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ARPl336
S T E R E O O U B L E A S S E T T E A P E D E C KA M P L I F I E R
D C T
DG-X772
M O D E L D C - X 7 7 2C O M E S I N F I V E V E R S I O N SD I S T I N G U I S H E D S F O L L O W S :
A
TyPe Powea roquiromont Exoon dostination
HB 24OV (swatchable)'
AC22OV. United Kingdom
HE AC22OV. 4OV (swrrchable)*
2 European ontinent
C
SD AC11OV, ,22OV,24OV (switchabl)
12O-127V G e n e r a lm a r k e t
HE2 AC22OV, 24Ov (switchable)" Wast Germany
AC24OVonly Australia
change the primary wiring, please refer to page
a This service manual is applicable to the HB, HE and SD typ6s.
a As to th6 HE and SD types, please refer to pages 51.
a As to the othr typs, please refer to additional service manual.
Ce manual d'instructionse refbr au mode de r6glage,en franqais.
a Este manual de servicio trata del m6tode ajuste escrito en espafrol.
CONTENTS
1 . S P E C | F | C A T T .O .N .S
. . . 2 6 . E L E C T R I C A LA R T SL I S T ,
P
2. E X P L O D EV I E W SA N D P A R T S I S T . . . . , .
D L 7 , A D J U S T M E N T.S . . . .
. . 35
3. MECHANICAL ECTION PERATION
S O 7. REGLAGE 40
O U T LI NE 9 7. AJUSTE 45
4. SCHEMATIC IAGRAM
D
14 8. PACKING 50
5. P . C . B O A R D S N N E C T I OD I A G R A M . . . . . .
CO N
9. FOR HE AND SD TYPES 5l
PIONEER ELECTRONIC CORPORATION 4-1.
r\,4esuro
1 chome,
r\y'esuro,ku, ts3,Japan
Tokyo
PIONEERELECTRONICSSERVICElNC. P O. Box 1760.LonoEeach Ca orn a 90801U S.A.
PIONEERELECTRONICS CANADA,
OF lNC. 505 Cochrane dnve. N4arkham,
OntanoL3R688Canada TEL: 14161 479 4411
PIOI{EER
ELECTRONICIEUFOPEIN.V. Keetberglaan1.2740Beveren,BelgrumTEL03/775 28.A8
PIONEER ELECTRONICS
AUSTRALIAPTY.LTD. 178-184 Bo!ndarvRoad.Braesrde.
Vrctofla3195.
Australia
TEL:I03l 580-9911
SAC)fEB rc37 Pr'nled in 'apan
1. SPECTFTCATTONS
Continuous Average Power Output is 27 Frequency Response
Watts* per channel, min., at 8 ohms f rom -20 dB recording:
40 Hertz to 20,000 Hertz. with no more N o r m at a p e
l ... 35 Hzto 14,00O z H
than 0.37" total harmonic distortion. CrO, ............ . . '15.000 z
35 Hzto H
'Measured pursuant to the Federcl Ttade Commission's Signal to NoiseRatio
D o l b y RO F F
N . . . . . . . . . . . . . . . . . . .5.6 .d .
. . .B
Trcde Regulation tules on Powet Output Claims fol Noise ReductionEffect
D o l b yB l y p e N R O N . . . . . .M o r et h a n 1 0 d B ( a t 5 k H z )
Continuous Power Output
4 0 t o 2 0 , 0 0 0 z . . . . . . . . .7 W + 2 7 W ( T . H . D . 0 . 3I% h m s )
H 2 o Furnished Parts
1 kHz(DlN) 33 W + 33 W (T.H.D. 8 ohms) 1% I
O p e r a t i n gn s t r u c t i o n s . . . . . . . . . . . . . . . . .1. . . . .
.
1 kHz (DlN music power) 50 W + 50 W T u r n t a b l ee g sp a r t s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2. . . . . . . . . . . . . . . . - .
f .
( T . H . D1 % 8 o h m s )
.
G r a p h i c q u a l i z e r e q u e n c b a n d . . . . . . . . . . 0 0 H z ,3 3 0 H z ,
e t y 1 M iscellaneous
' 1k H z ,
3 . 3 k H z ,1 0 k H z , i 7 d B Power requirements
Hum and Noise (lHF, short-circuited, A network) European model AC 220 V, 50/60 Hz
PHONO................ . . . . _ . . . . . . _ .2 .d B _
7 . _. U .K . m o d e l AC 240 V, 50/60 Hz
Hum and Noise(DlN continuousPower/5omW) A u s t r a l i am o d e l . . . . . . . . . . . . . .
n AC 240 V, 50 HZ
P H O N O. . . . . . . . . . . . . . . . . . . . . .6 8 d B / 6 0d B O t h e rd e s t r n a t i om o d e l s
n
Total HarmonicDistortion(40 Hz to 20,000 Hz, 8 ohms) AC 110/120-127l22O/240 V (switchable)
50/60 Hz
15Waltsper channel poweroutput.............. morethan No
o.20/o Power Consumption
E u r o p e a no d e l
m . . . . . . . . . . . . . . . . . . . .2 . . 0. .
. 1 .W
Tape Deck Section U . Km o d e l
. . . . . . . . . . . . . . . . . . . . . . . . . .1.0 W
2 . ...
S y s t e m s. . . . . . . . . . . . . . . . . 2
4 t r a c k , - c h a n n es t e r e o
l O t h e d e s t i n a t im n d e l .s. . . . . . . . . . . ............ . . . . . . . . . . . 2.1 .0
r oo . . W
H e a d s . . . . . . . . . . . . . . . . . . . . . . . . .R.e.c o.r.d.i n g / p l a y b ah e a dx 1
. . .. . ck Dimensions x
360(W) 190(H) 283(D) x mm
Playback head x 1 x
14-3l16(W) 7-1t2\H) 11-1l8(D) x in
Erasing head x 1 W e i g h( w i t h o up a c k a g e.) . . . . . . . . . . . . . . . . . . . . . . . . ...8. .g.(.1 5 b )
t
t . 6 .k . l
Motor .................... D C s e r v o2 s p e e d o t o rx 2
m
Wow and Flutter No morethan0.13% (WRMS)
FastWinding Time .............. Approzimately seconds 105 (C-60 Specilications and design subject to possible modtications with
tape) out notice due to imp@vement
J l l z l 3
2. EXPLODED IEWS AND PARTSLIST
V
4"
F\.'\
tt
,'\ \'.r
\t'ti
N
YNI
1 2 3
4 5 6 L
A
i \>vt---'
i 1r''%i
qzA
B
t7
<4 "\:-x
B
f0 44
'q
\ n"'oL"i'
c
44
\ Y
2l ( ) \ i /'J D
'\' o ) Z , 1
. ,
4 4l-
5
I 6
NO?XS:
. Parts uithout port number con^ot be supplied
o The -i, morh found on aome compone^t ports indicotet the importonce of the
sofety factor of the port. Thercfore, when replocing, be 'urc to use parts of identical
desEnotaon.
. Fot your Potts Stoch Control, the fast mouing items ate indicoted with the
marks A * ond 'l ,
** CENERALLY MOVES FASTER THAN *
This cld$ificatioa should be odiusted b! eoch distributot because it depends orr
model nutnber, temperoture, humidity, etc.
" "
. Parts marked by 6 are not always kePt in sloclc Theil delivery lime mat be longer
than usual or lhe! may be unavailable.
Parts List of Exterir
Mark No. Part No. Description No. Part No. Description
1 AWZI289 Main assembly 41 BBZ30PO80FZK Screw
2 AWZ1309 Mechanismcontrol assembly 42 VSZ30PO60FMC Screw
3 AWZ1310 REC Amp assembly 43 VBZ30PO80FMC Screw
A * 4 ATS1070 Power transformer 44 VPZ30K)80FZK Screw
(Ars1065) l.11. ^C22OV/24OV) 45 VPZ30P'OOFMC
r Screw
5 AEK-507 Fuse (FU1,T800mA) 46 BBT3OPOSOFMC Screw
47 VMZ30PO60FMC Screw
6 AEK-s10 F u s e( F U 3 , T 1 . 6 A ) 48 AEC-194 Nylon revet
7 AEK-s11 Fuse (FU4, FUs, T2A)
8 AAWl003 Counter 101 Chassis
9 AMRI124 Power joant 102 Rear panel
10 AXAl004 Damper assembly 103 Bottom plate
104 SYNC shaft
11 AAD1003 Knob (POWER) 105 Keep plate
12 AADl115 Knob (FUNCTION)
'13 AAD1 16
1 K n o b ( D O L B YN R ) 106
14 AAE1038 Knob (REC) 107 P . C . BH o l d e r
15 AAE1039 Knob (PAUSE) 108 P.C.BSupport
109 H e a ts a n k
16 AAE1040 Knob (FAST RWD) 110 Earth lead
17 AAEl041 Knob (FAST FwD)
18 AAEl042 Knob (PLAY) 1 1 1 Cassettemechanism unrt
19 AAE1043 Knob (STOP/EJECT) 112 Graphic EO assembly
20 AAE1044 Knob (SYNC) 113 Switch assembly
114 LED assembly
21 AAE1045 Knob (VOLUME) 115 Connect assembly
22 AAK1190
23 AAK1191 Amp panel 116 Cushaonrubber
24 AAK1192 Door panel R
25 A A K 11 9 3 Door panel L
26 AAKl194 Deckpanel A
27 AAKl195 Deckpanel B
28 A A N1 0 3 5 Door R
29 AAN1036 Door L
30 A M B l1 3 6 Front panel
ANElOO2 B o n n e tc a se
32
33 AAX1O54 Fluorescentsheet
34 A 8 H1 0 2 5 Door spring R
35 ABH1026 Door spring L
*t 36 AEB-31O C o u n t e rb el t
37 AEB1012 Non slip
38 AEC-847 Leg assembly
A 39 AEC-882 Straanrelief
A 40 ADG-Os1
2 3
g7
L
A
B
,-fA<
51
/ 5'B 65 F
59 56
,*rP 2l
I
W
.t"
116' d
fl
..t
,.' - -
,n_-/-
Il, A
C 40
45
lh /'
$
,f
)
- 5
{l N
f
D J, ,/
*s>
-l6 3
2
4 5 6 L
A
B
c
D
4 5 6
I
Mechanism unit
Mark No. Part No. Description Mark No. Part No. Dscription
50 AZX1012 Motor assembly
1 AZN1273 Pause arm
2 AZN1274 AS arm
51 AZPl012 RP head
3 AZN'!241 Pack spring
52 AZP1013 E head
4 AZN1275
53 AZB' 06r
I Screw (A)
5 AZN1276 Stop lever
54 Az81062 Screw (P)
55 AZB1063 Sems Screw
6 AZN1277
7 AZN1278 FF lever
56 AZB1064 Tap tite screw
8 AZN1279 REW lever
57 AZB1065 Tap tite screw
9 AZN1280 R E Cl e v e r
58 AZB1066 Binding scrow
10 AZN' t281 REW arm (S)
59 AZB1067 Washer head screw
60 AZ81068 Screw (C)
11 AZN1282 Lock cam(A) assembly
12 AZN1242 Capstansh6ft
61 AZB1069 Tap tite screw
13 AZN1243 Sensor cap
62 AZe1070 Tap tite screw
14 AZN1244 Head base
63 AZB1 l
OT Tap tite screw
15 AZNl245 REC sensor
64 AdB107 2 Bush
65 AZB1073 Polysliderwasher
16 AZNl246 ldlerarm
17 AZN1247 Lever base (Ai
66 AZB1074 Polysliderwasher
18 AZNl248 Lever base (B)
67 AZ81075 Polysliderwasher
l9 AZNl249 Palse cam
68 AZ81076 Polysliderwasher
20 AZN1250 Clutch arm assembly(R)
69 AZB1077 Polysliderwasher
70 AZB1078 Plain washer (L)
21 AZNl251 T reel assembly
22 AZN1252 S reel
71 ANG1 13
1 Mech6 braket
23 AZN1253 FF gear
72 ANZ1359 ldler arm assembly
24 AZN1254 Tapeguide
73 AZB1 08
1 Tap tite screw
25 AZN1255 Eiect lever (F)
101 Chassis{W) assembly
26 AZN1256 Eject lever (W)
102 Head chassis
27 AZN1257 ldler
103 Motor bracket (FW)
28 AZN1258 P roller arm assembly
104 Bution bracket (RF)
29 AZNl259 Belt
105 Button bracket lLW)
30 AZN1260 Housing assembly
106 Bufion bracket (C)
31 AZN1261 Head chassis spring
107 Flywheelweight
32 AZNI262 Head spring
104 Sub bracket
33 AZN1263 ldler arm spring
109 SW bracket (F)
34 AZN1264 Auto arm spring
110 Button shaft (W)
35 AZN1265 Pause lever spring
111
36 AZN1266 Lever spring (A)
112 Motor pulley
37 AZNl267 Camspring
113 lnsulator seat
38 AZNl268 Clutch arm spring
114 Dubbing Lever
39 AZN1269 Ejecr spring
115 MD plate
40 azN1270 Back tension spring
41 AZN1271 Lever spfing SW guard
42 AZN1272 P roller arm spring 17 Nylonband
43 AZNl283 D u b b i n gs p r i n g 18 5P head wire assembly
44 AZN12A4 Flywheel assembly 19 3P head wire assembly
45 AZS1029 Leaf switch {POWER) 20 12P wire assembly
46 AZS1030 Leaf switch (PLAY MUTE) 121 10P wire assembly
47 AZX1011 122 Earth wire
48 AZS1031 Leal switch (CrO2)
49 AZS1032 Leaf switch {REC)
a
3 . M E C H A N I C A LS E C T I O NO P E R A T I O N U T L I N E
O
T a k e - u pr e e l t a b l e s e e n front side of mechanism
The operation outline of this unit is as follows: PLAY idler
l. Operation selectionsystem. . . . . There is no power
assist mechanism
2. Driving system..... I motor belt drive
3. Head.....Fixedhead
4. Auto-stopsystem..... REC+PLAY and PLAY auto-
stop
5. Operation system.. . . . Lever lock system
6 . E J E C T s y s t e m . .. . . S T O P - E J E C T s y s t e m C a p s t an
The following will describe operations according to their Pinch roller arm
respective modes.
Head chassis
spnng
3.1. STOPMODE
The head chassisassemblyand the respective operation PLAY muting SW
leverscome down to their specifiedpositions and become
PLAY lever Pinch pressure
into stop mode when the respective switches are OFF.
c o n t a c ts p f l n g
Head chassis assemblv
H e a d c h a s s i sa s s e m b l y
3.2. PLAY MODE
(l) When PLAY lever is pressed. lock cam movesto
the Fig. 3-2. PLAY mode diagram
the left direction and the power supply switch is
turned ON. At the same time, the head chassis 3-3. PLAY-STOP OPERATION
assemblywhich is linked to the play lever is pushed Mechanically, it operates in reverse of the afore-
up to the specifredposition with the head chassis mentioned PLAY mode. (See Figs. 3-l and 3-2.)
spring and the PLAY muting switch being turned (l) When STOP lever is pressed,the lock cam moves in
ON. In addition. the PLAY lever is locked with the the left direction and releasesthe PLAY lever.At the
lock cam. same time, the PLAY muting switch and power
(2) At the same time, the head chassis.while rising supply switch are turned OFF.
pushesup the pinch pressurecontact spring within (2) At the same time, the PLAY idler is pushed down
the pinch roller arm to pressurecontact the pinch while the head chassiscomes down, and the take'up
roller to the capstan and commencestape running reel table stops as also the take.up of tape.
(3) At the same time, the PLAY idler is also pushed up (3) At the same time, releasethe pressurecontact of the
causing the take-up reel table to rotate and to begin pinch roller and capstan by pushing up the pinch
take-up of tape and becomes into PLAY mode. pressure contact spring and stop the tape running
3-4. PLAY-PAUSE mode-PAUSE release
o PAUSEmode
Power supply switch
(l) When the PAUSE lever is pressed in PL,AY mode,
the PAUSE lever pushes down the head chassis
Left direction
assembly (linked to pinch roller) which is linked to
Right direction the PLAY idler and PAUSE arm. At the same timg
the PLAY idler and pinch roller are pressed down
And with PAUSE cam, it is locked at the PAUSE
position and becomes into PAUSE mode.
o PAUSE position
. Head comesdown 1.7mm at centervalue from the
STOP lever PLAY position
. Pinch roller does not contactwith the capstan"
. PLAY idler does not contactwith the reel table,
F i g . 3 - 1 . P L A Ym o d ed i a g r a m m o t o ri n s t a l l i n g i d e )
( s . Play muting switch and power supply switch are in
ON mode.
. Clearance pinch roller : 1.7mm at center
of
. Clearance play idler : 1.7mm at center
of
o PAUSE release
(2) Nexg when the PAUSE lever is pressed again, the
PAUSE cam is releasedin the movement reverseto
(l). The PLAY idler and pinch roller then return to
the PLAY mode and tape running recommences.
PLAY idler Take-up reel table
Head chassis
F
assembly ldler arm
P A U S Ec a m
t
AUSE lever
(ldler and pinch roller) C a p s t an
Solid line PLAY mode
Pinch roller
l t
Dotted line PAUSE mode
(ldler and pinch roller)
PLAY/PAUSEmode diagram
PAUSE lever
( a ) ( M o t o r i n s t a l l i n gs i d e ) ts (b) (Front side)
Fig.3-3. PLAY-PAUSE-PAUSE release
3.5. REC DETECTION PERATION ND REC OPERATION
O A
1. REC detection operation 2. REG operation(Be sure to press REC tever
REC sensor detects the existence or otherwise of and PLAY lever simultaneously)
erroneous erasure prevention claw of cassettehalf When REC lever is pressed. the REC switch is turned
When there is claw, recording may be performed (REC ON. The others are the same operation as pLAy mode
lever can be pressed) and thereby tape running is started" and becomes into
When there is no claw, recording cannot be performed REC mode.
(REC lever cannot be pressed)
REC switch
REC
REC button ooeration REC lever
diagram (Seen from
Cassette rear of mechanism)
r_-l /
Lever
return
sprins
Il5ff
JB!,-Y 'ever
--t
I
tijt_r t
t
r_l
Fig. 3-4. REC detectionoperation F i g . 3 - 5 . R E Co p e r a t i o n R E Ci n s t a l l i n g i d e )
( s
3-6. REC - PAUSE- P A U S ER E L E A S E Stop mode diagram
Function same to the description in item 5 (PLAY - clutch arm spring
PAUSE - PAUSE RELEASE) exceptfor the followings. F/R gear
(r) REC - PAUSE FF gear
Supply reel gear
REC SW and PLAY SW keep REC condition.
Reelsear
(2) PAUSE _ PAUSE RELEASE
REC function starts again. { )
Power s u p p l y
3.7. REC-STOP OPERATION Clutch arm
switch
(l) When STOP lever is pressedand the locks of REC clutch arm orotrusion
lever and PLAY lever are released the PLAY lever -\--
and REC lever are returned by the return spring and Lockcam-
the REC switch and PLAY muting switch are turned
_JL
OFF.
(2) The other operationsare the same as PLAY-STOP
operation
3-8. FFIREWOPERATTON (a) STOP mode
o FF operation
(l) When the FF lever is pressed lock cam movesin left
REW mode diagram
direction, the power supply switch is turned ON and
is locked with the lock cam.
(2) At the same time, the protrusion of clutch arm
becomes in free state due to the shape of FF lever.
F/R gear is moved by nearing it to the FF gear and
engagesthe F/R gear with FF gear (reel gear). Then
the reel begins to rotate and becomes into FF
operation.
o REW operation
(l) Lock cam movesin the left direction when the REW
lever is pressed"the power supply switch is turned
ON and is locked with the lock cam.
(2) At the same time, when the REW arm (S), which is
linked to the REW lever, pushes in to the left REW lever
direction the protrusion of the clutch arm. Then the
F/R gear is simultane-ously moved in the direction (b) REW mode
nearing the supply reel gear and engagesthe F/R
gear with the supply reel gear.Then the reel begins to FF agram
rotate and becomes into REW operation.
/ \
1,\0 ,.'
\ ' 1
C
JHI
-u
!
itot I
q - l
I
,R til
!l(tJl?....1
r
t'k .: .r-5'ri
/ 1
E
Yt
'r:t l
lFJ-
(
t t l
?E
----)
ILJ
FF lever
(c) FF mode
F i g . 3 - 6 . F F l R E W o p e r a t i o n ( M o t o r i n s t a l l i n gs i d e )
(Seen from rear of mechanism)
3.9. AUTO STOPOPERATION 3 - 1 O .S T O P * E J E C TM E C H A N I S M
After the tape has been taken up by the recording and In case PLAY, REC, FF and REW lever are locked.
playback operations, the auto sensor detectsthem. Then always go through STOP mode before enterins EJECT
the linking parts releasethe lock cam and the operations operation.
become into STOP mode.
(l) Auto sensorbecomeslowered by the tape tension of Solid line denotes STOp moqe
Dotted lines denote during EJECT operation
the tape end
(2) At the same time, the auto arm is pushed up by the
AS arm. It is mechanism ejecl
(3) At the same time, the auto arm contactsthe claw of lever on the right.
flywheel, the lock cam shifts toward releasing of
lever, and releasesPLAY lever and REC lever.
(4) Thereafter, they perform the same operations as
REC-STOP and PLAY-STOP.
Eject lever
From front side of mechanism
(Cassette half existsl
(Rear side surface of mechanism)
Auto sensor C ap s t a n
(A) Right side surface
E head R/p head Pinch roller
Fig. 3-7. AUTO STOP linkage diagram (Recording surface of mechanism)
and playback)
(Cassette half exists)
.'----_==-X..tlywheel
Arrow points to
shifting direction
\
\ '\
Capstan
Auto sensor
/ .-""* "". \\
6 , 1 l j
Stop lever
AS arm
( B ) M o t o r i n s t a l l i n gs i d e
Auto arm
PLAY lever
Fig. 3-9. STOP-EJECT mechanism
Fig. 3-8. AUTO STOP linkage diagram (Recording
and playback)
(Partial sections of auto arm, flywheel and AS arm
cannot be seen)
121
3 . 1 1 . O N E T O U C H D U B B I N GO P E R A T I O N
(l) STOP-One touch dubbing operation (2) Dubbing-STOP operation
Since the PI-AY levers of P mechanism and Vp After completion of playback of P mechanism and after
mechanism, and REC lever are interlinked, it is possible completion of recording of R/P mechanism, AUTO
to set the P mechanism into PLAY mode and R"/p STOP function of the individual mechanismsbecomes
mechanism into REC mode by pressingonly the dubbing possible only upon take up completion of the tape.
lever. Moreover, when suspending the dubbing operation in
Moreover, differing from other levers,the dubbing lever the course of operation, press the STOP levers of
returns to the stop position without locking after respectivemechanisms.
completion of the operation. Thereafter, the operations are same as PLAY*STOp
and REC-STOP operations.
,1
R/P mechanism 2t
P mechanism
R/P mechanism STOP lever REC lever P mechanism PLAY lever
R/P mechanism PLAY lever Dubbing lever P mechanism STOP lever
F i g . 3 - 1 0 . O n e t o u c h d u b b i n g o p e r a t i o n( 1 )
( M o t o r i n s t a l l i n gs i d e )
One touch dubbing operation diagram
Solid line denotes STOP mode.
Dotted lines denote during one touch dubbing operation
F i g . 3 - 1 1 . O n e t o u c h d u b b i n g o p e r a t i o n( 2 )
t o
2 3
4 . S C H E M A T I CD I A G R A M
MECHANISM CONTROL ASSEMBLY AWZI3O9
! cr,r o&!-6oorMoroR coNTRoL I
^ l i - |
E L R A
I
3
5 6
o2o7,2O8: HrGHSPEEDSrTCH
[email protected]:TAPE I SWTTCH
02il.212:TAPE2SW|TCH
O2t3.2I4:PB MUTING
o221
R?.zs fr:Ll
)2
a2t7,214 .
DOLYFILTER AMP
:
02t5,216 ALC
t l
rol5o
L_
'i
tczo1,2o4,ez27-zz9t s
0232-236 Brasosc I -J REc
R!i9
I
V R535
4 5 6
t_
7 I I
IC5Ot: REC AMP
osostsi H|GH SPEEO SWTTCH
R 5 ! s - ?
:' " 1 ' { f l l
,5r | | |
F537 220
O5O7,3OA: NORMAL SPEED SWTCH
tcm2 : cr& EO
REC Amp Assenbly stlTcB AssemblY
ilechanjsn Contort AssembrY
2SA933S IC50l s201.s202
s60z/0603
0604-0606 2SC1740S !c502
a601 2SC337l s501-a504
D6o2 Ro6'2Esn a505-0508
a??5 AEL.44]
D601,0604 1ss1ll 0503
D??6 AELIO]J
vR6O1VR60l vRlF6H102 0 5 0 1. D 5 0 2 , 0 5 0 4
,
VR602,VR604 vRld6H202 1501,1502 rnducto.
c279 | czao
,sE i336
i
a, t-@
-
vR2o7l I vF2q
47or - 47ok
I 7 8 I
11 12
GRAPHIC EQ ASSEMBLY (I/2}
c4i9
0.15
/10
tc4o!,4o2:
GEO AMP
MAIN ASSEMBLY AWZ12A9 12/21
I
rcloiiPHoilo Eo atP
rcl02:
BUFFER I. MIX AMP
r +
1 i
F-r
ilr
"l _d_
'EF
r c t o 4 ,! 0 5 :
REG
TUNER
,10 11 12
.l?
t\, 14 15
frainAsserbty G.aphic ESAssenblt
gat416BL RESISTORS:
rc201 IC401.rC402 BA]8121
IndrcatedIn Q, 1/4W. 1/6w and 1/8W J5% tote.ancelntess otheturse
r c202 HA12O86NT vR401-VR405 ACU1011
rc101.rc102 il5?16P 0401-D404 nored k; t0, M; Mn. (F)j a1%. {G); t2%, lK); r1o%. {M)j a2o% rote.adce
RDlOESB
IC103 CAPACITORS:
r c203 tc4001BP Indrcated In capacity (pF)/volrage (V) !nless otheMrse noted p: pF.
I n d r c a r i o n w ( h o u t v o l t a g e r s 5 0 V e r c e p t e l e c t r o t y r i cc a p a c t r o r .
tc204,Ic205 1C4069U8P VOLTAGE,CURRENT:
rc104 UPCTE[123
rc105 f:li Sisnal vohase ar 30 w + 30 w, 8a ourpui (1 kHzl
!Pc78128
4 2 26 DTA124ES E, Dc vohage (V) at no Inpul sisnal Valle In ( ) ,s DC voltase ar
0 2 0 1 . O2 0 2 . 0 2 0 ' - o 2 0 6 . o 2 ? 3 , D r ( 1 2 q E5 raled powei.
a2?9,0231 .a?32 mA DC curenl at no ,npur s,gnal
@l; Slsnar vollase ,t FM 4oO Hz t 75 kHu DEV
s2l0 Dtct4lEs OTHEAS:
0234 2SA9lls
a101 i> ; S,snal .o!le.
2SBE34
o 10 2 , 0 1 0 I , a 20 9- o 2 16 , 0 2 1 9 - A I Adtwtire potnl
2 S C1 7 4 0 S
a???,a??1 ,a227 .92?8,a233 T h e - A m a , k l o u n d o n s o m e c o m p o n e n t p a d s I n d ' L a r e sr h e , m p o n a n c e o '
0217,A218 2SC1740SLN fte safery facior of lhe pan. The.elore, when replacing, be sure ro use
pans ot rdentical designanon
a104,0235,q216 25C3377
N marked capacitors and resistors have pans .umbers.
0203,a204 2SK573
The undenrned Indicales the swnch positron.
0 11 0 Hls15L
Dl OE RDl3EB
0102-0107 s5566 This rs the basic schemarc d'egram,bur the actual crrcuil may vary due ro
rmprovemenis r. des19n.
SWITCHES:
0 10 1
T H E U N O E R I I N E D I N D I C A T E ST H E S W I T C H P O S I T I O N
s101 ASG1005
(ASG1007)
RYlO] ASR1005
(ASR-111) s101 P09ER 0 N -_91,L
s102 suJ8L22224L s102-1 PH0N0 !!-0 FF
s102-? cD 0 N-_91_!
t ?D1F20?
. ATF-?10 s102-l vtDE0 0 N--Qlf
1101,1102 ATH-133 s102-4 TUrER 0N -.911
L?05,1206 ATn-037 S102.5 TAPE 0 N--qr[
!203,1204 ATil1OO1
TZOl aTx-035
Sritch Assenbty
L2O1,t202 LAU?21K
1207 sz0- DoLaY !F 0\-0.1
LTAlO2J
c27A