JVC KD-G721: Maintenance

General settings—PSM

DAB tuner operations

• “AUTO” setting for “DIMMER” may not

• Only primary DAB services can be presetted

work correctly on some vehicles, particularly

even when you store a secondary service.

on those having a control dial for dimming.

• A previously preset DAB service is erased

In this case, change the “DIMMER” setting to

when a new DAB service is stored in the same

any other than “AUTO.”

preset number.

ENGLISH

• If you change the “AMP GAIN” setting from

“HIGH PWR” to “LOW PWR” while the

volume level is set higher than “VOL 30,” the

unit automatically changes the volume level to

Maintenance

“VOL 30.”

How to clean the connectors

Title assignment

Frequent detachment will deteriorate the

• If you try to assign titles to more than 30 discs,

connectors.

“NAMEFULL” appears. Delete unwanted

To minimize this possibility, periodically wipe

titles before assignment.

the connectors with a cotton swab or cloth

• Titles assigned to discs in the CD changer can

moistened with alcohol, being careful not to

also be shown if you play back the disc from

damage the connectors.

the unit and vice versa.

iPod® or D. player operations

• When you turn on this unit, the iPod or

D. player is charged through this unit.

• While the iPod or D. player is connected, all

Connector

operations from the iPod or D. player are

Moisture condensation

disabled. Perform all operations from this

unit.

Moisture may condense on the lens inside the

• The text information may not be displayed

CD player in the following cases:

correctly.

• After starting the heater in the car.

– Some characters such as accented letters

• If it becomes very humid inside the car.

cannot be shown correctly on the display.

Should this occur, the CD player may

– Depends on the condition of

malfunction. In this case, eject the disc and

communication between the iPod or

leave the unit turned on for a few hours until

D. player and the unit.

the moisture evaporates.

• If the text information includes more than

8 characters, it scrolls on the display (see

How to handle discs

also page 17). This unit can display up to 40

characters.

When removing a disc from

Center holder

its case, press down the center

Notice:

holder of the case and lift the

When operating an iPod or a D. player,

disc out, holding it by the edges.

some operations may not be performed

• Always hold the disc by the

correctly or as intended. In this case, visit the

edges. Do not touch its recording surface.

following JVC web site:

When storing a disc into its case, gently insert

For iPod users: <http://www.jvc.co.jp/

the disc around the center holder (with the

english/car/support/ks-pd100/index.html>

printed surface facing up).

For D. player users: <http://www.jvc.co.jp/

• Make sure to store discs into the cases after

english/car/support/ks-pd500/index.html>

use.

Continued on the next page

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