SERVICE MANUAL
Sony Corporation
Audio&Video Business Group
Published by Sony Techno Create Corporation
CDX-GT130/GT180/GT230/
GT280/GT280S/GT282S
CDX-GT130/GT230
FM/AM COMPACT DISC PLAYER
CDX-GT180/GT280/GT280S/GT282S
FM/MW/SW COMPACT DISC PLAYER
9-889-234-01
2008H04-1
©
2008.08
US Model
CDX-GT130
Canadian Model
CDX-GT230
E Model
CDX-GT180/GT280/GT280S/GT282S
Ver. 1.0 2008.08
SPECIFICATIONS
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-GT130/GT230: 87.5 – 107.9 MHz
CDX-GT180/GT280/GT280S/GT282S:
87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)
FM tuning interval:
CDX-GT180/GT280/GT280S/GT282S:
50 kHz/200 kHz switchable
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-GT130/GT230)
Tuning range:
530 – 1,710 kHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
25 kHz
Sensitivity:
26
μ
V
MW (CDX-GT180/GT280/GT280S/GT282S)
Tuning range:
531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)
MW tuning interval:
9 kHz/10 kHz switchable
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
25 kHz
Selectivity:
26
μ
V
SW (CDX-GT180/GT280/GT280S/GT282S)
Tuning range:
SW1: 2,940 – 7,735 kHz
SW2: 9,500 – 18,135 kHz
(except for 10,140 – 11,575 kHz)
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
25 kHz
Selectivity:
30
μ
V
Power amplifi er section
Outputs:
Speaker outputs (sure seal connectors)
Speaker impedance:
4 – 8 ohms
Maximum power output:
52 W
×
4 (at 4 ohms)
Model Name Using Similar Mechanism
CDX-GT33W/GT330
CD Drive Mechanism Type
MG-101L-188//C
Optical Pick-up Name
DAX-25A
• The tuner and CD sections have no adjustments.
General
Outputs:
Audio outputs terminal (sub/rear switchable)
Power antenna (aerial) relay control terminal
Power
amplifi er control terminal
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
(Photo: CDX-GT130)
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