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AEP Model

UK Model

E Model

2000L0553-1

C

 2000.12

Dolby noise reduction manufactured under license from
Dolby Laboratories.
“DOLBY” and the double-D symbol 

;

 are trademarks

of Dolby Laboratories.

Outputs

Audio output (2)
Power aerial relay control
lead
Power amplifier control
lead

Inputs

Telephone ATT control
lead
Illumination control lead

Tone controls

Bass 

±

9 dB at 100 Hz

Treble 

±

9 dB at 10 kHz

Power requirements

12 V DC car battery
(negative earth)

Dimensions

Approx. 178 

×

 50 

×

 182 mm

(w/h/d)

Mounting dimensions

Approx. 182 

×

 53 

×

 163 mm

(w/h/d)

Mass

Approx. 1.3 kg

Supplied accessories

Card remote commander
RM-X96
Parts for installation and
connections (1 set)

Tape track

4-track 2-channel stereo

Wow and flutter

0.08 % (WRMS)

Frequency response

30 – 20,000 Hz

Signal-to-noise ratio

Tuning range

87.5 – 108.0 MHz

Aerial terminal

External aerial connector

Intermediate frequency

10.7 MHz/450kHz

Usable sensitivity

8 dBf

Selectivity

75 dB at 400 kHz

Signal-to-noise ratio

66 dB (stereo),
72 dB (mono)

Harmonic distortion at 1 kHz

0.6 % (stereo),
0.3 % (mono)

Separation

35 dB at 1 kHz

Frequency response

30 – 15,000 Hz

Tuning range

MW: 531 – 1,602 kHz
LW: 153 – 279 kHz

Aerial terminal

External aerial connector

Intermediate frequency

10.7 MHz/450 kHz

Sensitivity

MW: 30 

µ

V

LW: 40 

µ

V

Outputs

Speaker outputs

Speaker impedance

4 – 8 ohms

Maximum power output 50 W 

×

 4 (at 4 ohms)

61 dB

58 dB

67 dB

64 dB

TYPE II, IV

TYPE I

Model Name Using Similar Mechanism WX-C5000/XR-M500R

Tape Transport Mechanism Type

MG-25E-136

2

...............................................

3

Location of Controls .......................................................

4

Setting the Clock .............................................................

4

Changing the Sound and Display Settings .....................

5

Installation .......................................................................

5

Connections .....................................................................

6

......................................................... 10

................................................................. 14

....................... 19

Tape Deck Section .......................................................... 19
Tuner Section .................................................................. 20

7-1. Block Diagram  – TUNER/TAPE Section – .................. 21
7-2. Block Diagram  – MAIN Section – ................................ 22
7-3. Block Diagram

 – DISPLAY/BUS CONTROL Section – ....................... 23

7-4. Block Diagram  – POWER SUPPLY Section – ............. 24
7-5. Note for Printed Wiring Boards and

Schematic Diagrams ....................................................... 25

7-6. Printed Wiring Boards

– MAIN Board (Component Side) – .............................. 26

7-7. Printed Wiring Boards

– MAIN Board (Conductor Side) – ................................ 27

7-8. Schematic Diagram  – MAIN Board (1/4) – .................. 28
7-9. Schematic Diagram  – MAIN Board (2/4) – .................. 29
7-10. Schematic Diagram  – MAIN Board (3/4) – .................. 30
7-11. Schematic Diagram  – MAIN Board (4/4) – .................. 31
7-12. Printed Wiring Boards  –SUB Board – ........................... 32
7-13. Schematic Diagram  – SUB Board – .............................. 33
7-14. Printed Wiring Boards  – DISPLAY Board – ................. 34
7-15. Schematic Diagram  – DISPLAY Board – ..................... 35
7-16. IC Pin Function Description ........................................... 38

................................................ 45

............................... 49

• Keep the temperature of the soldering iron around 270 ˚C dur-

ing repairing.

• Do not touch the soldering iron on the same conductor of the

circuit board (within 3 times).

• Be careful not to apply force on the conductor when soldering

or unsoldering.

• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-

aged by heat.

3

R625

R626

R719

R720

IC601

The front panel opens to the bottom of main unit.
In performing the repair, place the main unit on the base having
the height exceeding 1 cm.

Open the front panel by supplying the power through the follow-
ing steps:

1. Disconnect the motor connector (CN501) from main board.
2. Supply the power to the motor.

Voltage

: 9 V

Yellow wiring : MOTOR –
Black wiring : MOTOR +

front panel

XR-M510

( SIDE VIEW)

1cm

base

black wiring

yellow 
wiring

connector
(CN501)

–

+

There are three types of main board in according of destination.

R625 R626 R719 R720

Indicated language

TYPE A

a

a

×

×

English, Spanish,

Swedish, Portuguese

TYPE B

×

×

a

a

French, German, Dutch,

Italian

South

a

×

×

a

English, Czeck, Polish,

European

Turkish

TYPE A, B, or South European model can also be identified from
the front panel display language.
For a switching method of display language, see page 5.

4

This section is extracted from
instruction manual.

Location of controls

XR-M510

qk TA button  16, 17, 18
ql SOUND button
w; PRST/DISC +/– (cursor up/down) buttons

wa ENTER button
ws CLOSE button
wd D-BASS button

* Warning when installing in a car

(OFF) on the unit for

two seconds to turn off the clock display
after turning off the engine.
When you press 

(OFF) only momentarily,

the clock display does not turn off and this
causes battery wear.

10 Reset button  8
2 Main display window
3 OPEN button  38
4qa Receptor for the card remote

5 Volume adjust buttons
6 DSPL/PTY (display mode change/

7 Sub display window
8 MENU button
9

Z (eject) button  11

qs LIST button
qd OFF button*  9
qf MODE button
qg SOURCE (TUNER/TAPE/CD/MD) button
qh AF button  16, 18
qj Number buttons

(1) REP  12

(1) REP  28
(2) SHUF  28

Location of controls

Refer to the pages listed for details.

1 OFF button  9, 11
2 MENU button  10, 12, 13, 14, 16, 18, 20,

3 SOURCE (TUNER/TAPE/CD/MD) button

4

</, (SEEK/AMS –/+) buttons
9, 10, 11, 12, 14, 16, 20, 23, 24, 25, 27, 28,
29, 31, 32, 34, 36

./>)

m/M)  27

5 SOUND button  23

6 DSPL/PTY (display mode change/

7 ATT (attenuate) button  23

8 D-BASS button  24

9 OPEN/CLOSE button  11

0 LIST button  29, 30, 35

qa

M/m (DISC/PRST +/–) buttons
9, 10, 12, 13, 14, 16, 18, 19, 20, 24, 25,
27, 28, 29, 30, 31, 32, 33, 34, 36
During radio reception:

qs ENTER button  10, 12, 13, 14, 16, 18, 19,

qd AF/TA button  16, 17, 18
qf MODE button

qg VOL (Volume adjust) buttons

A unit turned off by pressing 

(OFF) for two

seconds cannot be operated with the card
remote commander unless 

(SOURCE) on the

unit is pressed or a cassette is inserted to
activate the unit first.

Setting the clock

The clock uses a 24-hour digital indication.

Example: To set the clock to 10:08

(MENU), then M or m repeatedly

1 Press (ENTER).

The hour indication flashes.

2 Press M or m to set the hour.

3 Press ,.

The minute indication flashes.

4 Press M or m to set the minute.

(ENTER).

The clock starts.