Read Sony XR-C5500T Service Manual online
SERVICE MANUAL
FM/MW/SW CASSETTE CAR STEREO
Saudi Arabia Model
SPECIFICATIONS
XR-C5500T
Model Name Using Similar Mechanism
XR-C5604X
Tape Transport Mechanism Type
MG-25F-136
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
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)
72 dB (mono)
Harmonic distortion at 1 kHz
0.6 % (stereo),
0.3 % (mono)
0.3 % (mono)
Separation
35 dB at 1 kHz
Frequency response
30 – 15,000 Hz
MW
Tuning range
531 – 1,602 kHz
SW
Tuning range
SW tuning interval:
SW1: 2,940 – 7,735 kHz
SW2: 9,500 – 18,135 kHz
(except for 10,140 – 11,575
kHz)
SW1: 2,940 – 7,735 kHz
SW2: 9,500 – 18,135 kHz
(except for 10,140 – 11,575
kHz)
Aerial terminal
External aerial connector
Intermediate frequency
10.7 MHz/450 kHz
Sensitivity
30
µ
V
Power amplifier section
Outputs
Speaker outputs
(sure seal connectors)
(sure seal connectors)
Speaker impedance
4 – 8 ohms
Maximum power output 50 W
×
4 (at 4 ohms)
G e n e r a l
Outputs
Audio output
Power aerial relay control
lead
Power amplifier control
lead
Power aerial relay control
lead
Power amplifier 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)
(negative earth)
Dimensions
Approx. 178
×
50
×
183 mm
(w/h/d)
Mounting dimensions
Approx. 182
×
53
×
162 mm
(w/h/d)
Mass
Approx. 1.2 kg
Supplied accessories
Front panel case (1)
Design and specifications are subject to change
without notice.
without notice.
2
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
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.
TABLE OF CONTENTS
1.
GENERAL
Location of Controls .......................................................
3
Setting the Clock .............................................................
3
2.
DISASSEMBLY
.........................................................
4
3.
ASSEMBLY OF MECHANISM DECK
...........
6
4.
MECHANICAL ADJUSTMENTS
.......................
9
5.
ELECTRICAL ADJUSTMENTS
Tape Deck Section ..........................................................
9
Tuner Section ..................................................................
9
6.
DIAGRAMS
6-1. Block Diagram – TUNER/TAPE/MAIN Section – ....... 11
6-2. Block Diagram – DISPLAY/KEY CONTROL/
6-2. Block Diagram – DISPLAY/KEY CONTROL/
BUS CONTROL/POWER SUPPLY Section – .............. 12
6-3. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 13
6-4. Schematic Diagram – MAIN Board (1/2) – ................... 14
6-5. Schematic Diagram – MAIN Board (2/2) – ................... 15
6-6. Printed Wiring Board – MAIN Board – ......................... 16
6-7. Printed Wiring Board – SUB Board – ........................... 17
6-8. Schematic Diagram – SUB Board – ............................... 17
6-9. Printed Wiring Board – KEY Board – ........................... 18
6-10. Schematic Diagram – KEY Board – .............................. 19
6-11. IC Pin Function Description ........................................... 21
6-5. Schematic Diagram – MAIN Board (2/2) – ................... 15
6-6. Printed Wiring Board – MAIN Board – ......................... 16
6-7. Printed Wiring Board – SUB Board – ........................... 17
6-8. Schematic Diagram – SUB Board – ............................... 17
6-9. Printed Wiring Board – KEY Board – ........................... 18
6-10. Schematic Diagram – KEY Board – .............................. 19
6-11. IC Pin Function Description ........................................... 21
7.
EXPLODED VIEWS
................................................ 24
8.
ELECTRICAL PARTS LIST
............................... 27
3
SECTION 1
GENERAL
This section is extracted from
instruction manual.
instruction manual.
Location of controls
XR-C5500T
D I SC
+
PR
S
T
+
D IS C
—
PR
ST
—
MODE
DSPL
OFF
ENTER
MENU
SOUND
1
2
3
4
5
6
SEEK/AMS
REP
SHUF
OPEN
D-BASS
SOURCE
Refer to the pages listed for details.
1 MENU button 8, 10, 11, 12, 13, 15
2 Volume control dial
3 SOURCE (TUNER/TAPE/CD/MD) button
7, 9, 11, 14
4 PRST/DISC +/– (cursor up/down) buttons
7, 8, 10, 11, 12, 13, 15
During radio reception:
During radio reception:
Preset stations select 11
During CD/MD playback:
Disc change 15
5 DSPL (display mode change) button
10, 14, 15
6 MODE button 9, 10, 11, 14
During tape playback:
Playback direction change 9
During radio reception:
BAND select 11
During CD/MD playback:
CD/MD unit select 14
7 Display window
8 Z (eject) button (located on the front side
of the unit behind the front panel) 9
9 OPEN button 6, 9, 17
q; D-BASS button 14
qa SOUND button 13
qs OFF button* 6, 7, 9
qd Reset button (located on the front side
of the unit behind the front panel) 6
qf SEEK/AMS –/+ (cursor left/right) buttons
7, 8, 9, 10, 11, 12, 13, 15
Seek 12
Automatic Music Sensor 9, 15
Manual search 12, 15
Automatic Music Sensor 9, 15
Manual search 12, 15
qg ENTER button 8, 10, 11, 12, 13, 15
qh Receptor for the optional card remote
commander
qj Number buttons
During radio reception:
Preset number select 11
During tape playback:
(1) REP 10
During CD/MD playback:
(1) REP 16
(2) SHUF 16
(2) SHUF 16
* Warning when installing in a car
without ACC (accessory) position on
the ignition key switch
Be sure to press (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.
the ignition key switch
Be sure to press (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.
2
Press (ENTER).
The clock starts.
After the clock setting is complete, the
display returns to normal playback mode.
display returns to normal playback mode.
Tip
When the D.INFO mode is set to ON, the time is
always displayed (page 13).
When the D.INFO mode is set to ON, the time is
always displayed (page 13).
Setting the clock
The clock uses a 12-hour digital indication.
Example: To set the clock to 10:08
1
Press (MENU), then press either side of
(PRST/DISC) repeatedly until “CLOCK”
a p p e a r s .
(PRST/DISC) repeatedly until “CLOCK”
a p p e a r s .
1
Press (ENTER).
The hour indication flashes.
2
Press either side of (PRST/DISC) to set
the hour.
3
Press (+) side of (SEEK/AMS).
The minute indication flashes.
4
Press either side of (PRST/DISC) to set
the minute.
4
Note:
Follow the disassembly procedure in the numerical order given.
SUB PANEL, MECHANISM DECK (MG-25F-136)
6
flexible flat cable (14 core)
(CN701)
5
sub panel assy
8
connector (CN351)
9
screw
(P2.6
(P2.6
×
10)
1
two screws
(PTT2.6
(PTT2.6
×
6)
4
screw (PTT2.6
×
6)
2
two screws
(PTT2.6
(PTT2.6
×
6)
3
screw
(PTT2.6
(PTT2.6
×
6)
0
mechanism deck
(MG-25F-136)
(MG-25F-136)
7
flexible flat cable
(CN301)
(CN301)
SECTION 2
DISASSEMBLY
MAIN BOARD
3
rubber cap (25)
1
three screws
(PTT2.6
(PTT2.6
×
8)
2
ground point screw
2
two ground point screws
4
main board
6
chassis
5
insulated
plate
plate