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Technics RS-X501

Technics RS-X501
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ORDER
NO.
AD9003057C8
Service
Manual
Dolby
NR-Equipped
Stereo
Double
Cassette
Deck
DU
(eotsy
5-6
wa Hx
PAO]
*
HX
Pro
headroom
extension
originated
by
Bang
Olufsen
and
manufactured
under
license
from
Dolby
Laboratories
Licensing
Corporation.
“DOLBY”’,
the
double-D
symbol,
and
‘HX
PRO”
are
trademarks
of
Dolby
Laboratories
Licensing
Corporation.
RS-X911
MECHANISM
SERIES
(AR300)
SPECIFICATIONS
@
CASSETTE
DECK
SECTION
Deck
system
Stereo
cassette
deck
Track
system
4-track,
2-channel
Heads
(tape
deck
1)
Play
Permalloy
head
(tape
deck
2)
Rec/play
Permalloy
head
Erasing
Double-gap
ferrite
head
Motors
(tape
deck
1)
Capstan
DC
servo
motor
(tape
deck
2)
Capstan
DC
servo
motor
Recording
system
Bias
frequency
Erasing
system
Tape
speeds
Frequency
response
NORMAL
CrOz
METAL
AC
bias
80
kHz
AC
erase
4.8
cm/sec.
(1%
ips)
30
Hz~16
kHz
40
Hz~15
kHz
(DIN)
30
Hz~17
kHz
40
Hz~16
kHz
(DIN)
30
Hz~18
kHz
40
Hz~17
kHz
(DIN)
S/N
(signal
level=max
recording
level,
CrOz
type
tape)
Dolby
C
NR
on
Dolby
B
NR
on
Dolby
NR
off
74
dB
(CCIR)
66
dB
(CCIR)
56
dB
(A
weighted)
Technics
Cassette
Deck
RS-X501
(K)...Black
Type
Area
Area
Country
Code
(E)
Continental
Europe.
(K)
(EB)
Great
Britain.
(K)
F.R.
Germany
and
(EG)
Italy.
(K)
Asia,
Latin
America,
Middle
Near
East
and
(K)
Africa.
Wow
and
flutter
0.07%
(WRMS)
+0.2%
(DIN)
Fast
forward
and
rewind
times
Approx.
110
seconds
with
C-60
cassette
tape
Input
sensitivity
and
impedance
LINE
IN
60
mV/47
kQ
Output
voltage
and
impedance
LINE
OUT
400
mV/7502)
@
GENERAL
Power
consumption
17W
Power
supply
For
Great
Britain
and
Oceania
AC
50/60
Hz
240
V
For
Continental
Europe,
F.R.
Germany
&
Italy
AC
50/60
Hz
220
V
For
others
AC
50/60
Hz
110
V/127
V/220
V/240
V
Dimensions
(WxHxD)
360
x
129296
mm
(14%68"x5%2"*11?%40"")
Weight
4.6
kg
(10.1
Ib.)
Note:
Specifications
are
subject
to
change
without
notice.
Weight
and
dimensions
are
approximate.
Matsushita
Electric
Trading
Co.,
Ltd.
P.O.
Box
288,
Central
Osaka
Japan
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Technics RS-X501 Specifications

General IconGeneral
BrandTechnics
ModelRS-X501
CategoryCassette Player
LanguageEnglish

Summary

Product Specifications

Cassette Deck and General Details

Technical specifications for the cassette deck section and overall product.

Accessories and Connectivity

Connection Cables, Power, and System Control

Details on cables, power cords, system control terminals, and AC outlet.

Front Panel Operation and Status

Front Panel Controls and Indicators

Explanation of front panel operational controls and status indicators.

Tape Deck Operation and Indicators

Deck-Specific Controls and Indicators

Controls and indicators applicable to individual tape decks.

Disassembly Instructions

Cabinet, PCB, and Flat Cable Removal

Procedures for removing cabinet, PCBs, and flat cables.

Component and Mechanism Disassembly

PCB and Mechanism Unit Removal

Procedures for removing PCBs and mechanism units.

Internal Component Disassembly

Power Switch, Operation PCB, and Eject Parts

Instructions for removing power switch, operation PCB, and eject mechanism parts.

Cassette Mechanism Part Disassembly

Damper Gears, Holders, and Cassette Lid

Procedures for removing damper gears, holders, and the cassette lid.

Measurement and Adjustment Preparation

Conditions, Instruments, and Adjustment Points

Required measurement conditions, instruments, and identification of adjustment points.

Head and Tape Speed Adjustments

Azimuth, Tape Speed, Gain, and Frequency Response Calibration

Procedures for adjusting head azimuth, tape speed, playback gain, and frequency response.

Erase and Overall Response Adjustments

Erase Current, Overall Frequency, and Gain Calibration

Methods for calibrating erase current, overall frequency, and gain.

Integrated Circuit (IC) Terminal Functions

IC901 Microcomputer Terminal Details

Detailed pin functions for the IC901 microcomputer.

System Block Diagrams

Main, Audio, and Control Circuit Block Diagrams

Block diagrams of main, audio, Dolby NR, and FL meter circuits.

Microcomputer Block Diagram

IC551 FL Meter Microcomputer Diagram

Block diagram of the IC551 microcomputer for FL meter operation.

FL Display Internal Connections

FL Display Grid and Anode Connections

Diagrams and table detailing FL display grid and anode connections.

Schematic Diagrams - Part 1

Main, Power Switch, and Mechanism Schematics

Schematic diagrams for main, power switch, and mechanism circuits.

Schematic Diagrams - Part 2

Dolby NR and FL Meter Schematics

Schematic diagrams for Dolby NR and FL Meter circuits.

Schematic Diagrams - Part 3

Operation Circuit Schematic

Schematic diagram for the operation circuit.

Printed Circuit Board Layouts - Part 1

Main, Mechanism, and Power Switch PCB Layouts

Visual layouts of main, mechanism, and power switch printed circuit boards.

Printed Circuit Board Layouts - Part 2

Dolby NR, FL Meter, and Operation PCB Layouts

Visual layouts of Dolby NR, FL Meter, and Operation circuit boards.

Wiring Connection Diagram

Panel, Main PCB, and Circuit Board Interconnections

Wiring diagrams showing connections between panels, main PCB, and circuit boards.

Replacement Parts List - Semiconductors

Integrated Circuits, Transistors, and Diodes

List of integrated circuits, transistors, and diodes with part numbers.

Replacement Parts List - Passive Components

Resistors, Capacitors, Connectors, and Switches

List of resistors, capacitors, connectors, fuses, and switches.

Exploded View - Cabinet Parts

Main Chassis and External Components

Exploded view of cabinet parts and external assemblies.

Replacement Parts List - Mechanical Components

Cabinet, Chassis, Buttons, and Dampers

List of cabinet, chassis, buttons, knobs, and damper parts.

Mechanism Parts List - Deck 1

Deck 1 Mechanical Components

Detailed list of mechanical parts for tape deck 1.

Exploded Views - Deck 1 Mechanism

Deck 1 Top and Bottom View Mechanical Parts

Exploded views of Deck 1 mechanical parts from top and bottom.

Exploded Views - Deck 2 Mechanism

Deck 2 Top and Bottom View Mechanical Parts

Exploded views of Deck 2 mechanical parts from top and bottom.

Replacement Parts List - Deck 2 Mechanism

Deck 2 Mechanical Components

Detailed list of mechanical parts for tape deck 2.

Resistors and Capacitors List

Resistor and Capacitor Specifications

Lists of resistors and capacitors with their values and part numbers.

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