Rear Camera; Others - Clarion NX604 Owner's Manual

● Smartphone linking
The error screen is displayed while the
application is in use.
The Smartphone linking that could
previously be used can no longer be used.
The smartphone appears not to be
operating.
Audio cannot be heard even if the unit's
volume is increased.

Rear camera

Symptom
Camera image is not displayed.
Camera image is poor.
The guidelines of the rear camera are not
displayed.
48 NX604/FX503
Use the smartphone in a place with good
reception.
Check to see if the smartphone is turned
on. Also, cancel the sleep state on the
smartphone.
Disconnect the connector cable and
reconnect it. Or, turn the smartphone off then
back on again.
The volume may be set to zero on the
smartphone.
Increase the volume on the smartphone.
Remedy
Check to see if the gear select lever is in the
"R" position.
The screen may be difficult to view in bright
or dark locations, however this is not a
malfunction.
Lightly wipe the front lens cover, for example,
with a soft cloth moistened with water.
Touch the screen with the vehicle in a stopped
state, and touch Guideline Display .

Others

Symptom
The screen is difficult to view just after the
power is turned on.
The screen is not displayed.
The screen flickers.
The screen becomes dark (or is partially
dark) or disappears while the unit is in
use.
Buttons sometimes do not react
immediately after the unit is started up.
Some menus cannot be operated while
driving.
Remedy
This is due to the properties of the LCD panel,
and is not a malfunction. Please wait.
When the screen is hidden, it can be
redisplayed by pressing the rotary volume
knob (NX604) or the POWER (FX503). 
P.11
The fuse might be blown. Consult with your
dealer.
Use electrical components (cellphones,
wireless radios, minus ion generators, etc.)
that generate electrical noise as far away from
the unit as possible. Refrain from using these
components when the unit might be adversely
influenced even when they are used far away.
Stop the vehicle at a safe location, turn the
engine key to the "OFF" position and then to
the "ACC" or "ON" position. If this does not
rectify the problem, a probable cause might
be an LCD backlight malfunction or erroneous
operation of the unit. Consult with your dealer.
Wait a while before retrying the operation.
Stop the vehicle in a safe place and apply the
parking brake before doing any operations.