Marantz CDA-94 - Schematic Diagram

9. SCHEMATIC DIAGRAM
D+5v
PJI6= Q201 0201 # Q201
DIGTAL IN/OUT. sag; (176) (2/6) (3/6)
33/6.3V 1g
>. >: 3 2
F
7S
C202 0.01 R202 ark 208
2201 4 be a
D+SV
sy: ~!I@ A
STEM @ 8 Q201(4/6} 0201 (5/6) Q201 (6/6)
33/6.3V
SYSTEM -21 @——-= a aS
7
ata Rz04; 4 ANY
5 | Cae re T2604 001 R205 47k SR206,
TAPE. IN Q oes Pee
| aE Q202(1/6) Q202(2/6)
TAPE
OUT
él
337
62¥ia
12
4
>08
9
R204.
78
S206 0.01 R208 47% aoe
g Q202 (4/6)
O4+5V D+5V
% INPUT SELECTOR *
0203 (4/4)
12 b=
2203
{3/4)
Q203 (1/4) Ng
49: 6
.
ry 4 7
Q203(2/4)
2.
3
i
seoeves og!
G204 (2/4)
{>
2 D+8V Q 204
Q202 (6/6) 75
SL NN RATER ERNNTNSCENY siLuunanewtennpremenen es
PAI6 (Q521) PiNI,2,3
PiN | PIN 2
2.86psec toonsec
+OV, re +5v t
Fre ay
2,.85ysec 8Onsec
PAI6-AUDIO DAC
Q204(1/4)
D+sy
4
PDIG-DIGTAL ,
31 4TH
2, 4H
— >.
>
p+5v
10 68 caoguaoa! J302
S7pH
3-204 (4/4) Se ilo) Tole
oO © 2.
opti att DAF
OPT-H stot I5is
SI-H
$2-H
sl
o
7tnt
205 (2/4)
IN SIGNAL WAVEFORM
PIN 3
O.17paee
ry
OISpeec O.1GyseC
AtoV ag £8 ae g
A al
s SEEEEEGEE
~6V ose ne
2] le moet] ur
S| id +158 @ g
hie a 8
8 =
$
O@OMOOODOOO (3414)
vezi i a
Toh page
Pigg eso SY 8
tote WSBD A+ay
Iola a6 ,
1515 Ato
tS _£. PH mai
tolz sex
16
cma]
| Gel (uy
GBI CY) ary
g
z
2
a
3
2
+
FIX OUT(L) RS
a
FIX OUT (RI@
7
ai eh ds
VAR OUT (R}] j 22 2s 28
si
vee cag eel Fs ) gi i
P.W.B, EARTH C5921) 6
TERMINAL S002? | Soa
R560 4.7m
tk
C552 10/25y
R558
Q205 (+74)
——— Fd,
-15v
C853 2200p
R887 C555
0018
C556 0.0081
539 47/25y
C556
0015
JGB2 (U)
+ 18V
26v
O
s-H_- stn]
o
[ re sISh
OG tolnt
ig four wtor 17]
0
ty
ge
‘384.ne0ec
+8y
177 asec
D+5y
45sec
io
+5880:
awit Tame LU t=
42080
ee
D+OV TIMER
H 2a
R302 R303
10k 10k
TEST PiN WAVEFORM
T30E TIES
BESSY, CO! 33viev
Lyi882
caps
0.01
Notw lou
Fes) | TSs00mA | ta
Fas2 | Ts0oma | ia
Q60!
'
i
i
'
i
are)
NG96 I697
C895 (U)
022
+1ev
Q201, A202, A307
6A
O
Vee
6Y
©
0203 ~ 0205, Q305
Veo
a4
ABSOLUTE
H
INVERT "A"
337 16v
‘=
Q305 (4/4)
AUDIO OUT (R? AUDIO CUTIL)
S08
10k
REIQ 10k
BAS Zee
UNLOCK “H
CG). C653 RESO 100
(6) y
OQ i@ 100 725V
C651 47p
Bee!
£653 100k
8688 BEST 10K
Sek Q65|
VARIABLE BUFFER AMP
C655
10725
RECS 3.3
a dewi
+
650:
e652 aay
R652 ¢—(2) OQ. | C654 R650 100
Bek ec cas
RES8 tok
~I5v
Rese +
ar Fioovesyv «BEB
SAMPLING FREQUENCY *!2¥ hk. Fons,
DISPLAY. cee ;
0306 (172)
Tas, RBOB.
A tos 47k (3) (i) Be
HO76V R319 aS
iH Fre Hey D+5Y Q307(1/6)
RSti
nur ond
E® = eer oe
R314
fo
TEST. PiN WAVEFORM
p+sy G +920
4 +13V
RSIS
10k ginsec 13.6naee
a
o
ainiy
O ee
ee Zyrees 3.3. 04W) A+i8V
ee
cesT
100 701
25v
9.7/7 20N
F
4.277 25V
PLI6-LAMP
RLOS
fo
RLOS 10
TAPE
(Loe
3 vLoz
PSI6-FUNCTION SWI:
TSS 220/16V
PA26~BALANCE AMP
Log.
J+ Leros 0702
“"" BALANCED AMP
C77’
bois
J7O3|
wo 4 JUL o3o72/6)
310 asi 2G g306 (2/2)
0307 (3/6)
1 = 2 R374 470.
0307 (4/6)
3) 04 8375 470
0307 (5/6)
5 of R376 470
0+5V
14
13 I2 R77 470
| _>>°
v
Q307 (6/6) | ex2i toe | |
O-O-O-@ toss
©—©)—4) be yosre 0!
oy R373 ah
CH e 470
re L el
Q375 OM-O
O-@-®
R38)
a2xe Fath Q374 OOO-®
337 16v oor Lilies a a a
_| aa, {>
ie At+ov ry)
CIsaTT E. PH.
0022
JG9S(U) JGIE
vOTs
BAL OUT [R)
Q304, 0308
A<8 A=B A>B A>B A=B A<B
IN IN OUT OUT OUT
A<B AEB AD>B A>B A=B A<B
iN iN IN) OUT OUT OUT
CASCADE INPUT ouTPUT
#0.7¥)
PPI6-POWER SUPPLY
Q301
RX
BIPHASE
DEMODULATOR
EDGE
G9) Bete or | ETECT
aa= =