Sony XR-C340 Manual de usuario
MICROFILM
EXR-C205/XR-C340
US Model
Canadian Model
EXR-C205
E Model
XR-C340
SERVICE MANUAL
FM/AM CASSETTE CAR STEREO
Model Name Using Similar Mechanism NEW
Tape Transport Mechanism Type
MG-25A-136
Refer to RM-X2S/X3S SERVICE MANUAL (9-960-039-∏)
issued previously for information of remote commander
(RM-X2S) supplied with XR-C340.
Photo : XR-C340
Specifications
Cassette Player section
Tape track 4-track 2-channel stereo
Wow and flutter 0.08% (WRMS)
Frequency response 30-18,000 Hz
Signal-to-noise ratio 58 dB
Tuner section
FM
Tuning range EXR-C205:
87.5-107.9 MHz
XR-C340:
FM tuning interval:
50 kHz/200 kHz
switchable
87.5-108.0 MHz
(at 50 kHz step)
87.5-107.9 MHz
(at 200 kHz step)
Antenna terminal External antenna connector
Intermediate frequency 10.7 MHz
Usable sensitivity 8 dBf
Selectivity 75 dB at 400 kHz
Signal-to-noise ratio 65 dB (stereo),
68 dB (mono)
Harmonic distortion at1 kHz 0.5% (stereo),
0.3% (mono)
Separation 35 dB at 1 kHz
Frequency response 30-15,000 Hz
Capture ratio 2 dB
AM
Tuning range EXR-C205
530-1,710 kHz
XR-C340
AM tuning interval:
9 kHz/10 kHz switchable
531-1,602 kHz
(at 9 kHz step)
530-1,710 kHz
(at 10 kHz step)
Antenna terminal External antenna connector
Intermediate frequency 10.71 MHz/450 kHz
Sensitivity 30 µV
Power amplifier section
Outputs Speaker outputs
(sure seal connectors)
Speaker impedance 4-8 ohms
Maximum power output 35 W × 4 (at 4 ohms)
General
Outputs Power antenna control
lead/Power amplifier
control lead/Telephone
mute control lead (XR-C340 only)
Rear line out (1)
Tone controls Bass ±8 dB at 100 Hz
Treble ±8 dB at 10 kHz
Power requirements 12V DC car battery
(negative ground)
Dimensions Approx. 188 × 58 × 184 mm
(w/h/d)
Mounting dimensions Approx. 182 × 53 × 164 mm
(w/h/d)
Mass Approx. 1.3 kg
Supplied accessories Parts for installation and
connections (1set)
Front panel case (1)
Rotary remote RM-X2S
(XR-C340 only)
Design and specifications are subject to change without
notice.
– 2 –
TABLE OF CONTENTS
1. GENERAL ................................................................... 3
Location of Controls ........................................................ 3
Resetting the Unit ............................................................ 3
Detaching the Front Panel ............................................... 3
Preparing the Rotary Remote .......................................... 3
Setting the Clock ............................................................. 4
Using the Rotary Remote ................................................ 4
Adjusting the Sound Characteristics ............................... 5
Muting the Sound ............................................................ 5
Changing the Sound and Beep Tone................................ 5
Installation ....................................................................... 6
Connections ..................................................................... 7
2. DISASSEMBLY.......................................................... 10
3. ASSEMBLY OF MECHANISM DECK ........... 12
4. MECHANICAL ADJUSTMENTS ....................... 15
5. ELECTRICAL ADJUSTMENTS ...................... 15
6. DIAGRAMS
6-1. IC Pin Function Description ............................................ 16
6-2. Printed Wiring Board –MAIN Section– ......................... 20
6-3. Schematic Diagram –MAIN Section–............................ 23
6-4. Printed Wiring Board –KEY Section– ........................... 27
6-5. Schematic Diagram –KEY Section– .............................. 29
7. EXPLODED VIEWS .......................................... 31
8. ELECTRICAL PARTS LIST................................ 34
SERVICING NOTES
Flexible Circuit Board Repairing
•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
Notes on chip component replacement
•Never reuse a disconnected chip component.
•Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
– 3 –
SECTION 1
GENERAL This section is extracted
from instruction manual.
– 4 –
– 5 –
– 6 –
– 7 –
– 8 –
– 9 –
– 10 –
Note: Follow the disassembly procedure in the numerical order given.
FRONT PANEL ASS’Y
SECTION 2
DISASSEMBLY
2
1
1
2
1
Push the button
(release).
2
Remove the front panel ass’y
to the direction of the arrow
A
.
A
COVER ASS’Y
1
2
3
cover ass’y
Este manual sirve para los siguientes modelos
1
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