Sony CDX GT420U Operating Instructions - Page 17

Troubleshooting - wiring

Page 17 highlights

Tuner section FM Tuning range: 87.5 - 107.9 MHz Antenna (aerial) terminal: External antenna (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 AM Tuning range: 530 - 1,710 kHz Antenna (aerial) terminal: External antenna (aerial) connector Intermediate frequency: 10.7 MHz/450 kHz Sensitivity: 30 µV USB Player section Interface: USB (Full-speed) Maximum current: 500mA Power amplifier section Outputs: Speaker outputs (sure seal connectors) Speaker impedance: 4 - 8 ohms Maximum power output: 52 W × 4 (at 4 ohms) General Output: Audio outputs terminal (sub/rear switchable) Power antenna (aerial) relay control terminal Power amplifier control terminal Inputs: Remote controller input terminal 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)) Dimensions: Approx. 178 × 50 × 179 mm (7 1/8 × 2 × 7 1/8 in) (w/h/d) Mounting dimensions: Approx. 182 × 53 × 162 mm (7 1/4 × 2 1/8 × 6 1/2 in) (w/h/d) Mass: Approx. 1.2 kg (2 lb 11 oz) Supplied accessories: Card remote commander: RM-X151 Parts for installation and connections (1 set) Optional accessory: Rotary commander: RM-X4S Your dealer may not handle some of the above listed accessories. Please ask the dealer for detailed information. MPEG Layer-3 audio coding technology and patents licensed from Fraunhofer IIS and Thomson. This product is protected by certain intellectual property rights of Microsoft Corporation. Use or distribution of such technology outside of this product is prohibited without a license from Microsoft or an authorized Microsoft subsidiary. Content providers are using the digital rights management technology for Windows Media contained in this device ("WM-DRM") to protect the integrity of their content ("Secure Content") so that their intellectual property, including copyright, in such content is not misappropriated. This device uses WM-DRM software to play Secure Content ("WM-DRM Software"). If the security of the WM-DRM Software in this device has been compromised, owners of Secure Content ("Secure Content Owners") may request that Microsoft revoke the WM-DRM Software's right to acquire new licenses to copy, display and/or play Secure Content. Revocation does not alter the WM-DRM Software's ability to play unprotected content. A list of revoked WM-DRM Software is sent to your device whenever you download a license for Secure Content from the Internet or from a PC. Microsoft may, in conjunction with such license, also download revocation lists onto your device on behalf of Secure Content Owners. Design and specifications are subject to change without notice. • Halogenated flame retardants are not used in the certain printed wiring boards. • Halogenated flame retardants are not used in cabinets. • Packaging cushions are made from paper. Troubleshooting The following checklist will help you remedy problems you may encounter with your unit. Before going through the checklist below, check the connection and operating procedures. General No power is being supplied to the unit. • Check the connection. If everything is in order, check the fuse. • If the unit is turned off and the display disappears, it cannot be operated with the remote commander. t Turn on the unit. The power antenna (aerial) does not extend. The power antenna (aerial) does not have a relay box. continue to next page t 17

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17
Tuner section
FM
Tuning range:
87.5 – 107.9 MHz
Antenna (aerial) terminal:
External antenna (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
AM
Tuning range:
530 – 1,710 kHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
10.7 MHz/450 kHz
Sensitivity:
30 μV
USB Player section
Interface:
USB (Full-speed)
Maximum current:
500mA
Power amplifier section
Outputs:
Speaker outputs (sure seal connectors)
Speaker impedance:
4 – 8 ohms
Maximum power output:
52 W
×
4 (at 4 ohms)
General
Output:
Audio outputs terminal (sub/rear switchable)
Power antenna (aerial) relay control terminal
Power amplifier control terminal
Inputs:
Remote controller input terminal
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))
Dimensions:
Approx. 178
×
50
×
179 mm
(7
1
/
8
×
2
×
7
1
/
8
in) (w/h/d)
Mounting dimensions:
Approx. 182
×
53
×
162 mm
(7
1
/
4
×
2
1
/
8
×
6
1
/
2
in) (w/h/d)
Mass:
Approx. 1.2 kg (2 lb 11 oz)
Supplied accessories:
Card remote commander: RM-X151
Parts for installation and connections (1 set)
Optional accessory:
Rotary commander: RM-X4S
Your dealer may not handle some of the above listed
accessories. Please ask the dealer for detailed
information.
Design and specifications are subject to change
without notice.
Troubleshooting
The following checklist will help you remedy
problems you may encounter with your unit.
Before going through the checklist below, check the
connection and operating procedures.
MPEG Layer-3 audio coding technology and
patents licensed from Fraunhofer IIS and Thomson.
General
No power is being supplied to the unit.
• Check the connection. If everything is in order, check
the fuse.
• If the unit is turned off and the display disappears, it
cannot be operated with the remote commander.
t
Turn on the unit.
The power antenna (aerial) does not extend.
The power antenna (aerial) does not have a relay box.
continue to next page
t
This product is protected by certain intellectual
property rights of Microsoft Corporation. Use or
distribution of such technology outside of this
product is prohibited without a license from
Microsoft or an authorized Microsoft subsidiary.
Content providers are using the digital rights
management technology for Windows Media
contained in this device (“WM-DRM”) to protect
the integrity of their content (“Secure Content”) so
that their intellectual property, including copyright,
in such content is not misappropriated.
This device uses WM-DRM software to play
Secure Content (“WM-DRM Software”). If the
security of the WM-DRM Software in this device
has been compromised, owners of Secure Content
(“Secure Content Owners”) may request that
Microsoft revoke the WM-DRM Software’s right
to acquire new licenses to copy, display and/or
play Secure Content. Revocation does not alter the
WM-DRM Software’s ability to play unprotected
content. A list of revoked WM-DRM Software is
sent to your device whenever you download a
license for Secure Content from the Internet or
from a PC. Microsoft may, in conjunction with
such license, also download revocation lists onto
your device on behalf of Secure Content Owners.
• Halogenated flame retardants are not used in the
certain printed wiring boards.
• Halogenated flame retardants are not used in
cabinets.
• Packaging cushions are made from paper.