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Pioneer CT-7R Service Manual page 12

Stereo cassette tape deck
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aegis
CT-6R/HE, HB,HP
DOLBY
NR and Mother Section
soz
i
o
REC
L
I
R602
REOS
S6k
4.7K
602
-4
4
ros
vReot
PB GAIN ADJ
RCP-055
MOTHER
Assy
a
Se Arey
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-
6
601
60t
8
601
=O)
od
NROIN|
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-
GNO
4
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—-—
i
|
MOTHER
t
Assty
(319-1~4)
1¢60z
~
Tceos
(278)
asap
602
<2
o
| |
REE.
1C 602 TO62507P
10601
HA 11226
601
601
608
need)
~
REC
'
6
4
MOTHER
Ass'y
(305-4412)
DOLBY
Ass'y
(R)
(SAME
AS LCH)
RWX-499
I
'
1
-2
1
2
DOLBY
Ass'y
(L)
RWX-499
1C 603, 604
————
VR6O3. DOLBY
WR LEVEL ADJ
RCP -032
TC 4066B6P
or
MB 84066 BM_ or
HO 140668
7
601
601
{601
60
|601 | 601
=
601 601
me
601
aa
"i
-6]-
=3f-9
- 9 |
-12
-@
R
:
Pe
3
9
12
8
RESISTORS,
Indicated inf),
"aW_
5% tolerance unless otherwise noted k : kit,
MoMe
fF)
- 1
1G)
+ 2% (K)
= 10%tolerance
N
CAPACITORS
Indicated in capacity (i. F} voltage (V) unless otherwise noted p : pF
Indication without voltage 1s 50V. except electrolytic capacitor
rm)
VOLTAGE
V2]
DC voltage fv) at no input signat
rs
OTHERS,
wm Signal route
@
Adjusting powt
The A\ mark found on some component parts indicates the im
portance of the safety factor of the part. Therefore, when replacing,
be sure to use parts of identical designation.
MOTHER
Ass'y
(318-1
~ 42)
SWITCHES
S101' CASSETTE HALF DETECTOR
NO_HALF ~ HALF
$102: ERASE PREVENT DETECTOR (FWD)
HOLE - NO HOLE
S103. FWO/REV SELECTOR
FWD - REV
S105: AUTO
TAPE
SELECTOR
NORM — HIGH
S106: AUTO
TAPE
SELECTOR/CLEANING
CrO2/0N — METAL /OFF.
The underlined indicates the switch position.
This is the basic schematic diagram, but the actual circuit may vary
due to improvements in design.
NOTE;
Play back signal route.
———
Recording signal route
a
a
YPE)
IC60IN. 604, Q601
DOLBY
NR (BAC
T
CAPSTAN MOTOR
CON Ass'y
Fo,con. Age!
RKX = 335
pee
A
sol
R
602,605, 606
KPT
X
VA
RXP
Ott
1K34A_
or
I
(ro)
1KG6OA
or
CAPSTAN
CONTROL
Ass'y
2
3
0a 90
_
o—
=
-_
-
o
Gm =
o
cios
fb c104
VR604:
REC
Qtr
0.47/80
1
LEVEL
ADU
(C101
PA2007
R103
RCP - 032
ciot
SPEED CONTROL
360
pig
wha
1C102 PA2OI2
oD
Bias
—o
!
0101, 102
WwO3B
or
wo3c
M101 102
RCK- O10
or
RCX-OtF
or ROX -O12
or RCX- 013,
|
TO/ STOP
9
Vee
S105:
AUTO
TAPE
VRIO1:
SPEEDO
ADJ
iy
RCP
-009
ib
to
S101:
CASSETTE
HALF
DETECTOR
$106: AUTO
TAPE
SELECTOR
°
RSG -116
peer te
hs}
Q60!
2SA933LN
or 2SA937
or
$102:
ERASE PREVENT DETECTOR (FwO)
oe
NO HALF
+f 750
2SA 1!27NC
of 2SA1015
esac ts
®
S
-
fe
S103.
FWO/REV
SELECTOR
HALF
PB
feo
601
NR
| 601
1N
"9
bald
ovT
-8
RSH
- 063,
{
1
Teo
ee
ee
~
-
v7
=
ND
ka
NT
=
ney
wit
NE
=
ar}
Ory
2
1
8
310
9
7
5
16
4
MOTHER
Ass'y
( 317-1
~ 11)
REEL
MOTOR
CONTROL
Ass'y
RWX-494
VR202
SPEED ADJ
|
(FF, REW)
RCP - 086
R207
100k
vR202
1008 32
VR20l
TAKE-UP TORQUE
ADJ
1c 2018
PA 2009
MOTOR CONTROL,
RCP - 009
R205
308
C209
100/63
REEL
MOTOR
ORIVE
Ass'y
MOTHER
Ass'y
(316 -1N5
)
wens
REEL MOTOR
28C 1173
COW
Ass'y
0205
H25t~ 254
Ba ose
RCK~ O10
2sc2458
or RCX - O12
HUEY
1
L/R
FG
WB-
Hr
HA-
Har
LO-
Lay
NF
sw
OUT
1€202
PA201I0
HB
t
Vee OUT
HAt
HA-
H8-
HBt
LB-
LA-
f2
13
14
15
t6
te
tg
Q201
284934
'
Q202
2SD 882
REEL MOTOR
COL Ass'y
RAK ~ 336

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