Troubleshooting

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

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

Symptom

 

 

Possible Cause

 

Action

 

 

 

 

 

No sound is heard.

• Connections are incorrect, or loose.

• Check all connections and make cor-

 

 

 

 

 

 

rections. (See pages 4 to 6.)

 

Headphones are connected.

Disconnect the headphones.

 

 

 

 

 

Poor radio reception

• The antenna is disconnected.

• Reconnect the antenna securely.

 

The AM Loop Antenna is too close

Change the position and direction of

 

 

 

to the System.

 

the AM Loop Antenna.

 

The FM Wire Antenna is not prop-

• Extend FM Wire Antenna to the best

 

 

 

erly extended and positioned.

 

reception position.

 

 

 

 

 

The disc tray does not open.

• The AC power cord is not plugged in.

• Plug the AC power cord.

 

Tray is locked.

• Unlock the tray. (See page 15.)

 

 

 

 

 

The CD skips.

 

The CD is dirty or scratched.

Clean or replace the CD. (See page 25.)

 

 

 

 

 

The CD does not play.

 

The CD is upside down.

Put the CD in with the label side up.

 

 

 

 

 

The cassette holder cannot be opened.

 

During tape playing, the power cord

Plug in the power cord, and turn on the

 

was unplugged.

System.

 

 

 

 

 

Unable to record.

Cassette record protect tabs are re-

Cover holes on back edge of cassette

 

moved.

with tape.

 

 

 

 

 

 

 

Unable to operate the Remote Control.

The path between the Remote Con-

Remove the obstruction.

 

 

 

trol and the sensor on the Unit is

 

 

 

 

 

blocked.

 

 

 

• The batteries have lost their charge.

Replace the batteries.

 

 

 

 

 

Operations are disabled.

 

The built-in microprocessor has mal-

Unplug the System then plug it back in.

 

functioned due to external electrical in-

 

 

 

terference.

 

 

 

 

 

 

 

 

 

Specifications

English

Amplifier

Output Power 150 W per channel, min. RMS, driven into 6 at 1kHz, with no more than 10 % total harmonic distortion

Input Sensitivity/Impedance (1 kHz) AUX IN 300 mV/50 k

Speaker terminals 6 - 16 Phones 32 - 1 k,

15 mW/ch output into 32

Cassette Deck Section

Frequency Response

Type I (NORMAL) 63 Hz - 12 500 Hz

Wow And Flutter 0.15 % (WRMS)

CD Player

CD Capacity 3 CDs

Dynamic Range 85 dB

Signal-To-Noise Ratio 85 dB

Wow And Flutter Unmeasurable

Tuner

FM Tuner

Tuning Range 87.5 - 108.0 MHz

AM Tuner

Tuning Range 530 - 1 710 kHz

Unit

Speaker Specifications (each unit)

SP-MXKA7

 

 

Type

3-way bass-reflex type

Speaker Unit Woofer:

16 cm cone 1

 

Mid:

5 cm cone 1

 

Tweeter:

2 cm dome 1

Power Handling Capacity

150 W

 

Impedance

6

 

Frequency Range

45 Hz - 22 000 Hz

Sound pressure level

87 dB/w·m

Dimensions

244 mm 321 mm 258 mm (W/H/D)

Mass Approx. 3.6 kg

Accessories

AM Loop Antenna (1)

Remote Control (1)

Batteries R6P (SUM-3)/AA (15F) (2)

FM Wire Antenna (1)

Power Specifications

Power Requirements AC 120 V , 60 Hz Power Consumption 135 W (power on mode)

18 W (in Standby mode)

Design and specifications are subject to change without notice.

Dimensions 267 mm 305 mm 433 mm (W/H/D) Mass Approx. 8.7 kg

26

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JVC MX-KA7 manual Troubleshooting, Specifications

MX-KA7 specifications

The JVC MX-KA7 is a powerful and versatile all-in-one mini-system that epitomizes the fusion of innovative technology and sleek design. Released in the late 1990s, this model quickly gained recognition for its impressive sound output and robust feature set, making it a popular choice for music enthusiasts.

One of the standout features of the JVC MX-KA7 is its high-power amplification system. It boasts a total output of 160 watts, delivering clear and robust audio performance. Whether you're listening to your favorite CDs, FM radio stations, or cassettes, the sound quality remains rich and dynamic. The system incorporates JVC's proprietary sound enhancement technology, which offers users a choice between various sound modes, allowing for a customized listening experience that caters to personal preferences.

The MX-KA7 also showcases a dual cassette deck, an outstanding characteristic for those who cherish the nostalgia of cassette tapes. It includes features such as auto-reverse and high-speed dubbing, providing both convenience and functionality. This cassette feature, combined with the integrated CD player, allows for seamless transitions between different media formats, a perfect solution for diverse listening habits.

Connectivity options are plentiful, featuring an auxiliary input that enables users to link external devices such as MP3 players or smartphones. This versatility ensures that the JVC MX-KA7 can accommodate modern music sources and remain relevant in an age dominated by streaming services.

In terms of design, the JVC MX-KA7 impresses with its compact size and modern aesthetic. The sleek finish combined with a user-friendly interface makes it easy to operate while adding a stylish edge to any room. The system features a large LCD display that clearly indicates track information and selected functions, enhancing usability.

Furthermore, the JVC MX-KA7 is designed with convenience in mind, featuring a remote control that allows for easy access to various settings without having to approach the unit. This detail emphasizes comfort during use, whether for casual listening or hosting gatherings.

Overall, the JVC MX-KA7 stands out as a well-rounded mini system that combines excellent sound quality, multiple playback options, and user-friendly features, making it a valuable addition to any audio enthusiast's collection. Its ability to harmonize classic and contemporary music formats ensures it remains a beloved choice for those who appreciate both tradition and technology in their audio experiences.