Panasonic CQ-4400U User manual

High Power Auto Reverse Cassette / Receiver
With Changer Control
CQ-4400U
Operating Instructions
Please read these instructions carefully before using this product and save this manual for future use.

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Panasonic welcomes you to our ever growing family of electronic product owners. We know that this
product will bring you many hours of enjoyment. Our reputation is built on precise electronic and
mechanical engineering, manufactured with carefully selected components and assembled by people
who take pride in their work. Once you discover the quality, reliability, and value we have built into this
product, you too will be proud to be a member of our family.
❏Use This Equipment Safely
When Driving
Keep the volume level low enough to be aware of road and traffic conditions.
When Vehicle Washing
Do not expose the equipment, including the speakers and tapes, to water or excessive moisture. This
could cause electrical shorts, fire, or other damage.
When Parked
Parking in direct sunlight can produce very high temperatures inside your vehicle. Give the interior a
chance to cool down before switching the unit on.
Use the Proper Power Supply
This equipment is designed to operate off a 12 volt, negative ground battery system (the normal system
in a North American vehicle.)
Protect the Tape Mechanism
Keep magnets, screwdrivers, or other metallic objects away from the tape mechanism and tape head to
prevent poor performance or malfunctions.
Use Authorized Servicenters
Do not attempt to disassemble or adjust this precision equipment. Please refer to the Servicenter list
included with this product for service assistance.
For Installation
The product should be installed in a horizontal position with the front end up at a convenient angle, but
not more than 30˚.
Notes:
• This unit can be connected to an optional CD changer (CX-DP801EUC, etc).
• For connection and operation for CD changer, please refer to the operating Instructions of that unit.
• Optional wired Remote control CA-RC350U, can be connected to this unit.
Find the model number and serial number on either the back or bottom of the unit. Please record them
in the space below and retain this booklet as a permanent record of your purchase to aid in
identification in case of theft.
MODEL NUMBER SERIAL NUMBER
DATE PURCHASED FROM
CQ-4400U

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Contents
Use This Equipment Safely ...................................................................Page 2
❏Power and Sound Controls ......................................................................4
How to adjust the volume, mute, balance, and tone for best listening
❏Radio Basics..............................................................................................6
Mode selection, manual and automatic tuning, band selection,
preset stations
❏Cassette Tape Player Basice....................................................................9
How to load, wind, play, and eject a cassette tape
❏CD Changer Basics.................................................................................13
Play, repeat, random and scan, error messages.
Note: CD changer controls are applicable to units with optional CD changer
unit (sold separeately).
❏Clock Basics............................................................................................15
Setting the time, selecting the clock display, alarm operation
❏Casette Head Cleaning Warning............................................................17
❏Installation Guide ....................................................................................18
Step-by-step procedures
❏Troubleshooting ......................................................................................23
Troubleshooting tips, where to get service help
Specifications .............................................................................................25
Part 15 of the FCC Rules ............................................................................25

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Power and Sound Controls
Power
If the vehicle is not running yet, turn the key in the ignition until the
accessory indicator lights.
Press [PWR] to switch on the power.
Changing Audio Modes
Press this knob [SEL] to change the audio mode as follows.
VOL aBASS aTRE
(Volume) (Treble)
cd
FADE bBAL
(Fader) (Balance)
Volume
●Press the knob to select the volume mode and then turn it
clockwise or counterclockwise to increase or decrease the volume.
●Turn the knob clockwise or counterclockwise more than 0.5
seconds to change the numeric level in sequence.
Bass and Treble
Press the knob to select the BASS(TREBLE) mode and then turn it
clockwise or counterclockwise to increase or decrease the
bass/treble level.
0 to 40
-12 to 12 -12 to 12
Volume Level
Anti-Volume-Blast Circuit
This unit has a safety function which slowly raises volume level
when power is switched back on after it is turned off at a specific
level (20) or higher.
d
d

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Fader
Press the knob to select the FADER mode and then turn it
clockwise or counterclockwise to shift the sound volume to the front
or rear speakers.
Tone Enhancement (Loudness)
●Press and hold [BAND] (LOUD) for more than 2 seconds to
enhance bass and treble tones when listening at low or medium
volume.
●Press and hold [BAND] (LOUD) for more than 2 seconds again to
deactivate when listening at higher volumes.
Mute
●Press [MUTE] to mute the sound completely.
●Press [MUTE] again to cancel.
or R 1 to 15 Fader Center
Note: In the audio mode (BASS/TRE/BAL/FAD), the display will
be back to regular operation mode with no operation for more
than 5 seconds (2 seconds in the VOL mode).
Balance
Press the knob to select the BALANCE mode and then turn it
clockwise or counterclockwise to shift the sound volume to the right
or left speakers.
or L 1 to 15 Balance Center
Press and hold
(R: RightL, : Left)
(F: Front, R: Rear)

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Radio Basics
Mode Selection
Press [MODE] to change the operation mode as follows.
Radio aCassette aCD changer (when connected)
cd
To change to the tuner mode
In case of CD changer mode or Tape mode, press [MODE].
Selecting a Band
Press [BAND] to change the band setting as follows.
FM1 aFM2 aW/B aAM
c(Weather Band) d
"ST" indicator lights during reception of an FM stereo broadcast.
Manual Tuning
Press [TUNE jj]or [TUNE ii]to tune in a higher or lower
frequency.
Seek Tuning
Press and hold [SEEK jj]or [SEEK ii]for more than 0.5
seconds, then release it.
Seeking will automatically stop when a signal of the next broadcast
station is received.
Hold and release

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Station Preset
FM1, FM2, and AM can save maximum 6 stations each in their preset station memories.
Manual Station Preset
Press [BAND] to select a desired band.
Use manual or seek tuning to find a station which is to be preset
in the memory.
Press and hold one of the preset buttons [1] to [6] until the
display blinks once.
Note: You can change the memory setting by repeating the above
procedure.
Tuning in a Preset Station
Press any of the buttons [1] to [6] to tune in the station preset by
the above.
Auto Station Preset
Select a band and press and hold [SCAN] (AUTO PRESETS) for
more than 2 seconds.
●The 6 strongest available stations will be automatically saved in
the memory on preset buttons [1] to [6].
●Once set, the preset stations are sequentially scanned for 5
seconds each.
Note: The stations manually preset on the select band will be
deleted.
Preset Number
Caution: To ensure safety, never attempt to preset stations while you are driving.
d
d
Press and hold
Press and hold




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Radio Basics (continued)
Tuning in a Weather Band
Station
Press any of the buttons [1] to [6] to tune in the station preset by
the previous page.
Weather Band Stations
National Weather Radio Broadcasts from over 380 locations
throughout the U.S. on seven VHF/FM frequencies.
Tune to weather band to receive continuous weather information 24
hours a day on one of the following frequencies.
1. 162.550 MHz
2. 162.400 MHz
3. 162.475 MHz
4. 162.425 MHz
5. 162.450 MHz
6. 162.500 MHz
7. 162.525 MHz
Occasionally the frequency of an existing or planned station must
be changed because of unexpected radio frequency interference
with adjacent NOAA Weather Radio Stations and/or with other
Government or Commercial Operations within the area. If you have
a question concerning NOAA Weather Radio, please contact your
nearest National Weather Service Office.
Note: The weather band (CH1-6) has been preset in advance.
CH7 is selected by pressing [jj]or [ii].
WB Weather Band Frequency(channel) Number
The frequency (162) remains unchanged.

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Cassette Tape Player Basics
Tape Insert
Insert the cassette with the exposed tape side facing to the right.
Play will start automatically.
Rewind and Fast Forward
Press [ii](REW) or [jj](FF) to activate rewind or fast forward of
the tape.
Press []to stop.
The tape will resume playing from that position.
Changing Sides
Press []to reverse.
Exposed Tape side
Playing Side Indicator
Top Side Playing Bottom Side Playing
Rewind
Fast Forward