Kenwood KM-106 User manual

KMA06
NEINiLO16)B.
SERVICE MANUAL
©1987-2
PRINTED
IN
JAPAN
B51-3151-00
(O)
1606
Metallic
cabinet
Panel
ass’y
(A01-1482-01)
(A20-5174-02)
VEAL AE:
J RLTRD EDOEE
iar Sse ea Gla eT eK RRC 7S MS
Knob
ass’y
(Button)
Phone
jack
(3P)
Knob
(Button)
Knob
(Button)
Foot
(R)
{K29-2001
-04)
(E11-0162-05)
(K27-0742-14)
x
2
(K27-1264-04)
(J02-0179-05)
AC
outlet*
Power
cord
bushing
AC
power
cord*
(E03-)
(J42-0083-05)
(E30-)
eee ore
, AL, 220~-2a 0A Me ee A TI 220%.
~ f
Foot (L)
(JO2-0129-05)
Phono jack (2P) Lock terminal board (8P) Slide switch* Slide switch*
{E13-0229-05) (E20- 0823-05) ($31-2113-05) (S31-2083-05)
*Refer to parts list on page 10.
Note : Specifications is written on page 4.
te ee Ae en ees

BLOCK DIAGRAM/CIRCUIT DESCRIPTION
BLOCK LEVEL DIAGRAM
AMP 31.6V/82
K1
i SPEAKERS OUT
SPEAKERS OA
INPUT (CD wf SELECTOR
Q31, 32
PROTECTION
MUTING
/ CIRCUIT DESCRIPTION
Description of Components
POWER AMPLIFIER (X07-227X-XX)
GB cn Bana tet
| 9,10 | 3rd stage amplifier Class A cascade current amplifier.
Eisse si caetnce Noliage araclitieh
4
8
—a1.14 | Bistompsraunsconpunaion [SSCS
et ane
ae a Ses a Oo
Relay driver IC Current protection.
[xa | Constant voltageconrl Sid SSCSC~C~C—~—CSSSSC‘“‘“SsSCSS
e536 | si Mutingariver_ = SSdTSSC~C“~‘“*S*S*S*SC“~“~“~‘“S*sSCSSCSCSCSC*Y
Tasman CiEDaer OOOO
Pd A ee ee ee ae Pe ee ee ee ee ee eee ee ee ee
‘
;

KIMM-106
ADJUSTMENT/REGLAGE/ABGLEICH
ADJUSTMENT
INPUT OUTPUT AMPLIFIER ALIGNMENT
ITEM SETTINGS SETTINGS SETTINGS POINTS ALIGN FOR FIG.
Connect a DC
‘ IDLE voltmeter across VRL CL)
CURRENT CP1 CL) VOLUME: 0 VR2 (R) 9~18mV Ca)
CP2 CR)
REGLAGE
eo are REGLAGE DE REGLAGE DE
ITEM L’ ENTREE LA SORTIE
Connecter un
voltmétre de CC sur
CP1 (G)
CP2 (D)
REGLAGE DE
L’ AMPLIFICATEUR
POINS
L’ ALIGNEMENT ALIGNER POUR FIG,
VR1 (G)
VR2 (D) 9~ 18m¥ (a)
COURANT DE
POLARISATION
VOLUME: 0
ABGLEICH
EI
NGANGS-
AUSGANGS-
VORSTARKER
ABGLEICH-
ft
qecmaieuni.
ee)
GEG
ENSTAND
EINSTELLUNG
EINSTELLUNG
EINSTELLUNG
PUNKTE
ABGLEICHEN
FUR
ABB.
Ca)
Einen
Gleichspannungs-
messer Uber VR1 (CL)
LEERLAUFSTROM
CPl
CL)
VOLUME:
0
VR2
CR)
9~18mV
CP2 (R)
anschliegen.
KM-106
SPECIFICATIONS
Rated Power Output
125 watts per channel minimum RMS, both
channels driven, at 8 ohms from 20 Hz to
20,000 Hz with no more than 0.03% total har-
monic distortion.
Both channels driven (Except U.S.A. and Canada)
(8 ohms, 1 kHz)................008 1385 W+ 135 W
(4 ohms, 1 kHz)................005- 110 W+110 W
Music Power Output (8 ohms)
(Except USA and Canada) .......... 250 W+ 250 W
Total Harmonic Distortion
20 Hz to 20,000 Hz............... 0.03% at rated power into
8 ohms
0.015% at 1/2 rated power
into 8 ohms
WK Zils Secdintciteneitenatess 0.002% at 1/2 rated power
into 8 ohms
intermodulation Distortion
(60 Hz:7 kHz =4:1)..............0... 0.002% at rated power into
8 ohms
Frequency Response................. 5 Hz to 200 kHz, +0, —3 dB
Power Bandwidth
(0.2 % THD, 8 ohms) ............... 10 Hz to 50 kHz
Signal-to-Noise Ratio................. 120 dB
Damping Factor .................00008 35 at 50 Hz
General
Power Consumption ................. 4 A (USA and Canada)
240 W (Others)
AC Outlets............... ccc eeeeeee ees Switched 2, Unswitched 1
(Except some area)
Dimensions ...............0ccceeeeceeees W 420 mm_ (16-9/16”)
H 123mm _ (4-13/16”)
D 269mm _ (10-9/16”)
Weight (Net) ..................0cc00000 7.9 kg (17.4 Ib)
Note :
We follow a policy of continuous advancements in developments.
For this reason specifications may be changed without notice.

PC BOARD
(X07-2270-10)
B c D)
WHT
RED
N — wo)
21D ©o
aa |) eae | [sa
mi a oO
a|—r
be
oe >
- w
Refer to the schematic diagram for the values of resistors and capacitors.
an aimed ames
cape. Wie
4
3
BLK
eo
Component side view
POWER AMPLIFIER (X07-2270-10)
NE
IIE
DC Voltmeter
@
Lo 000000 odd
(a) 9~18mV
KM-106(K)
POWER SUPPLY (X00-2391-01) Component side view
)
ee ee en ee ee lee
{1

% (X07-2270—21)
(E/5)
(X07-2270-21)
aj (A/5)
(XO7-2270 —2 1!)
* ie /5)
J
(x07-2270-21)
(A/5)
—-———--—-- OO Se SS
[oriver |
68V
i¥
©
iat)
~J
R47 3,3K
R49 910
ACI20V
‘K)
60Hz
R59 47K
(X00 — 2391-01) (A/2)
x XO7-227X-XX
ror er)
|K,PTYPE(O-10) | TYPE(0-10) x |
U,M,UE, X TYPE
(0-21)
RIS 8,2K
D24
Ri6 8.2K
RIO8
R106
A 4A por |
Q40 028
34 D30
D32
a ¢
o T ~
o
& «
|
on
rot
K) = Q37 oR F
|
3
Qe)
Af
“7x
(1)
| i R99 R101
| * 3.3K 810
(XO7—-2270-10)
(0/5)
7 Z a - 2SA1535
2SC3944
Y| + 7
| Leh
° Am —
r Y
: ICI a | | SPEAKERS A
(U,M,UE)TYPE . of | Oi—- 7
A
©
L
We
1.
ii
aaa b=
RED I20V | 4 S Be QI\ +
- @—__a@l— uPC1237HA
el a ol _Ial—
vt ° ‘
fy
cee
ft:
caer
|
g
—
_
=
|
| — 8
[ SPEAKERS B
1
°
|
Rch
| rie ox | ome oF 00hlCUlUtl YUE CLG LLL D el
WHTOV
(XY TYPE
,>
E3
A REDI2Z0V (x00-2392-71) GH
(B
2)
MUTING
Sages
r=] BE
<<? /20V _?
28A1123
2SA733(A)
2SA992
28C1845
28C2631
2SC945 (A)
2SD1302
2SC2590
B
= c
2SA937F
28C2021F
CAUTION: For continued safety, replace safety critical com.
3 jsf S! A U4 = 2 = - ponents only with manufacturer’s recommended parts (refe
BLU 120V $o a J Y TA Y A (XO7-2270-10) (A/5) to parts list). Aindicates safety critical components. Te
fas A | q IC! > pPCI237HA QI7,18 : 2SA1535(Q,R) Q37,38 : 2SC202IF(R,S) DI8,19 :RDISES(B) or HZSI8N(B) reduce the risk of electric shock, leakage-current or resistance
YEL OV | ome Me | | Yo 240V Q19,20 : 2SC292ILB Q39,40 : 2SA937F(R, S) D20 > RD24ES(B) or HZS24N(B) measurements shall be carried out (exposed parts are accepta
po —— Oat 1a] 50/60Hz QI~4 * 2SC1845(F ,E) Q2!1,22 : 2SAI215LB D21~ 34 : B30—0431-05 bly insulated from the supply circuit) before the appliance j;
19
NIB
Y
|
|
Q5~8,
23,24,35
:
28C0945(A)(Q,
P)
Q29,30
:
28C2631(Q,R,S)
DIl,2
°1SSI33
returned
to
the
customer.
——
Q9,
10,
25~28,36
:
2SA733(A)(Q,
P)
Q31,32
:
2801302(S)
D3~12
:ISSI3!
BRN
AT
Ln
——
——
4
,
Qli,l2
:
2SA1123(Q,R,S)
Q33
=
;
2SA992(F,E)
DIZ):
DSFB20%1
— oO Qi3 , 14 : 2803419(Y) Q34 =: 28C2590(Q,R) DI4~I7 : DSMIAI KM- 106 (K)
neon cate tte) Q15, 16 : 28€3944(Q,R) | e OC voltages are as measured with a high impedance
KM-106
voltmeter with no signal input. Values may vary
slightly due to variations between individual instru-
ments or/and units.

(X00-2391-O1 )
~
RRQ
“S
1 (XO7 E75)
SPEAKER
IMPEDANCE
SELECTOR
WU, :
/ )
/
YW
KM-106
KM-106
EXPLODED VIEW
- N89 -3008 -45
: N89-3008-46 : N30-3006-46
: N89 -3014-46
: N89 -4010
(Bi-— Tap) BLK (Bi — Tap)
A #@3x8
2@3x8
C M3x6
( Bi — Tap)
( Br — Top )
3x14
D
= ,
METER
RANGE
[St |
0.!
POWER(W/8N)
POWER(W/8N)
A
AK OQ
ERSNe =
ANNAN 2
own
x me oe
tm mM
are
u@O@
Parts with the exploded numbers larger than 700 are not supplied.
10
* New Parts
Parts without Parts No. are not supplied.
PARTS LIST
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Telle onne Parts No. werden nicht geliefert.
Ref. No. Address |New
SRS (ft @ |
A01-1482-01
A20-5174-02
B46-0092-03
846-0094-03
B46-0095-03
B46-0096~-13
B46-0121-03
BS0-6831-00
BS0-6832-00
BSO-6833-00
BS0-6834-00
BSB-0223-04
BS8-0269-04
BS8-0513-04
BS9-0092-00
E30-0812-05
E30-0974-05
E30-1341-05
FOS-3121-05
FOS-602?-05
FOS-3022-05
PPP PPP
HO1-?S65-04
H10-1892-02
H10-1893-02
Hes-0223-04
H2s-0232-04
JO2-0129~-05
A , JO2-0179--05
: J42-0083-05
J61-0307?-05
K2r-O? 42-14
K2r-1264-04
K29~-2001-04
LO1-?911-05
LO1-?915-05
>
Sa
240--1094-05
Description
Bh SR
METALLIC CABINET
FANEL ASSY
WARRANTY CARD
WARRANTY CARD
WARRANTY CARD
WARRANTY CARD
WARRANTY CARD
INSTRUCTIQN MANUAL (ENGLISH)
INSTRUCTION MANUAL (FRENCH)
INSTRUCTION MANUAL (SPANISH)
INSTRUCTION MANUAL (ARABIC )
CAUTIAN CARD (PRE-SET 120V)
CAUTION CARD
CAUTIQN CARD (PRESET220-240)
SERVICE DIRECTORY
cr tS ae ae m
Cc an
mM
AC PQWER CARD
AL PRWER CARD
AL POWER CARD xAC
UZ
FUSE (SEMKA) (250V T3. 15A)
FUSE (UL) (250V 6A)
FUSE (250V 3A)
ITEM CARTON CASE
POLYSTYRENE FQAMED FIXTURE
POLYSTYRENE FQAMED FIXTURE
PROTECTION BAG (?7S0X350xX0. 03)
PROTECTION BAG (235X350X0. 03)
FRAT (L)
FQQT (R)
PQWER CARD BUSHING
WIRE BAND
KN8B (BUTTON) SPEAKERS
KNSB (BUTTSN) METER RANGE
KNQB ASSY (BUTTAN) FOWER
POWER TRANSFORMER
PQWER TRANSFORMER
PUSH SWITCH (PQWER TYPE)
POWER SUPPLY UNIT (X00-239X-XX) 1-01: K,P 0-81: U,M,UE 2-71: X
C91-0023-05
C91-0647?-05
E03-0077-05
E03-0078-035
>> Be
J13-0041-05
J13-0054-05
J61-0307-05
A 931-2083-05
CERAMIC 0O.01UF ALC250V
CERAMIC O.01UF P
AC QUTLET
AL QUTLET
FUSE CLIP
FUSE CLIP
WIRE BAND
SLIDE SWITCH (POWER TYPE)
POWER
AMPLIFIER
UNIT
(X07-2270-XX)
0-10:
K,P
0-21:
U,M,UE.X
D21 -—34 2B B30-0431-05
PL1 »2 2B B30-1140-05
E: Scandinavia & Europe K: USA P: Canada
U: PX(Far East, Hawaii) :England §M: Other Areas
UE : AAFES(Europe) X: Australia
LED(LN21CPH) METER
LAMP (12V,0. 1A)
AN indicates safety. critical components.
W:Europe

* New Parts
Parts without Parts No. are not supplled.
Les articles non mentionnes dans Ie Parts No. ne sont pas fournis.
Telle ohne Parts No. werden nicht geliefert.
* E: Scandinavia & Europe K: USA
T: England
X: Australia
Ref. No. Address |New
Parts
SR#EE ft i ¥
Ci se
C3 34
CS 6
U: PX(Far East, Hawaii)
UE : AAFES(Europe)
PARTS LIST
Parts No.
Bh £¢ &
CEO4KW1V4R?7M
FEO4kKW1A101M
CC4SFSLIH221J
CF9I2FVIHE2 SI
PC4SFSL1H470I
CC4SFSLiHO400
CF9O2FVIHIO2S
CED4KW1LHS30M
£90-1318-05
CEO4KWIELOIM
CED4KW2AZ2OM
TED4KW1V2e21M
CFISFVIHLIS3I
CK4S5SFE2H1L03P
CEO4KWiC220M
C90-1334-05
CEO4KW1V4R7M
CEO4KW1C330M
CFIZFVIH223J
CC4SFSLibe?id
TEO4KW1V470M
CED4KWIHR22M
CEO4KW1LHOLOM
Cl4SF SLIHOBOD
CEO4KW1H100M
CK45FF 1H1i03Z
F23-0125-05
E13~0229-05
E11-0162-05
F20-0823-05
L39-0085-05
NO9-1202-05
NO9-0333-05
R90-0187?-05
RDI4AB2ZE621I
RD14AB2E1O2I
RD14AB2E132JI
RDI4AB2E 1825
RDI4AB2CEB22T
RDI4AB2ZEV125
RDI4AB2E100JI
RDI4AB2ZE2215
RDI4ABZECR2I
RS14DB3D1005
RS14KB3D100J5
RSI4DB3D1215
RSL4KR3A1005
RS14DB3A100J
RS14DB3D5615
RS14DB3D4 725
RDi4GB2E100J
R12-1066-05
P: Canada
M: Other Areas
Description
Bm BS
ELECTRA
ELECTRA
CERAMIC
MF
CERAMIC
CERAMIC
MF
ELECTRA
FLECTRA
ELECTRA
ELECTRA
ELECTRA
MF
CERAMIC
ELECTRO
NP-ELE
ELECTRS
ELECTRA
MF
CERAMIC
ELECTRA
ELECTRA
ELECTRS
CERAMIC
ELECTRA
CERAMIC
TERMINAL
4. 7UF
1 OOUF
220PF
0. O22UF
4?PF
4. OPF
1Q00PF
33UF
*JOOUF
1QQOUF
eeUr
ee0UrF
0. O1SUF
0. OLOQUF
eeuUr
4?7UF
4. 7UF
33UF
0. O22UF
2 7OPF
4?UF
0. 22UF
1. QUF
8. OPF
1QOUF
0. O10UF
PHON8 JACK (2P) INPUT
PH&NE JACK (SP)
LACK TERMINAL BRARD(8P)SPKRS
PHASE-CS8MPENSATIQN CAIL
TAPPING SCREW
| TAPPING SCREW
(O3X14)
(W3X12)
MULT I-COMP
FL~-PROOF
FL-PRAGF
FL-PROSF
FL-PROOF
FL-PROOF
FL-PROSF
FL-PROOF
FL-PROSF
FL-PROOF
FL-PROQF
FL-PR&OF
FL-PROQF
FL-PROQF
FL-PROOF
FL-PREOF
FL-PROOF
FL-PRBO8F RD
TRIMMING
W:Europe
0. 22X2
RD 620
RD 1.0K
RD 1.3K
RD 1.8K
RD 8. 2K
RD 9. 1K
RD 10
RD 220
RD 2.2
RS 10
RS 10
RS 120
RS 10
RS 10
RS 360
RS 4. 7K
10
POT. C1K) IDLE

KIMM-106
*
New
Parts
PA
RTS
L
I
ST
Parts without Parts No. are not supplled.
Les articles non mentlonnes dans le Parts No. ne sont pas fournis.
Telle onne Parts No. werden nicht gellefert.
Address |New Parts No. Description
Parts
fi BF Bom £ 8 Bm HSM
w1~-2078-O05 MAGNETIC RELAY
SAD ese3-O5 FUSH SWITCH (METER RANGE)
$42-2138-05 MULTIPLE PUSH SWITCH(C SPEAKERS )
931-2113-05 SLIDE SWITCH (SPER IMP SEL)
155133 DIQDE
Look oL DIQDE
DSF R20# 1 DIQDE
DSMiAl DIQDE
HZS16N(B) | ZENER DIQDE
RDIBES(B) ZENER DIQDE
HZS524N(B) ZENER DIAQDE
RD2@4ES(B) ZENER DIQDE
UPC 123 7HA IC(PRWER AMP)
eollB4s(F se) TRANS T STOR
2oalI45(A) (OsP) TRANSISTOR
e2oRP33(A) (sF) TRANSISTOR
eOALL23(OsRs5) TRANSISTOR
eal34i9cy) TRANSISTOR
aol 3944 (fa R) TRANS ISTSR
aia (f25R) TRANSISTOR
C2921LB TRANSTSTSR
3012 15LE TRANS IST&R
5e945 (A) (RSF) TRANSISTOR
CoC745(A) (sP) TRANSISTOR
COR P33(A) (SF) TRANSISTOR
2oAP33(A) (A>P) TRANSISTAR
2OAP3I3(A) CQ.F) TRANSISTOR
2SC2631(2»R»S) TRANSISTOR
2oD1302(5) TRANSISTAR
2aAPF2(F »E) TRANS ISTB&R
25be570 (is R) TRANSISTOR
SITI4S (A) Clas P) TRANSISTOR
eo? 53 (A) (as P) TRANSTST@R
eol2O21F (R»S) TRANSISTOR
25AI37TF(RsS) TRANS TISTSR
E: Scandinavia & Europe K: USA P:Canada § W:Europe
U: PX(Far East, Hawaii) T:England = M: Other Areas |
UE : AAFES(Europe) X: Australia - A\ indicates safety critical components.
Note : Specifications is written on page 4. Shionogi Shibuya Building, 17-5, 2-chome Shibuya, Shibuya-ku, Tokyo 150, Japan
Note : : | KENWOOD ELECTRONICS
Component and circuitry are subject to modification to insure best ope- Spee seg sais pk jersey GrGod eae
ration under differing local conditions. This manual is based on, the KENWOOD ELECTRONICS CANADA INC.
U.S.A. (K) standard, and provides information on regional! circuit modi- P.O. Box 1075 959 Gana Court, Mississauga, Ontario, Canada L4T 402
fication through use of alternate schematic diagrams, and information on KENWOOD ELECTRONICS BENELUX NV.
regional component variations through use of parts list. Mechelsesteenweg 418 B-1930 Zaventem, Belgium
| KENWOOD ELECTRONICS DEUTSCHLAND GMBH
Rembriicker-Str. 15, 6056 Heusenstamm, West Germany
TRIO-KENWOOD FRANCE S.A.
Hi-Fi: VIDEO-CAR Hi-Fi
13, Boulevard Ney, 75018 Paris, France
TRIO-KENWOOD U.K. LTD.
17 Bristol Road, The Metropolitan Centre, Greentord Middx. UB§ 8UP England
KENWOOD ELECTRONICS AUSTRALIA PTY. LTD.
4E Woodcock Place, Lane Cove, N.S.W. 2066, Australia
KENWOOD & LEE ELECTRONICS, LTD.
Wang Kee Building, Sth Floor, 34-37, Connaught Road, Central, Hong Kong