Before You Start; About This Unit; In Case Of Trouble; Demo Mode - Pioneer DEH-5250SD Operation Manual

Before You Start

About this unit

CAUTION
! Do not allow this unit to come into contact
with liquids. Electrical shock could result.
Also, damage to this unit, smoke, and over-
heating could result from contact with liquids.
!
CLASS 1 LASER PRODUCT
This product contains a laser diode of higher
class than 1. To ensure continued safety, do
not remove any covers or attempt to gain ac-
cess to the inside of the product. Refer all ser-
vicing to qualified personnel.
! Always keep the volume low enough to hear
outside sounds.
! Avoid exposure to moisture.
! If the battery is disconnected or discharged,
any preset memory will be erased.
CAUTION:
USE OF CONTROL OR ADJUSTMENT OR
PERFORMANCE OF PROCEDURES
OTHER THAN THOSE SPECIFIED HEREIN
MAY RESULT IN HAZARDOUS RADIATION
EXPOSURE.
CAUTION:
THE USE OF OPTICAL INSTRUMENTS
WITH THIS PRODUCT WILL INCREASE
EYE HAZARD.

In case of trouble

Should this unit fail to operate properly, please
contact your dealer or nearest authorized
PIONEER Service Station.

Demo mode

Important
! Failure to connect the red lead (ACC) of this
unit to a terminal coupled with ignition switch
on/off operations may lead to battery drain.
! Remember that if the feature demo continues
operating when the car engine is turned off, it
may drain battery power.
The demo automatically starts when the igni-
tion switch is set to ACC or ON while the unit
is turned off. Turning off the unit does not can-
cel demo mode. To cancel the demo mode,
press DISP/ /SCRL. Press DISP/
again to start. Operating the demo while the
ignition switch is set to ACC may drain battery
power.

Reverse mode

If you do not perform an operation within
about 30 seconds, screen indications start to
reverse, and then continue reversing every 10
seconds. Pressing button BAND/ESC when
power to this unit is turned off while the igni-
tion switch is set to ACC or ON cancels the re-
verse mode. Press button BAND/ESC again to
start the reverse mode.

Resetting the microprocessor

The microprocessor must be reset under the
following conditions:
! Prior to using this unit for the first time
after installation
! If the unit fails to operate properly
! When strange or incorrect messages ap-
pear on the display
RESET button
1 Remove the front panel.
2 Press RESET with a pen tip or other
pointed instrument.
Section
01
/SCRL
3
En