Equipment information

Sony CDX-CA680X Car CD Tuner
Manufacturer
Sony
Model CDX-CA680X
Date 2002
Category: Audio, Video, TV, Multimedia
Group Car CD Tuner
Description FM/MW/LW COMPACT DISC PLAYER
Information
                                    CD player section
Signal-to-noise ratio 90 dB
Frequency response 10 – 20,000 Hz
Wow and flutter Below measurable limit
Tuner section
FM
Tuning range 87.5 – 108.0 MHz
Aerial terminal External aerial connector
Intermediate frequency 10.7 MHz/450 kHz
Usable sensitivity 9 dBf
Selectivity 75 dB at 400 kHz
Signal-to-noise ratio 67 dB (stereo),
69 dB (mono)
Harmonic distortion at 1 kHz
0.5% (stereo),
0.3% (mono)
Separation 35 dB at 1 kHz
Frequency response 30 – 15,000 Hz
MW/LW
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 μV
LW: 40 μV
Power amplifier section
Outputs Speaker outputs
(sure seal connectors)
Speaker impedance 4 – 8 ohms
Maximum power output 50 W × 4 (at 4 ohms)
General
Outputs Audio outputs (front)
(CDX-CA680X only)
Audio outputs (rear)
Power aerial relay control
terminal
Power amplifier control
terminal
Inputs Telephone ATT control
terminal
Remote controller input
terminal
BUS control input terminal
(CDX-CA680X only)
BUS audio input terminal
(CDX-CA680X only)
Tone controls Low ±10 dB at 60 Hz
(XPLOD)
Mid ±10 dB at 1 kHz
(XPLOD)
High ±10 dB at 10 kHz
(XPLOD)
Power requirements 12 V DC car battery
(negative ground)
Dimensions Approx. 178 × 50 × 180 mm
(w/h/d)
Mounting dimension Approx. 182 × 53 × 161 mm
(w/h/d)
Mass Approx. 1.2 kg
Supplied accessories Parts for installation and
connections
Front panel case (1)

These manuals are available for the above equipment:

Sony -- CDX-CA680X -- Service Manual
File name Sony-3405-Manual-Page-1-Picture
Manual Type Service Manual
Pages 40
Size 5.17 Mbytes (5417948 Bytes)
Language english
Revision 1.0
Manual-ID/Number 9-874-248-01
Date November 2002
Quality Electronic document, no scan, very well readable.
Upload date
MD5 f0ce61bd34581a7c528f1590924ed1cd
Downloads 789 since 06 April 2012
Information
TABLE OF CONTENTS
1. GENERAL
Location of controls ................................................................. 5
Connections ............................................................................. 6
2. DISASSEMBLY
2-1. Sub Panel Assy .................................................................... 7
2-2. CD Mechanism Block ......................................................... 8
2-3. Main Board ......................................................................... 8
2-4. Heat Sink ............................................................................. 9
2-5. Chassis (T.U) Assy .............................................................. 9
2-6. Disc in Board .................................................................... 10
2-7. Servo Board ....................................................................... 10
2-8. Shaft Roller Assy .............................................................. 11
2-9. Floating Block Assy .......................................................... 11
2-10. Optical Pick-up Block ....................................................... 12
3. DIAGRAMS
3-1. IC Pin Description ............................................................. 13
3-2. Block Diagram –CD Section– ........................................... 14
3-3. Block Diagram –Tuner Section– ....................................... 15
3-4. Block Diagram –Display Section– .................................... 16
3-5. Circuit Boards Location .................................................... 17
3-6. Printed Wiring Boards –CD Mechanism Section– ............ 18
3-7. Schematic Diagram –CD Mechanism Section– ................ 20
3-8. Printed Wiring Board –Main Section– .............................. 21
3-9. Schematic Diagram –Main Section (1/2)– ........................ 22
3-10. Schematic Diagram –Main Section (2/2)– ........................ 23
3-11. Printed Wiring Board –Relay Section– ............................. 24
3-12. Printed Wiring Board –Key Section– ................................ 25
3-13. Schematic Diagram –Key Section– ................................... 26
3-14. IC Block Diagrams ............................................................ 27
4. EXPLODED VIEWS
4-1. Chassis Section ................................................................. 29
4-2. Main Board Section .......................................................... 30
4-3. Front Panel Section ........................................................... 31
4-4. CD Mechanism Section (1) ............................................... 32
4-5. CD Mechanism Section (2) ............................................... 33
4-6. CD Mechanism Section (3) ............................................... 34
5. ELECTRICAL PARTS LIST ........................................ 35
Sony-3405-Manual-Page-1-Picture
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