SONY CDX-656X Compact Disc Changer Instruction Manual
- October 30, 2023
- Sony
Table of Contents
SONY CDX-656X Compact Disc Changer
Product Information
The CDX-656 is a compact disc digital audio system that supports CD TEXT discs. It has a BUS control output (8 pins) and an analog audio output (RCA pin). The laser diode properties material is GaAlAs, and the wow and flutter are below the measurable limit. Its signal-to-noise ratio is 94 dB, and it operates on a 12 V DC car battery (negative ground). The CDX-656 comes with a disc magazine and parts for installation and connections.
Product Usage Instructions
Connecting to a Main Unit: The information (disc name only) on the main
unit’s display is only available when connected to a main unit that supports
this function and playi back a CD TEXT disc. Please ensure that your main
unit supportsthis function before connecting the CDX-656.
Powering On/Off: To power on the CDX-656, turn on your car’s ignition. To
power off, turn off your car’s ignition.
Loading/Ejecting Discs: To load a disc, press the eject button to open
the disc magazine. Insert the disc into an empty slot in the magazine with the
label facing up. Close the magazine by pressing it firmly until it clicks into
place. To eject a disc, press the eject button to open the disc magazine.
Press the eject button next to the slot with the disc you want to eject.
Precautions: On a rainy day or in a very damp area, moisture may condense
on the lenses inside the unit. Should this occur, the unit will not operate
properly. In this case, remove the disc magazine and wait for about an hour
until the moisture has evaporated. Do not use any discs with labels or
stickers attached as they may cause malfunctions and damage to other discs in
the magazine.
Features
- Sony BUS system compatible mobile CD changer.
- Compact and space-saving design for vertical, horizontal, suspended or inclined installation.
- 8 fs digital filter for high-quality sound.
- 1 bit D/A converter.
- CD TEXT function* for displaying the CD TEXT information (disc name only) on the main unit’s display.
- Only available when connected to a main unit that supports this function and playing back a CD TEXT disc.
Specifications
- System Compact disc digital audio system
- Laser diode properties Material: GaAlAs
- Frequency response 10 – 20,000 Hz
- Wow and flutter Below the measurable limit
- Signal-to-noise ratio 94 dB
- Outputs BUS control output (8 pins)
- Analog audio output (RCA pin)
- Current drain 800 mA (during CD playback)
- 800 mA (during loading or ejecting a disc)
- Operating temperature –10°C to +55°C (14°F to 131°F)
- Dimensions Approx. 262 × 90 × 185 mm (10 3/8 × 3 5/8 × 7 3/8 in.)
- (w/h/d) not incl. projecting parts and controls
- Mass Approx. 2.1 kg (4 lb. 10 oz.)
- Power requirement 12 V DC car battery (negative ground)
- Supplied accessories Disc magazine (1)
- Parts for installation and connections (1 set)
- Optional accessories Disc magazine XA-250
- Source selector XA-C30
Design and specifications are subject to change without notice.
Precautions
Moisture condensation
On a rainy day or in a very damp area, moisture may condense on the lenses
inside the unit. Should this occur, the unit will not operate properly. In
this case, remove the disc magazine and wait for about an hour until the
moisture has evaporated.
Notes on discs
If you use the discs explained below, the sticky residue can cause the disc to
stop spinning and may cause malfunction or ruin your discs. Do not use second-
hand or rental CDs that have a sticky residue on the surface (for example from
peeled-off stickers or from ink, or glue leaking from under the stickers).
- There are paste residue. Ink is sticky. (fig. A)
- Do not use rental CDs with old labels that are beginning to peel off.
- Stickers that are beginning to peel away, leaving a sticky residue. (fig. B)
- Do not use your discs with labels or stickers attached.
- Labels are attached. (fig. C) Do not use any discs with labels or stickers attached.
- The following malfunctions may result from using such discs:
- Inability to eject a disc (due to a label or sticker peeling off and jamming the eject mechanism).
- Inability to read audio data correctly (e.g., playback skipping, or no playback) due to heat shrinking of a sticker or label causing a disc to warp.
- Damage to other discs in a disc magazine.
Parts list
The numbers in the list are keyed to those in the instructions.
Inserting a disc
- With the arrow side facing up
- Labeled surface up
Note: You cannot play 8cm (3 in.) CDs. Use the supplied disc magazine or
the disc magazine XA-250.The disc magazine XA-10B/XA- 350 can not be used with
this unit.If you use any other magazine,it may cause a malfunction.
- Push to unlock the door
Note: To prevent injury, do not insert your hand in the CD changer.
- Disc magazine
- If the disc magazine does not lock properly Take out the magazine, and after pressing the Z (EJECT) button, re-insert it.
Use the unit with the door closed completely Otherwise, foreign matter may enter the unit and contaminate the lenses inside the changer.
Note: When a disc magazine is inserted into the CD changer or the reset button of the connected car audio is pressed, the unit will automatically be activated and read the information on the CDs. When the information on all the CDs in the disc magazine has been read, the unit will automatically stop operation.
precaution
Notes on the Disc magazine
- Do not leave the disc magazine in locations with high temperatures and high humidity such as on a car dashboard or in the rear window where the disc magazine will be subjected to direct sunlight.
- Do not place more than one disc at a time onto one tray, otherwise the changer and the discs may be damaged.
- Do not drop the disc magazine or subject it to a violent shock.
When the tray comes out
Normally, the trays will not come out of the magazine. However, if they are
pulled out of the magazine, it is easy to re-insert them.
Notes on handling discs
- A dirty or defective disc may cause sound drop-outs during playback. To enjoy optimum sound, handle the disc as follows.
- Handle the disc by its edge, and to keep the disc clean, do not touch the unlabeled surface. (fig. A)
- Do not stick paper or tape on the disc. (fig. B)
- Keep your discs in their cases or disc magazines when not in use.
- Do not expose discs to direct sunlight or heat sources such as hot air-ducts. Do not leave discs in a car parked in direct sunlight where there can be a considerable rise in the temperature inside the car. (fig. C)
- Before playing, clean the discs with an optional cleaning cloth. Wipe each disc in the direction of the arrows. (fig. D) Do not use solvents such as benzine, thinner, commercially available cleaners or antistatic spray intended for analog discs.
- Discs with special shapes (heart-shaped discs, octagonal discs etc.) cannot be played on this unit. Attempting to do so may damage the unit. Do not use such discs. Notes on CD-R/CD-RW discs
- You can play CD-Rs/CD-RWs (recordable CDs/ rewritable CDs) designed for audio use on this unit (fig. E).
- Some CD-Rs/CD-RWs (depending on the equipment used for its recording or the condition of the disc) may not play on this unit.
- You cannot play a CD-R/CD-RW that is not finalized*.
- A process necessary for a recorded CD-R/CD-RW disc to be played on the audio CD player.
- Look for this mark to distinguish CD-Rs/CD-RWs for audio use.
- This mark denotes that a disc is not for audio use.
Installation
Precautions
- Choose the mounting location carefully, observing the following:
- The unit is not subject to temperatures exceeding 55°C (131°F) (such as in a car parked in direct sunlight).
- The unit is not subject to direct sunlight.
- The unit is not near heat sources (such as heaters).
- The unit is not exposed to rain or moisture.
- The unit is not exposed to excessive dust or dirt.
- The unit is not subject to excessive vibration.
- The fuel tank should not be damaged by the tapping screws.
- There should be no wire harnesses or pipes under the place where you are going to install the unit.
- The spare tire, tools or other equipment in or under the trunk should not be interfered with or damaged by the screws or the unit itself.
- Be sure to use only the supplied mounting hardware for a safe and secure installation.
- Use only the supplied screws.
- Make holes of ø 3.5 mm (5/32 in.) only after making sure there is nothing on the other side of the mounting surface.
How to install the unit
The brackets 1 provide two positions for mounting, high and low. Use the appropriate screw holes according to your preference.
Horizontal installation
Vertical installation
Connections
For details, refer to the Installation/Connections manual of the car audio.
Connection diagram
Note: For connecting two or more changers, the XA-C30 source selector (optional) is necessary.
Suspended installation
- When the unit is to be installed under the rear tray etc. in the trunk compartment, make sure the following provisions are made.
- Choose the mounting location carefully so that the unit can be installed horizontally.
- Make sure the unit does not hinder the movement of the torsion bar spring etc. of the trunk lid.
Inclined installation
After installing the unit, align the dials with one of the marks so that the
arrows are as vertical as possible.
Note: Be sure to align the left and right dials with the same mark.
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Owner’s Record
The model and serial numbers are located at the rear of the CD changer. Record
the serial number in the space provided below. Refer to these numbers whenever
you call upon your Sony dealer regarding this product.
Model No. CDX-656 Serial No.
For the customers in the USA (CDX-656 only)
WARNING
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and the receiver.
- Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help. You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment.
CAUTION: The use of optical instruments with this product will increase eye hazards. http://www.sony.net/.