SERVICE MANUAL
Ver. 1.0 2005. 09
• The tuner and CD sections have no adjustments.
AUDIO POWER SPECIFICATIONS (US MODEL)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
23.2 watts per channel minimum continuous average power into
4 ohms, 4 channels driven from 20 Hz to 20 kHz with no more
than 5% total harmonic distortion.
CD Player section
Signal-to-noise ratio:
120 dB
Frequency response:
10 – 20,000 Hz
Wow and flutter:
Below measurable limit
Tuner section
FM
Tuning range:
CDX-GT20W/GT200 (US, Canadian):
87.5 – 107.9 MHz
CDX-GT200 (AEP, UK)/GT200E/GT200S:
87.5 – 108.0 MHz
CDX-GT250S:
87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)
FM tuning interval (CDX-GT250S only):
50 kHz/200 kHz switchable
Antenna terminal:
External antenna 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
AM (CDX-GT20W/GT200 (US, Canadian)/GT250S)
Tuning range:
CDX-GT20W/GT200 (US, Canadian):
530 – 1,710 kHz
CDX-GT250S:
531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)
Sony Corporation
9-879-862-01
2005I04-1
e Vehicle Group
© 2005. 09
Published by Sony Engineering Corporation
CDX-GT20W/GT200/GT200E/
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
AM tuning interval (CDX-GT250S only):
Antenna terminal:
Intermediate frequency: 10.7 MHz/450 kHz
Sensitivity:
MW/LW (CDX-GT200 (AEP, UK)/GT200E/GT200S)
Tuning range:
Aerial terminal:
Intermediate frequency: 10.7 MHz/450 kHz
Sensitivity:
Power amplifier section
Outputs:
Speaker impedance:
Maximum power output: CDX-GT20W/GT200 (US, Canadian)/GT250S:
FM/AM COMPACT DISC PLAYER
FM/MW/LW COMPACT DISC PLAYER
GT200S/GT250S
US Model
Canadian Model
CDX-GT20W/GT200
AEP Model
UK Model
CDX-GT200/GT200E/GT200S
NEW
MG-611WA-186//C
KSS1000E
9 kHz/10 kHz switchable
External antenna connector
30 µV
MW: 531 – 1,602 kHz
LW: 153 – 279 kHz
External aerial connector
MW: 30 µV, LW: 40 µV
Speaker outputs (sure seal connectors)
4 – 8 ohms
52 W × 4 (at 4 ohms)
CDX-GT200 (AEP, UK)/GT200E/GT200S:
50 W × 4 (at 4 ohms)
– Continued on next page –
CDX-GT20W/GT200: US,CND/GT250S
CDX-GT200: AEP,UK/GT200E/GT200S
E Model
CDX-GT250S
1