JVC KD-DB56 Installation & Connection Manual

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KD-DB56

Installation/Connection Manual

0311MYMSANJEIN

LVT2222-002B

[A]

WARNINGS

• Mounting and wiring this product requires skills and experience. For safety's sake, leave this work to professionals. If you experience problems during installation, consult your JVC car audio dealer.

• The unit can only be installed in a car with a 12 V DC power supply, negative ground.

• Disconnect the battery’s negative terminal and make all electrical connections before installing the unit.

• Connect speakers with a maximum power of more than 50 W (impedance of 4 Ω to 8 Ω). Otherwise, change the <AMP GAIN> setting. (See page 18 of the INSTRUCTIONS.)

• Insulate unconnected wires with vinyl tape or other similar material. To prevent a short circuit, do not remove the caps on the ends of the unconnected wires or the terminals.

• If the fuse blows, first make sure the wires are not touching to cause a short circuit, then replace the old fuse with one that has the same rating.

• Install this unit in the console of your vehicle.

• Mount the unit so that the mounting angle is 30° or less.

• Be sure to ground this unit to the car's chassis again after installation.

• After the unit is installed, check whether the brake lamps, blinkers, wipers, etc. on the car are working properly.

• Do not touch the metal part of this unit during and shortly after the use of the unit. Metal part such as the heat sink and enclosure become hot.

PRECAUTIONS on power supply and speaker connections

• DO NOT connect the speaker leads of the power cord to the car battery; otherwise, the unit will be seriously damaged.

• BEFORE connecting the speaker leads of the power cord to the speakers, check the speaker wiring in your car.

• The fuse blows. h Are the red and black leads connected correctly?

• Power cannot be turned on. h Is the yellow lead connected?

• No sound from the speakers. h Is the speaker output lead short-circuited?

• “MISWIRING CHK WIRING THEN RESET UNIT” / “WARNING CHK WIRING THEN RESET UNIT” appears on the display and no operation can be done. h Is the speaker output lead short-circuited or touches the

chassis of the car/head unit? ; Have you reset your unit?

• Sound is distorted. h Is the speaker output lead grounded? ; Are the “–” terminals of L and R speakers grounded in common?

• Noise interfere with sounds. h Is the rear ground terminal connected to the car’s chassis using shorter and thicker cords?

• This unit becomes hot. h Is the speaker output lead grounded? ; Are the “–” terminals of L and R speakers grounded in common?

• This unit does not work at all. h Have you reset your unit?

TROUBLESHOOTING

INSTALLATION

In-dash mounting

Do the required electrical connections.

Bend the appropriate tabs to hold the sleeve

firmly in place.

Install the unit at an angle

of less than 30˚.

Part list

Hard case (×1)

Control panel (×1)

Sleeve (×1)

Trim plate (×1)

Power cord (×1)

Handles (×2)

Removing the unit

Release the rear section first...

Not supplied for this unit.

Bracket*

Pocket

Flat head screws (M5 × 8 mm)*

When installing the unit without using the sleeve

Install_KD-DB56_002B.indd 1Install_KD-DB56_002B.indd 1 8/10/2011 9:51:51 AM8/10/2011 9:51:51 AM

Other manuals for JVC KD-DB56

Instructions26 pages

Questions and Answers:

F
flowerskristenSep 6, 2025
What does 'IN DISC' mean on JVC KD-DB56 display?
- J
  Joanna MckaySep 7, 2025
  If “IN DISC” appears on the display of your JVC Car Receiver, the disc cannot be ejected properly. Make sure nothing is blocking the loading slot.
K
kathryn05Aug 22, 2025
How to fix JVC Car Receiver when sound cannot be heard from speakers?
- M
  Michelle SilvaAug 22, 2025
  If you cannot hear any sound from the speakers of your JVC Car Receiver, first, adjust the volume to the optimum level. If the issue persists, check the cords and connections to ensure they are properly connected.
R
robert53Sep 3, 2025
Why can't I play CD-R/CD-RW on JVC KD-DB56?
- W
  wilsonmarcusSep 4, 2025
  If a CD-R/CD-RW cannot be played back and tracks cannot be skipped on your JVC Car Receiver, insert a finalized CD-R/CD-RW (finalize it with the component you used for recording).
A
Amanda SantosSep 2, 2025
What does 'NO SIGNAL' mean on JVC KD-DB56?
- S
  Stacey ProctorSep 2, 2025
  If “NO SIGNAL” appears on the display of your JVC Car Receiver, move to an area with stronger signals.
R
Rebecca TurnerSep 1, 2025
What to do if JVC Car Receiver says 'CANNOT PLAY' or 'NO USB'?
- R
  Robert ReedSep 1, 2025
  If “CANNOT PLAY” flashes or “NO USB” appears on the display and your JVC Car Receiver cannot detect the USB device, verify that the connected USB device is compatible with the unit. If it is compatible, try reattaching the USB device.
T
Tracey AustinAug 30, 2025
What does 'CHK ANTENNA' mean on JVC Car Receiver?
- C
  coreymcdonaldAug 30, 2025
  If “CHK ANTENNA” is flashing on the display of your JVC Car Receiver, check the cord and connections of the antenna.
M
Matthew OrrAug 29, 2025
Why is there static noise when listening to radio on JVC KD-DB56?
- C
  Christopher RomeroAug 29, 2025
  If you are experiencing static noise while listening to the radio on your JVC Car Receiver, make sure to connect the aerial firmly.
V
vharrisAug 27, 2025
How to fix distorted sound on JVC KD-DB56 Car Receiver?
- M
  Molly KnightAug 28, 2025
  If the sound is distorted on your JVC Car Receiver, deactivate the equalizer either on the unit or the iPod/iPhone.
E
Eugene YorkAug 26, 2025
What to do if 'PLEASE' and 'EJECT' appear on JVC KD-DB56 Car Receiver?
- D
  Dillon SmithAug 27, 2025
  If “PLEASE” and “EJECT” appear alternately on the display of your JVC Car Receiver, press [M], then insert a disc correctly.
A
Amber SuttonAug 25, 2025
How to fix 'MISWIRING CHK WIRING THEN RESET UNIT' on JVC KD-DB56?
- A
  Ann MartinezAug 26, 2025
  If “MISWIRING CHK WIRING THEN RESET UNIT” appears on the display of your JVC Car Receiver, check to be sure the terminals of the speaker leads are covered with insulating tape properly, then reset the unit.

JVC KD-DB56 Specifications

General

DIN Size	1 DIN
Tuner	FM/AM
DAB+	Yes
Power Output	50W x 4
RMS Power Output	22W x 4
Bluetooth	Yes
USB Port	Yes
AUX	Yes
CD Player	Yes
Display Type	LCD
Display Color	White
Button Illumination	Yes
Remote Control	Yes
Android Music Playback	Yes
iPod/iPhone Music Playback	Yes
CD Text	Yes
High-Pass Filter	Yes
Low-Pass Filter	Yes
Audio Formats Supported	MP3, WMA, AAC
Pre-Outs	2
Equalizer	13-Band Graphic Equalizer