Hitachi D-980 Service Manual

							Dil D6 Qilrs2473 152473 2SCt740wllcHlÌlc swircHtf\c swtTcHtNGKI,ODg DlO3 LEDIOO-|o240 awot-7 cL - 3P!gG____ PEAK |ND|CATOR
LC2Lr.rnNlREC HEAD
€R ASEHEAO
Note
I Vollage measured al bas€ of chassls wrth mrnrm!m volume conrrol and no srqnalUrc Spannung wrrd am Chassrserilganq br mrnrmaler Laulslarkeund ohne Ansgangssrgnal gemessenTensron mesuree à la base du chàssrs avec un réglage mrnrmumde ld commande de volume el absence de srqnal2 Nomenclature of Besrslors and CapacrlorsBenennung der Wrde.stande und Kondensaloren\onìenclalure de résrslances et de condensateurs
Be sù.e lo make vour orders of resrslo.s and capacrlors wlth valuevoltage lolerance and sorlBer Bestellung von Wrderstanden und Kondensatoren mussenWrdersland bzw Kapazrlat Spannung loleranu únd Eauartangegeben werdenPrendre sorn d eltecluer vos commandes le réslslances €l condensateurs en précrsanl valeur lenston lolérance el lypeWhen replacrng capaolors marked wrlh  use specrÍred ones slaledon parts lsl srnce requrred lempe.alure characterrstlcsWenn mrl + bererchnele Kondensaloren auszuwechseln srndmussen dre vorgeschrebenen Kondensaloren verwendet werdenda drese unlerschredÍche Temperalurcharaklersnk habenLofsque les condensaleùfs portanl le repèfe  ullhser ceux qur sonlprecrsés dans la lste de prèces dérachèes étanl donné leurscaractéísloues de lemoéralure
R4itIX
IIE
)oo
MOTOR COÌ{fROL
D209,D2rOvo6cBACK CURRENTCHECK0200,020rso6cRECT
02G.0204woScRECTD2l3u 16ARECT
D205 Dil5 D2t2 D2il D2t8 Q2c4 020t 0206HZ-r5 .rS2473 rS2473 VO6C rS2473. 2SCr2t3C 2SC|62 tS?473PRorECffi yqLr voLî swtTcHtNGSTAB STAB
D207 D208s2473 tS34AREC-I RECT
îCrrcurt NoSchaltkrers Nr
Kene Bezerchounq !l lOhm)No rnd,qùéM 1000 kll
No rndtcatedRlol1 50-ls.l . KI olerancP I KernP Eeierchnung 5%RS.Tolcrànz I No rndrouéfolerance I K flO%M t2OYo
LKerne Bezerchrrung iW
LSorrEauart
No ndrcaled Carbon flmKerne Eezerchnung KohlellmNo rndrque Frlrn de carbonRC ComposrtronKompos lronComposrtronnW Wrre woundDrahlEobrnéen frlmRS Otrde melal ílmMelallorrdOryd€ métallqueRN Frx€d metal fllmM erallfesrMétal rque fre
No rnC,caledKerne Bezerchnung !t
KerneBezerchnùng *10%
J 570M 20%z - ao% 20%o O 5pFC ,O 25DF
I clor I
I o0o1.M--
+ I Cl02ù.-l or/r6---
Elecl.olyrcE eklrolylrschE ectrolylrque
No rndrcaledKerne BezerchnungNo rndqué
-21 - 
						

							SCHEMATIC DIAGRAM (AMP./CONTROL SECTION) - For W, BS, FS, AU
o62SCr740DCCS 4OOHz OSCor5 0r4 0il4L Dr24 lctL tc3L otLHBl6 IS2473 2SK68Aì lÌU-g HA|4O6 HA|4O6 2SC458LG
Q3L2SC45aLGLINE AMPorooL ororL 0ro2Loro3L tc4
Q4L25D467SWITCHINGDl@L DIOrLtN34A tS?473or3 015ts2473 ZSC\7QBACK CURRENT SWTrcEINGCHECK l-- - -
SWITCHING HEADAMP
fE-Fì^Jt
t-----
mre9l
L.E-
HEADAMP VOLT MIC/DIN HEAD AIVIP I\4CIDIN AMP-STAB -SWITCHING SWITCHING LINE AIV]P SWÌTCHING PLAYFCR DOLBI FORRECT
22K
t-IIItt [.0.5LCI L--------t
-::-
?=::\
III
L
CIL,-
Drz,Dl?-7 DrO, 9ts2473 1S?a=SWITCHING SWITC-.:
o30l1s2473SWITCHING
rc300FAt200rMOOECONTROL
0r23Lts2473RECT
LED3OO LECBOI LfD3O2 D3@GL-3P GL_3P GL- 3P 52473PAuGE REC PI-AY RECT
-22 - 
						

							;, AU
ICz DIL D2LHA|226 rN34A tS?473REC I]OLAY-NR RECÎ FOR DOLBY RECT FOR DOLBY
Q5L25C1740REC EQ AIT4P
QIO DIO Dl I Ca2SCt740 tS2473 t32473 tS21S^lTChlNC B^Ck S,&lICHI\Gr. -CURRENT CHECKotos 0106 Dro2r_Dro3L Dro4L,DsL Qlo7,oro8,opg a5Ct740 2SCl740 tN34A 1N31 2Saì740 t-ER At\lp |ND|CATOR AMp RÉCl. qECT FoR l\D SU,/|TCH|\C
DroiL ot 12oto4L ot2 Dro7,Dloa,Dr20,D2l,Dl22 0ìro oilrL ol3 014
otz ,Dt?? D r ro, D r , r irìi-oiiToijî -oz-q^ozìl ozoz o2r o2o5 o2og 0206 ezos e2ro ezt2 LEDI LED2 LED3 LEo4 LEDs o2oo D?o9 D ts247r ts2473 2scr74o tsz473 awor-7 €sc45gFo.2scr2r3c 2sD468B zsó4eeB, ,2sD46gB 2sÉ6sB esc4b8 2sct2t3c. GL-3pG_-3p GL-3p cL-3p c--3p 2scil62__Hag rs21i/ -CFrlf\G SWITCHING SWITCHTNG SWITCH NG PROTÉL rORswr- H1NG FoR FF .*r.r,rn=ffiÉil=-riFuirsiuÉdùÉuiFnÉc trnl ffi--enorrco*-
llWl I
G4l 575
7v
nrrdnR I5L4s22KIK
-23 - 
						

							D16 Qr I3 ts2473 2SCt74a.]ING SW TCHII.]G SWITCHING
) Dro3 LEDIOO-IO2A Ol-7 Gl- - 3P
- 
gAI-,]!DgTE
Note
I Vollage measured al base of chassrs wrth m n mum volume conlrol and no srgnalD e Spannung wrrd am Chassrserngang ber mrnrmaler Lautstarkeund ohne Ansgangssrgnal gemessenT€nsron mesuree A la base du ch6ss!s avec un réglage mrnrmumde la commande de volume ei absence de srgnal2 Nomenclature of Res sîors and Capacrio.sBenennung der Wrderslandc und Kondensatoren\omenclalure de résrslances el de condensateurs
1
REC HEAD
l-iizrcv
I 
uo
.-JF{dw Ì-II 2rÈ250v I
I
_l
-l., liziPl1
1
1
MOTOR COilfROL
D2t6 ù217svorA svo2BR EC-I
D209,D2rOvo6cBACK CURRENTCHECK0200, D20two6cRECT
D2CS.D204wo6cRECTD2r3wo64RECT
8e sure to make your o.ders ol resrstors and capacrtors wrth valuevollage lolerance and sorl8er Bestellung von Wrdersranden und Kondensatoren mussenWrderstand bzw Kapdrrtat Spannung Toleranr und Bauartangegeben we.denPrendre sorn d eflecluer vos commandes le résrstances et condensateurs en précrsant valeur tensron tolèrance el îypeWhen replacrng capaclors marked wrth. use spectfled onesstatedon parls lrsl srnce requIed lempefalufe chafaclefrslrcsWenn m l  beuerchnete Kondensatoren auszuwechseln srndmussen dre vorgeschíebene. Kondensatoren verwendet werdenda d ese uolerschredlche Temperaturcharaklenslrk habenLorsque les condensaleurs portant le repère . unlser ceux qur sonlprécrsés dans la lrsle de prèces délachees étant donné leu.scaracleíslrques de lemperature
1
f----IIIIir-tri
*.,!%__,.llRs.r.K--aItttl L-ltlltrrlr L____IIIIIIIIIII
Crrcurl NoSchalrk.ers Nr
| ruo o car.o
Y1:::.,.. I Kere eFlerchnune !j {ovare,,, I No rndrqueI M t0o0 tlt
lolerance
Tolér anc e
Kern€ Eezerchnung t 5o/.
K  109;M .20L
Kerne Bezeichnung W
SortI auartTvpò
No rndrcared Carbon llmKerne Be.erchnung Kohlel lmNo rndrque Frlm de carbonFC ComposrlionKomposrtronComposrlronnW Wrre woundDrahrBobrnéen frlmRS Oxrde meral flmM erallorrdOxyde mélallrqueRN Frxed metal flmM erallfesrMétallrque Íxe
t----IIIII f--rlrlttttllI cror !I 0001M--
+ I ClO2ù.- I O t/16__
Crcurt NoSchahkrers N
Kerne Ee2erchnung !FNo rndrque
No rndrcaredKerne Bezerchnung 1 O%No rndrquéJ sonM 200Àz I aoyî 20L,O O 5pFC ,025pF
Sort8au ar t
TCera m rc
Cèramrque
!+E ectrolytrcEleklralytrsch€leclrolvlrou€
s4SlyroStyroStvro
VollageSpannunqNo rndrcatedKerne 8€zerchnung 5OWVNo rndrqué
205 Dil5 Dtz Dzr OztB Q204 Q20r D206 D207 020€2SCr2r3C 2SCil62 rS2473 tS2473 tS34AVOLT VOLT, SWIICHING RECT RECTSTAB STAB
-24 - 
						

							SCHMATIC DIAGRAM (DIRECT DRIVE MOTOR SECTION)
Q I D3 , D4
2SC458D tS2076X2
HALL CELL BIAS AMPLITUDEc uIr&EN.r_cgtulrcL _ _ ! lu I r E R _
rs
TEMI
l---- -- -r
I
I
MA|N P.c.Bl
L-----J
INVERSE AMP
I
I
I
lce
lstrzs
c13o.o22
II
L----- -
OI FFERENTIAL
-5v !
22/16c2o.33/25
c9 c8 I CIO
DRIVE C 
						

							o5
ts 2473
TEMPERATURE
D6 Q2
ts 2076 2SD468C
COMPENSATON DRIVE AMP
Q3
2S B 562C
DRIVE AMP
o4o5
2S0468C 2S8562C
DRIVE AMP DRIVE AMP
rcr
B CLASS AMP
cilo.ot
JF
)4 D3
R439K
,E COIL
THERMALSHUTDOWN
AMPLITUDESLI C ER
itr
c5o.t5/25
FzUJ
Fal?o
IIII
II
I
I
I
I
I
I
I
J
-26 - 
						

							: Ground
CIRCUIT BOARD DIAGRAM
: Signal. +B
MOTOR CONTROL
DRIVING COlL
-27 -
: Component side Pattern
IIP CONNECTORTO MOTORCONTROL PCB
lnstall hall elements so that terminals
with red points are connected to thepattern (* marks) on the pC board.
L. t ò r--E-lEîe{}
o-1AA/M cl
o.71.7?a-9 -95,7\4oi O5 43 2 Iaaaaa
oaaaa
PI P2aa 
						

							WIRING DIAGRAM
AVOLTAGESELECTOR SW
sool
^POWER SW
FoWERI (Top View )
CASSETTEsw
-28- 
						

							CASSETTE LAMP
s12DIN OUTPUT SW(For W.FS.BS)
s9REED SW
ó(
oRaF---oEN o_ n!q_-
i8l] -ìTalfJl.lI
1-_,..Err
fcoruTRO!(Top View)
| (Top View )
lMErERl(Top View)
TO MOTORCONTROL PCB
W-lrqul(Botîom View)
FF REWSo lenoid
-29 - 
						

							occsIEST
E-ccs
(Top View )
MA]NI(Top View)
1
UÀER-I
(Top View)
ll
,l
,l
fFEAr< tNptcArcFl
tEtÀsl
(Top View)ITEDI(TopView)
,l
-30-