Kenwood NB-77, NB-88 instruction manual

PORTABLE COMPACT DISC PLAYER
INSTRUCTION MANUAL
Note:
This instruction manual is for common use with the 3 models
above.
Unpacking
Unpack the unit carefully and make sure that all accessories are put aside
so they will not be lost.
Examine the unit for any possibility of shipping damage. If your unit is
damaged or fails to operate, notify your dealer immediately. If your unit
was shipped to you directly, notify the shipping company without delay.
Only the consignee (the person or company receiving the unit) can file a
claim against the carrier for shipping damage.
We recommend that you retain the original carton and packing materials
for use should you transport or ship the unit in the future.
Keep this manual handy for future reference.
Before using the rechargeable batteries
The rechargeable batteries comes non-charged condition. Read
"Rechargeable battery operation" carefully and charge the batteries
before use.
B60-4271-08 00 (M/T/X)Å@
OC
9809
Before applying power
For your records
Record the serial number, found on the back panel of the unit, in
the spaces designated on the warranty card, and in the space
provided below. Refer to the model and serial numbers whenever
you call upon your dealer for information or service on this
product.
Model Serial Number
Specifications
Format
System ............................................................................ Compact disc digital audio system
Laser ....................................................................................................... Semiconductor laser
Audio
Frequency response .......................................................................... 20 Hz to 20 kHz, Å}3 dB
PHONES outpuyt level (16Ω, 1 kHz ) ............................................................ 10 mW + 10 mW
Line output/impedance ..................................................................................... 0.6 Vrms/1 kΩ
Power supply
External DC supply ........................................................................................... 4.5V to 6 V DC
Rechargeable batteries (NB-88 or NB-130) x 2 or 4 ................................................. DC 2.4 V
Commercially-available alkaline batteries (LR6/AA) x 2 or 4 ....................................... DC 3 V
Battery life (continuous repeat playback)
(Figures inside parentheses show the performance when the D.A.S.C. is ON.)
Commercially-available alkaline batteries (LR6/AA) x 2 .................................... Approx. 12 (9.5) Hours
Commercially-available alkaline batteries (LR6/AA) x 4 ..................................... Approx. 25 (20) Hours
Rechargeable batteries (NB-88) x 2 ................................................................... Approx. 5.5 (4.5) Hours
Alkaline batteries (LR6/AA) x 2 and rechargeable batteries (NB-88) x 2 ............ Approx. 18 (15) Hours
Dimensions (W x H x D) (DPC-X301) ........................................ 132 mm x 32.5 mm x 153 mm
(5 - 3/16"
x 1 - 1/4" x 6")
Dimensions (W x H x D) (DPC-X507/X602) .............................. 132 mm x 29.5 mm x 153 mm
(5 - 3/16"
x 1 - 3/16" x 6")
Weight (net) (DPC-X301) ...................................................................................... 272 g (9.6 oz)
Weight (net) (DPC-X507/X602) ............................................................................ 260 g (9.2 oz)
Note:
KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be
changed without notice.
Maintenance
Simple care
Care of lens
When the lens in the pick-up gets dirty, malfunctions including the
impossibility of playback may occur. The lens should be cleaned
using a commercially available camera lens blower, etc. Do not touch
the lens to prevent damaging the mechanism. Also do not use a
lens cleaner or disc cleaner product.
Care of main unit
When the unit gets dirty, clean with a soft, dry cloth. If the unit is
stained seriously, a moistened cloth can be used. Do not use benzine
or thinner for these will damage the unit.
Cleaning the plug
Wipe the headphone plug with a soft cloth to keep it clean.
A dirty plug may cause noise or malfunction.
Caution on disc used
Usable discs
This unit is capable of playing discs marked with . Other discs cannot be played.
8 cm single CDs can be played as they are; do not use a commercially-available single CD
adapter.
Handling
Hold compact discs so that you do not touch the playing surface.
Do not attach paper or tape to either the playing side or the label side of compact discs.
Never play a cracked or warped disc.
During playback, the disc rotates at high speed in the player. Therefore, to avoid danger, never
use a cracked or deformed disc or a disc repaired with tape or adhesive agent.
Cleaning
If fingerprints or foreign matter become attached to
the disc, lightly wipe the disc with a soft cotton cloth
(or similar) from the center of the disc outwards in a
radial manner.
Storage
When a disc is not to be played for a long period of time, remove it from the CD player and store
it in its case.
Precaution against condensation
Immediately after a room is heated or in a room with high humidity (or vapor), the unit may
malfunction due to the condensation of dew or mist on the pick-up lens. In such a case, leave
the unit for about an hour before trying to use it again.
Note: The accessories marked by an asterrisk (*) are provided only for certain areas.
The standard accessories vary depending on the model of the unit. The accessories which are not standard are
optionally available. For details, please consult your dealer.
Accessories DPC-X301 DPC-X507 DPC-X602
AC adaptor 1 1 1
Headphones 1 1 1
Remote control – *1 –
Rechargeable batteries *2 2 –
Car battery adaptor – – 1
Car cassette adaptor – – 1
AC plug adaptor *1 *1 *1
Caution: Read this page carefully to ensure safe operation.
Safety precautions
Caution: Read this page carefully to ensure safe operation.
WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR
MOISTURE.
IMPORTANT SAFEGUARDS
1. Power sources — The unit should be connected to a power supply only of the type described in
the operating instructions or as marked on the appliance.
2. Power-cord protection — Power-supply cords should be routed so that they are not likely to be
walked on or pinched by items placed upon or against them. Pay particular attention to cords at
plugs, convenience receptacles, and the point where they exit from the unit.
3. Enclosure removal — Never remove the enclosure. If the internal parts are touched accidentally,
a serious electric shock might occur.
4. Drop — Do not drop the unit or apply strong shock to it. (Damage due to dropping the unit is not
covered by the warranty.)
5. Ventilation — Avoid hindering the ventilation of the unit by covering it with a cloth, etc.
6. Abnormal smell — If an abnormal smell or smoke is detected, immediately turn the power OFF
and pull out the power cord. Contact your dealer or nearest service center.
7. Heat — Avoid placing the unit under direct sunlight or near a source of heat such as heating
equipment. Particularly, never leave it in an automobile or on the dashboard.
8. Temperature — The unit may not function properly if used at extremely low, or freezing
temperatures. The ideal ambient temperature is above +5°C (41°F).
9. Water and moisture — The unit should not be used near water — for example, near a bathtub,
washbowl, kitchen sink, laundry tub, in a wet basement, or near a swimming pool, etc.
10. Dust and moisture — Avoid places where is dusty or where the humidity is high.
11. Vibrations — Avoid placing the unit on an unstable place such as a shelf or in a place subject
to vibrations.
12. Magnetic fields — Keep the unit away from sources of magnetic fields such as TV sets,
speaker systems, radios, motorized toys or magnetized objects.
13. Cleaning — Do not use volatile solvents such as alcohol, paint thinner, gasoline, or benzine,
etc. to clean the cabinet. Use a clean dry cloth.
14. Nonuse periods — The power cord of the unit should be unplugged from the outlet when left
unused for a long period of time.
15. Damage requiring service — The unit should be serviced by qualified service personnel when:
A. The power-supply cord or the plug has been damaged.
B. Objects have fallen, or liquid has been spilled into the unit.
C. The unit has been exposed to rain.
D. The unit does not appear to operate normally or exhibits a marked change in performance.
E. The unit has been dropped, or the enclosure damaged.
16. Servicing — The user should not attempt to service the unit beyond that described in the
operating instructions. All other servicing should be referred to qualified service personnel.
17. CAUTION — TO PREVENT ELECTRIC SHOCK DO NOT USE THE AC PLUG WITH AN
EXTENSION CORD, RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE
FULLY INSERTED TO PREVENT BLADE EXPOSURE.
Please read all of the safety and operating instructions before operating this unit. For best results, follow all warnings placed on the unit and adhere to the operating and
use instructions. These safety and operating instructions should be retained for future reference.
Notes on using through car stereo
÷In case of abnormality such as smoke production, immediately unplug the car battery adaptor
from the cigar lighter socket.
÷Do not leave the products or batteries in the car, particularly above the dashboard, for this
may lead to malfunction or damage due to solar heat.
÷If the unit is connected to a car stereo using an audio cord, noise may sometimes interfere.
In case of abnormality, immediately press the Å° key to turn the power OFF, and unplug the
AC adaptor from the power outlet. Then please contact your nearest KENWOOD service
center.
For rechargeable battery
RBRC
RBRC
Ni-Cd
ATTENTION
Nickel-Cadmium batteries must be recycled or disposed of properly.
State laws may vary regarding the handling and disposal of Nickel-Cadmium batteries.
Please contact your Authorized KENWOOD Dealer for more information.
Part names
Unit (top/right side)
Sound skip guard function (D.A.S.C.)
D.A.S.C. (Digital Anti Shock Circuit)
When the D.A.S.C. function is operating, about a 10 or 40-second portion of
signals is always stored in memory. Consequently, when the unit receives
an impact, playback will continue without interruption even if the signal
from the light pickup is interrupted.
Mechanism of D.A.S.C.
Display
Storage
of digital
data
Digital memory Reproduced sound
Depending on the extent of the impact, the data in the memory may be used up,
so the playback skip protection may momentarily be ineffective.
Remaining
memory capacity
indicator
Lit
Setting the D.A.S.C.
In case of difficulty
What seems to be a serious trouble may sometimes be due to a simple mistake. Before calling
for service, check the items shown in the following table again. (If you request servicing due to
the reasons shown in the table, the service may be charged in some cases.)
÷The HOLD switch of the main
unit is set to ON.
÷The batteries are exhausted.
÷The disc is placed upside down.
÷Condensation has occurred
inside the unit.
÷The AC adapter or car battery
adapter is disconnected.
÷The headphones are connected
incompletely.
÷The volume is set to the
minimum position on the unit.
÷The D.A.S.C. is set to "OFF".
(only for DPC-X507 and DPC-
X602)
÷A strong vibration that exceeds
the capacity of the D.A.S.C. has
occurred.
÷The disc is dirty.
÷The lens is dirty.
÷The headphone plug is dirty.
÷The batteries are low.
÷The headphone plug is dirty.
÷The batteries are low.
÷The headphones are conected
incompletely.
÷Commercially available
rechargeable batteries are
used.
÷Set the switch to OFF.
÷Replace the two alkaline batteries,
or recharge the rechargeable
batteries.
÷Place the disc with the labeled
side up.
÷Leave the unit for about 1 hour
before re-use.
÷Connect it properly.
÷Insert the plug securely into the
PHONES jack.
÷Adjust the volume on the unit.
÷Set the D.A.S.C. to on.
(only for DPC-X507 and DPC-
X602)
÷Place the unit in a place not
subject to vibration.
÷Clean it.
÷Clean it.
÷Clean it.
÷Replace or recharge the
batteries.
÷Clean it.
÷Replace or recharge the
batteries.
÷Insert the plug securely into the
PHONES jack.
÷Use the exclusive rechargeable
batteries (NB-88 or NB-77).
Symptom Cause Remedy
Note : This system uses a microcomputer so it may malfunction due to external noise or interference.
In such a case, unplug the power cord and remove the batteries, then re-connect the power
cord and insert the batteries again.
Unit (left side)
No operation occurs
when operation keys
are pressed.
No sound is heard
from the headphones.
Sound skips, or is
interrupted.
Noise interferes.
Rechargeable
batteries cannot be
recharged.
Display (main unit)
÷The reproduced sound is interrupted during switching.
÷When the player is used in a place free of vibration, it is recommended to
release the D.A.S.C. to extend the play time by reducing the battery power.
NotesNotes
Notes
Note
Note
Lit ST or HI
DPC-X301/X507/X602(En-M/T/X)
ST position: Data are held for about 10 sec.
Playback with high sound quality is possible.
HI position : Data are held for about 40 sec.
AC adaptors are designed for operation as follows.
U.S.A. and Canada ..................................................... AC 120 V only
Europe and U.K. ........................................................ AC 230 V only
Australia .................................................................... AC 240 V only
*Other countries ...................... AC 110-120 / 220-240 V switchable
*For other countries
AC voltage selection
This unit operates on 110-120 or 220-240 AC voltage. The AC voltage selector switch on the
AC adaptor is set to the voltage that prevails in the area to which the unit is shipped. Before
connecting the power cord to your AC outlet, make sure that the setting position of this switch
matches your line voltage. If not, it must be set to your voltage in accordance to the following
direction.
Note:
Our warranty does not cover damage caused by excessive line voltage due to improper setting
of the AC voltage selector switch.
AC voltage selector switch
Move switch lever to match your line
voltage with a small screwdriver or
other pointed tool.
220V-
240V
110V-
120V
This label is attached to the bottom panel and says that the
component uses laser beams that have been classified as
Class 1. It means that the unit is utilizing laser beams that are
of a weaker class. There is no danger of hazardous radiation
outside the unit.
CLASS 1
LASER PRODUCT
The marking of products using lasers (Except for some areas).
VOLUME
PHONES
LINE OUT
DC-IN
ST OFF HI
OFF
@@
ON
HOLD.
D.A.S.C.
Å ı Ç Î ‰ Ï
Ï
Ì
Ì
Ó
È
Ô

Ò
˜ ˆ
REMOTE
PHONES LINE OUT
Program mode
indicator Playing
indicator
Track number display
Playing time display
D.A.S.C. mode indicator
REPEAT/SHUFFLE
mode indicator
Bass boost indicator
Battery duration
indicator
PHONES
B
.
B
O
O
S
T
HOLD switch
PHONES
(Headphones) jack
Skip/Fast forward
/Fast reverse keys
,
keys
Play/pause key
Stop/off key
B. BOOST
(bass boost) key
B.BOOST
C
Playing
indicator
Track number
display
VOLUME
knob
Battery duration
indicator
Remote control
¢ (Skip up/Fast forward) key
REPEAT (Repeat play/Shuffle play) key
7 (Stop/off) key
‰8 (Play/pause) key
VOLUME control knob
÷ PHONES/REMOTE jack (for *DPC-X507)
÷ PHONES jack
(for DPC-X301/ *DPC-X507/ DPC-X602)
LINE OUT jack
Å
ı
Ç
Î
‰
Ï
Ì
DC IN (External power) jack
Display
4 (Skip down/Fast reverse) key
P.MODE/B.B.
(Program mode/Bass boost) key
OPEN knob (Slide to open top cover.)
D.A.S.C. switch
(for DPC-X507/DPC-X602)
HOLD switch
Ó
¬
Ô

Ò
˜
ˆ
Note:
Marked by an asterisk (*) are only for some areas.
÷ Always ensure that the headphone plug is fully inserted before turning the power ON.
÷ If the headphone plug is inserted or removed while playback is in progress, the
liquid crystal display may be inconsistent with the operation status of the unit. To
correct this, turn the power OFF and then ON again.
÷ When the LCD remote control plug is connected, the remote control operation keys
may not operate. To correct this, pull the LCD remote control's plug out of the unit,
wait about 5 seconds, and then re-insert it.
Set to ST or HI.
*DPC-X507 only
(Only for DPC-X507 and DPC-X602)
DPC-X301
DPC-X507
DPC-X602
ST OFF HI
MM
D.A.S.C.
(DPC-X507/X602)