Pioneer CT-1040W User manual

d) PIONEER’
PSY st 44 ee
PAZ ETIEY
REPAIR
&
ADJUSTMENTS
|
a
2
=
;
ORDER
NO.
—
ARP-
266-0
STEREO DOUBLE CASSETTE TAPE DECK
CT-ioqow
MODEL CT-1040W COMES IN SIX VERSIONS DISTINGUISHED AS FOLLOWS:
Voltage Remarks
AC120V only U.S.A. model
AC220V, 240V (switchable) European continent model
AC220V, 240V (switchable) United Kingdom model
AC220V, 240V (switchable) Australia model
AC120V, 220V, 240V (switchable) General export model
AC120V, 220V, 240V (switchable) U.S. Military model
e This service manual is applicable to the CT-1040W/KU. For servicing of the other types, please refer to
page 56.
e
For
the
circuit
and
mechanism
descriptions,
please
refer
to
the
CT-1040W,
CT-X8W
service
manual
(ARP-370).
e@ Ce manuel d’instruction se refére au mode de réglage, en francais.
Este manuel de servicio trata del método de ajuste escrito en espafol.
CONTENTS
1.
SPECIFICATIONS
.............00
0000s
2
9.
ELECTRICALPARTS
LIST
...........---
31
2.
FRONT
PANEL
FACILITIES..............
3
10.
ADJUSTMENTS
.........2
020s
cree
ete
35
3.
DISASSEMBLY
.............
00000
eee
6
REGLAGE
4
ke
icc
es
ee
oe
ee
Pa
42
4.
PARTSLOCATION
.........
00002
e
eee
8
PMUS
TBs
des
fSedis
oars
haiti
owe
Reet
ae
49
5.
EXPLODED
VIEW
AND
PARTS
LIST........
10
11.
SAFETY
INFORMATION
....----
+0022
205
55
62.
PACKING
seis
ba
Sein
tae
ha
Wide
Be
SEE
20
12.
SUPPLEMENT
FOR
HE, HB
AND
HP
TYPES
-
..
56
7.
P.C. BOARD
CONNECTION
DIAGRAM
......
21
13.
SUPPLEMENT
FORD
ANDD/GTYPES...---
59
8.
SCHEMATIC
DIAGRAM......
lg
Ae
etnateardess
27
PIONEER
ELECTRONIC
CORPORATION
2-1.
Meguro
1-Chome,
Meguro-ku,
Tokyo
153,
Japan
PIONEER
ELECTRONICS
(USA)
INC.
1925
£.
Dominguez
St.,
Long
Beach,
California
30810
USA.
PIONEER ELECTRONIC [EUROPE] N.V. Keetbergiaan 1, 2740 Beveren, Belgium
PIONEER ELECTRONICS AUSTRALIA PTY. LTD. 178-184 Boundary Road, Braeside, Victoria 3195, Australia

T-1040 W
1. SPECIFICATIONS
SGishca threaten ceaae sales eel Compact cassette, 2-channel stereo
“Hard Permalloy” recording/ playback head x 1
“Hard Permalloy” playback head x 1
“Ferrite” erasing head x 1
‘Ferrite’ dummy erasing head x 1
Motor ......... PreeeeTESEESSESEEEOSEESEOSESOSE 2-speed DC servo motor x 2
Wow/ Flutter ........c:cccceeeeeeeeeeeeneees No more than 0.045% (WRMS)
No more than + 0.17% (DIN)
Fast Winding Time .............0eceeeees Approx. 110 seconds (C-60 tape)
Frequency Response
— 20 dB recording:
Normal tape .........:ccceeeceseeeesenseee eee enereeneeeeeens 25 to 15,000 Hz
(35 to 14,000 Hz + 3 dB)
CHroOMe@ tape .isccecceccsvciscvstceserorcececvssdoceeasvecs 25 to 15,500 Hz
(35 to 15,000 Hz + 3 dB)
Metal tape ..........c ce cece ese ee scence neecueeneneeeeeaens 25 to 17,000 Hz
(35 to 16,500 Hz + 3 dB)
Signal-to-Noise Ratio '
Dolby NR OFF ........cecceeeecceseeeseuceeesa renee seeeee More than 57 dB
Noise Reduction Effect
Dolby type B NRON ............ ... More than 10 dB (at 5 kHz)
Harmonic Distortion ..........:.ceeeeeeeseen ees No more than 1.0% (0 dB)
Input (Sensitivity)
MIG (Ly RY ce cisselieeatecadiniessanatienict 1.4 mV, 6mm diam. jack
(Source impedance 11.7 kS2)
LINEINPUT): fcéc bisa. ccsensseccieecac ets cal cetecti acne cess Queess 50.7 mV
Output (Reference level)
LINE (OUTPUT) ........cccccesceeeeeecnecesersceereeaeenaseneenerans 450 mV
(Output impedance 2.8 kQ)
Headphones ...........cececceeceeeseeeeeeeeeeseeeeeeneeeeneeen sees 0.25 mW
(Load impedance 8 £2)
SUBFUNCTIONS
© One-touch recording
¢ Built-in Dolby B type noise reduction system
e Full electronic auto-stop mechanism
e |C-based full logic control
e Headphones jack
e Auto tape selector function
¢ Relay play function for continuous playback
¢ Synchro recording start function
¢ Tape copying function (from Deck A to Deck B)
¢ Pitch control function (Deck A)
¢ Automatic music search function (Deck A)
e Timer standby function (Deck B)
¢ REC muting function
*® Double-speed tape copying
® Phono synchro mechanism (D and D/G models only)
e Automatic level control
e LED level meter
MISCELLANEOUS
Power Requirements
KU, KC models .............2.068
HE, HB, HP models ..
eedeevaeuvcnetee AC 120 V, 60 Hz
AC 220/240 V, 50/60 Hz
D, D/Gmodels ............... AC 120/220/240V, 50/60 Hz (switchable)
Power Consumption
KU, KC models ices. eds cccccdessteivescaevawcocsidccr es otecenteecndegeve 28 watts
HE, HB, HP models .........2..ccceeseeeeneeeeerennenenseeeeeeneeaees 33 watts
D, D/G models leaded ites ted featicen eae estes 24 watts
Dimensions ..............ccseeeeeeeeeeene 420 (W) x 101.5 (H) x 315 (D) mm
16-9/ 16 (W) x 4 (H) x 12-6/16 (D) in
Weight (without packaging) ............:ccesseeeeceeee 7.2 kg (15 Ib 14 02)
FURNISHED PARTS
Operating instructions ............. cee ceeeeeeeeeenececnseeeeevnecnraneenaseease
Connection cord with pin plug
NOTES:
1. Reference Tapes:
Normal & LH: DIN 44513/BLATTE or equiv.
CrO, DIN 45513/BLATT7 (CrO,) or equiv.
2. Reference Recording Level: Meter 0 dB indicating level (160
nwb/m magnetic level = Philips cassette reference level)
Reference Signal: 315 Hz
4. Wow & Flutter: © JIS (3 kHz, with acoustic compensation
(weighted) rms value); DIN 3,150Hz with acoustic compensation
tion (weighted) PEAK value DIN 45507
5. Frequency Response: ¢ Measured at — 20 dB level, DOLBY NR
OFF, level deviation is + 6 dB without indication.
6. Signal-to-Noise Ratio: ¢ Measured at 3rd harmonic distortion 3%
level, weighted (DIN 45513/BLATT7)
7. Sensitivity: Input level (mV) required for reference recording level!
with input (REC) level contro! set to maximum
8. Maximum Allowable Input: While decreasing settings of input
(REC) level controls and increasing level at input jacks, this is the
maximum input level (mV) at the point where recording amplifier
OUTPUT waveform becomes clipped.
9. Reference Output Level: Playback output level when meter in-
dicates 0 dB.
10. This model does not employ a recording/playback connector
(DIN-type).
NOTE:
Specifications and the design are subject to possible modificatins
without notice due to improvements.
hod

2.
FRONT
PANEL
FACILITIES
DEEK'B
(for
recording
and
playback)
12
3 ® PIONEER
STEREO DOUBLE CASSETTE QECK CT:1040W
@ POWER SWITCH
The power is switched on when this switch is pressed to the ‘‘in’”’
position. Release the switch to turn off the power.
¢ After the switch is set to the ON position, the muting circuit is
activated and so the unit will not operate for about 4 seconds.
« When the POWER switch is set to OFF while the tape deck is
operating, the operational mode is released and the unit is set to
the stop mode.
* When the POWER switch is set to ON while the TIMER switch is
at the REC or PLAY position, the recording or playback mode is
established automatically. Make sure that the TIMER switch is at
OFF when an unattended recording or wake-up playback opera-
tion is not to be performed.
@ TIMER START SWITCH
This is operated for unattended recording or wake-up playback us-
ing an optional audio timer. Timer playback/recording is a function
of Deck B. Deck A cannot be used for timer playback/recording.
PLAY: Set here so that the unit’s power is switched on at the
time preset on the audio timer and so that the unit is
automatically set to the playback mode.
OFF: Set here when the audio timer is not being used.
REC: Set here so that the unit's power is switched on at the
timer preset on the audio timer and so that the unit is
automatically set to the recording mode.
© EJECT BUTTON
The cassette door opens when this button is pressed. Do not press it
when the tape is traveling or while the recording or playback mode
has been temporarily suspended.
© AUTO APF SELECTOR
cr spe COPY
@ RELAY Lay RP
@ svncrmo rec stant 4 17
OO fpasy xa]
@ PLAY SWITCH (>)
Depress this switch to playback a tape.
@ STOP SWITCH (@)
Depress this switch to stop the tape travel and to release the
operating switches.
@ REW SWITCH (<<)
Depress this switch to rewind the tape at high speed (The tape will
travel from right to left).
@ PAUSE SWITCH
Press to temporarily stop the tape transport in the playback or recor-
ding mode. At times like this, the pause indicator (BE) lights. When
pressed again, the pause function is released and the tape starts to
travel again. The switch does not function in the fast forward or re-
wind modes. When it is pressed in the stop mode, the pause in-
dicator lights; when it is pressed again, the unit is reset to the stop
mode and the tape does not move.
@ REC/REC MUTE SWITCH
This switch functions as both the recording switch and record
muting switch. When pressed, the unit is set to the recording mode
and when it is kept depressed, it functions as the recording mute
switch.
Recording switch’:
Press the switch when recording sound onto the tape. The REC (@)
indicator now lights. If the accidental erasure prevention tabs on the
cassette shell have been broken out or the tape has not been loaded,
the unit will not be set to the recording mode even if this switch is
pressed. Press the stop switch (Ml) to release the recording mode.
When
this
switch
is
pressed
during
recording,
unrecorded
blanks
can
be
created
for
as
long
as
the
switch
is
kept
depressed.
While
depressed,
the
REC
MUTE
indicator
(
©
)
lights.
Use
this
switch
for
efficient
editing
of
tapes
with
sufficient
blanks
between
the
pro-
grams
and
for
providing
the
unrecorded
blanks
which
are
required
to
operate
the
index
scan,
music
search/skip,
music
repeat
and
blank
search
accessory
functions.
© FF SWITCH (>>)
Depress this switch to send the tape forward at high speed (The
tape will travel from left to right).
@ LEVEL METERS
These
indicate
the
input
level
during
recording
and
the
output
level
during
playback.
@ PAUSE INDICATOR (If)
This lights when the unit is set to the pause mode.
@ RECORDING INDICATOR (@)
This lights when the unit is set to the recording mode.
@ RECORDING MUTE INDICATOR (0)
This lights while the REC MUTE switch is pressed during a recor-
ding.
@ MUSIC SEARCH SWITCH (MS)
Use
this
switch
when
playing
a
tape
with
music
recorded
on
it
to
quickly
locate
the
beginning
of
songs
separated
by
a
non-recorded
section
of
over
4
seconds
duration.
In
the
fast-forward
mode
or
re-
wind
mode,
when
this
switch
is
set
to
ON,
tape
travel
will
stop
in
the
non-recorded
area
between
songs
and
the
unit
is
automatically
set
to
the
playback
mode.
This
is
a
handy
function
for
locating
the
pro-
gram.
The
music
search
function
belongs
to
Deck
A.
@® SET SWITCH
Press
this
switch
to
skip
programs
on
a
tape
when
searching
for
the
program
you
want
to
hear.
When
it
is
pressed
by
a
number
of
times
equivalent
to
the
number
of
programs
which
are
to
be
skipped
on
the
tape,
this
number
is
displayed
on
the
set
indicator.
@ MS SET INDICATOR
The number of programs on the tape to be skipped is indicated here.
When the MS SET switch is pressed, a number not exceeding ‘'9”
appears on this indicator.
CT- 1040 W
@ PITCH CONTROL
This
can
be
used
to
vary
the
tape
speed
of
Deck
A
across
a
+
6%
range.
The
speed
increases
when
the
control
is
rotated
clockwise
(())
and
reduced
when
rotated
counterclockwise
|
Q));
the
musical
intervals
are
made
higher
or
lower,
respectively.
The
stan-
dard
speed
is
obtained
at
the
control's
center
clickstop
position
(¥).
Use
the
contro!
to
adjust
the
speed
when
adjusting
the
intervals
with
mixing
recording
or
playback
or
when
playing
back
a
tape
recorded
on
another
tape
deck
on
your
own
deck.
@ TAPE COUNTER
This
indicates
the
transport
position
of
the
tape
loaded
in
Deck
B
with
a 3-digit
number.
@ RESET BUTTON
Depressing
this
button
resets
the
tape
counter
to
000’.
Depress
this
button
before
recording
or
playback
to
reset
the
counter
to
000’.
If
you
make
a
memo
of
the
tape
contents
and
corresponding
tape
counter
numbers
during
recording
and
playback,
you
will
have
an
index
of
the
programs
on
the
tape
enabling
you
to
conveniently
find
any
desired
program
on
the
tape.
@ COPY SWITCH
“Copying”
refers
to
the
process
of
transferring
the
recorded
con-
tents
on
a
pre-recorded
tape
onto
another
tape.
The
pre-recorded
tape
is
loaded
into
Deck
A
and
its
contents
are
recorded
onto
Deck
B
when
this
switch
is
pressed.
When
the
switch
is
pressed,
the
®
indicator
lights.
Tape
copying
cannot
be
performed
from
Deck
B
to
Deck
A.
@ HIGH SPEED SWITCH
This
switch
is
used
to
select
normal
tape
speed
or
double
tape
speed
for
tape
copying.
The
@
indicator
lights
up
to
indicate
double
speed.
Release
the
switch
when
copying
tapes
at
the
normal
tape
speed.
@ RELAY PLAY SWITCH
Press
this
switch
for
relay
play.
When
pressed,
the
@
indicator
lights.
When
the
tape
loaded
in
one
deck
has
finished
playing
and
the
tape
comes
to
the
end,
the
tape
in
the
other
deck
automatically
starts
playback.
Relay
play
is
possible
from
Deck
A
to
Deck
B
and
vice
versa.
@
SYNCHRO
REC
START
SWITCH
The playback tape is loaded into Deck A while the recording tape is
loaded into Deck B. When this switch is pressed, Deck A is
automatically set to the playback mode and Deck B is automatically
set to the recording mode, and the tapes start to move
simultaneously. Use this switch for tape copying.

‘CT-1040 Ww
@ RECORDING LEVEL CONTROL
This control is used to adjust the input from the rear panel REC ter-
minals and the MIC jack. When rotated clockwise ( (} ), the recor-
ding level is increased; when rotated counterclockwise ()), the
level is reduced. The standard input level is obtained when the con-
trol is set to the center clickstop position (¥).
@® *DOLBY NR SWITCH
Press this switch to the ON ( m=. ) position when recording material
with the Dolby noise reduction system or when playing back a tape
which has been recorded with the system. Release the switch to the
OFF ( Hl ) position when recording material without the Dolby
system or when playing back a tape which has not been recorded
with the system.
voi
oT
*The word “Dolby” and DO] are trademarks of Dolby Laboratories
Licensing Corporation.
Noise Reduction System manufactured under license from Dolby
Laboratories Licensing Corporation.
@ PHONES SWITCH
While a tape is playing back in Deck B, the programs played back on
Deck A can be heard through headphones. This function is used
when preparing the next program for your friends to sing along
with, for instance. Refer to the table for the rear panel PLAY ter-
minal output with Deck A and Deck B playback and for the head-
phone jack output when the phones switch is selected.
GHA
MS &
PLAY BACK
8
SYNCED BEC START
beecon
(@eay) PHONES PHONES
DECK A | DECK B TERMINAL SWITCH JACK
_|__ OUTPUT POSITION OUTPUT
Playback | Playback | Deck B output A or B ( Ml ) | Deck B output
Playback | Playback | Deck B output
Playback | _
A ( mm) | Deck A output
A or B{ BB) | Deck A output
Deck A output
Playback — Deck A output A ( m) -
_ Playback | Deck B output A or B( BB) | Deck B output
Playback
@ MIC JACKS
These are the input jacks for microphone recording. Plug the left
channel microphone into the L jack and the right channel
microphone into the R jack.
@ HEADPHONE JACK
This is the output jack for the stereo headphones. Plug the head-
phones into this jack to monitor the quality of a recording or to listen
to a tape privately.
NOTE:
Use headphones with a low impedance. Sufficient volume will not
be obtained with high-impedance headphones.
@® COPY INDICATOR
This lights when the COPY switch is pressed.
@ HIGH SPEED INDICATOR
This fights when the HIGH SPEED switch and COPY switch are
pressed.
@ RELAY PLAY INDICATOR
This lights when the RELAY PLAY switch is pressed.
Deck B output
3.
DISASSEMBLY
Front panei assembiy
Operation switch B
assembly
Fig. 3-1
Disassembly
Control assembly
<A
Ke Eo
Sensor R/P S ge <9
assembly
Sensor P assembly
Operation switch A assernbly

CT- 1040 W
Disassembly Procedures
1. Undo screws @ to remove the bonnet.
2. Undo screws @ , and using a screwdriver
push panel stay hooks A (four positions
along the top) and hooks B (two positions
along the bottom) to remove the front panel
assembly.
3. Undo screws © to open the control unit and
expose the adjustment locations.
4. Undo screws @ to remove the stay.
5. Undo screws @ to remove the counter.
6. Pull push-knobs A, B and C forward and undo
screws @ to remove the panel stay.
7. Undo screws @ and disengage the hook to
remove the operation switch A unit.
8. Undo screws @ and @ to remove the me-
chanism units (deck A and deck B).

4
cT-1040 w
4. PARTS LOCATION
e Parts without part number cannot be supplied.
e
The
/A\
mark
found
on
some
component
parts
indicates
the
importance
of
the
safety
factor
of
the
part.
Therefore,
when
replacing,
be
sure
to
use
parts
of
identical
designation.
e For your Parts Stock Control, the fast moving items are indicated with the marks
wk and *.
wk GENERALLY MOVES FASTER THAN *.
Front
Panel
View
This
classification
shall
be
adjusted
by
each
distributor
because
it
depends
on
model
number,
temperature,
humidity,
etc.
Push knob B (HIGH SPEED)
RAC-322
Push knob C (RELAY PLAY, SYNCHRO REC)
RAC-320
Push knob A (COPY)
RAC-321
Operation
knob
B
assembly
(STOP)
RXB-776
Operation knob B assembly (STOP)
RXB-776 Bonnet
RNA-600
*k
Door
B
wk
RNL-686 a Ber aie
et | ~~ RNL-685
Eject knob asembly —— = od : : fee ——---——— Eject knob assembly
RXB-774 - Ss = “| RXB-774
Standby knob Ss
RAC-342 —
PC knob (PITCH)
Power knob assembly RAC-297
RXB-781
Operation knob D assembly (PAUSE)
RXB-778
Set knob (SET)
RAC-319
MS knob (NS)
Operation knob E assembly (REC/REC MUTE)
RAC-318
RXB-779
Push knob E (PHONES)
RAC-324
VR knob
RAC-298
Push knob D (DOLBY NR)
RAC-323
Front
View
with
Front
Panel
Removed
Variable
resistor
20k-A
(REC
LEVEL
)
RCV-109
Counter
RAW-196 Operation knob A assembly (PLAY)
RXB-775
operation knob A assembly (PLAY)
RXB-775
Music search assembl; B
RWX-710
Cassette
plate
Cassette
pate
RAH-441 RAH-441
* Erase head REC/PB had
RPB-085 RPB-097
(RPB-091}
wk ~REC/PB head Erase had
RPB-097 RPB-085
(RPB-091)
MS set cover assem y
Level
meter
assembly
RXB-780
RAW-194
Operation knob C assembly (REW/tF}
Operation knob C assembly (REW/F F) RXB-777
RXB-777
Headphone jock
MIC jack RKN-081
RKN-080
8

CT- 1040 W
Top View with Bonnet Removed
Main assembly
A\ ® Power transformer (120V)
RTT-333
Power switch assembly Control bi
ontrol assembly
/A\ *&*Power switch
RSA-060
/A\ *® Motor assembly
RXM-104
Terminal assembly (B)
Rear Panel View
A\Strain relief
fEC-395
4P
pin
jack
|
J\tower
cord
RKB-020
RD G-048

T-10490 W
5. EXPLODED VIEW AND PARTS LIST
5.1 MAIN
e Parts without part number cannot be supplied.
e
The
/A\
mark
found
on
some
component
parts
indicates
the
importance
of
the
safety
factor
of
the
part.
Therefore,
when
replacing,
be
sure
to
use
parts
of
identical
designation.
e
For
your
Parts
Stock
Control,
the
fast
moving
items
are
indicated
with
the
marks
wk
and
*.
wk
GENERALLY
MOVES
FASTER
THAN
*.
This
classification
shall
be
adjusted
by
each
distributor
because
it
depends
on
model
number,
temperature,
humidity,
etc.
Mark
No.
Part
No.
Description
Mark
No.
Part
No.
Description
1.
RBM-002
Nylon
rivet
36.
RAC-324
Push
knob
E
2,
RBH-989
Operation
spring
37.
RXB-781
Power
knob
assembly
3.
RBH-990
Eject
spring
38.
RKP-854
Connector
assembly
5P
4,
RXB-772
Sensing
holder
assembly
39.
REC-369
Foot
assembly
5.
RBF-062
Washer
40.
RBA-081
Screw
6.
RNL-755
Sensing
pully
41.
RKB-020
4P
pin
jack
7.
RAW-196
Counter
42.
RKP-804
Connector
assembly
12P
8.
RAW-194
Level
meter
assembly
43.
RSG-152
Push
switch
assembly
9,
RWX-710
Music
search
assembly
B
44,
RKP-803
Connector
assembly
13P
A
*
10.
RTT-333
Power
transformer
(120V)
45.
RKP-814
Connector
assembly
2P
A
*
11.
RDG-048
Power
cord
46.
RKP-747
Board
in
connector
3P
A
12,
REC-395
Strain
relief
47.
RKP-748
Board
in
connector
3P
13,
RXX-402
Front
panel
assembly
48.
RKP-749
Board
in
connector
3P
14.
RNL-684
Lens
49.
RKN-081
Headphones
jack
15.
REE-081
Paper
50.
RKN-080
MIC
jack
16.
RAH-441
Cassette
plate
51.
RKP-750
Connector
assembly
5P
17.
RNA-600
Bonnet
52.
RKP-751
Connector
assembly
3P
18.
RXB-774
Eject
knob
assembly
53.
RNL-610
LED
holder
19,
RAC-342
Standby
knob
54.
RSG-063
Operation
switch
20,
RNL-685
Door
A
55.
RSG-143
Push
switch
21:
“RNE-686
Deore
56.
RSG-150
Push
switch
22.
RXB-775
Operation
knob
A
assembly
57.
RSG-153
Push
switch
.
rey
58.
RKP-812
Connector
assembly
3P
23.
RXB-776
Operation
knob
B
assembly
59.
RKP-811
Connector
assembly
3P
(STOP)
60.
RKP-754
Connector
assembly
4P
24.
RXB-777
Operation
knob
C
assembly
(REW/F
F)
61.
RKP-810
Connector
assembly
3P
25.
RXB-778
Operation
knob
D
assembly
*
62.
BG5524S
LED
(PAUSE)
*
63.
PR5524S
LED
26.
RXB-779
0
donnane
.
64.
RKP-809
Connector
assembly
4P
;
:
PErSdOn
ROD
=
assenoly
*
65.
RCV-109
iable
resistor
20k-A
(REC/REC
MUTE)
Variable
resistor
pleads
Mecaek
Gover
aseerny
66.
RKP-760
Connector
assembly
3P
28.
RAC
S19
See
nae
67.
RKP-761
Connector
assembly
3P
28,
RAG
821
Pose
Knob
A
*
68.
RCS-026
Variable
resistor
1k-B
a0:
RAC
322
Push
knee:
©
*
69.
GP-411B
Photo
interrupter
70.
RKP-808
Connector
assembly
4P
31,
RAC-320
Push
knob
C
82.
BOC
Sae
push
ene
2
71.
RKP-813
Connector
assembly
3P
Se
S16
MS
nee
wk
=
72.
RSH-064
Slide
switch
eu
RAC
22
VOD
73.
RKP-833
Connector
assembly
3P
Soe
RAC
AaE
es
wk
=
74,
28D
1265
Transistor
Awe
75.
-RSA-060
Power
switch
10

Mark No. Part No. Description
76. RKP-834 Connector assembly 6P
77, RKP-774 Connector assembly 5P
78. RKP-775 Connector assembly
79. RKP-807 Connector assembly 7P
80. BBZ30P080FZK Screw
81. VBZ40POG60FMC Screw
82. VBZ26PO60FMC Screw
83. PMZ26PO040FMC Screw
84. BMZ30PO60FMC Screw
85. RKP-520 Connector assembly 3P
86. RKP-684 Connector assembly 2P
87. RKP-709 Connector assembly 4P
88. RKP-298 Connector assembly 6P
89. RKP-769 Connector assembly 7P
90. RKP-770 Connector assembly 8P
91. AEK-073 Fuse (1,25A)
101. Mechanism unit (Deck A)
102. Mechanism Unit (Deck B)
103. Main chassis
104. Bottom plate
105. Stay
106. Panel stay
107.
108. P.C.B. stud
109. Panei hinge
110. Connector assembly 2P
Mark
No.
111.
112,
113.
114.
115.
116.
117.
118.
119.
120.
121.
122.
123.
124,
125.
126.
127.
128.
129.
130.
Part No.
Description
Spacer
Connector assembly 2P
Connector assembly 2P
Connector assembly 2P
Connector assembly 2P
Main assembly
Jack assembly
Operation switch A assembly
Operation switch B assembly
VR assembly
Pitch control assembly
Sensor P assembly
Sensor R/P assembly
Timer switch assembly
Transistor A assembly
Transistor B assembly
Control assembly
Power switch assembly
11

r assembly 2P
r assembly 2P
r assembly 2P
r assembly 2P
nbly
nbly
switch A assembly
switch B assembly
bly
rol assembly
issembly
P assembly
tch assembly
A assembly
B assembly
sembly
tch assembly
CT-1090 W

= 1 |
5.3 MECHANISM UNIT (DECK B)
Parts
Mark _
+
*
*
*
*
be>>>

A
Parts list of Mechanism unit (Deck A)
Mark
16
No. Part No.
1. RNL-527
2. RXB-716
3. RBH-865
4. RNL-523
5. RBH-794
6. RBH-723
7. RNF-989
8. RX8B-720
9. RBH-890
10. RNL-524
11. RNH-219
12. RBH-948
13. RBH-983
14. RBH-949
15. RNL-261
16. RNL-534
17. REB-447
18. RNL-685
19. RNL-569
20. RBK-175
21. RWX-710
22. RXB-849
23. RNK-998
24. RXB-714
25. WA21D040D025
26. RXB-715
27. RXB-374
28. RNK-999
29. WA17D032D025
30. RBK-724
31. RXB-376
32. YS20FBT
33. RBH-727
34. RBH-725
35. WA17D032D025
36. RNL-047
37. RXB-723
38. RBH-842
39. RNL-059
40. RNL-051
41. RBH-722
42. RXB-717
43. RBH-980
44. REB-488
45. REB-495
46. REB-355
47. RBF-050
48. RBH-778
49. RLB-390
50.
RBA-069
Description
Reference pin
Metal holder assembly
HB return spring
Sub head base
HB drive spring
Head adjust spring
Spacer
Pinch arm assembly
Pinch pressure spring
Half holder
Half spring
Lock spring
Eject spring
Lever spring
Cylinder
Piston
O ring
Door A
Pocket
Pocket spring
Music search assembly B
Reel base assembly
Idler gear
Supply reel base assembly
Washer
TU reel base assembly
Idler arm assembly
TU idler
Washer
Idler pressure spring
Drive arm full assembly
Washer
Braket spring
FR spring
Washer
Solenoid arm
Lever assembly
Lever spring
Cam gear
Gear lever
Gear lever return spring
Flywheel assembly
Arm spring
Capstan belt
Drive belt
Sensing belt
Oil stop washer
Return spring
Stopper
Screw M3 x7
Mark No. Part No. Description
A * 51. RXP-134 Plunger solenoid P
A *& 52. RXP-135 Plunger solenoid F
A * = 53. RXP-136 Plunger solenoid R
A * 54. ~RXM-104 Motor assembly
A *® = 55. ~RXP-137 Plunger solenoid (PMS)
ik 56. RSN-010 Lever switch
57. RPB-085 Erase head
58. RPB-097 REC/PB head
(RPB-091)
59. RKP-520 Connector assembly 3P
60. RBM-002 Nylon rivet 3 x 8
61. YE30FUC Washer
62. YS30FBT Washer
63. VCZ26PO90FMC Screw
64. VCZ26POG60FMC Screw
65. YE40FUC Washer
66. PMZ20P150FMC Screw
67. IMZ20Y150FMC Screw
68. PMZ26PO60FMC Screw
69. PMX26PO30FMC Screw
70. YE20FUC Washer
71. PMA26P040F MC Screw
72, PM2Z20P080FMC Screw
73. RBA-081 Screw
101. Chassis assembly
102. Head bass
103. Shaft stopper
104. Side plate L assembly
105. Spacer
106. Cr 02 detect lever A
107. Side plate R
108. Lock lever
109. Eject lever
110. Brake plate
111, Brake shoe
112. Solenoid bracket R
113. Solenoid bracket F
114, Side arm
115. Eject plate A
116. P.C.B. holder
117. Attachment plate A
118. Fiywheel holder
119. Thrust receptacle
120. PMS plate
421. Stopper lever
122. Terminal unit (A)
423. Cord holder
124, Binder
125. Connector assembly 2P

L
Parts list o1
Mark
CT-10490
W
|
5.2 MECHANISM UNIT (DECK A)
2
©OND TEwWN= \5
*
s
o

63
18
A
Parts list of Mechanism unit (Deck B) Mark __ No. __Part No. Description 6
s
Mark
No.
Part
No.
Description
*
51.
RSN-010
Lever
switch
wk 52. RSH-058 Stide switch
1. RNL-527 Reference pin 53. RPB-085 Erase head
2. RXB-716 Metal holder assembly 54. RPB-097 REC/PB head
3.
RBH-865
HB
return
spring
(RPB-091)
4. RBH-794 HB drive spring 55. RNH-184
5. RBH-723 Head adjust spring :
56. RKP-298 Connector assembly 6P
6.
RNF-989
Spacer
57.
RKP-526
Connector
assembly
2P
7.
RXB-871
Pinch
arm
assembly
58.
RNL-523
Sub
head
base
8.
RBH-890
Pinch
pressure
spring
59.
YE30FUC
Washer
9.
RNL-524
Half
hoider
60.
YS30FBT
Washer
10. RNH-219 Half spring
61. VCZ26POS0FMC Screw
11, RNL-529 REC detect lever 62. PMZ26P100FMC Screw
12.
RBH-948
Lock
spring
63.
VCZ26PO60FMC
Screw
13.
RBH-983
Eject
spring
A
64.
YE40FUC
Washer
14,
RBH-949
Lever
spring
65.
PMZ20P150FMC
Screw
15. RNL-261 Cylinder
66. IMZ20Y150FMC Screw
16.
RNL-534
Piston
67.
PMZ26PO60FMC
Screw
17,
REB-447
O
ring
68.
PMX26PO30FMC
Screw
18.
RNL-569
Pocket
69.
YE20FUC
Washer
19.
RBK-175
Pocket
spring
70.
PMA26P040FMC
Screw
20. RNL-686 Door B
71. RBA-081 Screw
21.
RXB-849
Reel base
assembly
72.
RBM-002
Nylon
rivet
3x
8
22. RNK-998 Idler gear 73.
23.
RXB-714
Supply
reel
base
assembly
74.
REB-493
Counter
belt
}
24.
WA21D040D025
~—-
Washer
75.
RNL-047
Solenoid
arm
25. RXB-715 TU reel base assembly R
76. RAW-194 Level meter assembly
26. RXB-374 Idler arm assembly
27. RNK-999 TU idler
28. WA17D032D025 Washer 5
29.
RBK-724
idler
pressure
spring
101,
Chassis
assembly
30.
RXB-376
Drive
arm
Full
assembly
102.
Head
bass
103 Shaft stopper
31.
YS20FBT
Washer
104.
Side
plate
L
assembly
32.
RBH-727
Brake
spring
105.
Metal
detect
lever
33. RBH-725 FR spring
34.
WA170032D025
Washer
106.
CrO2
detect
lever
35. RXB-723 — Lever assembly 107. Side plate R
108. Lock lever
36.
RBH-842
Lever
spring
109.
Eject
lever
37.
RNL-059
Cam
gear
110.
Brake
plate
38. RNL-051 Gear lever
39. RBH-722 Gear lever return spring 111. Brake shoe
40. RXB-717 Flywheel assembly 112.
113. Slide arm
41.
RBH-980
Arm
spring
114,
Eject
plate
B
*
42,
REB-488
Capstan
belt
115,
P.C.B.
holder
* 43. REB-495 Drive belt
44,
RBF-050
Oil
stop
washer
116.
Attachment
plate
B
45.
RBH-778
Return
spring
117.
Flywheel
holder
118. Thrust receptacle
46.
RBA-069
Screw
M3
x
7
119.
PMS
plate
Aw
47.
RXP-134
Plunger
solenoid
P
120.
Terminal
unit
(B)
A® 48. RXP-135 Plunger solenoid F
A*®
49.
RXP-136
Plunger
solenoid
R
121.
Connector
assembly
4P
Av*
~~
50.
RXM-104
Motor
assembly
122.
Solenoid
bracket
R
123. Solenoid bracket L
193
Mark
PACKING
CT-104900 w
No. Part No.
1. RHA-254
2. RRB-219
3. RDE-010
4. RHG-630
101.
102.
Description
Pad
Operating instructions
Connection cord assembly
Packing case
Paper
Paper
20

C
CT-
1040
W
2
3
A
|
5
6
7. P.C.BOARDS CONNECTION DIAGRAM
TRANSISTOR
MECHANISM ’
UNIT(A) (4/2) MAIN ASS’°Y RWX-792
i
ke
Qi05
aioe
Q103
Q102
Q205
Q206
Q404
0403
Q308
0408
ICTIO
104
1c704
Q203 Q202
'C702
304,
303,
Ic704
Q307
305
0306
0406
405
@407
Q7i2
cr02
:
Cc
201
@301
703
Q402
C707
Q104
1C708
NORM
Q703
Q401
Q3i0__—Ic304
IC4o1
Q204
1¢705
.
METAL
2
VRION
Ve50,
VR70I
VR404
VR304
i
vR201
VRSON
|
TP.2
TRA
$2201
{
: :
$2204: DECK A TAPE
SELECTOR
J
RSN - 040 |
PLAYBACK HEAD
RPB-O97 or
RPB-O91
R CH ip :
L CH
REC/P.B HEAD
RPB-O97 or
RPB-094
R CH
VR
ASSY
JACK ASS’Y
RWX- 793
1C301,401
IR2C30
Q101%.
106,201~
206,30i.310,
708
2SD880
0302,402
{K60AUF
ZD703
RD6.2E82
1c701,703
MS220L
Q401~
410,704,705
Q7412
©
28¢2673
0701,703
182Z1-LC2
20704
RD4.3EB2
0
1C702,704,706
MS5218L
2SC1740LN
D301,303~
306,404
0702,704
i82CI-
LC2
1c705
HAN226
9702
,703
,706
,707
04031.405,705;706,
zp70i
-
ROS6EB2
IC707~710
HDI4066BP
2SA933LN
0708,710~
718
zD702 ROS6EB2
4182473
2S0i1265
TRANSIS
RB ASS’
=
1
2
3
4
oS
6
$2302
$2301, 2302: TAPE
RSN-'
ERASE HEAD
RPB- O96 or
RPB-O85
$1001 PLAY

MECHANISM asos
UNIT (B) (472)
o—~ 811,810
Q805
0812
$2302 METAL
$2301,2302: TAPE SELECTOR
RSN- 010
Q80i~ 804
RTT - 333
—_——<—<-=—--+
OPERATION
ac
For
ORD
SWITCH
AC 120V B ASS’Y
ERASE HEAD 60Hz B
RPB- 096 or
RPB- 085
Q814
Q819, 818
RAT AK ¥
“peti
Q816 813
Q824
1c803
Q820
aoe eaet Le SENSOR
oat7 sore a P ASS’Y
822,823
C804
»| | LEDIOO!,1002. BG5524S
“Td | LE01003 PRS524S
CONTROL ASS’Y RWG -144
Q821
Qsis
OPERATION
SWITCH
A ASS’Y
RWS-193
SENSOR
R/P ASS'Y

CT-1040 W
1 2
ss LEVEL METER ASS'Y RAW -194
1C1901,1902 iR-2E25
LEVEL METER
ig
-
7
ic2)
C1908
22/6
Ri903
#80
2
< (ca)
d
LEDIOIS 4
dic3) © © ©
$2303: ERASE PREVENT
DETECTOR
RSH - 058
O HOLE
HOLE
RXP -137
U0)
REW SOL.
RXP-136
REW SOL.
FF
SOL.
RXP
~{36
®
RXP~135
FF SOL. |
PINCH SOL. RXP -4135
@ RXP ~134
\
ee]
PINCH SOL.
RXP ~134
MUSIC_SEARCH ASS'Y_B_ RWX-710_
25

CT- 1040 W
2SA881
Lot No
Type fr
—E c 8
2SA933LN
2SC1740LN
Type No
Suffix
Lot No
hee
(2
C's
2SC2673
2SC3246
Lot No
Type No
a)
Ec B
2SD880
2SD1265
BA328
26
HA11226
HD14066BP
uPD4069UBC
1R2C30
M5218L
M5220L
PD4029
GP-411B

1
8. SCHEMATIC
2
DIAGRAM |
NOTE:
Play back signal route
Recording signal route
Measurement point
JACK ASS’Y
RwWx-793 (V2)
e502
IcSO4
MIC AMP
POWER
SWITCH _ASS’Y
Ac 120V
60H
TT = 333.
R11 2333,
' J
L__l
CONTROL
aSsry (2/2)
BA328
oe
PLAYBACK
RPB-O97 or
RPB-094
MECHANISM
UNIT (A) _ (473)
CrOz
NORM METAL
0p
szzoi: 6 $
Tare ‘Sevector
RSN- 019. J
fi H
REC /P.B HEAD
RPB-OS7 or
RPB-094
A ASS'Y
Q704~ 708
REGULATOR
TRANSISTOR Qi701
MAIN ASS'Y RWX -792
— (C701: P.B
EQUALIZER AMP
Fare
HEAD
eee
LINE IN
LCH (0
Q303, 304 -
AUTO LEVEL
CONTROL
C728
Q301 ,401: MUTING
(REC -- ON)
@102, 202 - SWITCHING
(CrO2,METAL — ON)
~~ O04 106 ,204% 206:
1¢702: FLAT AMP. MUTING
1€703: P.B
EQUALIZER AMP
Q403,404:
AUTO LEVEL
CONTROL
333 VR304
100 100k
7500 @
1C704: FLAT AMP.
1C707~% 710: ELECTRIC
1€705: DOLBY NR
1€301,401 IR2C30
C701, 703 MS220L
1€702,704,706 MS5248L
'c705
IC707~™ 710
Q10i~ 106, 201% 206,
Q401~% 410, 704 ,705,
HA226
HOI4 0668P
2SCI740LN
301310,
Q702 ,703, 706,707
2SA933LN
Q708 280880
erie 2SC2673
»303~ 306,401,
0403. 405, 705,706,708,
0710. 718 = 1$2473 Z0701 RDS.
0302,402 {KG6OAUF ZD702 RD3.
O701,703 4B2Zi-LC2 20703 RD6.
0702,704 1B2Ci-LC2
ZD704 RD4.3EB2
"SHOOT ‘
RSG-150
OPERATION
SWITCH A
ASS Y (4/3)
RWS - 193
-6EB2
-6EB2
-2EB]
SWITCH
2801265
REGULATOR
BL UZ '
| Sued
PL
Bae 712: SWITCHING
(REC ON)
Kes Sfezivom [TT |]
p2 5 [62] Croz
$2302 5
1 METAL METAL
$2301, 2302:
1 | tape ‘sevector my
| | RSN- O10 | |
_|_TRANSISTOR Q1801 2SD1265
B aASS’'Y REGUL ATOR
Q702: POWER
ON/OFF MUTING
rot AT 0325 470p Q310 ,440:
SWITCHING
gs aa! 1C301,401:
EQUALIZER
SELECTOR
Heeb
ik
[2]
Ie
pe
a
Bi Raze R429
[|
|
r423 cats
| F
Lal
E
1C705 (2/2)
Q308 ,408:
MUTING
Q305~ 307 ,405~.407:
MUTING
IC706: REC AMP
Q309,409:
REC MUTE
R460
C432,
STOI~ 703 > RSG -152
RY70t RSR - 035
LiO1 204 RIF - 156
L301,401 : RTF - 158
£304,404 : RTF - 157
701,702: RTF - 104
VRI01, 204,301,401 : RCP-194
VR 102,202, 302,402,303,403:
RCP-150 or RCP-195
VR304,404: RCP -154 or RCP-199
VR70i : RCP-193 of RCP-149
C702: RCH- 054
ee Wh Gs ee ee ee
e Te “Ss
1304
[| Maso
‘ot
VY V fice 4D Y VY Y VY
See et) O410 ¥ & 8
a
RASC
azo B= .c427 426
R458
as Saxe RAS4 RASS
1 7Ra87 L403 1.402
Q703: RELAY
ORIVE
S702-444

CT-1040 Ww
11
NOTE:
The indicated semiconductors are representative ones only.
Other alternative semiconductors may be used and are
listed in the parts list.
.
jf
MUSIC
SEARCH
ASS'Y_B
RWX-710_
Mas
LEVEL
METER
ASSY_
RAW
~194
0
1.
RESISTORS.
SWITCHES:
’
4
1C1904,1902
—_
IR-
2E25
}
Indicated
in
2,
“UW,
Ye
W.#5%
tolerance
unless
otherwise
noted
k;k2.
POWER
SWITCH
ASS'Y
mn
_
rt
aa
LEVEL__METER
M;
MQ,
(F);
#1%,
(G);
+2%,
(K);
£10%,
(M);
£20%
tolerance
$2101
»
POWER
ON
—
OFF
Yo2
JACK
ASS’Y
:
'
A
s80x7
i
GaPACITORS:
MAIN
ASS'Y
—
Jt
sz
_
RWX-793
(2/2)
to
ia
Indicated
in
capacity
(uF)/voltage
(V)
unless
otherwise
noted
S701-1/4~.4/4:
DOLBY
NR
ON
~
OFF
é
1
Pp;
pF.
Indication
without
voltage
is
50V
except
electrolytic
capaci-
$702-1/4,2/4,4/4:
COPY
ON-
OFF
'
tor.
$703-2/2
:
SPEED
ON
-
OFF
(ez)
$2201
:DECK
A
TAPE
SELECTOR
3. VOLTAGE. CURRENT.
NORMAL — CrOz2 ,METAL
2): OC voltage (V) at no input signal $2301 | DECK B TAPE SELECTOR
NORMAL — METS
| iczoo1 MUSIC SEARCH tp 4. OTHERS: iL — CrO2 FAL
$2302 : DECK B TAPE SELECTOR
ass,
fe} Os ES2) ICSOS__RSO7 5
[ol |1o0/10 68 |
(9) maa 5 '
1 HEAD-
PHONE s | @§)
R506 R508
400k ceos «= * | e506. 4k
If G0 Mm i900
oa] 10. 740
ios
!
(egr
sp
Signal
route.
CrOz
—
METAL
RSG-i5O
@
;
Adjusting
point.
=
wee
The
AA
mark
found
on
some
component
parts
indicates
the
im-
SMSOL:
MIC(L)
LINE
—
MIC
Een
1
Portance
of
the
safety
factor
of
the
part.
Therefore,
when
replacing,
SM6O{
>
MIC(R)
LINE
—
MI
be sure to use parts of identical designation.
ASSY
(4
3&
marked
capacitors
and
resistors
have
parts
numbers.
OPERATION SWITCH A ASS'Y
Lee
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3
S1005 -1/2,2/2 : MS ON - OFF_
mc3
1C502
M5218
This
is
the
basic
schematic
diagram,
but
the
actual
circuit
may
$1006
:
SET
ON
-
OFF
HEADPHONE
AMP
|
vary
due
to
improvements
in
design.
S1007-1/2,2/2
:
HEADPHONE
A
—AorB
{4
veg
ee
S1008-V2,2/2
:
RELAY
PLAY
ON~
OFF
a
°
$4009
:
SYNCHRO
REC
ON-
OFF
S1001 : DECK A PLAY
MECHANISM
TIMER
$1002
:
DECK
A
STOP
UNIT(B)
(3/4)
SWITCH
ASS’Y
S1003
|
DECK
A
REW
LT
[acts]
[ts]
S1004
:
DECK
A
FF
oa
{
ie
OPERATION
SWITCH
B
ASS'Y
R334
R
tHote-a
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t
526
1
SHO1
:
DECK
B
REC
3m
\ 4
S102
:
DECK
6
PLAY
WH
Y
|
ee
bo
eed
“|
Si103
:
DECK
B
PAUSE
eo
pe
|
8
ya
ys
v2
S1104
:
DECK
B
STOP
HT
c2
CONTROL
ASS'Y
RWG-144
(1/2)
2
2
fete
ys
es
dye
es
ve
SIS
:
DECK
B
REW
=
se
__tct
_t
Or
ot
F
Si106
:
DECK
8
FF
SENSOR
R/P_ASS’Y
TIMER
SWITCH
ASS'Y
'
FRtRisol
S1601
:
TIMER
OFF
§
GP
-4418
MECHANISM
UNIT
(B)
—
PLAY
~
OFF
-REC
B
$2303:
ERASE
PREVENT
DETECTOR
1
HOLE
—NO
HOLE
The
underlined
indicates
the
switch
position.
SENSOR
P aASS'Y
TY rtriao |
He GP- 4148
1
OPERATION
OPERATION
—
SWITCH _B_ASS’Y SWITCH A ASS’Y
Rws -193
0308,408:
we
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PLAY
o
PLAY
1c801 =9PD4029
(c802 yPD8243
1C803,804 pPD4069UBC
Q80!~ 804 , 807.809
2803246
Q806, 81! 2SA88i
Q805,810 812,813, 815,
Q817~ 823
2SA933LN
0814, 816,824
2SCI740LN
$#001.1004:
RSG ~ 143
se
C
MECHANISM UNIT (A) (373)
Ystioi~ii06: asc -143
PINCH SOL.
REO! 1.8k RXP ~ 134
Q823
:
SWITCHING
Q801~
804
,807~809:
(REC
~
ON)
SOL.
ORIVE
FF SOL.
RXP~ 135
(BOI: RCH-054 — RB42: RM9- 1030
RBO9: RM4 -103) R846: RMB -103)
RO36: RMIO-103) R858: RM4-104J
FU1 : REK-O73
41B2Ci- LC2
0802 i82Zi- LC2
D803 ~\ 812,814%.822
1S2473
a3 a e2 ea
PMECHANISM
RIOOL a
ac
thm
Lents?
Le
1
UNIT
(A)
(2/3)
mrestis
‘ Lebr001 On $1008, 272 "ee ‘S1009 $1005 -172 MOTOR ASS'Y
[|
ud
Copy]
RELAY
PLA
PLay
SYNCHRO
REC
Ms
Ri
RXM~
104
REW
SOL.
SSoos
'
bie
RXP
~136
bee LEDIOO! 1002 B8G5524S $008,108: RSG - 150
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on
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ore
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0805,
806,810,811:
4
Kis @—4 14] MOTOR ORIVE
|
Bop
See
=
|
ise
OPERATION
SWITCH
A
ASSY
RWS-193
(273)
MECHANISM
--
<
=
ASS.
UNIT
(BM
2/4)
382.
7
8
9g
10
11
12
=