Sony exr 18 service manual

Page 1

EXR-IS/ XR-3200/ 3201/ 3202

SERVICE MANUAL U3 Model

EXR-18/XR-3200

Canadian Model

XR-3200

AEP Model
XR-3200/3201

UK Model
XR-3201

German Model
XR-3202

Photo: XR-3200

Model Name Using Similar Mechanism XR-3050/3051/3052
Tape Transport Mechanism Type MG-707DV-35

SPECIFICATIONS
AUDIO POWER SPECIFICATIONS (US model)

POWER OUTPUT AND TOTAL HARMONIC DISTORTION
7 Watts per channel minimum continuous average power into 4 ohms, 4 channels driven, from 20 Hz
to 20 kHz with no more than 1% total harmonic distortion.

Other Specifications

Power amplifier section Intermediate frequency
Outputs Speaker output 10.7 MHz
Speaker impedance 4 - 8 ohms Usable sensitivity 12 dBf (75 ohms)
Maximum power output Selectivity 70 dB a 400 kHz

7W x 4 (at 4 ohm) Signal-to-noise ratio 68 dB (mono)

(Measured at 14.4V) Harmonic distortion at 1 kHz

0.4% (mono)

Cassette player section Separation 28 dB at IkHz
Tape track 4-track 2Achannel stereo Frequency response 30 15000 Hz
Frequency response 30 . 15,000 Hz capture ratio 3 :15 (US, Canadian)
Signal-to-noise ratio 55 dB 5 dB (AER UK, German)
Wow and flutter 013% (WRMS) --Continued on next page-
Tuner section
FM/AM CASSETTE CAR STEREII
Tuning range 87.5-107.9MH2

(US' Gama) EXR-IB/XR-3200/3202

87.5#108.0MH2
(AEP, UK, German)

FM/MW/LW CASSETTE BAR STEREII

connector
XR-32lll

SONXQ

Page 2

AM (MW/LW)
Tuning range

Antenna terminal

Intermediate frequency

Sensitivity

General
Ou tpu t lead

tone controls
loud ness
Power requirements

Dimensions

Mounting dimensions

Mass
Accessories supplied

530- 1,71 OkHz

(US, Canadian)
531-1,602kHz
(XR3200 : AEP/3202)
MW: 531-1,602kHz
LW: 153-281kHz
(KR-3201)

External antenna
connector

450 kHz

3514 V

(EXCEPT XR-3201)
MW : SSuV

LW : 70w
(XRuiZOl)

Power antenna relay
control lead

Bass :8 dB at 100 Hz
Treble :8 dB at 10 kHz
+10 dB at 100 Hz

+8 dB at 10 kHz

12 V DC car battery
(negative ground)
Approx. 186 x 57 x175
mm (w/h/d), not incl.
projecting parts and
controls

Approx. 182 x 53 x 150
mm (w/h/d), not incl.
projecting parts and
controls

Approx. 1.4 kg
Mounting hardware

(1 set)

Front panel case (1)

Design and specifications subject to change

without notice.

NOTES ON CHIP COMPONENT REPLACEMENT
I Never reuse a disconnected chip component.
0 Notice that the minus side of a tantalum

capacitor may be damaged by heat.

This section is extracted from
instruction manual.

Features

General

- Detachable-front panel enables you to take
the front panel away with you when you
leave your car (page 9).

Cassette player section

- ATA (Automatic tuner Activation) for
automatically turning on the tuner during the
fast-forwarding or rewinding of a tape
(page 8).

Tuner section

o PLL synthesizer tuner

0 Up to 18 stations can be preset, 12 stations on
FM, 6 stations on AM (EXCEPT XR-SZOI)
(page 13).

0 Up to 24 stations can be preset, 12 stations on
FM, 6 stations each on MW and LW (XR-3201)
(page 13).

o A.MEM (Auto Memory) function
automatically selects and stores the stations
with strong signals on the preset number
buttons in order of frequency (page 12).

o The traffic announcement stand-by
function (SDK) for automatically starting the
traffic announcement broadcasts while
listening to another radio program (FM band
only) or tape playback (XR~3202) (page 15)