Hyundai AM/FM/MPX Radio ACD-91 User Manual
Page 11
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TIME/FREQUENCY (T/F) SELECTOR
Pressing the Time/Frequency (T/F) button will
display the time of day for 5 seconds, after which
the display will automatically return to the radio,
tape or CD changer display, depending on which
one was currently active.
To set the correct time of day, refer to the procedure
for Setting the Clock.
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THEFT-DETERRENT LED
Located on the chassis behind the front panel,
a light-emitting diode (LED) will flash when the
panel is removed. The flashing light serves as
a visual warning to the would-be thief that the unit
has been disabled by removal of the front panel.
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RESET BUTTON
A RESET button is located on the front of the
chassis (front panel must be removed to access
the button). The reset circuitry is provided to
protect the microprocessor circuitry and should
only be activated under the following
circumstances as it will erase the time and pre-
set memories.
1. Upon initial installation after all wiring is
completed.
3. If there is a malfunction of any of the switches
on the unit, pressing the RESET button may
clear the system and return to normal
operation.
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FRONT PANEL RELEASE BUTTON
This button is used to release the mechanism
that holds the front panel to the chassis. To
detach the front panel, press the button so that
the left side of the panel is released. Grasp the
released side and pull it off of the chassis. To
re-attach the panel, position the right side of the
panel in place first and then press the left side
of the panel until the mechanism locks it into
place.
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NOTES ON USE OF FRONT PANEL
1. Make sure the front panel is right-side-
up when attaching it to the chassis as it
cannot be attached when up-side down.
2. Do not press very hard on the front panel
when attaching it to the chassis.No more
than light to moderate pressure should
be needed.
3. When attaching the front panel, make
sure the right side is correctly engaged
before pressing the left side to lock it
into position.
4. When taking the front panel with you,
please use the supplied carrying case
to protect the panel from dirt and
damage. Make sure there is no dust or
dirt on the electrical terminals on the
back of the panel as this could cause
intermittent operation or other
malfunctions.
ATTACHING THE FRONT PANEL
DETACHING THE FRONT PANEL
Release
button
Engage right
side first