1.0 Technics SEHD 51 Service Manual
User Manual: Technics-SEHD-51-Service-Manual
Open the PDF directly: View PDF .
Page Count: 31
![](asset-1.png)
![](asset-2.png)
![](asset-3.png)
![](asset-4.png)
![](asset-5.png)
![](asset-6.png)
![](asset-7.png)
![](asset-8.png)
![](asset-9.png)
![](asset-a.png)
![](asset-b.png)
![](asset-c.png)
![](asset-d.png)
![](asset-e.png)
![](asset-f.png)
![](asset-10.png)
![](asset-11.png)
![](asset-12.png)
![](asset-13.png)
![](asset-14.png)
![](asset-15.png)
![](asset-16.png)
![](asset-17.png)
![](asset-18.png)
![](asset-19.png)
![](asset-1a.png)
,HD51
[—
ReplacementPartsList 1=
Ref.No.
A9
AlO
All
A12
Part No. Part NamekDescription Pcs Remarks
RQCBO169 SERVICENTER{LIST 1 (EG)(E)(EB)
RSAOO07 FU INDOORANTENNA 1
RSAO021 AU LOOP ANTENNA 1
RQCA0559 QUICKSETUP GUIDE 1 (Ef3)
SJP9009 AC PLUG ADAPTOR 1 (EB)
Importantsafetynotice:
Notes:* Componentsidentifiedbyzh markhavespecial
characteristicsimportantforsafety.
Furthermore,specialpartswhichhavepurposes
of fire-retardant(resistors),high-qualitysound
(capacitors~low-noise(resistors~etc.areused.
When replacinganyofcomponents, besureto
useonlymanufacturer’sspecifiedpartsshown
inthe partslist.
The parenthesizedindicationsin the Remarks
columnsspecifythe areas. (Refer to the cover
pagefor area.)
Pattswithoutthese indicationscan be usedfor
all areas.
Remote ControlAss’y:Supplyperiodfor three
yearsfromterminationof production.
Capacityvaluesare in rnicrofarads(uF) unless
specifiedotherwise,
P=Pico-farads(pF) F=Farads(F)
Resistancevaluesare inohms,unlessspecified
otherwise,1K=I,000 (OHM), lM=1,000k (OHM)
“<IA>, cIB>, <lC>, cID>” marks in Remarks
C301,02 ECEA1HKAO1OB50V lU 2
C303,04 ECBT1H1OIKB550V 100P 2
C305,06 ECBT1H820KB550V 82P 2
F
C307,08
C309,10 RCEICKAIOOBG116V 10U 21 I
ECBT1H390J5 150V 39P 21
RCE1CKA1OOBG[16V 10U I21 I
l--Eim-
m,
ECQVlH823Jk13150V 0.082U I 21 I
c315;16 lECiBIH153JF350V o.015U 1.2
c317,18 IECQBIH183JF350V O.018U 2
*I
C319,20
C321,22
C323,24
C332
C333,34
C341-44
C345,46
C347.48
ECQB1H222JF350V 2200P 2
IECBT1E223ZF525V o.022U 2
iECBT1H121KB5 50V 120P 2
ECEAIHKAO1OB50V lU 1
RCEICKAIOOBG16V IOu 2
ECBT1HI01KB550V 100P 4
‘ECBT1H331KB550V 330P 2
RCEICKA1OOBG 16V 1Ou 2
ECBTIE103ZF525V o.Olu 4
ECBTIH102KB550V 1OOOP 1
IECBT1C105ZF516V lU 1
‘ECBT1H473ZF550V 0.047U - 2 ‘-
RCE1HKA3R3BG50V 3.3U - 2
*
*
*
*E=
C355
C361,62
C501.02 , ,
c503,04 IECBT1C18ZKR5116v 1800P Zt
c505.06 lECBTlH150J5 150v 15P 21 I
indicatelanguageof instructionmanual.
[cIA>: French/Spanish/Swedish,cIB>: Danish,
cIC>: English,cID>: Russian/Czeco/Polish]
C507,08 ECBT1C472KR516V 4700P 2
C509,10 ECEA1HKA2R2B50V 2.2U 2
C511,12 ECBTIC122KR516V 1200P 2
E
C513
C514
C515,16
C519
C520
C521
C523,24
C525-28
A C701,02
C703
C704
ECA1HM470P “
ECEA1HKN211.Ola
ECQV1HI04JM3150V o.Iu 2
IECEAOJKA221B 6.3V 220U 1
ECEAOJKA1OIB16.3V ioou 1
ECBT1E223ZF5125V o.022U 1
IECBT1E223ZF5125V o.022U 2
ECBT1H102KB5150V 1000P 4
EEUPL1V332E 135V 3300U 2
ECQE1104KF3 IIIIOV n.lU 1
ECKR2H102L..,..-. i I 1
ID Iiov 47U I11
“’”o’50V 2.2U il I
Ref.No.IPart No. lPart Name&Descript ion~cd Remarks
1 REZ0950 FLAT CABLE ASS’Y
2 RHD30073-K SCREW
3XTBS3+1OJFZ1SCREW
4 REZ0951 FLAT CABLE(W701/8P)
5RGW0247A-N VOLUMEKNOB
6 RKAO076-N FOOT
7 RKQO089-2 P.C.B. SUPPORT
8 RGL0333-2Q PANEL LIGHT
9RGK0808-lM SIDE PANEL(L)
10 RFKGEHD51E-NFRONTPANELASS’Y
11 RGKO81O-N3 SIOE ORNAMENT(L)
1
4
1
1
1
4
3
1
1
1
1
ZF5 1500V 1000P I11 I
IC705 lEcAlHM4706 150V 47U ~11
I I I I
ICN301 lRJU057w004 lCONNECT0R(4P) 11 I
12
13 RGK0811-N3 SIOEORNAMENT(R)
RGKOal5-N VOLUMEORNEMTNT
~RGU1392-S POWERBUTTON
RGWO198-S ADJUSTMENTKNOB
RHD26016 SCREW
SNE4021-1 NUT
IXTBS26+8J SCREW
XTBS3+8JFZ1 SCREW
1l===
CN701
cN70tA
CN701B
RJSIA1;OIT1 lcONNECTOR(lp) 11
RJS1A6604 lCONNECT0R(4P) I 11 I
—
1RJS1A6604 CONNECTOR(4P) 1
RJSIAI101T1 CONNECTOR(IP) 10
RJU057WO04 SOCKET(4P) 1
RJU057WO07 SOCKET(7P) 2
IRJS1A6604 CONNECTOR(4P) 1
RJS1A6604 CONNECTOR(4P) 2
RJSIA6604 CONNECTOR(4P) 1
14 1 ICN702-1115 3ICN715
16 1
--i m
17
18 ICN801B!2/
19 ICN802B20 XTB3+12JFZ ISCREW 1
—
21 XTB3+20JFZ ISCREW 3 1=
CP301
CP715
CP716,17
—RJT057WO04-1CONNECTOR(4P) 1
RJT057WO04-1CONNECTOR(4P) 1
RJT057WO07-1CONNECTOR(7P) 2
22 XTW3+15T SCREW
XTB3+6G SCREW
RGK0809-lM SIDE PANEL(R)
RQT4304-E INSTRUCTIONMANUAL
RQT4306-H INSTRUCTIONMANUAL
RQT4307-B INSTRUCTIONMANUAL
RQT4308-R INSTRUCTIONMANUAL
REX0608 FLAT CABLE(SHORT)(20P)
REX0812 FLAT CABLE(LONG)(19P)
REX0813 FLAT CABLE(MIODLE)(15P)
REE0393 SPEAKERCORD
RJAO019-X AC POWERSUPPLYCORD
RJA0053-lX AC POWERSUPPLYCORD
RAK-CH193WH REMOTECONT.TRANSMITTER
RAK-CH215WH REMOTECONT.TRANSMITTER
RKKO057-K BATTERYCOVER
RQAO117 WARRANTYCARD
2
—
23 4
24 1
1N5402BF DIODE 4
IRL1N4003N02DIODE 2
MA4051MTA DIODE 1
E
~ D701-04
~ D705,06
~ D707
D708
D717
Al 1
Al 1
—
Al
Al MA4240MTA DIOOE 1
MA4150MTA DIOOE 1
LNJ201LPQJA LED 1
‘UA165 DIODE 1
AZ
A3
A4
A5
A6
A6
A7
A7
A7-1
A8
E=
D801
0804
=
(EG)(E)(EP)
(EB)
(EG)(E)(Ep)
(EB) , E
~ F1
~ F701,02
FC1-C6
IC301
XBJ2C08TB0 FUSE 1
XBA2C16TB0 FUSE 2
EYF52BC FUSE HOLDER 6
I I I
M5219FPTA IIC 11
(EG)(E)(EB)
—
1
—19—
![](asset-1b.png)
IRef.No.IPart No. Part ‘Name&Descript ionbc~ Remarks Ref.No.IPart No. lPart Name&Descript ion~cd Remarks
R535 lERDs2TJ563T11/4w 56K 11 IIc I11 R536 IERDS2TJ564T l/4W 560K 1
l/4W 22K 1
l/4W 10K 1
l/4W 47K 1
Ic I11
IR537 lERDs2TJ223T
I1R538 lERDs2FJ103
IJK201 lRJT065K20 SYSTEM(20P) 11 R539 lERDs2TJ473T
IJK301 ]RJJ37TNOI-C HEADPHONES 1[ =r=
R703 ERDS2TJ333T
R704 ERDS2FJ392
R705 ERDS2TJ473T
R706 ERDS2FJ104
R707 ERDS2TJ684T
l/4W 33K 1
l/4W 3.9K 1
l/4W 47K 1
l/4W lOOK 1
l/4w 680K 1
l/4w 100 2
l/4w 39 4
SPEAKERS III
AC INLET I11
I
COIL I 21
It
COIL II
P1 IRPG3529
P1 IRPG3619 PACKINGCASE(CD/TUNER) I 21
PACKINGCASE(AhlPLIF/DECK)I 21 l/4W 270 I11 I
IP2 IRPN0970-3 CUSHION(AhlPLIFIER/DECK)I 21 R805 lERDs2FJ472 11/4W 4.7K IIt
I I I I
fJfiL70t lRSYOO1311-OIRELAY ~11
[ I I I
S801 lEV0pTD050 Isw I 11 1
V.R. I 21 I
t,t
V.R. I II I
I1I
V.R. I11 I
1tI
~PT701 lRTP2u5B012 IPOWERTRANSFORMER 11
I I I I
IQ303,04 12sD2144sTA TRANSISTOR 2
TRANSISTOR 1
TRANSISTOR 2
TRANSISTOR 1
TRANSISTOR 2
TRANSISTOR 1
TRANSISTOR 2
TRANSISTOR 1
TRANSISTOR 1
TRANSISTOR 1
TRANSISTOR 1
IQ305 luN4115TA
0307,08 12sD2144sTA
,
IQ309 luN4115TA
hoLo2 i2sDt4505TA
IQ503 ,
IuN4115TA
I0504,05 12sc3311AtRTA
Ii506 ,
12sA1309AiQTA I I I
=7 12sc3311AIRTA
—— —
—
l/4W 6.8K I 21
,
IR303,04 lERDS2FJ103 l/4w 10K I 21
,
IR305,06 lERos2FJ224 l/4W 220K I21
IR307,08 IERDS2FJ392 l/4W 3.9K m
IR309,10 lERDs2TJ223T l/4w 22K 2
l/4W lK 2
—.-
l/4W 3.9K 2 -
l/4w 18K 2
——
l/4W 220K —-l 11
R332 ERDS2FJ222 l/4W 2.2K 1
R333,34 ERDS2TJ122T l/4W 1.2K 2
R335,36 ERDS2TJ121T l/4w 120 2
R339,40 ERDS2TJ332T l/4W 3.3K 2
R341,42 ERDS2FJ102 l/4W lK 2
R343,44 ERDS2TJ333T l/4W 33K 2
R345,46 ERDS2TJ122T l/4W 1.2K 2
R347,48 ERDS2FJ102 l/4W lK 2
R349-52 ERDS2FJ470 l/4w 47 4
R353,54 EROS2TJ121T l/4w 120 2
R355 ERDS2TJ334T l/4W 330K 1
R356 ERDS2FJ222 l/4W 2.2K 1
R501,02 EROS2FJ1O2 l/4W lK 2
R503-06 ERDS2TJ563T l/4W 56K 4
R507,08 ERDS2TJ182T l/4w —
1.8K 2
R509,10 ERDS2TJ821T l/4W 820 2
R511 ERDS2TJ334T l/4W 330K 1
R515,16 EROS2TJ123T l/4W 12K 2
R517,18 ERDS2FJ472 l/4W 4.7K 2
R519,20 ERDS2TJ121T l/4w 120 2
R521 ERDS2TJ154T l/4W 150K 1
R522 ERDS2FJ105 l/4w lhl 1
R523 ERDS2TJ561T l/4W 560 1
R524 ERDS2FJ102 l/4W lK 1
~ R527 ERDS1FJ122 l/2W 1.2K 1
~ R529,30 ERDS2FJ1OO l/4w 10 2
~ R531,32 ERDS1FJ1OO l/2w 10 2
R533 ERDS2FJ823 l/4W 82K 1
III
, ,
IR534 lERDs2FJ124 11/4W 120K 11
—20 –
![](asset-1c.png)
SE-HD51
f
MCabinetPartsLocation
01)
~ : Not supplies.
—21 —
![](asset-1d.png)
I
SE-HD51
■Packaging
—.
“Tuner:ST-HD51 P3 %SHION ~ CD Player: SL-HD51 P3 %ISHION @
e
~2SH10N @
@
CUSHION @
P2
.— /1——
RR
//
LFRONT SIDE [LFRONT SIDE
PI PI
~
)
.,
~
,.’
,“
Q
..,’:.
.. ..: Q
.......
.,.,,:.,.
.,.
(CUSHION @,@): RPN0971-3) (CUSHION @,@: 13PN0971-3)
Cassette deck: RS-HD81 P3 ::sHloN@
@
Amplifier: SE-HD51 P3 %sHION @
~#HION @
@
CUSHION @
P2 .—
RR
//
LL
FROIQT SIDE FRONT SIDE
P1
/PI
~
7
Q
.,.
.,.,.:
~Q
...:.:::”
........
,,..
(CUSHION @,@: RPN0970-3) (CUSHION @,@: RPN0970-3)
.—---—----- —--
/\h
II
I9s9
:A)6 ~
U!liL-;-$j
--------
fA2 A3 A4 ‘10 \
All I
1111 ~;
I
‘Q —Battery[(R03/LR03(AAA,UM-4)] ~
i
I \. .
I
cr unc4 Note: These are available on sales route. j
aL-nu3 I
ST-HD51 ~----------------- —---------- /
SE-HD51
\
—22 —
PrintedinJapan
H980206350 TN/HH
![](asset-1e.png)
MEMO
I
![](asset-1f.png)