Pioneer CT-X50 User Manual

c)rrIoNEER'
ORDER
NO.
ARP-OO6-O
STEREO CASSETTE
DECK
MODEL
CT-X5O COMES IN FIVE
VERSIONS
DISTINGUISHED
AS
FOLLOWS:
o
This
service
manual
is applicable
to
the KU type. For
servicing
of the
other types,
please
refer
to the
additional
service manual.
o
Ce
manuel
d'instruction
se
refère
au
mode
de réglage, en français.
o
Este
manual de
servicio
trata del método
de
ajuste
escrito en espafiol.
1.
2.
3.
4.
5.
6.
7.
2
3
4
5
7
15
"17
8.
9.
10.
11.
12.
P.C.BOARDS
CONNECTION
D IAGRAM
SHEMATIC
DIAGRAM
ELECTRICAL
PARTS
LIST
PACKING
ADJUSTMENT.
REGLAGE
ADJUSTE
Type
Voltago
Remarks
KU
12OV
only
U.S.A model
r{E
22OY
and 24OV
(Switchablel
Europe
model
HB
22OY
and 240V
(Switchabte)
U.K.
model
D
12OV,22OV
and
240V
(Switchabtel
General
export model
D/G
1
2OV, 22OV
and 24O
(Switchablel
U.S. military model
CONTENTS
SPECIFICATIONS
FRONT
PANEL FACI
LITIES
.
DISASSEMBLY
PARTS
LOCATION
CIRCUIT DESCRIPTIONS.
BLOCK DIAGRAM
EXPLODED
VlEWS
AND
PARTS
LIST
24
27
30
32
33
40
47
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FZ
O
J
ULY
1981
Printed
in
Japan

Pioneer CT-X50 Specifications

General

Track System	4-track, 2-channel stereo
Tape Speed	4.8 cm/s
Heads	1 x record/playback, 1 x erase
Motor	DC servo motor
Tape Type	Type I, CrO2, Metal
Total Harmonic Distortion	1.0%
Noise Reduction	Dolby B, Dolby C
Type	Cassette Deck
Outputs	Headphones
Inputs	Line in

Summary

5. CIRCUIT DESCRIPTIONS

5.1 SIGNAL PATH

Explains signal flow for recording and playback modes.

5.2 CONTROL CIRCUIT & MECHANISMS

Describes control circuit, power-assist, and tape transport modes.

5.3 MUTING CIRCUIT & AUTO-STOP

Details muting gate, auto-stop, and muting operation modes.

5.5 FUNCTION SELECTOR & TIMING

Covers function selector, auto tape selector, and timing charts.

4. PARTS LOCATION

Panel Views and Top Views

Identifies components on front, rear, top, and removed panels.

7. EXPLODED VIEWS AND PARTS LIST

7.1 EXTERIOR PARTS

Provides an exploded view of the exterior parts.

Part List

Lists all parts with their numbers, descriptions, and marks.

6. BLOCK DIAGRAM

7.2 MECHANISM ASSEMBLY

Mechanism Parts List

Lists all parts specifically for the mechanism assembly.

7. External Appearance of Transistors and ICs

11. PACKING

8. P.C.BOARDS CONNECTION DIAGRAM

9. SCHEMATIC DIAGRAM

10. ELECTRICAL PARTS LIST

Capacitors, Resistors, and Semiconductors

Lists electrical components like capacitors, resistors, and semiconductors.

12. RÉGLAGES

Mechanical Adjustments (Pinch Roller, Torque, Speed, Detection)

Covers pinch roller, torque, speed, and cassette detection adjustments.

Mechanism Solenoid Adjustments

Adjusts FF/REW solenoids and detection assembly.

Electrical Adjustments (Frequency, Levels, Dolby NR)

Adjusts frequency response, levels, Dolby NR, and head azimuth.

Electrical Checks (Limiter, Auto Play)

Performs limiter effect check and auto play movement verification.