Panasonic Wma Mp3 Cd Player Receiver Cq Cb9900u Operating Instructions

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TroubleshootingPreliminary StepsCheck and take steps as described in the tables below.If You Suspect Something WrongImmediately switch the power off.
Disconnect the power connector and check that there is 
neither smoke nor heat from the unit before asking for 
repairs. Never try to repair the unit by yourself because it 
is dangerous to do so.Caution:
≥ Do not use the unit if it malfunctions or if 
there is something wrong.
≥ Do not use the unit in abnormal condition, 
for...

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Troubleshooting 
(continued)
CD/MP3/WMA
Problem
Possible cause Possible solution
No playback or disc 
ejected
The disc is inserted upside down.Insert a disc correctly.
There is a fl aw or foreign objects 
on the disc.Remove the foreign objects, or use a 
fl awless  disc.The disc has unplayable formatted 
data.Refer to the description about 
MP3/WMA for playable sound data 
except CD-DA (i.e. music CD).The unit plays back the ROM track 
of a mix mode CD.Skip the ROM track.
The...

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Troubleshooting 
(continued)
Error Display MessagesRadio Remote Control Unit
Problem
Possible cause Possible solution
No response to 
pressing buttons
The battery is inserted in the 
wrong direction. A wrong battery is 
inserted.Insert a correct battery in the correct 
direction.
The lithium battery is weak.Replace the battery with new one.The aiming direction of the remote 
control unit is wrong.Aim the remote control unit at the 
sensor of the unit and press buttons.The...

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MaintenanceYour product is designed and manufactured to 
ensure a minimum of maintenance. Use a dry and 
soft cloth for routine exterior cleaning. Never use 
benzine, thinner or other solvents.Product ServicingIf the suggestions in the charts do not solve the 
problem, we recommend that you take it to your 
nearest authorized Panasonic Servicenter. The 
product should be serviced only by a qualifi ed 
technician.FuseUse fuses of the same specifi ed rating (15 A). Using...

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Notes on Discs
Notes on CD-Rs/RWs≥ You may have trouble playing back some 
CD-R/RW discs recorded on CD recorders 
(CD-R/RW drives), either due to their recording 
characteristics or dirt, fi ngerprints, scratches, etc. 
on the disc surface.
≥ CD-R/RW discs are less resistant to high 
temperatures and high humidity than ordinary 
music CDs. Leaving them inside a car for 
extended periods may damage them and make 
playback impossible.
≥ Some CD-R/RWs cannot be played back...

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Caution:
≥ This unit operates with a 12 V DC 
negative ground auto battery system only. 
Do not attempt to use it in any other system. 
Doing so could cause serious damage.
    WARNING
This installation information is 
designed for experienced installers 
and is not intended for non-technical 
individuals. It does not contain 
warnings or cautions of potential 
dangers involved in attempting to 
install this product.
Any attempt to install this product in 
a motor car by...

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Installation Guide 
(continued)
Identify All LeadsThe fi rst step in installation is to identify all the 
car wires you’ll use when hooking up your sound 
system.
As you identify each wire, we suggest that you label 
it using masking tape and a permanent marker. This 
will help avoid confusion when making connections 
later.
Note:
≥ Do not connect the power connector to the stereo 
unit until you have made all connections. If there 
are no plastic caps on the stereo hooking...

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Installation Guide 
(continued)
Installation Procedures
The included mounting collar 1 is designed 
specifi cally for this unit. Do not use it to attach 
any other model.
6 Power 
connector
Engage the mounting 
springs (§) in the 
mounting holes of the 
mounting collar 1 
fi rmly.The tabs to be bent vary depending on 
the car. To securely install the unit, fully 
bend a number of the tabs so that there is 
no rattling.(b) Using the rubber cushion (option)1
Insert mounting collar...

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+
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ACC
BATTERY 15 A
LR
S.W-OUTPRE-OUT FRONTPRE-OUT REAR
FRONT SPREAR SP
Electrical ConnectionsCaution:
≥ This product is designed to operate with a 12 V 
DC, negative ground battery system.
≥ To prevent damage to the unit, be sure to follow 
the connection diagram below.
≥ Remove approximately 
1/4q (5 mm) of protective 
covering from the ends of the leads before 
connecting.
≥ Do not insert the power connector into the unit 
until the wiring is completed.≥ Be sure...

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TWIN CD
.C-CONT
Note:
≥ For wiring, carefully read the operating 
instructions for the devices connected.
Upgrading the System 2Electrical Connections 
(continued)
Upgrading the System 1Example combination
≥ CD changer (CX-DP880U, option)Example combination
≥ CD changer (CX-DP880U, option)
≥ Dual CD changer selector (CA-CD55U, option)
R (red)
CD changer 
control 
connector
RCA cord (R)
RCA cord (L)CD changer 
(CX-DP880U, option)
Extension cord  
(supplied with CX-DP880U) DIN...