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CDX-GT23W/GT24/GT24EE
SERVICE MANUAL
Ver. 1.0 2008.07
• The tuner and CD sections have no adjustments.
CD player section
Signal-to-noise ratio: 120 dB
Frequency response: 10 – 20,000 Hz
Wow and fl utter: Below measurable limit
Tuner section
FM
Tuning range:
CDX-GT23W
87.5 – 107.9 MHz
CDX-GT24
87.5 – 108.0 MHz
CDX-GT24EE
FM1/FM2: 87.5 – 108.0 MHz
(at 50 kHz step)
FM3: 65 – 74 MHz
(at 30 kHz step)
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 150 kHz
Usable sensitivity: 10 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 70 dB (mono)
Separation: 40 dB at 1 kHz
Frequency response: 20 – 15,000 Hz
AM (CDX-GT23W)
Tuning range: 530 – 1,710 kHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 25 kHz
Sensitivity: 26 μV
Sony Corporation
9-889-222-01
2008G04-1
Audio&Video Business Group
©
2008.07
Published by Sony Techno Create Corporation
(Photo: CDX-GT23W)
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
MW/LW (CDX-GT24/GT24EE)
Tuning range:
MW: 531 – 1602 kHz
LW: 153 – 279 kHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 25 kHz
Sensitivity: MW: 26 μV, LW: 45μV
Power amplifi er section
Outputs: Speaker outputs (sure seal connectors)
Speaker impedance: 4 – 8 ohms
Maximum power output: 45 W × 4 (at 4 ohms)
General
Outputs:
Audio outputs terminal (sub/rear switchable)
(CDX-GT23W only)
Power antenna (aerial) relay control terminal
Power amplifi er control terminal
(CDX-GT23W only)
FM/AM COMPACT DISC PLAYER
FM/MW/LW COMPACT DISC PLAYER
US Model
Canadian Model
CDX-GT23W
Russian Model
CDX-GT24/GT24EE
CDX-GT33W/GT330
MG-101L-188//C
DAX-25A
Inputs:
Antenna (aerial) input terminal
AUX input jack (stereo mini jack)
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 (earth))
Power supply voltage: 11 – 16 V
Dimensions: Approx. 178 × 50 × 179 mm
× 2 × 7
1
1
(7
/
/
in.) (w/h/d)
8
8
Mounting dimensions: Approx.
182 × 53 × 162 mm
× 2
× 6
1
1
1
(7
/
/
/
in.) (w/h/d)
4
8
2
Mass: Approx. 1.2 kg (2 lb 11 oz)
Supplied accessories:
Parts for installation and connections (1 set)
Design and specifi cations are subject to change
without notice.
CDX-GT23W
CDX-GT24/GT24EE
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Related Manuals for Sony CDX-GT24EE
Summarization of Contents
Specifications
CD Player Specifications
Technical details for the CD playback section, including signal-to-noise and frequency response.
Tuner Specifications
Technical details for FM and AM tuning ranges, sensitivity, and selectivity.
Power Amplifier and General Specs
Amplifier output power and general unit requirements like power supply.
Input and Output Terminals
Information on AUX input, audio outputs, and control terminals.
Handling Precautions and Notes
Optical Pick-up and Laser Safety
Precautions for handling the optical pick-up, laser diode, and avoiding radiation exposure.
Component Replacement Guidelines
Notes on chip component replacement and handling tantalum capacitors.
CD Section Test Discs
Recommended test discs for verifying the CD section's performance.
Section 1 Service Note
Extension Cable and Service Position
Instructions for connecting extension cables for servicing the unit.
Component Replacement Notes
Guidance for replacing AUX jack, servo board, and handling connectors.
Section 2 General
Location of Controls and Basic Operations
Identification and function of all buttons, dials, and indicators on the unit.
Section 3 Disassembly
Initial Disassembly Steps
Procedures for disassembling the sub panel and CD mechanism block.
Board and Chassis Disassembly
Steps for removing the main board, servo board, and chassis assemblies.
Optical Pick-up Section Disassembly
Detailed instructions for removing the optical pick-up module.
Section 4 Diagrams
Block Diagrams
Functional block diagrams illustrating signal flow and major ICs.
Printed Wiring Board Layouts
Visual representation of component placement on the main and key boards.
Schematic Diagrams
Detailed electrical circuit schematics for the main unit.
Section 5 Exploded Views
Main Unit Exploded View
Illustrated parts breakdown of the main unit's mechanical sections.
Front Panel Exploded View
Illustrated parts breakdown of the front panel assembly.
CD Mechanism Exploded View
Illustrated parts breakdown of the CD mechanism section.
Section 6 Electrical Parts List
Key Board Electrical Parts
List of electronic components for the key board, including LEDs and switches.
Main Board Electrical Parts
Comprehensive list of resistors, capacitors, and ICs for the main board.
Servo Board and Miscellaneous Parts
Parts list for the servo board, connectors, and installation accessories.
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