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Operating Instructions
© 1999 by Sony Corporation
US
FM/AM
Compact Disc
Player
CDX-C6850
For installation and connections, see the supplied installation/connections
manual.
Owner's Record
The model and serial numbers are located on the bottom of the unit.
Record the serial number in the space provided below.
Refer to these numbers whenever you call upon your Sony dealer regarding this
product.
Model No. CDX-C6850 Serial No.
3-865-912-11 (1)


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Welcome !
Thank you for purchasing the Sony Compact
Disc Player. This unit lets you enjoy a variety
of features as well as an optional rotary
commander or a wireless remote.
In addition to the CD playback and radio
operations, you can expand your system by
connecting an optional CD/MD unit*1.
When you operate this unit or a connected
optional CD unit with the CD TEXT function,
the CD TEXT information will appear in the
display when you play a CD TEXT disc*2.
*1 You can also connect a CD changer, an MD
changer, a CD player, or an MD player.
*2 A CD TEXT disc is an audio CD that includes
information such as the disc name, artist name,
and track names.
This information is recorded on the disc.
Warning
This equipment has been tested and found to
comply with the limits for a Class B digital
device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide
reasonable protection against harmful
interference in a residential installation. This
equipment generates, uses, and can radiate
radio frequency energy and, if not installed
and used in accordance with the instructions,
may cause harmful interference to radio
communications. However, there is no
guarantee that interference will not occur in a
particular installation. If this equipment does
cause harmful interference to radio or
television reception, which can be determined
by turning the equipment off and on, the user
is encouraged to try to correct the interference
by one or more of the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the
equipment and receiver.
-- Connect the equipment into an outlet on a
circuit different from that to which the
receiver is connected.
-- Consult the dealer or an experienced radio/
TV technician for help.
You are cautioned that any changes or
modifications not expressly approved in this
manual could void your authority to operate
this equipment.
CAUTION
The use of optical instruments with this
product will increase eye hazard.


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Table of Contents
This Unit Only
With Optional Equipment
Location of controls ................................................. 4
Getting Started
Resetting the unit ................................................ 6
Detaching the front panel .................................. 6
Setting the clock .................................................. 7
CD Player
Listening to a CD ................................................ 7
Playing a CD in various modes ........................ 9
Radio
Memorizing stations automatically
-- Best Tuning Memory (BTM) ................... 9
Memorizing only the desired stations ........... 10
Receiving the memorized stations .................. 10
Storing the station names
--Station Memo ........................................... 11
Locating a station by name
-- List-up ...................................................... 12
Other Functions
Labeling the rotary commander ..................... 12
Using the rotary commander .......................... 13
Adjusting the sound characteristics ............... 14
Attenuating the sound ..................................... 14
Changing the sound and display settings ..... 15
Adjusting the frequency of the speakers and
the subwoofer(s) .......................................... 16
CD/MD Unit
Playing a CD or MD ......................................... 17
Playing tracks repeatedly
-- Repeat Play ............................................. 18
Playing tracks in random order
-- Shuffle Play .............................................. 18
Labeling a CD
-- Disc Memo ............................................... 19
Locating a disc by name
-- List-up ...................................................... 20
Selecting specific tracks for playback
-- Bank .......................................................... 20
TV/Video
Watching the TV ............................................... 21
Watching a video .............................................. 21
Memorizing TV channels automatically ....... 21
Memorizing only the desired TV channels ... 22
Storing the TV channel names ........................ 22
Displaying the information stored on discs ... 23
Watching the TV or video while listening to a
CD or MD
-- Simultaneous Play .................................. 23
Additional Information
Precautions ......................................................... 24
Maintenance ....................................................... 25
Dismounting the unit ....................................... 25
Specifications ..................................................... 26
Troubleshooting guide ..................................... 27


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Location of controls
Refer to the pages for details.
1 SEEK/AMS (seek/Automatic Music
Sensor/manual search) control
8, 10, 18, 20, 21
2 MODE (band/unit select) button
9, 10, 17, 19, 21
3 6 (eject) button (located on the front
side of the unit behind the front panel)
7, 23
4 SOURCE (source select) button
7, 9, 10, 16, 17, 19, 21, 22
5 Dial (volume/subwoofer volume/bass/
treble/left-right/rear-front control)
11, 14, 19
6 SOUND button 14
7 Display window
8 DSPL (display mode change) button
8, 11, 12, 17, 19, 20
9 OPEN button 6, 7, 25
!º LIST button
Station Memo 11, 22, 23
Disc Memo 19
List-up 12, 20
!¡ Reset button (located on the front side
of the unit behind the front panel) 6
!TM OFF button 6, 7
!£ SHIFT button
PLAY MODE 9, 10, 20, 21
REP 9, 18
SET UP 7, 8, 15, 16, 17
SHUF 9, 18
!¢ During radio reception:
Number buttons 10
During CD/MD playback:
Direct disc selection buttons 18
During TV reception:
Number buttons 22
! Receptor for the optional wireless
remote
SOUND
MODE
SOURCE
OFF
CDX-C6850
OPEN
LIST
D - BASS
OFF 1 2
3
10
23456789
1
SEEK/AMS
SHIFT
DSPL


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Optional wireless
remote (RM-X47)
The corresponding buttons of the
wireless remote control the same
functions as those on this unit.
1 OFF button
2 SEEK/AMS button
3 (­) (+) buttons
4 ATT button
5 SOUND/SEL button
6 DSPL button
7 PRESET/DISC button
You cannot perform manual search or manual
tuning with the wireless remote.
8 SOURCE button
9 MODE/DIR button
OFF
SOURCE
DIR
SEL
+
FF
­
REW
SOUND
­
+
ATT
DSPL
SEEK
AMS
PRESET
DISC
MODE