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SONY»
3-800-719-21 (1)
Compact Disc
Compact Player
Operating Instructions
Discman
n COMPACT
iwm
DIGITAL AUDIO
D-848K
©1995 by Sony Corporation
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Welcome!
Thank you for purchasing the
Sony D-848K Compact Disc
Compact Player. Before
operating your Discman, please
read this manual and retain it for
future reference.
For the accessories supplied with
your Discman, refer to "Supplied
Accessories" towards the end of
this manual.
Owner's Record
The model number is located at the bottom
and the serial number is located inside the
battery compartment. Record the serial
number in the space provided below.
Refer to them whenever you call upon
your Sony dealer regarding this product.
Model No. D-848K Serial No.
______
WARNING
To prevent fire or
shock hazard, do not
expose the unit to
rain or moisture.
INFORMATION
For the customers in the USA
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 vvill 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 tlie separation between the
equipment and receiver.
- Connect the equipment into an outlet on
a circuit different from that to which the
recei^'cr 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.
To avoid electrical
shock, do not open
the cabinet. Refer
servicing to qualified
personnel only.
CAUTION
The use of optical instruments with this
product will increase eye hazard.
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Table of contents
Playing a CD in a car......................................................... 5
Other Operations
Using the remote control................................................................................. 8
Playing tracks repeatedly (Repeat Play) ........................................................ 9
Playing tracks in random order (Shuffle Play).............................................. 10
Using other functions
To select audio emphasis (DSP)
To enjoy surround effect.......................................................................... 11
To prevent sound from skipping (SUPER ESP)
To lock the buttons and the lid.................................................................. 12
To resume playing from the point you stopped the CD
(Resume Play)........................................................................................... 13
To turn off the beep.................................................................................. 13
To listen with the headphones.................................................................. 13
Connecting to other stereo equipment
Installing in a Car
Where to place your Discman and remote control holder............................. 14
Mounting your Discman .............................................................................. 14
Preparing the car connecting pack................................................................ 16
Replacing the fuse of the car battery cord
Power Sources
Using AC power adaptor
Using rechargeable battery (BP-DMIO)....................................................... 18
Using dry batteries........................................................................................ 19
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11
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14
17
18
18
Continue to the next page
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I aoie OT contents (continued)
Additional Information
Precautions.....................................................................................................20
Maintenance...................................................................................................21
Troubleshooting.............................................................................................21
Messages displayed on the remote control....................................................21
Specifications................................................................................................ 22
Parts identification........................................................................................ 23
................................................
20
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Playing a CD in a car
You can play a CD in a car, using your Discman on car battery.
You can also use it on house current, rechargeable battery and
dry batteries (see "Power Sources" on pages 18 and 19.)
For how to install in a car, see pages 14 -17.
Connect
Car cassette deck
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-¿ews'.iKeifc.'--
ace a CD
d) Fit the CD to the pivot and
Play
(J) start playback on the car cassette deck.
Label
side up
press ± OPEN/CLOSE.
To stop play, press ■ STOP/DISPLAY OFF.
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>Other Operations
Using the remote control
You can dperate the remote control only
when the power is supplied through the
DC IN 4.5 V jack.
The buttons on the remote control have
the same function as those with the
same names on the main unit (except
the MODE button).
*Press to mute the sound instantly.
Press again to resume sound.
How to install batteries
When to replace the batteries
The batteries usually last for about 3
months.
When the remotely controllable area
becomes smaller or the illumination of the
buttons becomes darker, replace all the
batteries with new ones.
To adjust the volume
Press LEVEL + or - button.
When you press LEVEL +, "LEV+" is
displayed. When you press LEVEL
"LEV-" is displayed.
To make various mode settings
How to set the mode on the remote
control is different from how it is set on
the main unit (see pages 9 -12).
1 Press MODE.
2 Select the mode you want by pressing
A or ▼.
3 Select the setting under the mode by
pressing ► or ◄.
4 Press TRANSMIT.
Notes
• If 10 seconds have passed before you
press TRANSMIT, the settings you have
made will be cancelled. If this happens,
repeat steps 1-4.
• If the indicatioris on the display of the
main unit do not change after you press
TRANSMIT, that means the signals from
the remote control have not been
transmitted to the main unit successfully.
Operate the remote control within the
proper distance and angle from the main
unit (see page 9.)
Insert two size AA (R6) batteries (not
supplied) into the battery compartment.
About the illumination
• As long as the remote control is kept
in its holder, all the buttons (except A,
▼, ►, and TRANSMIT) and the
display are illuminated.
• When the remote control is
disconnected from its holder, the
buttons are not illuminated.
When you press ILLUMINATION or
any operation button, all the buttons
(except A, T, ►, A and TRANSMIT)
and the display are illuminated for
about 15 seconds.
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Controllable area
Controllable area is as illustrated. Point
the remote control towards the remote
sensor of the unit.
Playing tracks repeatedly (Repeat Play)
You can play tracks repeatedly in
normal, and shuffle play modes. Repeat
all the tracks or only one track.
MODE
SELEa
To repeat all the tracks
1 Press MODE repeatedly during play
until "PLAY" appears.
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2 Press SELECT repeatedly until the
" " indication appears.
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To cancel repeat play, press SELECT
repeatedly until no play mode
indication is displayed.
When using the remote control:
Press MODE, and select "PLAY" by
pressing A and T, Then select " ct" by
pressing ► and -4 , and press
TRANSMIT.
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To repeat a single track
1 Press MODE repeatedly until
"PLAY"appears, while the track you
want to repeat is playing.
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2 Press SELECT repeatedly until the
" cf 1" indication appears.
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To repeat another track, press or
Playing tracks in random order (Shuffle Play)
You can play the tracks in a CD in
random order.
1 Press MODE repeatedly during
play until "PLAY" appears .
To cancel repeat play, press SELECT
repeatedly until no play mode
indication is displayed.
When using the remote control:
Press MODE, and select "PLAY" by
pressing A and ▼. Then select " 1"
by pressing ► and ^ , and press
TRANSMIT.
10
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2 Press SELECT repeatedly until the
"SHUF" indication appears.
The tracks play in random order.
-SHUF.
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To cancel shuffle play, press SELECT
repeatedly until no play mode
indication is displayed.
When using the remote control:
Press MODE, and select "PLAY" by
pressing A and ▼. Then select "SHUF"
by pressing ► and ◄ , and press
TRANSMIT.
Note
• During shuffle play, you cannot return to
the previous tracks by pressing .
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Using other functions
To select audio emphasis (DSP)
You can enjoy four types of sound
effects with the DSP (Digital Signal
Processor) function.
Note
•If the sound is distorted when
emphasizing bass, turn down the volume.
To enjoy surround effect
You can add a rich and spacious effect
to the original sound. " ((((^3)))) ” is more
effective than"
1 Press MODE repeatedly during play
until "DSP" appears.
TTT'U J u f < t
2 Press SELECT repeatedly until the
effect you want appears.
Each time you press SELECT, the
DSP mode cycles as listed below:
DSP mode Select to
BASS *
BASS
CAR «
CAR M* car. "CAR " is
To cancel the DSP function, press
SELECT repeatedly until no DSP
indication is displayed.
When using the remote control:
Press MODE, and select "DSP" by
pressing A and ▼. Then select the effect
you want by pressing ► and ^ , and
press TRANSMIT.
Emphasize bass.
"BASS " is more
effective.
Improve audibility in a
noisy place such as in a
more effective.
1 Press MODE repeatedly until "SUR"
appears.
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2 Press SELECT repeatedly until the
effect you want appears.
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To cancel the surround effect, press
SELECT repeatedly until no indication
appears.
When using the remote control:
Press MODE, and select "SUR" by
pressing A and T. Then select the effect
you want by pressing ► and M , and
press TRANSMIT.
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__________
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To prevent sound from skipping (SUPER ESP)
The SUPER ESP (Super Electronic Shock
Protection) function prevents the sound
from skipping by using a buffer
memory that stores music data for
about 10 seconds. Use this function
when listening playing in a car or
during a w¿Ik.
1 Press MODE repeatedly until the
"ESP" indication appears.
2 Press SELECT repeatedly until
"SUPE^ ^S/" appears.
To cancel the SUPER ESP function,
press SELECT repeatedly until no ESP
mode indication is displayed.
When using the remote control:
Press MODE, and select "ESP" by
pressing A and V. Then select "SUPER
ESP" by pressing ► and ◄ , and press
TRANSMIT.
Notes
•Playing may stop when the Discman gets
a strong shock even when the SUPER ESP
function is on.
• When you record a CD on a cassette tape
using a tape recorder that has a blank
search function, cancel the SUPER ESP
function.
•If you hear a noise or sound skip when:
- listening to a dirty or scratched CD,
- listening to an audio test CD or,
- the Discman receives continuous shock,
set the SUPER ESP function to off.
•Sound may skip if you set the SUPER ESP
function to on during play.
To lock the buttons and the lid
You can lock your Discman and the lid
to prevent accidental operation.
Slide HOLD/LOCK in the direction of
the arrow.
When you press any button, ”Hol d"
appears.
You can still operate the unit with the
operation buttons on the remote control.
To unlock, slide HOLD/LOCK back.
Note
•The lid may open accidentally caused by
continuous jarring or bumpinb in the car.
Make sure to lock the lid when using this
unit in the car.
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To resume playing from the
point you stopped the CD
(Resume Play)
Normally, every time you stop and
play, playing starts from the begiruiing
of the CD. The resume play function,
however, lets you listen to from the
point at which you last turned off the
Diseman.
Set RESUME to ON.
To cancel resume play, set RESUME to
OFF.
Notes
•Even if RESUME is set to ON, playing
starts from the beginning when you open
the lid.
•The resume point may be inaccurate by
about 30 seconds.
To turn off the beep
You can turn off the beep that sounds as
you operate your Diseman.
While you press and hold down ■
STOP/DISPLAY OFF on the main unit,
connect the power source.
To listen with the headphones
Connect the headphones to the 0 jack
firmly.
Connecting to other
stereo equipment
You can listen to the CD through other
stereo equipment or record a CD on a
cassette tape. Refer to the instruction
manual of other equipment for details.
Before making connections, turn off
each equipment.
Stereo system,
cassette recorder,
radio cassette
recorder, etc.
* To connect an equipment without LINE
IN nor REC IN jack, use the RK-G134
connecting cord and connect to MIC jack.
Notes
•Before you play the CD, turn down the
volume of the connected equipment so as
not to damage the connected speakers.
•To output the original sound, cancel the
DSP and surround functions (see page
n.)
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installing in a Car
Where to place your Discman and remote control holder
• Install the Discman and remote
control holder in a location which:
- does not intefere with your driving.
- is not dangerous for passengers.
- does not interfere with the glove
box lid or ashtray.
- is stable, and where nothing around
it may interfere with installation.
• Do not install the Discman and remote
control holder near heat sources or
where subject to direct sunlight,
excessive dust, or moisture (especially
on a dashboard.)
Please understand that we will not incur
any obligations for troubles caused by
incorrect installation.
Mounting your Discman
Attach the Discman to the console box
with the supplied Velcro tapes.
Bottom of the Discman
•When you are going to park your car for
a long period of time, remove the
Discman from the Velcro tapes so that it
will not be exposed to direct sunlight.
For models supplied with the mount plate
Before attaching the Discman to the
console box, attach the Discman to the
mount plate.
1 Attach the Discman to the mount
plate.
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Align the T marks.
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2 Attach the mount plate to the console
box with the supplied velcro tapes.
Bottom of
the mount plate
To remove the Discman
To attach the remote control holder
Attach the remote control holder with
the supplied double-sided sticking tape.
To route the cord
Use the supplied spiral tube to route the
cords so that they do not interfere with
your driving.
Note on the car battery cord
The 4.5V DC plug supplied with car
battery cord conforms to the proposed
standards of the Electronic Industries
Association of japan (EIAj). Do not connect
it to other Discman.
Polarity of the plug
(EIAJ standards)
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Preparing the car connecting pack
If you have a car cassette deck with a
tape head at the right or left side, you
can use the car connecting pack as it is.
If you have a car cassette deck with a
tape head inner, change the side where
the cord exits as follows:
1 Take out the part as shown.
2 Change the side where the cord
exits and reattach the part.
3 Insert the car connecting pack into
the car cassette deck.
Tape transport direction
Change the tape transport direction, if
necessary.
A tape head of
the car cassette
deck
ir
If
ilfiL
at the right
J ^
at the left*
* The cassette deck should have a
reversible playback head.
Tape transport
direction
Set to play back
the Side A of
the cassette.
Set to play back
the Side B of
the cassette.
Set to play back
the Side A of
the cassette
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Notes
• If no sound is heard or the car
connecting pack is ejected, change the
direction of playback on the car
cassette deck.
• Never insert the cord end of the car
connecting pack into the cassette
insertion door. Otherwise, the cord may
break or the car cassette deck may be
damaged.
• You cannot use the car connecting pack
with some car cassette deck.
•The cord should be placed so that it does
not hinder driving.
• To disconnect the cord from the
Oiscman, pull it out by grasping the plug.
Never pull the plug out by the cord.
• With some car cassette decks, you may
hear some rattling noise from the car ^
connecting pack. However, this is not a
sign of malfunction.
Replacing the fuse of the car battery cord
If the Discman does not operate, check
the fuse. If it is blown, replace it as
follows:
1 Turn off the Discman and remove
the cigarette lighter plug from the
cigarette lighter socket.
2
Remove the plug end by turning it
counterclockwise.
3
Remove the defective fuse from the
plug.
4
insert the supplied spare fuse into
the plug.
5
Replace the plug end by turning it
clockwise.
Remove Fuse
/Л
Plug end Cigarette lighter plug
Notes
•Be sure to use the supplied spare fuse.
Never use a piece of wire as a substitute
for the fuse.
•If the fuse is blown again after replacing
it, contact your nearest Sony dealer. In
such a case, bring the supplied spare fuse
to the dealer with you.
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►Power Sources
Using AC power adaptor
Connect the supplied AC power
adaptor to the DC IN 4.5 V jack and a
wall outlet.
to a wall outlet
For models supplied with the AC plug
adaptor
If the AC power adaptor does not fit the
wall outlet, use the AC plug adaptor.
Using rechargeable battery (BP-DM10)
Insert the rechargeable battery so
that the word "Discman" is facing
the same direction as illustrated
inside the lid, and close the lid.
Connect the AC power adaptor and
charge for about 3 hours.
The indication "CHG" lights up
until charging is completed.
Charge the rechargeable batteries before
using them for the first time.
1 Open the lid of the battery
compartment.
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4 When fully charged, disconnect the
AC power adaptor.
(rear)
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When to charge the battery
When the battery is used up,
indication appears in the display.
Charge the rechargeable battery.
Battery life
When you use the Diseman on a flat and
stable place, approx. 2.5 hours (with
SUPER ESP on) and 3.5 hours (with
SUPER ESP off) of continuous play is
possible.
To take out the batteries
Press the © side of the battery as
shown.
/Votes
•Charging time varies depending on how
the rechargeable battery is used.
• If the battery is new or has not been used
for a long tinu\ it may not be charged
completely until you charge and
discharge it several times.
♦If the battery life reduces by about half,
replace it with Sony BP-DMIO
rechargeable battery. Do not use any
other rechargeable battery.
Using dry batteries
1 open the lid of the battery
compartment.
(rear)
Insert two LR6 (size AA) alkaline
batteries by matching the 0 and ©
to the diagram inside the battery
case and close the lid.
When to replace the dry batteries
When the battery is used up,
indication appears in the display.
Replace all the batteries with new ones.
Battery life
When you use the Diseman on a flat and
stable place, approx. 5 hours (with
SUPER ESP on) and 7 hours (with
SUPER ESP off) of continuous play is
possible.
Notes
•Do not charge the dry batteries.
•Do not mix new batteries with old ones.
•Do not use different types of batteries
together.
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>^Additional Information
Precautions
On safety
•Should any solid objects or liquid fall into
the unit, unplug it and have it checked by
qualified personnel before operating it
any further.
•Do not put any foreign objects in the DC
IN 4.5 V (external power input) jack.
On power sources
♦When you are not using the unit for a
long time, disconnect all power sources
from the unit.
•The nameplate indicating operating
voltage, power consumption, etc. is
located on the bottom. (On the AC power
adaptor for Middle East only.)
On the AC power adaptor
•Use only the supplied AC power adaptor.
Do not use any other AC power adaptor.
Polarity of the plug
(EIAJ standards)
•To unplug the AC power adaptor from
the wall outlet, grasp the adaptor itself,
do not pull its cord.
On dry and rechargeable batteries
• Do not throw the batteries into fire.
•Do not carry the rechargeable batteries
with coins or other metallic objects. It can
generate heat if the positive and negative
terminals of the batteries are accidentally
contacted by a metallic object.
• Do not tear off the film on the
rechargeable battery.
On the unit
•Keep the lens on the unit clean and do
not touch it. If you do so, the lens may be
damaged and the unit will not operate
properly.
• Do not put any heavy object on top of the
unit. The unit and the CD may be
damaged.
•Do not leave the unit in a location near
heat sources, or in a place subject to direct
sunlight, excessive dust or sand,
moisture, rain, mechanical shock,
unleveled surface, or in a car with its
windows closed.
♦If the unit causes interference to the radio
or television reception, turn off the vmit or
move it away from the radio or television.
• Do not wrap the unit in a cloth or blanket
during use as it may cause malfunction or
serious accidents.
On headphones
Road safety
Do not use headphones while driving,
cycling, or operating any motorized
vehicle. It may create a traffic hazard and
is illegal in some areas. It can also be
potentially dangerous to play your
headsets at high volume while walking,
especially at pedestrian crossings. You
should exercise extreme caution or
discontinue use in potentially hazardous
situations.
Preventing hearing damage
Avoid using headphones at high volume.
Hearing experts advise against continuous,
loud and extended play. If you experience
a ringing in your ears, reduce volume or
discontinue use.
Caring for others
Keep the volume at a moderate level This
will allow you to hear outside sounds and
to be considerate to the people around you.
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Maintenance
To clean the lens
Clean the lens with a lens cleaning kit KKDM1.
To clean the casing
Use a soft cloth slightly moistened in water
or a mild detergent solution. Do not use
alcohol, benzine or thinner.
T roubleshooting
Should any problem persist after you have
made these checks, consult your nearest
Sony dealer.
The CD does not play or "no
dl 5l" appears in the display
though a CD is placed in the
unit.
The CD is dirty or defective.
Insert the CD with the label side up.
Moisture conder\sation has occurred.
Leave the unit aside for several
hours until the moisture evaporates.
4 The lens is dirty.
Close the lid of the unit and the
battery compartment firmly.
•> Make sure the batteries are inserted
correctly.
Connect the AC power adaptor to a
wall outlet securely.
No sound, or noise is heard.
Connect the plugs firmly.
Plugs are dirty. Clean the plugs with
a dry soft cloth periodically.
"H/ dc ' n" appears in the
display.
Use only the supplied AC power
adaptor or recommended AC power
adaptor AC-E45HG (not supplied).
"Ho/ d" appears in the display
when you press a button.
The buttons are locked. Slide
HOLD/LOCK back.
The lid will not open.
The lid is locked.
Slide HOLD/LOCK back.
The battery life is short.
Manganese batteries are u.sed. Use
alkaline batteries.
Replace the batteries with new ones.
Messages displayed on the remote control
When using on the remote control,
various messages appear on the display.
Main messages are;
Message
0/C
(O/C)
FF (FF)
FR (FR) When you press
f(iJ + E
(MUtE)
tffnS
(tRnS)
bus y
(busy)
Appears
When you press ~ while
the buttorrs on the remote
control are not illuminated
When you press
When you press MUTE,
"MUtE" and the track
number light alternately
When you press
TRANSMIT
While signals are being
transmitted from the remote
control to the main unit
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Page 21
Specifications
System
Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wavelength: X=780 nm
Emission duration; Continuous
Laser output power: Less than
44.6 pW*
*This output is the value measured at a
distance of 200 mm from the objective
lens surface on the optical pick-up
block with 7 mm aperture.
Error correction
Sony Super Strategy Cross Interleave
Reed Solomon Code
D-A conversion
1-bit quartz time-axis control
Frequency response
20 - 20,000 Hz dB (measured by ElA]
CP-307)
Output (at 4.5 V input level)
Headphones (stereo minijack)
20 mW + 20 mW at 16 ohms
Line output (stereo minijack)
Output level 0.75 V rms at 47 kilohms
Recommended load impedance over 10
kilohms
General
Power requirements
• Sony BP-DMIO rechargeable batteriy:
2.4 V DC, Ni-Cd, 650 mAh
• Two LR6 (size AA) batteries: 3 V DC
• AC power adaptor (DC IN 4.5 V
jack):
220 - 230 V, 50 Hz (European and
Asian model)
120 V, 60 Hz (USA, Canadian, Central
and South American model)
110 - 240 V, 50/60 Hz (Middle
Eastern model)
240 V, 50 Hz (U.K. and Australian
model)
100 - 240 V, 50/60 Hz (Model for
other countries)
• Car battery (DC IN 4.5 V jack);
4.5 V DC
Dimensions (w/h/d) (incl. projecting
parts and controls)
Approx. 140 X 33.3 X 166.5 mm
(5 % X 1 Vi#, X 6 Vti in.)
Mass (excl. rechargeable batteries)
Approx. 320 g (11.3 oz) '
Operating temperature
5°C-35°C (41“F-95“F)
Supplied accessories
AC power adptor (1)
Car battery cord (1)
Car connecting pack (1)
Velcro tapes (2)
Spiral tube (1)
Spare fuse (1)
Remote control (1)
Dry batteries (2)'*
Remote control holder (1)
Double-sided sticking tape (1)
Connecting cord (Phono plug x 2
stereo miniplug) (1)*
Car mount plate (1)**
* Canadian model and world model
only
“’World model only
Design and specifications are subject to
change without notice.
Recommended accessories
Car connecting kit CPA-85U
Active speaker system SRS-A50
Rechargeable battery BP-DMlO
Connecting cord RK-G129
AC power adaptor AC-E45HG
Car battery cord DCC-E245HG
Car connecting pack CPA-8
Your dealer may not handle some of the
above listed accessories. Please ask the
dealer for detailed information about the
accessories in your country.
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Page 22
Parts identification
For explanation of the use of each part, refer to the pages indicated in parentheses.
For the supplied remote control, see "Using the remote control" on page 8.
Display (7)
± OPEN/CLOSE
button (6)
MODE button (9)
SELECT button (9)
Remote sensor (9)
Lens (21)
^ (headphones)
jack (5)
VOLUME
control (6)
►II (play/pause) button (6)
(AMSVsearch) buttons (7)
' AMS: Automatic Music Sensor
STOP/DISPLAY OFF button (6)
Continue to the next page ->
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Page 23
Parts identification (continued)
Sony Corporation Printed in Japan
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