Sony 3-878-117-11(1) Operating Instructions

Personal Audio System
ZS-PS20CP
Operating Instructions
©2008 Sony Corporation
Printed in China
Excessive sound pressure from earphones and
WARNING
headphones can cause hearing loss.
MPEG Layer-3 audio coding technology and patents
To reduce the risk of fire or electric shock,
licensed from Fraunhofer IIS and Thomson.
do not expose this apparatus to rain or
Disposal of Old Electrical & Electronic
moisture.
Equipment
(Applicable in the European Union and
To reduce the risk of electrical shock, do
other European countries with separate
not open the cabinet. Refer servicing to
collection systems)
qualified personnel only.
This symbol on the product or on its packaging indicates
To reduce the risk of fire, do not cover the ventilation of
that this product shall not be treated as household
the apparatus with newspapers, tablecloths, curtains, etc.
waste. Instead it shall be handed over to the applicable
And do not place lighted candles on the apparatus.
collection point for the recycling of electrical and
To reduce the risk of fire or electric shock, do not expose
electronic equipment. By ensuring this product is
this apparatus to dripping or splashing, and do not place
disposed of correctly, you will help prevent potential
objects filled with liquids, such as vases, on the apparatus.
negative consequences for the environment and human
health, which could otherwise be caused by inappropriate
As the main plug is used to disconnect the unit from the
waste handling of this product. The recycling of materials
mains, connect the unit to an easily accessible AC outlet.
will help to conserve natural resources. For more detailed
Should you notice an abnormality in the unit, disconnect
information about recycling of this product, please
the main plug from the AC outlet immediately.
contact your local Civic Office, your household waste
Do not install the appliance in a confined space, such as a
disposal service or the shop where you purchased the
bookcase or built-in cabinet.
product.
Applicable accessories: Remote control
Do not expose the batteries (battery pack or batteries
installed) to excessive heat such as sunshine, fire or the
like for a long time.
Power sources


1 2
to AC IN to the wall outlet
Connect the AC power cord  or insert six R14 (size C) batteries (not supplied) into the battery compartment .
Notes
Replace the batteries when the OPR/BATT  indicator dims or when the unit stops operating.

Replace all the batteries with new ones. Before you replace the batteires, be sure to remove the CD from the unit.
To use the unit on battery power, disconnect the AC power cord from the unit.

When you operate the unit on battery power, you cannot turn on the unit using the remote.

Preparing the remote
Insert two R03 (size AAA) batteries (not supplied).
Replacing batteries
With normal use, the batteries should last for about six months. When the remote no longer operates the unit, replace all
the batteries with new ones.
Disposal of waste batteries Music discs encoded with copyright
3-878-117-11(1)
(applicable in the European Union
protection technologies
and other European countries with
This product is designed to playback discs that conform
separate collection systems)
to the Compact Disc (CD) standard. Recently, various
music discs encoded with copyright protection
This symbol on the battery or on the packaging indicates
technologies are marketed by some record companies.
that the battery provided with this product shall not be
Please be aware that among those discs, there are some
treated as household waste. By ensuring these batteries
that do not conform to the CD standard and may not be
are disposed of correctly, you will help prevent potentially
playable by this product.
negative consequences for the environment and human
health which could otherwise be caused by inappropriate
waste handling of the battery. The recycling of the
materials will help to conserve natural resources.
In case of products that for safety, performance or data
integrity reasons require a permanent connection with an
incorporated battery, this battery should be replaced by
qualified service staff only.
To ensure that the battery will be treated properly, hand
over the product at end-of-life to the applicable collection
point for the recycling of electrical and electronic
equipment.
For all other batteries, please view the section on how
GB
to remove the battery from the product safely. Hand the
battery over to the applicable collection point for the
recycling of waste batteries.
For more detailed information about recycling of this
product or battery, please contact your local Civic Office,
your household waste disposal service or the shop where
you purchased the product.
Notice for customers: the following
information is only applicable
to equipment sold in countries
applying EU Directives
The manufacturer of this product is Sony Corporation,
1-7-1 Konan, Minato-ku, Tokyo, Japan.
The Authorized Representative for EMC and product
safety is Sony Deutschland GmbH, Hedelfinger Strasse
61, 70327 Stuttgart, Germany. For any service or
guarantee matters please refer to the addresses given in
separate service or guarantee documents.
Notes on DualDiscs
A DualDisc is a two sided disc product which mates DVD
recorded material on one side with digital audio material
on the other side. However, since the audio material side
does not conform to the Compact Disc (CD) standard,
playback on this product is not guaranteed.
Specifications
CD player section Battery life
System For player:
Compact disc digital audio system
FM reception
Laser diode properties
Emission duration: Continuous Sony R14P: approx. 13.5 h
Laser output: Less than 44.6 µW
Sony alkaline LR14: approx. 20 h
(This output is the value measurement at a distance of
CD playback
200mm from the objective lens surface on the
Optical Pick-up Block with 7mm aperture.) Sony R14P: approx. 2.5 h
Spindle speed
Sony alkaline LR14: approx. 7 h
200 r/min (rpm) to 500 r/min (rpm) (CLV)
Number of channels
Dimensions
2 Approx. 360 × 142 × 234 mm (w/h/d)
Frequency response (14 1 /
20 - 20 000 Hz +1/–2 dB Mass
Wow and flutter Approx. 2.8 kg (6 lb 2 oz) (incl. batteries)
Below measurable limit Supplied accessories
AC power cord (1)
Radio section
Remote control (1)
Frequency range
Design and specifications are subject to change without notice.
FM: 87.5 - 108 MHz
AM: 531 - 1 611 kHz (9 kHz step) Optional accessories
530 - 1 610 kHz (10 kHz step)
Sony MDR headphones series
Antennas
FM: Telescopic antenna
AM: Built-in ferrite bar antenna
USB section
Supported bit rate
MP3 (MPEG 1 Audio Layer-3):
32 - 320 kbps, VBR
WMA:
16-320Kbps,VBR
Sampling frequencies
MP3 (MPEG 1 Audio Layer-3):
32/44.1/48 kHz
WMA:
32/44.1/48kHz
(USB) port
USB-A (Full Speed)
General
Speaker
Full range: 8 cm (3 1 / inches) dia., 4 Ω, cone type (2)
4
Input
(USB) port: Type A, maximum
current 500 mA
AUDIO IN jack (stereo minijack)
Outputs
Headphones jack (stereo minijack)
For 16 - 68 Ω impedance headphones
Power output
1.7 W + 1.7 W (at 4 Ω, 10% harmonic distortion)
Power requirements
For player:
Malaysia and Singapore models: 230 – 240 V AC, 50 Hz
Thailand model: 220 V AC, 50 Hz
Korea model: 220 V AC, 60 Hz
Other models: 230 V AC, 50 Hz
9 V DC, 6 R14 (size C) batteries
For remote control:
3 V DC, 2 R03 (size AAA) batteries
Power consumption
AC 13 W
Basic Operations
Before using the unit
About the operating voltage
The unit's operating voltage is shown on the bottom of
the unit. For changing the AM tuning interval, radio
frequency range, and AC operation, check the operating
voltage of your unit.
To turn on/off the power
Press OPERATE  .
To adjust the volume
Press VOLUME +, – (VOL +, – on the remote)
To listen through headphones
Connect the headphones to the  (headphones) jack
To reinforce the bass sound
Press MEGA BASS  on the unit.
"MEGA BASS" appears in the display.
To return to normal sound, press the button again.
Playing a CD/MP3/WMA disc
1
Press CD  on the unit.

(On the remote, press OPERATE
FUNCTION  repeatedly until "CD" appears in the
display.)
2 Press  PUSH OPEN/CLOSE 
on the unit, and
place a disc with the label side up in the CD
compartment.
To close the CD compartment, press  PUSH OPEN/
CLOSE  on the unit.
3  
Press .
× 5 5 / × 9 1 / inches) (incl. projecting parts) The unit plays all the tracks/MP3/WMA files once.
4 8 4
When you place MP3/WMA discs, "MP3" or "WMA"
appears in the display after the unit reads the file
information.
Audio CD
Track number Playing time
MP3/WMA disc (Example: When you place MP3 disc)
File number After the file name is displayed, the
playing time will appear
To Press
Pause playback   . To resume play, press it
again.
Stop playback   .
Go to the next   .
track/MP3/WMA
file
Go back to the   .
previous track/
MP3/WMA file
Select a folder on + on the unit to go forward and
an MP3/WMA – to go backward
disc
Locate a point  (forward) or
while listening to  on the unit while playing and
the sound hold it until you find the point.
Locate a point  (forward) or
while observing  on the unit in pause and hold it
the display until you find the point.
Remove the CD  PUSH OPEN/CLOSE
* VOLUME + (VOL + on the remote)
a tactile dot.
Tips
Listening to the radio
Playback starts from the track/MP3/WMA file you last stopped

playing (Resume play). During stop, the track/MP3/WMA file
number to be played is displayed.
1
Press RADIO
To cancel resume play (to start play from the beginning of the first

remote) repeatedly.
track/MP3/WMA file), press   or open the CD compartment in
stop mode. Each time you press the button, the indication changes
as follows:
Note
"FM"  "AM".
You cannot locate a specific track/MP3/WMA file if "SHUF" or
"PGM" is lit in the display. Turn off the indication by pressing MODE
2
Hold down TUNE + or –

.
begin to change in the display.
Example of folder structure and playing order The unit automatically scans the radio frequencies and
stops when it finds a clear station.
The playing order of folders and files is as follows:
If you cannot tune in a station, press TUNE + or –
 .
repeatedly to change the frequency step by step.
Folder
When an FM stereo broadcast is received, "ST"
MP3/WMA file
appears.
 .
Tip
If the FM broadcast is noisy, press MODE
in the display and the radio will play in monaural.
Changing the AM tuning interval
If you need to change the AM tuning interval, do the
following:
1
Press RADIO
2
Press DISPLAY/ENTER
and then press
3
Press RADIO
"9k STEP" or "10k STEP" flashes.
4
Press PRESET + or –
STEP" for 9 kHz interval or "10k STEP" for 10 kHz
interval.
5
Press DISPLAY/ENTER
After changing the tuning interval, you need to reset
your preset AM radio stations.
Opening/closing the Sliding Tray
Notes on MP3/WMA discs
When a disc is inserted, the unit reads all the files on that disc.

During this time, "READING" is displayed. If there are many folders
Connecting a USB device
or non-MP3/WMA files on the disc, it may take a long time for play
to begin or for the next MP3/WMA file to start play.
1
Press
Do not save unnecessary folders or files other than MP3/WMA ones
The Sliding Tray
on a disc to be used for MP3/WMA listening.
 A folder that does not include an MP3/WMA file is skipped. 2
Connect your USB device to the
Maximum number of files: 511

Maximum number of folders: 150

Maximum directory steps: 8
Folder names and file names can be displayed with up to 32

characters.
The characters A - Z, a - z, 0 - 9, and _ can be displayed on this unit.

Other characters are displayed as "_".
This unit conforms to Version 1.1 of the ID3 tag format. If the file

has the ID3 tag information, "song title", "artist name", and "album
name" can be displayed.
 When naming, be sure to add the file extension ".mp3" or ".wma" to
the file name.
Tip
 If you put the extension ".mp3" or ".wma" to a file other than an
A digital music player is charged automatically in the USB mode when
MP3/WMA file, the unit cannot recognize the file properly and will
generate random noise that could damage your speakers. connected to the
The file name does not correspond to the ID3 tag.

If an MP3/WMA disc that contains over 511 files is played, the disc Closing the Sliding Tray

may not be played as shown in the illustration.
1
Remove the USB device (see "Listening to music of a
USB device").
2
Slide the Lock
3
Push the Sliding Tray
Notes
 .
Do not carry the unit with a USB device inserted to the connector.

Doing so may cause a malfunction.
Be sure to store the Sliding Tray

 (backward)
 (backward)

.
Listening to music of a USB device
You can listen to music stored on an optional USB device
(digital music player or USB storage media).
Music files in WMA and MP3 format* can be played on
this unit.
See "Playable USB devices" on the back page for a list of
USB devices that can be connected to this unit.
* Files with copyright protection (Digital Rights Management) cannot
be played on this unit.
1
Press USB  on the unit.
2
Connect the USB device to the (USB) port
"Connecting a USB device").
"USB MEMORY" appears in the display.
3
Press   .
The unit starts playing.
 and   on the unit have
File number After the file name is displayed, the
playing time will appear
4
Press VOLUME + or – (or VOL + or – on the remote)
 to adjust the volume.
Other operations
 
on the unit (BAND on the
To Press
Pause playback   . To resume play, press the
button again*.
 
Stop playback .
 until the frequency digits

Select a folder + or – .
 
Select a file  or .
 
Find a point in a Hold down  or
file playback, and release the button at

the desired point.

Select Repeat Play REPEAT on the unit repeatedly
until " " or " 1" appears.
Remove the USB Hold down   until "NO DEV"
 until "MONO" appears device appears, then remove the USB
device.
* When playing a VBR MP3 file, the unit may resume playback from a
different point.
Tips
Playback starts from the MP3/WMA file you last stopped playing

(Resume play). During stop, the MP3/WMA file number and the
playing time to be played are displayed.
To cancel resume play (to start play from the beginning of the first

 on the unit until "AM" is displayed.
 
MP3/WMA file), press .
 on the unit for 2 seconds.
Note
 on the unit for 2 seconds.
Always hold down   and make sure that "NO DEV" appears
before removing the USB device. Removing the USB device while
"NO DEV" is not displayed may corrupt the data on the USB device

on the unit to select "9k or damage the USB device itself.
To change the play mode
Press MODE  repeatedly while the USB device is not
 on the unit.
playing. You can select Normal Play (all files on the USB
device (or in the selected folder while " " lights up) one
after another), Shuffle Play ("SHUF" or "
Program Play ("PGM").
Notes on the USB device
You cannot change the play mode during playback.

Some time may be needed before playback starts when:

– the folder structure is complex.
– the USB device is close to capacity.

.
When a USB device is connected, the unit reads all the files on the

 is ejected. device. If there are many folders or files on the device, it may take a
long time for the unit to finish reading them.
(USB) port  .
Do not connect a USB device to the unit through a USB hub.

 For some USB devices, when an operation is performed on the USB
device, there may be a delay before it is carried out on this unit.
 This unit may not support all the functions provided on the
connected USB device.
The playback order on this unit may differ from the playback order

on the connected USB device.
During playback, folders that contain no MP3/WMA files are

skipped.
This unit can play MP3 and WMA files that have the ".mp3" or

".wma" file extension.
If there are files on the disc that have the ".mp3" or ".wma" file

extension, but are not MP3/WMA files, the unit may produce noise
or malfunction.
A maximum of 999 MP3/WMA files and 255 folders can be
(USB) port  . 
contained on a single USB device.
The maximum number of MP3/WMA files and folders may vary,
depending on the file and folder structure.
Compatibility with all MP3/WMA encoding/writing software,

recording devices, and recording media cannot be guaranteed. If you
use an incompatible USB device, sound skipping or noise may be
 as indicated by the arrow. produced, or the device may not play at all.
Connecting optional components
You can enjoy the sound from an optional component
such as a portable digital music player through the
speakers of this unit. Be sure to turn off the power of each
component before making any connections. For details,
refer to the instruction manual of the component to be
connected.
Lock 
1
Connect the AUDIO IN jack  on the unit to the line
 into the unit until it clicks. output jack of the portable digital music player or
other components using an audio connecting cable
(not supplied).
2
Turn the unit and the connected component on.
 before moving the unit.
3
Press AUDIO IN  and start playing sound on the
connected component.
The sound from the connected component is output
from the speakers.
To connect the unit to a TV or VCR, use an extension
cable (not supplied) with a stereo-mini jack on one end
and two phono plugs on the other end.
 (See
during
SHUF"), or