ENGLISH

Troubleshooting

What appears to be trouble is not always serious. Check the following points before calling a service center.

Navigation troubles

 

 

 

Symptoms

Causes

Remedies

 

 

Navigation voice cannot

Guidance voice level is set

Adjust it to the optimum

 

 

 

be heard from the

to the minimum level.

level.

 

 

 

speakers.

 

 

 

 

 

 

 

 

 

 

Navigation System does

The built-in microcomputer

Reset the unit (see page 2).

 

 

 

not work at all.

may have functioned

 

 

 

 

 

incorrectly, etc.

 

 

 

 

 

 

 

 

• “Low Temperature”

The internal temperature

Leave the power on, and

 

 

 

appears and Navigation/

is too low. This is normal.

wait until the internal

General

 

 

Disc/HDD/SD do not

Internal protective circuitry

temperature rises and the

 

 

work.

is working.

indication goes off.

 

 

 

 

 

 

 

 

 

 

 

Navigation information is

GPS antenna is affected by

Install the GPS antenna

 

 

 

not precise.

the windshield if installed in

outside to avoid interference.

 

 

 

 

the car compartment.

 

 

 

 

 

 

 

 

 

Mechanical noises are

The HDD is constantly

This is normal.

 

 

 

heard.

rotating at a high speed

 

 

 

 

 

when the car ignition switch

 

 

 

 

 

is on, causing imperceptible

 

 

 

 

 

mechanical noise (especially

 

 

 

 

 

when the temperature is

 

 

 

 

 

low).

 

 

 

 

 

 

 

 

• “NO P.O.I. FOUND”

There are no matching

Find the location using

 

 

 

appears on the display.

points in your selected city

another method.

setting

 

 

 

or area.

 

 

 

 

 

 

• “NO NAVIGABLE

The entered point is out of

Enter a point within the

 

 

Destination

 

 

AREA” appears on the

the navigable area.

navigable area.

 

 

display.

 

 

 

 

 

You have tried to save the

This is normal. You cannot

 

 

 

 

 

 

 

 

current address into the

save the current address

 

 

 

 

STORED ADDRESS (see

if it is located out of the

 

 

 

 

page 32) while you are out

navigable area.

 

 

 

 

of the navigable area.

 

 

 

 

 

 

 

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JVC KD-NX901 manual Troubleshooting, Navigation troubles, Symptoms Causes Remedies