Sharp MZ-80B Service Manual page 26

Era ...
"' . od _
RIK:Drd _ . _ _ _
~.
DiHftrll",illio" circuit
." r:>---...
-------<iH~~~~;,
A31D2
A310S
Amp.Clre,'"
(In)
1C3101
WDATA
(j~------------------------------------"
TAPE
Amp.cireull
11(4) u::ll02
Amp. ci,,:: .. ,,1
llmlter cir""';1
(2/4) )(;3102
W"",,/orm shapinv
13/4) \C3102
BLK2
O--------r-l
AEWbuuo"
J:L
GNDO
FF button
db
GNDO
Brake .ol~nojd
cor.tr"I cuc,,;1
IC3006.IC3011
BLKl
O-------.!~-.r__::::-::::::~I
Tope di,ec"ol1
conlrol circuit
AEW
()'-----It>-"i __
~":'=OO='~
____
J
NS.+I2V
Dri.e mcuil
030\5,03016
03017,0301S
S.+12V
Drive cire""
03000, 03007
RY2, RY3
NS.+12V
Amp.cilctlil
(212) (C3101
RM
Sroke solenoid
Raol mOtor
Panel
soleno,d
coM'OI Circuit
IC3D06.IC3007
Ortv" ci,CUit
03019,03020
03021,03022
PMel .olono;d
SlOP button
S.'I2V
D,i".ei'CuI1
0301
I.
03013
CM
G'DOOO' _ _
-r-',~~,"~"""=-",, ~---- --------;=~=;--~o--.,O
1114) IC3002
'."oe
rotatIon
G"D
1:lJ41 IC300!)
I
~
STOP
()----------'"i __
~=-:::=
__
j_------------------------I·
o.,te<lLon
<,,,.U,,
S.+12V
EJECT but\om
+~V NS.12V
Dr;veci,eun
03012.03014
Block Diagram of Cassette Tape Recorder
-24 -
..
~
'
.. -
Solenoid ", open
"""'Ua co"",
CaP'tan
mOtOr
MlcrO·,wilch
lochoock
c.o ...
1te
''',.rlion