Pioneer CT-660 Manuale di servizio - Pagina 16

Sfoglia online o scarica il pdf Manuale di servizio per Ricevitore per auto Pioneer CT-660. Pioneer CT-660 39. Stereo cassette tape deck

The
indicated
semiconductors
are
representative
ones
only.
Other alternative semiconductors
may
be used and
are listed in the parts list.
MAIN
UNIT
Q101,102.201, 202
Q301
-HAI2045
Q306,307
2S8C1815
D301~ 304
0305, 309
$304 RSG-I75
L102,202 RTF-182
Vi01,102,201,202
vaTB6VS223
|
INDICATER
UNIT
2sc2240
Q3020
0 M5218L
Q305
2SA933S
1SR35-100A
182473
$101,201 RKN-C87
103,203
RTF-129
V103, 203
VRTB6VSI54
im
2
i —~7
'
Q103 ~107,203~207
D306, 307
0308
RDS5.1EB2
$30!
RSH-O78
L301
RTD-032
4
Q4oi
IR2E27A
'
2S8C1740S
Q303,304
2801406
-
eae
or Nees
or MTZ5.1B
eee see ners
Ltoz
[
0401~ 404,411,412
SEL4914A
F
:
es
a
Cee Se
j
cist
D405~410, 413
SEL4214$
7
4
'
BAQETOR 20) ate
DOLBY NR PROCESSOR IC
i
arr
PLAYBACK
EQ AMP.
——
'
|
Q301 (2/2)
T
'
LINE
'
INPUT (L)
S301: REC/PB SELECTOR
Q108: 203
ELAT.AMP:
cio4
RIOG
R3i2
03 |
3378 + [8.5]
22k
He
ry
iy
$304: DOLBY
x
105
R107
:
P
Trak # clos
F5ex
cos
:
'
REC /PE
ViO1, 201 :
Eas
a
é
eis
R3I7
si
Sean
RI33 15k
|
/
:
HEAD
PB LEVEL ADJ.
270k
0.033 Kus
62k
tape
gee
REC MUTING
133,
fate ee]
RPB-122
;
OFF
GATE
RBA
Cr
(8)
S
Rize
28
i
es
\
Azk
430
0.0068
1/50
05
401 (1/2)
ens
ay
R143
Riga
|
a
$301-1!
0018
by
oor
T
hides
75k
30k
\
1
acu?
bs
ci23}
Vl02 202:
AW
WM
+47
+[
+
HO
2
REC LEVEL ADu.
aA
RI30
a8
150
ci20
ci2t
BOp|
ci26
eo
4705
ja27
as2
@
10/6
"
t
+
750
750,
ios
We
4-4
aioe
Tce
316
(>
cies
ci29
Ris
oF
1/50
Rh 100/16
ea
XK)
Bae
'k
aooss
100
my)
'
'
thea
ee |
120k
RI3I
33/16
R127
ome
270
405
05
£408
10k
$303-1
(2)
(2)
$101
vo
p3t0 201 ye
en
ie
Q40!
LEVEL METER DRIVER
S047
LINE
mic
O
is
1
ee
ee
ee
ae
=
METAL
-_—_—
H
LINE
1
C122
Orc3i9
$303:
OUTPUT (L)
r
B
VR UNIT
1/50
O
+1 4.7/50
aos
TAPE SELECTOR|
2.2k
Ria!
o
vR5OrREC LEVEL
Pore
SV"
22k
Rev-1ig!
$302-1
$302-2
ey
Ok
R146
Loch
Soe be
VASOI) 20k-A
1 | HIGH
NORM|NORM
HIGH
t
HIGH
NORM
10%
1
c208
VRSOI-2 20k-A
Q205
$302-3
'
Reh
Q105, 205
Sy
REC EQ SELECTOR
ey,
Me
R246
DOL. R
(NORM — OFF)
LINE
a
R239
R241 J OUTPUT (R)
c2e2
©
4
8303-2
1
+
o
R240
j
:
2s
Eee
eee
J d
C227
U1C2\4
ee
R231
9707
R242
+
R226
R232
4?
3
wt
)
a
R228
a
_—_-
R22
v202
u
i
'
Omen}
i)
en
ee
oe
@
Learns
Hp c226
nave
L
1
1
$301-9
4{ — Hrceie
Ta c2i9)
eas
+
R230
R243
$301-12
sd
'
atc27'
WY
"
Jos
°
?
ca2a
SOT
ee
czz0_|
c22i
Ba
ae
233
R222
pid
R225
x2
ieee
--5
Bc2is
+
m,
T
R244
1
'
nec Are
Rel
tzor
4
|
c2i6.
grees
Sino
PB-
R224
+
RPB-122
SR217
R220
c2is
fo
(2/2)
YI c230
g
+4
R238
Q301(2/2)
i}
DOLBY NR
J
oO
R316
PROCESSOR
IC
INPUT(R)
270
D309
a7ew)
tie
1
———___—_
-----
7
a k aa
i
oY
i
c231
VIO3 1SOk-8.
VIO3, 203 :
pe
i202
7
1. RESISTORS:
[_} Ove 108
REC BIAS ADJ.
ASOD MUTING CONTR,
Indicated in 2, %W, YeW.+5% tolerance unless otherwise noted k :k®,
'
7500,
Q306, 307
[~
Q303,304
es
M: MQ, (F) : 21%, (G) : £2%, {K) :+10% (M); +20% tolerance
|
v203 150k-B
BIAS OSCILATOR
VOLTAGE REGULATOR
2. CAPACITORS:
:
=
@
ROWER
SWITCH
UNIT
7
-
R304
Y 9505
Indicated in capacity (uF)/voltage {V) unless otherwise noted p :
|
ees
$301-2
soi
22k
Indication without voltage is 50V except electrolytic capacitor.
soe}
'schoo
6
a
ee
PB
CREE
REC"
Fe
5
7
o Fs
R308
i
3, VOLTAGE
a
C313
=
iy
DC voltage {V) at no input signal
tar
iT Leet
«pg
=
o
O-
'
ERASE:
2
560
H
4, OTHERS:
Pia es
a
HEAD
ve)
(2)
$601: POWER
y
pal 307
+
"=> : Signal route.
RPB-08S
re
7
RSA-063
10/16
Ht c305
@ : Adjusting point.
ena
;
at
1990
ee
2
100/16
The /}\ mark found on some component parts indicates the im-
-
i
.
portance of the safety factor of the part. Therefore, when replacing,
*
"
end
}
be sure to use parts of identical designation.
%& marked capacitors and resistors have
parts
numbers.
uss
ate
Freo| A
k
AC POWER CORD
Par.
M 12.0
ms]
A | 7% mags
Y a
Li
agree
a308
This is the basic schematic diagram, but the actual circuit may vary
1
D306
Vew Ey aaa
oT
due to improvements in design.
$303-3
741 6306|
'
rec | i2v | ov
'
0308
'
METAL __CrOz
+| e308
apes
PLay|
t2v | ov
i
d o o d
7
st0P | 10.8V fiav
SWITCHES
na
_—_—_-—
-
|
[TAPE
TRANSPORT
UNIT |
1
HIGH
NORM
ae
St: PLAY
PLAY — STOP
o
F2
'
$2:
FF/REW
FF/REW — OFF
$302-4
a
os
y04
Jos
-
-———_
- —
_ -
6
Le
.
).
5).
05
:
-
-—_—_——
+ eS
. LL
..
_.
Lt
O--—®
$101,201
: INPUT SELECTOR
MIC — LINE.
NOTE :
$301 : REC/ PLAYBACK SELECTOR REC — PLAYBACK
;
-
02 : TAPE
SELECTOR
— HIGH
layback signal route
be
83
—£
SELECTOI
"NORMAL:
( Lech)
$303
: TAPE
SELECTOR
CrO2 —
METAL
H
— ——
axwi3a
St: PLAY
S2: FF/REW
$304:
DOLBYNR
ON-
OFF
Recording signal route
=
paki ogs
RSN-035
POWER SWITCH UNIT
i.
|
$601 : POWER
ON — OFF
(Rch)
The underlined indicates the switch position.