Kenwood KMD 673 R Service Manual

Page 1

KW-673R KENWOOD

SERVICE MANUAL

© 2001-2 PRINTED IN JAPAN
351-7736-00 (N) 2168

Front glass Escutcheon Panel assy
(B10-4031-01) (Bo7-2181-02) (A64-2262-02)

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Plastic cabinet assy Mounting hardware assy DC cord
(A02-1486-1 3) (J21 -9491 -1 3) (E30-4785-05): M type
(E30-4790-05):E type
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Remote controller assy Lever Screw set Stay
(A70-0883-05) (D10-3031-04)x2 (N99-1610-15) (J54-0606-04)
:M type only :M type only :M type only
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Screw set SIZE AAA Battery Antenna adaptor
(N99-1632-05) *Not supplied as (T90-0523-05)
:M type only service parts :E type only

Page 24

KM D-673R

PARTS LIST / SPECIFICATIONS

* 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.

MECHANISM ASSY (X92-4250-00)

A N . . .025!
Ref. No. d 2 Parts No. Description mall

d w on

3 2B A10-4486-23 CHASSIS ASSY

5 18 A10-4488-14 CHASSIS CALKING ASSY

6 2A A10-4869-03 CHASSIS ASSY

7 3A A10-4871-03 CHASSIS CALKING ASSY

11 2B D10-4278-14 LEVER

12 2B D10-4601-04 LEVER

13 2B D10-4288-24 SLIDER ASSY

14 1B D10-4290-14 ARM ASSY

21 18 D13-1433-03 RACK (GEAR)

22 1B D13-1434-04 GEAR

23 1B D13-1435-04 GEAR

24 13 D13-1436-04 GEAR

25 1B D13-1437-04 GEAR

26 2B D13-2170-04 GEAR ASSY

31 2A D21 -2296-04 SHAFI

32 1A D21-2297-04 SHAFI

33 2A D39-0235-04 DAMPER

34 2A D39-0236-04 DAMPER

41 1B 601-2914-04 TORSION COIL SPRING

42 1B 601-2915-04 TORSION COIL SPRING

43 2B 601-2917-04 COMPRESSION SPRING

44 1A 601-2918-04 EXTENSION SPRING

45 1A 601-2919-04 EXTENSION SPRING

47 2A 601-2948-14 EXTENSION SPRING

48 2B 601-2964-04 TORSION COIL SPRING

49 1A 602-1298-03 FLAT SPRING

51 3B J12-1022-O4 FIN

61 18 J19-4866-04 HOLDER

62 3A J19-4867-03 HOLDER

A 3A N09-4349-05 TAPTITE SCREW

B 13 N09-4236-05 MACHINE SCREW (M2X 2 2 0 )

C 1A N09-4319-05 MACHINE SCREW (M2X4)

D 23 N09-4269-05 MACHINE SCREW (M1.7X2.5 2 )

E 1A N09-4233-05 MACHINE SCREW (M1.4X 2 )

F 1B N19-2029-04 FLAT WASHER

G 13 N19-2127-14 FLAT WASHER

H 3A N09-4126-05 MACHINE SCREW (2X3.5,C TITE, BLACK)

M1 3A T42-0791-14 MOTOR ASSY

M2 2A T42-1046-04 MOTOR ASSY

M3 13 T42-0790-14 MOTOR ASSY

PU1 2A T25-0219-05 OPTICAL PICKUP HEAD

FM
Frequency RangelMHz)(Frequency step) ..
Usable Sensitivity(S/N 26dB).
Quieting Sensitivity(S/N 46dB)
Frequency Response(¢3.0dB)
S/N(dB) ................
Selectivity(DlN)(dB). 80dB(¢400kHz)
Stereo Separation .. ..35dB(1 kHz)
MW
Frequency RangelkHz)(Frequency step)
Usable Sensitivity(S/N 20dB).
LW
Frequency Range(kHz) .......
Usable Sensitivity(S/N 20dB .
MD
Laser Diode ................................... GaAIAs(A=780:20nm)
Digital Filter(D/A) . 8 Times Over Sampling
D/A Converter .. .............. 1 Bit
Spindle Speed .. 00~900(rpm)
Wow & Flutter .......... .Below Mesurable Limit
Frequency Response. 0-20kHz(¢2dB)
Total Harmonic Distortion. ....0.03%(1 kHz)
S/N Ratio(dB) 90dB(1kHz)

.87.5MHz-108.0MHZ (50kHz)
.o.7uw75§2
.1 .euw75s2

.531 kHz-1611kHz(9kHz)

Dynamic Range ....90dB

Channel Separation ....85dB
AMP

Preout Level(mV)/Load-Unbalanced. ..1800mV/10kQ(MD/CD-CH)

Preout lmpedance(Q) ..........
PWR(MAX) .........................
PWFt DIN45324, +B=14.4V
TONE
Bass.
Mid.
Treble
GENE
Operating voltage(11~16v allowable) .
Current Consumption.
lnstalltion Size(W)x(H)x(
Weight ..............................

100HZ:10dB
...1kHZ:10dB
.12.5kHZ:10dB

KENWOOD follows a policy of continuous advancements in
development. For this reason specifications may be changed
without notice.

US and foreign patents licensed from Dolby Laboratoris.