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DN-730RI
SCHEMATIC DIAGRAM j
Rch
REC/PB
HEAD
I
IK
R372
s
LiO_
MpXIF ILTER
C307 I
_.O/1G
DTC,43ES
1C307
uPCI297CA
_250 C251
t50K O, Oi
•7/35 IC 30_ =M5218AP
_i4o
,o/5o 2SK3_I[B/C] ioo
Ct22 R145
I0303
HAI2i7ONT
C222
t0/50
Z0304. ZD305
R_77
t. 3K
SOL--K
S _EEL--R
la2 _EEL--F
ICSOi X_
D--GND
uPD78042
R133 RiS9
JOmper tOM R144 33K
Jumper tOM R244 33K
R233 R28g
R245
28K38t[B/C] I00
0303 Ri99
24K
R299
J304 24K
::j= .,
TRIDS, 20B, I09,209
:DTCZi4TS
15K C_65 4. 7/35
$o
O 12K
4. 7/35
L _ 03
iSmH
o\
MO
3OK O, 082 U
t5mH
L203
L
w
Dgot, g02,903,904,
ogio, 9_i,9i5,9i6, ItSR35-2OOA
D517,5i8,905.906
10/25 IC902
DO
130
o
LOS
I:0904
IO[FR]
2200/_5
1SS270A
l
TR558,
DTCi44EK
ITR559
OTCIt4EK
4P--PIN--JACK
e _VR30
301
I -'m''e°K'
INPUT V_q
I
Rch ACK
_'3_1_77B
CNl3i Wi31
-- _ PHONE
I
LL
STOP PAUSI
REMOTE
CONTROL
JACK
JK303
MINIJACK
oor_mcn ipJumper
R335 Iq3361=1337
0,00_ O,OOl 0,001 0,001
0504
FL60 i I
FIP6BGM6
RSiO 1K
R6111K
R612 IK
5V
5V
A/D--L
A/D--R
i
- ;;; Re52 _00
S_6_ 2 F_EW
•If RGG2 ISO
_ .1 RG72 180
2 PAUSE
R654 300
S_6_4 T--SIZE
_ ,11 RGG4 300
£4 REC
'----n
,ii R674 300
4 PLAY
277B--4
TK--PLS
META l
REC
PAC
CHROME
COMMO
300 430 6190
- ;;- - ;%; - ,,,
PLAY FF REW REC
hhhh
REMOCON BOX SCHEMATZC
CASSETTE MECHANZSM UNZT
t>'
M25_
Note: • Resistance shall b# 1/4 W unless otherwise specified and
the unit is ohm.
• The unit of capacitor is IJF, P is pF unless otherwise speci-
fied.
• This circuit diagram shows the basic circuit. It is subject to
change for the purpose of improvement.
Parts marked with this symbol Z_ _ have critical characteristics.
Use ONLY replacement parts recommended by the manufacturer•
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