n - - -

511/z 5l(t/zl

Front View o Preparation Priorto Assembling Door-LR Assy. After installing Door-L (No.45)andDoor-R (No.46)on front panelA (No.42),hookthe longsideof DoorSpring(L) (No. 48) and Door Spring (R) (No. 49) onto the hookson front panelA.
NOTE: When installing the AMP. TUNER button (No. 44) and DECK. CD button (No. S0), insert the hook on each button into the corresponding pin on the back of front panel A (No. 42). (Refer to the diagram below.)

\ailt\_/

\ri,'L

"a----1-Hook

/'N-< '/l\'v

Section @

(FORALL MECHA SECTION I2I-2. CASSETTE
v;:t \'.'-.;4j,ii "a:t\

KilJ-#n o^o

iit""V

-izl6s'1 24/

xR-P7 40M, XR-P640M, XR-P340M xF.-P7 4q-, XR-P64o , XR-P340

N ' J I

"

l----cJ

"(

a " tl t

1-ali'
The EXK2430 consists of the EXK2410 with the

2 - 1o

XR-P740M, XR-P640M, XR-P340M xR-P740, XR-P64o , XR-P340
( 2 ) - 3. C D M U L T IM E C H AA S S Y ( F O RX R - P O M , X R - P O M A N D X R - P O M }
BOARD * 1 : Fix the motor (No. 1O'l) on the LOADING ASSY (No. 1O5l so that the labelattachedon the motor faces the directionillustrated. {< 1 Label

Red mark

aO -\tt"" ay

,, l,ffil

I B;rn -\

l-'----.t\'7' l,.t'\

l-N rn-L

"-ld>

2- 11 2

) I \: rl

* 2 : F i x t h e m o t o r ( N o. 1 O 1 )o n t h e MOTORBOARDASSY (No. 1 1O) so that the label attached on the motor faces the direction illustrated.

\'--'7

"I

38--Y i

"-v-
. How to In3t ll thc dirc ttblc $ Uscnippersorothcrtooltocutthcthrcescctions marketl@ and thc lhree sectionsmarked @ in figur.Then remow the spacer.
@ Wfrite supportingthe spindle moror shaft wirh the $topper,put spaocron top of yokc M. and stickthedisctableon top(takesabout9kg pressurc).Dctachthe spacer.

Dre uM

Scac. xnir! t6hion
MECHA ASSY ( F O RX R - P O , X R - P 0 A N D X R - P 0 ) I2I-4. CD SINGLE

44 A \t

rA---tt

"{-

\ -43 3

f{92-26

,al=:o'2a
. How to install the disc table I Use nipper or other tool to cut the three sections marked @ figure [. Then remove the spacer. the E While supporting spindle motor shaft wirh the stopper,put spacdron top of the motor base (angledso it doesn't touchsection@ ),andstict thedisc tableon top (takesabout9Kg pressure). Take off the soacer.

2- 5 6

)(R-P740M, XR-P640M, XR-P340M 40, XR-P6,4o , XR-P340 xR-P7
AMP MODULESECTION(FORALL MODELS} I2I-5. POWER

A X O 1 9O n l Y

N o. 2 O - N o. 2 3: A X O 1 O n l v O

A X O 1 8O n l Y

A X O 1 9O n l v
A X O 1 8O n l Y O AXO1O19 nlY

A X O 1 9O n l y

d ^h Y

7W 1 t

4"'_wffi

19: AXO1019 nly O

Note: Ensure that silicon grease does not adhere to the MOLD A (No. 6) and MOLD B (No. 7).
DIAGRAM AND PCB CONNECTION 2.2 SCHEMATIC
(rype 1A) NOTEFOR SCHEMATIC DIAGRAMS 1. When ordering service parts, be sure to refer to "PARTS LIST ol EXPLODED VIEWS" or "PCB PARTSLIST".
2. Sinco tho3c ara basic circuitr, somo parts ol them or the vducs of 3omc componanB may bo changsd for improvement. 3. RESISTORS: Unit: k:kQ, M:MQ, or Q unless otherwise noted. Rated power: 1/4W, 1/6W, 1/8W, 1/'l0W unless otherwise noted. T o f s r a n c e{:F } :% , ( G ) :t 2 % , l K l : 0 % , ( M } : + 2 o o / o orr5 o / " u n ' less olhomise noted. ,1. CAPACITORS: Unit: p:pF or pF unless othemise noted. Batings: capacitor (FF)/ voltage (V) unless otherwise noted. Rated voltage: 50V except for electrolyticcapacitors. 5. COTLS: Unit: m:mH or pH unless olherwise noted. 6. VOLTAGE AND CUBRENT: : Signat voltags at rated output. E E o r - V : DC voltage (V) at no input signal unlessotherwise noted. Value in ( ) is DC voltage at rated power. mA o r-mA : DC current at no inout sional unless olherwise noted. 7. OTHERS:. A o t O : A d i u s t i n gp o i n t. : Measurement ooint. The A mark tound on some component parts indicatesthe importance of the safety factor of the parts. Therefore, when replacing, be sure to use parts of identical designation. 8. SCH-tr ON THE SCHEMATIC DIAGRAM:. SCH-O indicates the drawing number of the schematic diagram. {SCH stands lor schematic diagram.) 9. SWITCHES(Underline indicalss switch positionl:
CD DECK assy SW (xR-P74oM, XR-640M, P340M) XRs1816 ss1818 STOP(TAPE) s1819 s1820 ASES/COPY s1821 0ll NR S1822 DOLBY s1823 TAPE1/2
s1824 >>. >>l
s1825 STOP(CD) S1826 PLAY/PAUSE s1827 S1828 OPEN/EJECT

K< s1829.+ {

s1830 MULT|6 s s1831 MULTT MULTI s1833 MULTT 2 S1834 MULTI S1835 MULTI CD DECK assy SW (xR-P740, XR-640, XR-P340) s1816 s1817 s1818 STOP(TAPE) s1819 s1820 ASES/COPY s1821 0tl NR 51822 DOLBY 112 s1823 TAPE

DISPLAY assy S1801 FREQ/STATION 51802 BAND S1803 FUNCTION S1804 POWER STANDBY s1805 MONO s1806 P. BASS KARAOKE S1807 ONE-TOUCH SERIES) s1808 STWIDE(XR-P740M & ST SURROUND WIDE (xR-P340M SERTES) TUNING s1809 AUTO s HALL s 1 DISCO s MOVIE s 3 M E M O R Y s WAKE-UP/REC ADJ s181s CLOCK/CLOCK s1901 TUNING JOG ADDON DISPALY assy (xR-P74oM ONLY) SERTES _ LEVEL 53951 CENTER/REAR + LEVEL 53952 CENTER/REAR MODE 53953 CENTER 53954 CENTER/REAR MODE 53955 DOLBY
s1824 >>. >>l s182sl+{.+{
s182s STOP(CD) S1826 PLAY/PAUSE s1827 S1836 OPEN/CLOSE
i m X R - P O M S e r i e s n d i c a t e s o d e l sX R - P 0 M / S D , Y P W. X R - P 0 / S D , X R - P O M / S D ,Y P W a n d X R - P 0 / S D. m X R - P O M S e r i e si n d i c a t e s o d e l sX R - P 0 M / K U , K C , SD, YPW,XR-P340/SD and YPW.

2-' !6

ASSY PRIM ARY D 1. O VE R A L L C H E MA T IC IA GR AM ,TRANS S
L. R , 8 A LC L. R. B A LL
C MUTE C Mt]DE2 C |1ODEI N O I S EM O D E N 0 I S Ec h 2
ADDONDISPLAY assy (4W27141XR-P740M, : XR-P740) (4W27139XR-P640M, : XR-P640) (fscH-8)
N0ISEch I S t]N/OFF 91545T8 9I54DATA 9154CLK F |l,|UTt
PROLOGIC assy (4W27138:XB (+scH-9) DOLSURR assy (AW27137: XR(fscH-11)

cN1002

KPE13 z

------l

lxltort
Mtc A.CND 12V +5.5V D.CND Ft AC2 FL ACI SPAL SPAR
xR-P7t0u,xn-P8,r0M, xR-P3,r0M oNLY

VFDP tX CLK EX DATA

J l 9 L _ _
P O I { E RO N , / O F CD XLT CD CL( CD DAIA cD sSIB EX Ct(AF) T U N ES T E R E O CD FCOK CD DCNT
LID I,4!LI 6 L E D M U L T ]5 t E D |. , i ! L T ]4 L E D M U L T I3 LEDMULI] 2 LED |1ULTI1
CD DECK assy SW ( WZt125: XR-P740M^ XR-P640M, xR-P340M) ( WZ7124 XR-P740, : XR-P640, xR_P340) (+scH-10)
L E DF. P t A Y LEDR.PLAY IED REC +5V KI5 K t 2 K 1 l Kt0 K!8 K07
DISPLAY assy XR-P740M) l WZ7215: (4W27214 XB- P740) : (AW27118: XR-P640M) ( 4 W 6X R - P 0 ) : (4W27113 XR- P340M/KU, : KC) (AW27114XF-P340M/SD, YPw) : (AW27110:R-P340) X (+scH-10)

CD CDIIH

cDr,{zs2 cDl,1zs1
CD INSD CD LPS2 CD LPS] CD SENS CD CFS cD 5C0R PLL CE
P L L / 6 2D A T PLL,/g]62CLK AKP11O

K06 K05

XR-P74OM Seriss indicatos models XR- P74OM/SD,YPw, XF - P74OISD,XR - P64OM/SD. YPI,Vand XR - P64O/SD. XR-P34OM Series indicates models XR-P3ZIOM/KU, KC, SD, YPW, XR-P34O/SD and YPw.

MOD. FlOO POWER (AXO10l9:XR-P MOD. FsO POWER (AXO1018 : XR-P3
PROLOGIC assy xR-P7,t0) { ry4!38: XR-P740M, (fscH-e) DOLSURR assy (AWZ7 : XR-P640M, P640) 137 XR(+scH-11)
VR assy (AV{ZT : XR-P740M, P740) XR282 XR-P6,f0) ( WZ7O09: XR-PO1OM, (AWZ2Eo: YPW,XR-P340) xR-P340M/SD, (Aw27270 XR- P340M/KU, KC) :

(+scH-s)

cN10c2

KM25ONA15L

KP200lAl6L Kr,r250NA7L

cN1004

REAR, PWR,PRTEC assy (AWzsSgl XR-P740M : SERIES) PWR,PRTEC assy (AWZ5392XR-P3,|OM : SERIES) (fscH-7)

- - KPI6L

KTr022

t _ _ _ _ _ _

cN0002
K P 0 N A L C N 0 3K P 0 N A 7 L I

LE:I:::*:J:!

Kt4200lAl8 xR-P7aota sEnrEsoilLY

AKrruub

xR-PtaousE
AF CD assy (AW27095XR-P740M) : ( W27281: XH- P740) (AW27091XR-P640M) : (AW27089 XR- P640) : (AW27088 XR- P340M/KU, KC) : (AWZT : XR-P340M/SD, YPW) 287 (AW27286 XR- P340) : (+SCH-4-2 and5)
oNLY xR-Praolt,xF-Plaol, xR-P3.r0I| t--c-mr-m---C.rOaOf--CttO-ZOl-----l s2r47-0610 I2FMZ-ABIViiiiSt cN8131 I

AKTlOO6

C N l 0K p C 6

cN0009

cN6201
xR-P7 40M, XR-P640M, XR-P340M xR-P7rc, xR-P640, XR-P340
+ FlOO R2O POWER MOD. (AXO1019XR-P740M : SERIES) POWER MOD, FsO (AXO1018XR-P340M : SERIES)
PRTEC assy rR-P710M SERTES) assy tR-P340M SERTES)
FRONT assyFOR100W (4W25389XR-P740M : SERIES) FRONT assy FOR50W (4W25390 XR-P340M :

(+scH-6)

CN71O2

KPLTUL

CN7502 a -

AKi I UUb

r _ _ _ - _ _ - - - J xR_PTOltSER|ES OI{LY
xR-Rtaolilso, YPw,xn-P3a0oNLY

XR-P71OM SERIES ONLY

cN52or

KP200IA14L

PoliltR TRANSFoRMER
-^ TYPE -ONLY v o l T A G ES E L E C T O R
A T S ( X R - P 0 M , - P 0 ); 1 XR
+5.6V D.G N D Ft AC2 FL ACI SPAt S P AR -5V +5V
xR-P7a0)r, xR-P8,10M, xR-P3a0M ONLY

VFDP EX CLK

IX DATA _ _ P O l l E RO N / O F F CD XLT CD CLK CD DATA
LED |,{I]LTI L I D M U t lI LEDMUTTI LED MULT J LEDMULT I LED IlULTI 1 o Ko4 Xl
cD s0s2S r B EXCE(AF) TUNE TTREt] S CDFCOK CDDCNT
CD DECK assy SW (AWZ71 : XF-P740M, 25 XR-P640M, xR-P340M) ( WZ7124: XR-P740, XR-P640, xR-P340) (+scH-10)
DISPLAY assy ( W27215:XR-P740M) (4W27214 XB- P740) : (AW27118: XR-P640M) (4W27116 XR- P640) : (AWZ7l13 XR- P340M/KU, : KC) (AWZ7i : XR-P34OM/SD, 14 YPW) (AW27110: R-P340) X (+scH-10)

C DC D H M cD r'r2s2 c0 ||1Zsl CDINSD C DL P S 2 C DL P S l CDSENS C DG F S cD sc0R PLLCE
P L L / 6 2D A T P L L / 6 2C L K

cN100t

modolsXR-PTrtOM/SD,YPW. XR-P74OM Seriesindicates XR - P7lrO/SO,XR - P64OM/SD, YPW and XR - P64O/SD' XR-P34OM Seriesindicatesmodels XF-P34OM/KU, KC, SD, YPW, XR-P34O/SD and YPl r.

K P E lJ

DECK unit (EWMI002 XR-P740M : SEBIES) (EWM1001 : XR-P340M SERIESI

(+scH-3)

unit 2 MECHA (f scH-3)
D O V E R A L L C H E M A T I C I A G R A M ,T R A N SP R I M A R Y S S Y S A
AF CD assy (AWZ7095XR-P740M) : ( W27281: XR- P740) (AW27091XR-P640M) : (AW27089 XR- P6a0) : (AW27088 XR-P340M/KU, KC) : (AWZ7 : XR-BaOM/SD, YPW) 287 (AW27286 XR- P340) : (aSCH-4-2and5)
Xh-Pa.rou OllLY xR-P7,OU, XR-PGaoL. --- I AKTlOO6 cN6131 12Fl

DYH06-200-2651

Q9999e
H. P assy MECHA assyM SERVO (PXAI s37) assy MECHA CD MULTI (AXA7006) (fscH-4-1) xR-P740M SERTES) (AW27103: xR-P34oM SERTES) (+scH-5)

FM/AM TUN (AXO1012

(+scH-2)

roM sEHtEs) 10M SERTES)

2 MECHAunit (fscH-3)
SERVO MECHANISM assy (PX41536)

KC) fPw)

PilER IRANSFORMER T8005 ATSI010

i:HilHl

cN0009 K M 0 1A I 4

cN52o1 KP200IA14

assY TRANS SECONDRY (AWZ 7211XR-P740M SERIES) : (Awzzl07 : xR-Ps4oMsERlEs)
qq _IY9_E_g!r!Y_ - - - __I VoLTACE SELECToR ; 2\ seoor axx-sor
FM/AMTUNERMODULE (AXQ1012) (+scH-2)

(+scH-5)

KC xR-P3aou/KU, ONLY

,ir-rlr+-i

A rsoosATsToog '

;;;; ';;';;;i

r--assy TRANSPRIMARY ( A W Z :S D t Y P e } : Y P Wt y p e l IAWZ7127 (AWZ7I31: KU,KCtypes)

. _YJILryPE.i

;tllt i i rlFllt+
s o r y 'p E-o- { Lly -'-"- - - ' l-^ i

AC POWER CORO

(so) ADGrosr ACil0V/120-127V/
220V/240V 50/60H2 AOGr r.8(KU,r(C) ACl20V 60Hz ADOr123(YPW) AC2aoV 50/80Hr
NEUTML tR-Pr{{'ll sERlEs T2.5,1y'2s0v FUI : AEK-512 T2.54/250V FU2: AEK-512 SERIES XR-PS'OM TtA./250v FUI : AEK-,|25 TlAl250V FU2: AEK-51'8

ONLY - -= ]KU, KC TYPES

A D S O V E R A L L C H E M A T I C I A G R A M, T R A N SP R I M A R Y S S Y

2- 19 I

XR-P740M, XR-P640M, XR-P340M xR-P7 40, XR-P6,4o-, XR-P340
2. F M /AM T U N E RMOD U L E
(AXO1012) FM/AU TUNER MODULE
Q6101: RFAMP ccscH Q6102: tllX/

06r5 X- T t I

2SC2223-TL

2SC2714-TL

xR-P740M Sorios indicats modgts xR-P740M/SD, YP XR-P74o/SO, X8-P64OM/SO, YPw and XR-P640/SD XR-P340M Serios indicates models XR-P340M/KU, K SO,YPW,XR-P34O/SO YPW. and
04403Ozizozt 0.o.a.l0,1,431 04a34

rc4.a3t

IC415t O.{
ICzt202 044)8 lc112t Oztt, 0,1161 0.all4 0,1113 151

To 1 MECHAUNIT

2- 27 3
rl mod6lsXR- P740M|SD,YPW. Y/SD,YPWand XB-P64O/SD. !. models XR- P34OM/KU, KC.
To 2 MECHAUNIT To AF CD assyJ16
VR,l351VF.i352 vRz{111vF4301m4302

04.a5-0.4453 t

Ic,lgol
O/4t02 O{10t 0.1t55 0445it O.l9O t
o,4353-0za3s5 0/4f550J3!t7 0.4305O,{:IOE O.l30l 04302

To DISPLAY assyJ17

To 2 MECHAUNIT
NOTE: VOLTAGE ANDCURRENT E o r * V : DC voltage (V) in STOPmode unless otherwise noted mAor*mA: DC current in STOPmode unless otherwise noted.
(+SCH-5) J0016 ToAFGDassy

1 MECHA NIT U

D E C KU N I T
XR-P74OM. XR-P64OM, XR.P34OM xRR-P740, XR-P6,40, XR-P340

Fy J0016(+SCH-5)

To DISPLAY J17(+SCH-10) assy

cRc0N1 s0Lt NALFI

1 I'.1ECHA ] UN T

crJ00?

! pursrr

l'1+l2v

ARR ! C R c0NHALF2 cN0 PULSE2 ; 11+I2v 140T0R B |1OTOR A ARF

2 l'1tCHA UNT i

XR-P"OT SERIES OIILY

P ! LINt

i : :si

io, i v

Ant dLa. ilnn

p.d nmbi

lodtc.tx

ltsgloa_ 02,

XR-P74OM Series indicates modsls XR-P74OM/SO, YPW. IR-P740/SD, XR-P64OM/SD, YPW and XR-P64O/SD. XR-P34OM Ssris indicatos models XR- P34OM/KU, KC, SD, YPW, XR-P340/SD and YPW.
}(R.-P74() M, XR-P64OM, XR-P34OM xR-P7 rc, XR-P64{J--, XR-P34O
4. AF CD ASSY, VR ASSY, H. P ASSY, SECONDRY TRANS ASSY, MULTI MECHA ASSY AND SINGLEMECHA ASSY

Rl04 27O

t c 1o 1 M51 59lFP

rc PO1 PO2

LDS RF1 RFO

FE BIAS

vR vc r c N

E1 Eo C

s6or PSHl OO3
SERVO MECHANISM ASSY M M E C H A NI S M
M U L TI M E C H A A S S Y
0 ! , P S G 0 s504-s605 D S G 5

( D t s cs E r E c r )

P E A O

SELECT BOARD ASSY

MOTOR BOARD ASSY

SCH- 4-t

C D M U L T I M E C H AA S S Y , C D S I N G L E E C H AA S S Y M

! r i i i -

ptcKUP ASSY

' l r FAR

! ! ! ! ! ! I l ! ! ! ! ! ! ! !
t l r r r r t r t r r t r l r r

R104 21o

lcrol 61593FP

Po1 PO2 vss F

RF1 RF FE FE BIAS

! r ! t ! r

E1 vRl o2 22r R 22k

l ^ l frA)

: l ! r : l : l i l

! r ! r

SERVO MECHANISM ASSY

S I NGLE MECHA ASSY

: VOLTAGE ANDCURRENT Eor-V: DC voltage (V) in PLAYmode unlessotherwise noted. FmAor-mA: DC currentin PLAYmode unlessotherwisenoted. Valuein ( ) is DC currentin STOpmode.

I C8201 PIN NO.

VOLTAGE (vJ 0

r ICt30 c x t

lo820l : SPINOLE,LOADING AND OSC SELECI DRIVER

FCo FSJ fL!

Ca C' f(

FtilcH rc! :

oFDt tttt

IC8202

rc2 AVCC rro r ^ _ lct151:SERVOCOXTFOL g.

ocxo la|l c.oul

VOLTAGE tv) 0.2

-a -0.5 5

IMZS2 t0CHil

lDcNr 1o s r Li

I cND i

L _ _:_

CNE203'4-1?3981-1 lxn-P74(}r,XR-P54lt{ XR-P310}l} (xn-P710,xR-P5a0. xR-P3401 vxilr 052 o82ll: xR-Pl4(X/lU,XC) HZSSCL (xR-P74W SERIES, n06. 2ES8 UR-P!4 ort/So, Yil, XR-P140)
r'3: XR-P74OM, ONLY XR-P34OTI XR-P64OM. * 4 : XR-P740. XR-P640. XR-P340 O|{LY
XR_P64OM, XR_P34OM IE-lz4oM, xR-P7 40, xR-P64o, xri-ps+o
AF CD assy l1l2l |.AWZ7O95: XR-P74OM/SD,YPW) (AWZ72A1 XR-P74O/SD) : (AWZ7O91 XR-P64OM/SD,YPw) : (AWZ7O89 XR-P640/SD) : (AWZ7O88 XR-P34OM/KU,KCI : AWZ72A7 : X8-P3rFftl6D, YPlfl! (4W27286 : XR- P34O/SO, YPW)

TRRORAIE

Otaol : X'T LOil/OFF

ICa30l c t 5 r7 0

tc8401
P I N VOLTAGE P I N (v) N O. NO. 5.VOLTAGE (v) D_iii c!1rr

, 1 f -

4.9 2.6

19 N_C

4.9 o 2.6

N.C N.C

4.8 a 4.9

5.0 5.O 5.O N.C

2.7 5.O 2.6

l4 l5 t6

Pti NO.

5.0 N.C N.C

VOLTAGEP I N VOTTAGE 0

5.0 5.0

5U 5.0 0
SIGI{ALROUTE AuDIO slGN^L RouTE |: (Fl SERVO LOOP Llt{E +: FOCUS G} +: TR^CKING SERVO LOOP LII{E
I-OADINCMOTOn ROUTE Sailat|-e rcTOn ROUTE

A: (8) -.:

0 -4. 0
(cl |': CARnIAGE nOUTE MOTOR

SCH 4-z

A F C D A S S Y( 1 / 2 ) 6
XR-P7@M, XR-P64()M, XR-P340M xR-P7 4A, XR-P640, XR-P34()

Waveforms

Note: The encirciednumbers denotemeasuing point in the schematic disgram.
P / ; \ T P l - P i n 1 : L A YM O D EI R F ) S0onsec/div !t/soOmv/div /;\ \:',/ ' 1 5oT-JUMPT After switching to the pause mode, pressthe manualsearchkey. FOCUS-lN: Presstho key without loadinga disc. 6\ \9/ 1C8202-Pin9: PLAY MODE (TRDR) soomv/div I msec/div

STEREO +5V

+l2V TUNE MUTE HONO L

TElll o

< z3 =

p r r c r x3

PLL DAIA: PLL CE NC NC

_ _ _ _

n r u o o o <

! <

o <

_ i x i

To DISPLAY CN1001 (+SCH-10) assy
A F C D A S S Y ( 2 / 2 ) ,V R A S S Y , H. P A S S Y , S E C O N D R Y R A N SA S S Y T

flJia55tt-0-tp

r2-250-246! 5

r c c rs

Any diode wilhout parl number indicats! HSSiO,t- 02.
To AF CD assy(1/2) (+SCH-4-2)
XR-P74OM Seriesindicates models XR-p74OM/SD, ypW, XR-P74O/SO, XR-P640M/SD, ypw and XR-p640/SD. XR-P34OM Series indicates models XR-P34OM/KU, KC, SD, YPW, XR-P34O/SD and ypW.
t1:XR-P740M,XR-P7 +2 : XR-P340M, XB-P940 *3 : XR-P740M, XR-P640 x4 : XR-P740, XR-P640, X *5: XR-P740M, R-P74 X x 6 : XR-P340M/SD, YPW, ) x 7 : EXCEPT XR-P740M, X * 8 : SD, YPW TYPESONL *9: EXCEPTXR-Pg4OM * 10 : XR-P740M SER|ES )

=ul aL (t I ^i= E - o o

6E rtX o

() o--i

6ar. + 5 V --o,+12V E =

dts =F

0YHr0-?50-?67t z z e

tn= cc aL

To FRONT FOR100W assy (xR-P740M SERTES) To FRONT assyFOR SOW (xR-P340M SERTES) (+SCH-6) cN7502

N I I T :

R I N 3 R OUI H.P.S V I
R tt.R t2 , 3w(xR-P740|r SERTES) nv(xR-P310t1 SERtESI H. P assy (AWZ7105 : XR-P74OM (AWZ7103 : XR-P34OM Seriesl Seriesl

i*2 rSPOUT

i secoruonv rRANS assy
O1053 PROTECTTON : CtRCUtT HAINl f t At N 1 t l Al N 2 M AN 2 I CND cN0 ilAtN2 f l At N 2 MAINI HAINl 5U8 S U BC N D SUB FL AC FL AC
". - -. _ :l A W Z ' l 1 : X R - P O M S e r i e s ) |AWZ71O7 : XR-P34OM Series)

tct 004ilc1 00t)

F TE uJ

.L o F

r c ' r 2 - 1 c t' cP
( x R - P 0 MS E R I E S ) l C l 5 - l C l 9: I C P - N (xR-P!.Or SERtESI
CAUTION FOR CONTINUEO : PROTECTION AGAINST RISKOF FIRE REPLACE ONLYWITHSAMETYPENO. ICP-N70. MFDBy ROHMCO.LTD.FOn tct006 TOt,t009. *o-i--D220
055820F HZS?81 HZSSCL ^cH1247 15600/56) xR-P740 xR-P640M XR-P640 xR-P340M /KU, KC R+]4OMSD, R-P340 Yry

05sB20f

RD7.5ESB HZSSCL ACN1241 {5600/56)

o5s820F hzsTBL

HZS6CL ACHI 241 (5500/55)

(A) 03s8A20

HZS78L HZSSCL

(a) DlsBA20

072tt o72O7 07209

07205 07205

MOD.PROTE

From CDassy AF J5 To AF CDassy J7 100w 6ssy To FFONT FOR (xR-P710M SERTES) FOR50W To FRONT assy (xR-P34oM SERIES) cN7501
. This diagram is viewed trom thr mountedoartsside.
REAR,PWR, PRTECassy (AW25391 : XR-P74OM Series) PWR, PRTECassv {AW25392 : XR-P340M Series)
Otl l I, Otl l! | POWEFIa^I18T1

xn-P7r0M sEatEs oNLY

oTtot : EtAs TELpRAtueE c(rpExs^Ttox lctlol (l/21: VOLTAGE AIPUF|CAIK'||
otlol, 0716, o7i07, Qrtot: 07217-07220.Ot2! t : I
t r SIG'{AL FOUTE : nEAnslctl L FOuTE I CEITEnSlOt{AL FOUTE

|| 0t2rt

)l2V +5.6V UNRECII UNREC+5 REG.GNO
8L0yl RF. ND G I,IUTE -r2v

UNREC.l

rl2V.t.

O7loa, 07l0t. 07ts.

QTtlO: OfiUER TFAISISTOR
O7112.Otlt{ : POWER TR XSISTOR

3U a ' =

f tu E 6

6 > /

I -t I I I

x3 Iop13ql 'n,,.

g*dl"

=-@l0c

F F o = = h l

f;!tlooo's,'

I TEflP.
E Yl |-rzrrr f f o I| ' r z r r r o o
1C7403 +12V3-TEFMIXALFEGULATOfi : (MOTOR SYSTEHI

4 [ o o F F

Q7301,Q7302: F t{ MOTOR TEMPERATURE SENSOR
( t 0 r. i r 0 r r 0 2r r r r 07J0?
lC7{04 : isv 3-TERUIIAL REOULATOF lc7a02 : l2V 3-TERMINAL REOUL TOR

FEcriLAToil

s c H- 7
REAR,PWR, PRTEC ASSY (XR-P74OM Series), P W R ,P R T E C S S Y ( X R - P 0 M S e r i e s ) A 2
Orlll, OTl l! : XTWERTf,Atlll8TOR
xR-P7 40M, XR-P64o/M, XR-P340M xR.-P7 40, XR-P6,40, XR-P340
Otloll. Qtl0!, O7107.O7t0:
O72lt-Ot220, Ot21l : SLOWORIVE
071!5, OTitG : OVER LOAD I'EIECTIO{

_ c our c -82 *62

! s ril

0vERL0A0

! s.cno

MLstslon

l ! 0 f , P R 0 T t C T : 0.) t
07207-O7210, O7212, 07221,Ot222: UUTEORIVE
072t3-O7216 : VOLT GE AUPLIFICATION GE OP AMP.rB SW ST
P : F l IOTOR TEMPERATURE SENSOF

NOTEl:Thisvoltage value will be greateror smaller if the temperature varies when the heat synch temDerature 25' C. is ( R s f e r e n cve l u e : V = 8. 6 - 0. 9 x A t ) a A t : + d e v i a t i o nr o m ' C f
XR-P74OM S6.i6s indicates modls XR-P74OM/SD. YPW. XR-P74O/SD, XR-P64OM/SD. YPW and XR-P640/SO. XR-P34OM Sriss indicates modsls XR-P34OM/KU. KC. SD. YPM,. XR-P340/SD and YPW.
REAR,PWR, PRTEC ASSY (XR-P740M Series), P W R ,P R T E C S S Y ( X R - P 0 M S e r i e s ) A 5

2-54 6

xiR.P7 4OM, XR.P64OM. XR-P34OM xR-P7 40, XR-P64o , XR-P340
7. PROLOGIC ASSY AND ADDON DISPLAYASSY
A D D O N D I S P L A Ya e s y ( A W 1 : X R - P O M , X R - P O l ( A W Z 9 ; X R - P O M , X R - P O l
stcilAl RoUTE nOuT |: AuDloSlGt{AL

rrft R

lrocofr <

R0100 r,t/0FF(0) 0

83e52 : AUP clRcull FOn LEVELUETER

^iTl0l!

To DISPLAY J20(+SCH-10) assy ADDON DISPLAY ASSY
To PROLOGIC J2t PSCH-9tfin-P71Ot, ) a$y Tb DOLSUFRassyJ2t (.SCH-lrrfiR-P8.0M,

R0L0e N/0FF(0) 0

cLX(0) sT8(0) l{ DATA(0)

IC3951 PDClOsA

L L(I) L R(I) :

Aot dbd. *llhqt

txll0lt

ptt rudt

r lidlo.t. HSSTO{-o2.
Cllsy Jz'l (+SCH-9'0G-P74Oil,XR-P710) XRI rssyJ2l (|SCH- I r)fi R- P8.totil, F0,10)
A A D D O ND I S P L A Y S S Y 5
I !. This diagram is viwed mounledpans side,

Fo.XR-P640M,XR-P640_ [_

0395r rc395?03952

To DISPLAY J20 assy

ForXR- P740M,XR-P740 |--J-------------1-

rc395e 0395203951

03.407 IC3402

032t08

03.405 IC3iat0

vF3401

To AF CD 8$y CN3

l_------

I 4 T h i s d i a g r a mi s v i e w e d f r o m t h e

m^' 'nlod ^.1. ci.la

XR-P74OM, XR-P64OM, XR-P34OM xR-P7 40, XR-P64(). XR-P340

I :^*'t]]l

a A D D O ND I S P L A Y s
( x R- P O MA N D X R- P O )
J T o O O LS U R B s s y a

D I]]]

: ; t i
(xR:P74OVr xn- pzloll nruo assy orspLav aooor.r

AWM JJir'r

d r.1'.r
03405 IC3410 IC3405 rCIC34o9 rc0 2r c rc3403

T o A F C D a s s yC N 2

a P R O L O G I Cs s Y

MOSeq-FX.MOlAq-fX

tSLV?e8 FFUAJOOoT

oleq-Fx.olaq-fx

(OlOi-8X

.MO$fq-f,X

.olfq-Fx
. This diaoramis Yiewd t|om the lt {ride.
O14AMO$O9-flX) vaae YAJ9?|G I4OOGA leeFv
| (O$\C-f,X O14A MOltq-8X) yeasYAJSS|O ]4OGOA , laeEnv

|orEo E0|0

lorcl soro

t0|0 a0|0

EO|JI e0|3I

a0|Jr eo|JI

e0|e0 0trecI

S'JCteB OC lA oT

[".*J,.',n""u
: tFoa.rr rlsLJr t eeEo SeeEO qae3l

_flX olaq_flX, Mo$aq rol

0Sl, oT tee8YAJqelO

0f\q-HX.M0lT<t-

oSL WeoYAJq?looT

e0tE0 0!r83I

y8s. OCiA oT e'1C

PROLOGIC assy (AWZ71381

For XR-P74OM XR_ P74O

F r o n t

SIGNAL ROUTE l): AUDIo SIGNALRoUTE

I h r o u q h R c h

D o l b yF r o n t R c
CIFCUIT rc3a02 SWITCHING :
tc3103 (2/2), 1c3404(42) : SIGNAL AMPCIRCUIT CENTER
1C3101 ELECTRONIC : VOLUMEIC

lc340r

Q3402, Q3404: SIGNALMUTECIF CENTER
tc31o3 (1121, rc3101 (1/2) : SURROUND SIGNAL CIRCUIT AMP
s : : ? E F : : 3 E = : ? : ? :

3Rl! sclt IDAII 5DLX

Q3401, 03403 : SURROUND SIGNAL UUTE CIRCUIT

LYr001f I CJ4OE

1C3108 DOLBYSURROUND : DECOOER tC

i:it, 'cii{f

d o l b r t G E t p o i n t
lc310s : FRONTSIcNAL BUFFER AMP

,r"oo,Q --5ltE

| flJt1556NDtR lclios -. I R 2 rc a. r J | _ /. - p
1C3409 FILTER : CIFCUIT Q3402,Q3404: CENTER SIGNALMUTE

o i r-6 D-o o l

".''

I CJ106

LA27e0N
1C3406: DOLBY PROLOGICMATRIXlC

> -

)(R.-P7 4OM, XR.P64OM. XR-P34OM xR.-P7 40, XR-P6,4(J^,XR-P340

DttAY TII'1t

20rnS -LR34b0,3464-'H' R5461,3463
N0tst l"10DE1 ISE I.4ODE NO

3 c h 4 c h

NOSE I
R l C E N T E R ' D tC E N T EM O D E N0Rl''1AL L L PHANTOM L H n n OFF

N0ISEch.StL l N0lst L

h. s E t 2

L i-.1

C c h R c h S c h

(* N0ISEl'10Dt)

N 5 Ec h. 5 E L

Y P A S SO F

YPASS ON

IC9t54Ap I CJ10r

1C3401 ELECTRONIC : VOLUMEIC

CENTER SIGNALMUTECIRC

fc3103 {1/2), tC3101(1t21: SURFOUND SIGNAL CIRCUIT AMP

2SCt710S-1

Q3406-Q3408: FRONTSIcNAL MUTECIFCUIT
Any diodr ullhoul pad numb.r lndlcrlca HSSio4-02.

PROLOGICSSY A 1

5 ca1f,d\.70/1
IC31O5 FFONTSIGNALBUFFER : AMP

@ ,r"ro, --liitr

rc: R 3 a 2c J 1 l 5 t |C3409: FILTER CIRCUIT

a ; ; ; r E - 9

l i : o c l :
i il t tl,lj o o o o o o -

o'.'.9

f b Ir ;.|.l - ; t

I L11- |

^ t : t - "^ f-,Y

Olit O CF J.{ -o

'r,.u,^ n _ro{, r ;:;;;; I.--;;;9tl XR-P3.0 ONLYL;;ExEr =jijjj-:'

CMK_P3A X

rc3702

01902 rc2501

IC 1951

I C3701

0140 019
XR-P74()M, XR-P64(!M, XR-P34()M xR.-P7 &, XR-P64(), XR-P34()
"'1"----1---j-"""-.r----r-

C X dFU MK_P3A

t6l t6l t5l t5l t6l

MO$eq-FX

o$eq-Rx.o$ac-Hx.o$fq-flx

aofl0 Eost0

'----r___1" " "!1____-"

.MOlaq-RX

.MO$fct-fX

A XE9-XMl IFo

a a o I a

. , , r ! * { 3 ft * o

a a O o a a o

o O o o o o

)C3O S00CI4C,inu oT

'-----------r----

""t
. This diegramb viewd|tom the bil si(b.

yaaa W? )J3O OC

xtqltlC t?e8 OC fA oT
yee8YAJqelO l,lOOOA 0St4C oT

yee6 YAJq?lO

MO$eq-RX

o$eq-Rx.o$oq-Rx.o$fq-Rx

JOO.E YEEARRUE

.MO$aC-f,X

.lt,|Olfq-Fx
. This diagramis viewdlrom the toil si(b.

e0|e0 t0|80

e C ye?s 1AoT OC

Sl4C{e?B OC iA oT

c0lEo lorEo s0leo \0ftcr
YAlqel0 [OooA oT tsL v?s 2- 7' l
XR-P74()M, XR-P64()M, XR-P34()M xR.-P7 40, XR-P64(), XR-P34()

9. DOLSURR ASSY

. This diagram is viewed from the parts mounted sid.

IC3405

03403 03404

To AF CD assyCN3

To AF CD a$y CN2

rc3402

VB3,l0t

IC340t

03,105 0340! 03402

tc3107 IC3ua06

To ADOON DISPI-AY J2t assy

2-72 3

1 For XR-P64OM, XR-P64O

DOLSURR assy |AWZ7137)

1C3102(1/2) : COMPAMTOR
ICt105 aEo,o!o(otttt-Ic' lC3a03: DEIIY

tc 112730 lC

at. --'l

lC lCsfo,l: TDLBYDECOOE

03.01, O3a02:StfiiOUND IUTE CIRCUIT

lGll,l0t : BUFFERAllP

Ota0a: HEAOPI()iIE I r A(l:3)
Jzt ( J : Z < 6 = J + + o < s ' ) o v s D S D
e O O L V \ = O = O Z O Z = c O Z a Z O Z < o U ! J

lxTlotl

< J < 6 g J J < o J

cxrot2

o Z o o > z o 2 = = D - = - a

K l 0 i l A| 5 L

> o > F o o Z : z. : z a > = =

E &

o e e f q

rurE L:ofF 8:0r

(+SCH-S) ToAFCDassy CN0002
To ADDON (+SCH-8) DISPLAY assyJ0021

s c H- 1 1

D O L S U R RA S S Y 3
xR-P7 40M, XR-P640M, XR_P340M xR.-P7 40, XR-P6,40, xR-P340
Q346, qtaoa : SELECT SWITCH
D o t b y T o r t P ! i i t TlrV (Vid!o 260rV input)