JVC GVT0115-005A manual Troubleshooting, Specifications

Page 25

Troubleshooting

If you are having a problem with your unit, check this list for a possible solution before calling for service.

If you cannot solve the problem from the hints given here, or the unit has been physically damaged, call a qualified person, such as your dealer, for service.

Symptom

No sound is heard.

Hard to listen to broadcasts because of noise.

The disc tray does not open or close.

The disc does not play.

The disc sound is discontinuous.

The cassette holder cannot be opened.

Cause

Connections are incorrect or loose.

Headphones are connected.

Antennas are disconnected.

The AM loop antenna is too close to the unit.

The FM antenna is not properly extended and positioned.

The AC power cord is not plugged in.

The disc is placed upside down.

The disc is scratched or dirty.

Power supply from the AC power cord has been cut off while the tape was running.

Action

Check all connections and make corrections. (See pages 6 to 8.)

Disconnect the headphones.

Reconnect the antennas correctly and securely.

Change the position and direction of the AM loop antenna.

Extend the FM antenna at the best position.

Plug the AC power cord.

Place the disc with the label side up.

Clean or replace the disc. (See page 21.)

Turn on the unit.

Impossible to record.

Small tabs on the back of the cassette

 

are removed.

Cover the holes with adhesive tape.

Operations are disabled.

The built-in microprocessor may

 

malfunction due to external electrical

 

interference.

Unplug the AC power cord and then plug it back in.

Unable to operate the unit from the remote control.

Specifications

The path between the remote control

 

Remove the obstruction.

 

and the remote sensor on the unit is

 

 

 

 

blocked.

 

 

 

The batteries are exhausted.

 

Replace the batteries.

 

 

 

 

 

Design and specifications are subject to change without notice.

Amplifier

 

 

Speaker

 

Output Power:

 

(MAX.)

Speaker units

 

44 W (22 W + 22 W) at 4

Woofer:

8 cm cone x 1

40 W (20 W + 20 W) at 4

(10 % THD)

Tweeter:

2 cm cone x 1

Audio input sensitivity/Impedance (at 1 kHz)

Impedance:

4

AUX:

400 mV/48 k

Dimensions (approx.):

 

Speakers/Impedance:

4 – 16

160 mm x 256 mm x 197 mm (W/H/D)

 

 

 

Mass (approx.):

2.1 kg each

Tuner

FM tuning range:

87.50 MHz – 108.00 MHz

AM tuning range:

522 kHz – 1 629 kHz

CD player

Dynamic range:

85 dB

Signal-to-noise ratio:

90 dB

Wow and flutter:

Immeasurable

Cassette deck Frequency response

Normal (type I): 50 Hz – 14 000 Hz

Wow and flutter:

0.15 % (WRMS)

Supplied Accessories

See page 6.

General

Power requirement:

AC 240 V

, 50 Hz

Power consumption:

50 W (at operation)

 

4.2 W (on standby)

Dimensions (approx.):

505 mm x 256 mm x 294 mm (W/H/D)

Mass (approx.):

8.5 kg

22

Image 25
Contents Instructions Page Important for Laser Products Introduction PrecautionsAbout This Manual Contents Front Panel Location of the Buttons and ControlsFront Panel Front Panel Display Window Display WindowRemote Control Getting Started Supplied Accessories Connecting AntennasFM antenna To connect an outdoor FM antennaRelease the finger from the clamp Connecting SpeakersAM antenna To connect an outdoor AM antennaTo connect audio equipment Connecting Other EquipmentSetting the Clock Turning On the PowerCommon Operations Selecting the Sources and Starting PlaySelecting the Sound Modes Adjusting the VolumeReinforcing the Bass Sound To select the sound modes, pressPresetting Stations Tuning in a StationListening to FM and AM Broadcasts Tuning in a Preset Station Playing Back the Entire Disc-Normal Play Playing Back Discs CD/CD-R/CD-RWPress CD 0 or 0 on the unit Press CD 3/8Program Play Basic Disc OperationsLoad a disc Press Prog programRepeating Tracks-Repeat Play Playing at Random-Random PlayProhibiting Disc Ejection-Tray Lock Playing Back a Tape Playing Back TapesRecording on a Tape RecordingCheck the recording direction for the tape Press RECOne Track Recording Disc Direct RecordingPlay the track on the disc you wish to Record Press REC Repeat steps 2 and 3 to record other tracks Using Daily Timer and Recording Timer Using the TimersPress Timer to complete the timer Using Sleep TimerSetting Press Standby/on to turn Press SleepCleaning the unit MaintenanceHandling discs Handling cassette tapesSpecifications TroubleshootingMicro Component System