contents for Kenwood KAC-9103D
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Page 1: Service Manual
POWER AMPLIFIER KAC-9103D SERVICE MANUAL © 2006-11 PRINTED IN JAPAN B53-0471-00 ( N ) 957 Dressing Panel (A21-6563-02): (K type) (A21-6564-02): (E,M type) Class D Mono E,M type BOOST Power Amplifier CONTROL SYSTEM K type Fuse (30A) (F52-0015-05) Accessories Screw set... -
Page 2: Block Diagram
KAC-9103D BLOCK DIAGRAM X08-4180-12 IC13 IC12 X09-5820-14 SENS FREQ IC11 IC11 IC11 I.F.S BASS L.P.F 25Hz BOOST LINE IN NOR/REV 15Hz LINE OUT IC12,13 Q151 IC31 Q401-415,187-190 DEAD D CLASS SP IN MUTE COMPARATOR TIME CONT SP OUT OFFSET TRIANGLE... -
Page 3: Components Description
KAC-9103D COMPONENTS DESCRIPTION PREAMPLIFIER UNIT (X08-4180-12) Ref. No. Application / Function Operation / Condition / Compatibility IC11 (1/2) INFRA SONIC FILTER Cutting super-low area of voice signals IC11 (2/2) INVERTER Reversing voice signal phase IC12 (1/2) OP AMP Voltage amplification, buffer... - Page 4 KAC-9103D PC BOARD (FOIL SIDE VIEW) AUDIO UNIT X09-5820-14 A/2 (J76-0072-41) W330 W331 R206 Q189 Q187 -15V +15V R403 W351 W354 R419 Q414 R415 R417 R630 R629 R413 C401 Q410 R411 R409 R410 R416 Q411 R414 R412 Q415 W348 R161...
- Page 5 KAC-9103D X09-5820-14 X09 B/2 Ref. No. Address C402 IC11 IC12 IC13 C403 IC31 R422 IC32 D407 IC61 C404 R207 IC62 D406 D405 Q188 Q190 R637 R636 W309 W357 W504 W304 W506 Q151 Q187 Q188 Q189 Q190 Q401 W120 Q402 Q403...
- Page 6 KAC-9103D PC BOARD (FOIL SIDE VIEW) PREAMPLIFIER UNIT X08-4180-12 A/2 (J76-0068-12) C202 C108 C201 R202 I.N.V I.S.F -15V R113 DGND W256 C109 R127 W255 TP22 TP21 W254 R212 R210 4 6 3 5 2 4 6 3 5 2 TP36...
- Page 7 KAC-9103D (X09-5820-1x) (A/2) ∗ TP108 TP105 BASS BOOST REMOTE CONTROL D101 TP510 ∗ TP511 LEVEL and FREQUENCY ∗ R519 LINE IN C524 TP109 IC11 ISO. AMP 15.0V IC11 (0-10,0-12) C103 (1/2) 0.01 (2/2) R101 10u50 R105 R113 TP111 TP506 R520...
- Page 8 TP69 0.2V OUTCTRL 6.8K 3.3V 1.0V 100K 2.0V (1/2) TP74 TP73 TP72 1000P TP34 TP35 3.8V TP68 TP71 ∗ R645 C616 14.2V 10u50 2.0V TP60 Q612 D608 47u25 14.3V TP65 C617 10u50 TP61 MUTE DRV. KAC-9103D (1/2) X09-5820-14 A/2 (2/2)
- Page 9 IC11-13 ∗ IC14,15 TP62 LM1MA142WK-G TP63 TP65 KAC-9103D (2/2) CAUTION : For continued safety, replace safety critical compo- nents only with manufacturer’s recommended parts (refer to parts DTA114EUA BA10358F list). DTC114EUA Indicates safety critical components. To reduce the risk of electric...
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Page 10: Exploded View
KAC-9103D EXPLODED VIEW M6x10 : N07-0003-08 M4x9 : N09-4214-08 φ3x12 : N09-6216-05 M4x8 : N09-6287-15 φ2x8 : N80-2008-43 φ3x10 : N80-3010-43 φ2x6 : N82-2006-48 φ3x8 : N89-3008-48 φ3x16 : N89-3016-48 φ3x14 : N09-6217-05 φ3x6 : N83-3006-43 φ3x8 : N89-3008-43 φ3x6... -
Page 11: Parts List
CHIP C 100PF B30-1765-05 LED (BLUE,SEDE LIGHT) C202,203 CK73GB1H103K CHIP C 0.010UF K C204,205 CK73FB1E104K CHIP C 0.10UF CK73GB1H103K CHIP C 0.010UF K E1 : KAC-9103D (Europe) K : KAC-9103D (North America) M1 : KAC-9103D (Other Areas) Indicates safety critical components. - Page 12 C405,406 CC73GCH1H560J CHIP C 56PF RK73GB2A682J CHIP R 6.8K J 1/10W C601,602 CD04BJ1H100M ELECTRO 10UF 50WV RK73GB2A104J CHIP R 100K J 1/10W E1 : KAC-9103D (Europe) K : KAC-9103D (North America) M1 : KAC-9103D (Other Areas) Indicates safety critical components.
- Page 13 FL-PROOF RS 4.7 J 2W R643 RK73GB2A222J CHIP R 2.2K J 1/10W R206,207 RK73GB2A473J CHIP R J 1/10W R644 RK73GB2A103J CHIP R J 1/10W E1 : KAC-9103D (Europe) K : KAC-9103D (North America) M1 : KAC-9103D (Other Areas) Indicates safety critical components.
- Page 14 BA4560RF ANALOGUE IC IC12,13 SN74HC00D MOS-IC IC31 BA10393F ANALOGUE IC IC32 BA4560RF ANALOGUE IC IC61 BA4560RF ANALOGUE IC IC62 BA10393F ANALOGUE IC E1 : KAC-9103D (Europe) K : KAC-9103D (North America) M1 : KAC-9103D (Other Areas) Indicates safety critical components.
- Page 15 KAC-9103D PARTS LIST CAPACITORS 2 2 0 • Capacitor value CC45 Color* 010 = 1pF 0 = 22pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 100 = 10pF 2 = Shape ... round, square, etc. 5 = Value...
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Page 16: Specifications
Weight ............. 4.1kg (9.0 lbs) Frequency Response (+0, -3dB) ......5Hz~200Hz Sensitivity (rated output) MAX ................0.2V KENWOOD follows a policy of continuous advancements MIN ................5.0V in development. For this reason specifications may be Input Impedance ............10kΩ changed without notice.