2008 JEEP GRAND CHEROKEE Owners Manual

frequencies in the following table are supported. In
addition, variable bit rates (VBR) are also supported. The
majority of MP3/WMA files use a 44.1 kHz sampling rate
and a 192, 160, 128, 96 or VBR bit rates.
MPEG
SpecificationSampling Fre-
quency (kHz)Bit rate (kbps)
MPEG-1 Audio
Layer 348, 44.1, 32320, 256, 224,
192, 160, 128,
112, 96, 80, 64,
56, 48
MPEG-2 Audio
Layer 324, 22.05, 16160, 128, 144,
112, 96, 80, 64,
56, 48
WMA
SpecificationSampling Fre-
quency (kHz)Bit Rate (kbps)
WMA 44.1 and 4848, 64, 96, 128,
160, 192 VBRID3 Tag information for artist, song title, and album title
are supported for version 1 ID3 tags. ID3 version 2 is not
supported by the radios.
Playlist files are not supported. MP3 Pro files are not
supported.
Playback of MP3/WMA Files
When a medium containing MP3/WMA data is loaded,
the radio checks all files on the medium. If the medium
contains a lot of folders or files, the radio will take more
time to start playing the MP3/WMA files.
Loading times for playback of MP3/WMA files may be
affected by the following:
²Media - CD-RW media may take longer to load than
CD-R media
²Medium formats - Multisession discs may take longer
to load than non-multisession discs
²Number of files and folders - Loading times will
increase with more files and folders
UNDERSTANDING YOUR INSTRUMENT PANEL 225
4

To increase the speed of disc loading, it is recommended
to use CD-R media and single-session discs. To create a
single-session disc, enable the Disc at Once option before
writing to the disc.
LIST Button (DISC Mode for MP3/WMA Play)
Pressing the LIST button will bring up a list of all folders
on the disc. Scrolling up or down the list is done by
turning the TUNE control knob. Selecting a folder by
pressing the TUNE control knob will begin playing the
files contained in that folder (or the next folder in
sequence if the selection does not contain playable files).
The folder list will time out after 5 seconds.
INFO Button (DISC Mode for MP3/WMA Play)
Pressing the INFO button repeatedly will scroll through
the following TAG information: Song Title, Artist, File
Name, and Folder Name (if available).Press the INFO button once more to return to9elapsed
time9priority mode.
Press and hold the INFO button for 3 seconds or more
and radio will display song titles for each file.
Press and hold the INFO button again for 3 seconds to
return to9elapsed time9display.
Operation Instructions - Auxiliary Mode
The auxiliary (AUX) jack is an audio input jack, which
allows the user to plug in a portable device such as an
MP3/WMA player, cassette player, or microphone and
utilize the vehicle's audio system to amplify the source
and play through the vehicle speakers.
Pushing the AUX button will change the mode to auxil-
iary device if the AUX jack is connected.
NOTE:The AUX device must be turned on and the
device's volume set to proper level. If the AUX audio is
226 UNDERSTANDING YOUR INSTRUMENT PANEL

not loud enough, turn the device's volume up. If the AUX
audio sounds distorted, turn the device's volume down.
SEEK Button (Auxiliary Mode)
No function.
SCAN Button (Auxiliary Mode)
No function.
EJECT Button (Auxiliary Mode)
No function.
TIME Button (Auxiliary Mode)
Press this button to change the display from elapsed
playing time to time of day. The time of day will display
for 5 seconds.
RW/FF (Auxiliary Mode)
No function.
SET Button (Auxiliary Mode)
No function.
Operating Instructions - Hands Free Phone
(UConnectŸ) (If Equipped)
Refer to ªHands-Free Communication (UConnectŸ)º in
Section 3 of this manual.
Operating Instructions - Satellite Radio Mode (If
Equipped)
Refer to ªSatellite Radioº in this section.
Operating Instructions - Video Entertainment
System (VESt) (If Equipped)
Refer to separate ªVideo Entertainment System (VESt)
Guide.º
Dolby
Manufactured under license from Dolby Laboratories.
9Dolby9and the double-D symbol are trademarks of
Dolby Laboratories.
UNDERSTANDING YOUR INSTRUMENT PANEL 227
4

Macrovision
This product incorporates copyright protection technol-
ogy that is protected by U.S. patents and other intellec-
tual property rights. Use of this copyright protection
technology must be authorized by Macrovision, and is
intended for home and other limited viewing uses only
unless otherwise authorized by Macrovision. Reverse
engineering or disassembly is prohibited
DTS
9DTS9and9DTS 2.09are trademarks of Digital Theater
Systems, Inc.
SALES CODE RES Ð AM/FM STEREO RADIO
WITH CD PLAYER (MP3 AUX JACK)
NOTE:The radio sales code is located on the lower right
side of your radio faceplate.
Operating Instructions - Radio Mode
NOTE:The ignition switch must be in the ON or ACC
position to operate the radio.
RES Radio (Non-Satellite Model Shown - With Satellite
Similar)
228 UNDERSTANDING YOUR INSTRUMENT PANEL

Power Switch/Volume Control (Rotary)
Press the ON/VOLUME control knob to turn on the
radio. Press the ON/VOLUME control knob a second
time to turn off the radio.
Electronic Volume Control
The electronic volume control turns continuously (360
degrees) in either direction without stopping. Turning the
ON/VOLUME control knob to the right increases the
volume and to the left decreases it.
When the audio system is turned on, the sound will be
set at the same volume level as last played.
SEEK Buttons
Press and release the SEEK buttons to search for the next
listenable station in AM/FM mode. Press the right switch
to seek up and the left switch to seek down. The radio
will remain tuned to the new station until you make
another selection. Holding either button will bypass
stations without stopping until you release it.
SCAN Button
Pressing the SCAN button causes the tuner to search for
the next listenable station in AM or FM frequencies,
pausing for 5 seconds at each listenable station before
continuing to the next. To stop the search, press the
SCAN button a second time.
Voice Recognition Button (UConnectŸ Hands Free
Phone) Ð If Equipped
Press this button to operate the Hand Free Phone (UCon-
nectŸ) feature (if equipped). Refer to ªHands-Free Com-
munication (UConnectŸ)º in Section 3 for more informa-
tion.
If your vehicle is not equipped with or this feature is not
available on your vehicle, a ªNot Equipped With UCon-
nectº message will display on the radio screen.
UNDERSTANDING YOUR INSTRUMENT PANEL 229
4

Phone Button (UConnectŸ Hands Free Phone) Ð
If Equipped
Press this button to operate the Hand Free Phone (UCon-
nectŸ) feature (if equipped). Refer to ªHands-Free Com-
munication (UConnectŸ)º in Section 3 for more informa-
tion.
If your vehicle is not equipped with or this feature is not
available on your vehicle, a ªNot Equipped With UCon-
nectº message will display on the radio screen.
TIME Button
Press the TIME button and the time of day will display. In
AM or FM mode, pressing the TIME button will switch
between the time and frequency displays.
Clock Setting Procedure
1. Press and hold the TIME button, until the hours blink.
2. Adjust the hours by turning the right side TUNE
control knob.3. After adjusting the hours, press the right side TUNE
control knob to set the minutes. The minutes will begin to
blink.
4. Adjust the minutes using the right side TUNE control
knob. Press the TUNE control knob to save time change.
5. To exit, press any button/knob or wait 5 seconds.
The clock can also be set by pressing the SETUP button.
For vehicles equipped with satellite radio, press the
SETUP button, use the TUNE control to select SET
CLOCK, and then follow the above procedure, starting at
Step 2. For vehicles not equipped with satellite radio,
press the SETUP button and then follow the above
procedure, starting at Step 2.
INFO Button
Press the INFO button for an RDS station (one with call
letters displayed). The radio will return a Radio Text
message broadcast from an FM station (FM mode only).
230 UNDERSTANDING YOUR INSTRUMENT PANEL

RW/FF
Pressing the RW (Rewind) or FF (Fast Forward) buttons
causes the tuner to search for the next frequency in the
direction of the arrows. This feature operates in either
AM or FM frequencies.
TUNE Control
Turn the right side rotary control clockwise to increase or
counter-clockwise to decrease the frequency.
Setting the Tone, Balance, and Fade
Press the rotary TUNE control knob and BASS will
display. Turn the TUNE control knob to the right or left to
increase or decrease the Bass tones.
Press the rotary TUNE control knob a second time and
MID will display. Turn the TUNE control knob to the
right or left to increase or decrease the Mid Range tones.Press the rotary TUNE control knob a third time and
TREBLE will display. Turn the TUNE control knob to the
right or left to increase or decrease the Treble tones.
Press the rotary TUNE control knob a fourth time and
BALANCE will display. Turn the TUNE control knob to
the right or left to adjust the sound level from the right or
left side speakers.
Press the rotary TUNE control knob a fifth time and
FADE will display. Turn the TUNE control knob to the
left or right to adjust the sound level between the front
and rear speakers.
Press the rotary TUNE control knob again to exit setting
tone, balance, and fade.
MUSIC TYPE Button
Pressing this button once will turn on the Music Type mode
for 5 seconds. Pressing the Music Type button or turning
the TUNE control knob within 5 seconds will allow the
UNDERSTANDING YOUR INSTRUMENT PANEL 231
4

program format type to be selected. Many radio stations do
not currently broadcast Music Type information.
Toggle the Music Type button to select the following
format types:
Program Type16 Digit-Character
Display
No program type or un-
definedNone
Adult Hits Adlt Hit
Classical Classicl
Classic Rock Cls Rock
College College
Country Country
Foreign Language Language
Information Inform
Jazz Jazz
News News
Program Type16 Digit-Character
Display
Nostalgia Nostalga
Oldies Oldies
Personality Persnlty
Public Public
Rhythm and Blues R & B
Religious Music Rel Musc
Religious Talk Rel Talk
Rock Rock
Soft Soft
Soft Rock Soft Rck
Soft Rhythm and Blues Soft R&B
Sports Sports
Talk Talk
Top 40 Top 40
Weather Weather
232 UNDERSTANDING YOUR INSTRUMENT PANEL