UNDERSTANDING YOUR INSTRUMENT PANEL
RADIO GENERAL INFORMATION
Radio Broadcast Signals
Your new rad io will provid e excellent recep tion und er
most operating cond itions. Like any system , how ever, car
rad ios have perform ance limitations, due to mobile op-
eration and natu ral phenom ena, which might lead you to
believe you r sou nd system is malfunctioning. To help 4
you und erstand and save you concern abou t these “ap -
parent” malfunctions, you must und erstand a point or
two abou t the transm ission and recep tion of rad io sig-
nals.
135
ELECTRONIC DIGITAL CLOCK
The clock and rad io each use the display panel built into
the rad io. A digital read out show s the time in hou rs and
minu tes whenever the ignition switch is in the ON or
ACC position and the time button is pressed .
When the ignition switch is in the OFF position, or when
the rad io frequ ency is being displayed , time keep ing is
accurately maintained .
Clock Setting Procedure
1.
Turn the ignition switch to the ON or ACC position
and press the time button. Using the tip of a ballp oint pen
or similar object, press either the hou r (H) or minu te (M)
buttons on the rad io.
Two Types of Signals
There are two basic typ es of rad io signals... AM or
Amplitude Mod ulation, in which the transm itted sou nd
causes the amplitude, or height, of the rad io waves to
vary... and FM or Frequ ency Mod ulation, in which the
frequ ency of the wave is varied to carry the sou nd .
2.
Press the H button to set hou rs or the M button to set
minu tes. The time setting will increase each time you
press a button.
| Categories | Jeep Grand Cherokee Manuals, Jeep Manuals |
|---|---|
| Model Year | 2004 |
| Download File |
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| Document File Type | |
| Copyright | Attribution Non-commercial |
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