Philips AZT3202 CD Service Manual

PRODUCT FAMILY TARGET FM TUNER

Technical specification ......................................................1-1

Features and Accessories .................................................1-2

Connections and controls...........................................1-3..1-4

Instruction For Use ...................................................1-5..1-10

Safety & Warnings...........................................................1-11

Service hints

Repair positions ............................................................2-1

Dismantling CD-door.....................................................2-1

Handling chip components............................................2-2

Service tools..................................................................2-2

Pin description of ICs .................................................3-1..3-7

Start-up procedure.............................................................3-8

Service Test Program...............................................3-9..3-10

Blockdiagram.....................................................................4-1

Circuit diagrams

Control/Supply part....................................................5-1

Audio part..................................................................5-2

Drive/ESP part...........................................................5-3

FM part ......................................................................5-4

Printed circuit board

Componentside view.....................................................5-5

Copperside view............................................................5-6

Exploded view ...................................................................6-1

Mechanical partslist ...........................................................6-1

Electrical partslist .......................................................7-1..7-5

Published by LX 0316 Service Audio Printed in The Netherlands Subject to modification

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Portable Compact Disc Player

TECHNICAL SPECIFICATION

General

Dimensions (WxHxD) : 128x30x139.5mm Weight without batteries : 220g

Laser

Output power : <5mW (3mW typ.) Wavelength : 780nm

Shock resistance

+X/-X direction : ≥2.5g +Y/-Y direction : ≥2.5g +Z/-Z direction : ≥2.0g

Power supply modes

Battery lifetime

Battery level detection – CD mode

Battery level detection – Tuner mode

Current consumption

Charge section (not on all versions)

Charge current : 250mA ±50mA Max. charge time (µP controlled) : 7h Temperature protection : 50°C ±5°C

Tuner (not on all versions)

Headphone out (CD)

Output power (THD=10%)

/17 version only : 8mW (+1/-3dB)

all other versions : 5mW (+1/-3dB) Frequency response (1mW) : 100Hz-20kHz within 6dB S/N ratio (unwght) : ≥76dB (80dB typ.) S/N ratio (A-wght) : ≥78dB (82dB typ.) THD+N (1kHz, 1mW) : ≤1% (0.2% typ.) Crosstalk(1kHz,w/o load) : ≤-24dB (-44dB typ.) Channel unbalance (-40dB) : ≤5dB Volume attenuation (1kHz) : >60dB (70dB typ.) Residual noise : ≤40nW

Headphone out (Tuner)

Output power

/17 version only : 6.5mW (+1/-1dB)

all other versions : 3.3mW (+1/-1dB) Crosstalk(1kHz ) : ≤-20dB (-35dB typ.) THD+N (1kHz, 1mW) : ≤7% (2% typ.) Residual noise : ≤40nW

Dynamic Bass Boost DBB

MF

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Stereo -46dB S/N

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DC-in socket

Primary batteries 2 xLR6

Rechargable batteries AY3362

CD Tuner

2.9 - 6.0V

1.9 - 3.0V

egnaregatloV

1.9 - 3.0V

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V5.0 ± Vm001

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V5.0 ± Vm001

V35.0 ± Vm001

V2.0 ± Vm001

+levelytpmeyrettab

EGATSBBD

zH36 zHk1 zHk01

DBB +7dB±2dB ±2dB0dB

esnopserycneuqerF

1 - 2

AZT3202/00c

AZT3202/01

AZT3202/05Z

AZT3202/10

AZT3202/17

AZT3202/07

CD-RW COMPATIBILITY

ELECTRONIC SKIP PROTECTION

ESP DRAM SIZE [Mbit]

HOLD / RESUME FUNCTION

DBB STAGES

ACOUSTIC FEEDBACK

PROGRAM MEMORY

RECHARGE NiCd / NiMH

BELT-CLIP

CORD REMOTE CONTROL

LINE / OPT. DIGITAL OUTPUT

●

16

●/●

1

●

30

--

FEATURES OF CD-PORTABLE PRODUCT FAMILY FM TUNER

●

16

●/●

1

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30

--

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16

●/●

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●

AZT3202

/00c

/05z

/10

/01

/17

/07

AY3170/00 AC/DC Adaptor

AY3170/02 AC/DC Adaptor

AY3170/05 AC/DC Adaptor

AY3170/10 AC/DC Adaptor

AY3170/17 AC/DC Adaptor AY3362/00 Rechargable Batt. NiMH

AY3464 HiFi Cord

(3.5mm L-plug→cinch)

AY3501/00 Car Adaptor Cassette

AY3545/00 Car DC/DC Converter

HE205/77 Headphone

HE205/77s Headphone

(S-plug)

HL351/77 Headphone

HS383/77s Headphone

(S-plug)

BELT-CLIP

X...supplied with the set, O...optional available

ACCESSORIES FOR CD-PORTABLE

4822 219 10617

4822 219 10676

4822 219 10672

4822 219 10681

4822 219 10616 3103 308 84120

4822 320 11881

4822 397 10059

4822 219 10033

9082 100 00615

9082 100 00616

9082 100 00639

9082 100 01821

3103 304 70250

45s45s45s

--/-- --/--

●

--

--/--

PRODUCT FAMILY FM TUNER

AY3545/17 Car DC/DC Converter

3140 118 32970

X

XX XX

XX

XXX

OO O OO

OO

O

OO O OOO

OO OO

OO

Measurement setup CD

Use Audio Signal disc SBC429 4822 397 30184

Measurement setup FM

Use bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from pilottone (19kHz, 38kHz).

Low pass filter 22kHz

L

R

LEVEL METER

e.g. Sennheiser UPM550

with FF-filter

S/N and distortion meter

e.g. Sound Technology ST1700B

DUT

Bandpass

250Hz-15kHz

e.g. 7122 707 48001

LF Voltmeter

e.g. PM2534

DUT

RF Generator

e.g. PM5326

S/N and distortion meter

e.g. Sound Technology ST1700B

Ri=50Ω

FEATURES

ACCESSORIES

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CONNECTIONS AND CONTROLS

1

1-4

CONNECTIONS AND CONTROLS

POWER SUPPLY / GENERAL INFORMATION

packaging easily separable into two materials: cardboard (box) and

redundant packing material has been omitted. We have done our utmost to

Mains adapter (supplied or optionally available)

Use only the AYT 3170 adapter (4.5 V / 300 mA direct

current, positive pole to the center pin). Any other product

adapter’s voltage.

may damage the player.

1 Make sure the local voltage corresponds to the power

player and to the wall outlet.

2 Connect the power adapter to the 4.5V DC jack of the

Note: Always disconnect the adapter when you are not using it.

Environmental information

make the

polyethylene (bags, protective foam sheet).

• All

set consists of materials which can be recycled if disassembled by a

specialized company. Please observe the local regulations regarding the

disposal of packing materials, dead batteries and old equipment.

•Your

)

1

switches acoustic feedback (the beep) on/off when it is

pressed for more than 2 seconds

shufﬂe repeat all, repeat, repeat all and SCAN

English CONTROLS / POWER SUPPLY

ONTROLS ( see ﬁgure C

2 DBB .....................switches the bass enhancement on and off. This button also

1 OPEN 2 ..............opens the CD lid

3 MODE .................selects the different playing possibilities: shufﬂe,

4 PROG...................programs CD tracks and radio stations, reviews the program

5 PRESET 3 ,4 .....selects a preset tuner station (down, up)

6 FM.......................selects the radio on or off.

7 ............................display

- stops CD play, clears a program or switches the player off

§

TUNER : - (down,up) tunes to radio station;

CD : - skips and searches CD tracks forwards or backwards.

HOLD...................locks all buttons

8 2; , 9 .................- switches the player on, starts or pauses CD play

9 TUNING , §

0 RESUME .............stores the last position of a CD track played

player to another audio input of an additional appliance.

OFF......................switches RESUME and HOLD off

! LINE OUT/p........3.5 mm headphone jack and LINE OUT jack to connect the

@ VOL E ............adjusts the volume

clip holder

type plate

# 4.5V DC...............jack for external power supply

$ ............................belt

% ............................

1-5

INSTRUCTION FOR USE

CD player and CD handling

• Do not expose the unit, batteries or CDs to humidity,

• Do not touch the lens A of the CD player.

surroundings. Playing a CD is not possible then. Leave the CD player in a warm

center toward the edge using a soft, lint-free cloth. A cleaning agent may

rain, sand or excessive heat (caused by heating

equipment or direct sunlight).

dampened, lint-free cloth. Do not use any cleaning

agents as they may have a corrosive effect.

•You can clean the CD player with a soft, slightly

damage the disc! Never write on a CD or attach a sticker to it.

•To clean the CD, wipe it in a straight line from the

environment until the moisture has evaporated.

• The lens may cloud over when the unit is moved suddenly from cold to warm

• Active mobile phones in the vicinity of the CD player may cause malfunctions.

Headphones HS383

•Avoid dropping the unit as this may cause damage.

• Connect the supplied headphones to the LINE OUT/p

can also be used for

p

/

LINE OUT

jack of the player.

Note:

audio equipment and on the CD player.

sound and volume, use the controls on the connected

connecting this set to your HiFi system.To adjust the

IMPORTANT!

Hearing safety: Do not play your headphones at a high volume. Hearing experts

advise that continuous use at high volume can permanently damage your hearing.

Trafﬁc safety: Do not use headphones while driving a vehicle. It may create a

hazard and it is illegal in many countries. Even if your headphones are an open-air

type designed to let you hear outside sounds, do not turn up the volume so high

that you cannot hear what is going on around you.

ESP on Power Save

Old and new or different types of batteries should not be combined.

a long time.

– Remove batteries if they are empty or if the player is not going to be used for

Batteries (supplied or optionally available)

You can use the following batteries with this CD-player:

• normal batteries type LR6, UM3 or AA (preferably Philips), or

• alkaline batteries type LR6, UM3 or AA (preferably Philips).

Notes:–

Inserting batteries

1 Push OPEN 2 to open the CD lid.

normal or alkaline batteries.

2 Open the battery compartment and insert either 2

Battery indication

The approximate power level of your batteries is shown

Battery full

in the display.

ﬂashes, bAtt is displayed, and the beep tone sounds repeatedly.

Battery two-thirds full

Battery one-third full

Battery dead or empty. When the batteries are dead or empty, the symbol

Average playing time of batteries under normal conditions

Battery type

Normal 5 hours 6 hours

Alkaline 16 hours 20 hours

of properly.

Batteries contain chemical substances, so they should be disposed

1-6

GENERAL INFORMATION / CD PLAY

In-car use (connections supplied or optionally available)

Only use the AY 3545 (4822 219 10033) or AY 3548 (3140 118 71890) car voltage

converter (4.5 V DC, positive pole to the center pin) and the AY 3501 cassette car

adapter. Any other product may damage the set.

1 Put the set on a horizontal, vibration-free and

stable surface. Make sure it is in a safe place,

where the set is neither a danger nor an

obstacle to the driver and the passengers.

2 Plug the voltage converter into the

cigarette lighter jack

(only for 12 V car

battery, negative grounding)

, then connect

the wired end with 4.5V DC input jack on the

set.

3 If necessary, clean the cigarette lighter jack to obtain a good electrical con-

tact.

4 Turn down the volume and connect the cassette adapter plug to LINE OUT/p

on the set.

5 Carefully insert the cassette adapter into the car radio’s cassette compartment.

6 Make sure the cord does not hinder your driving.

7 Decrease the volume on the set if necessary. Start playback on the set and

adjust the sound with the car radio controls.

•

Always remove the voltage converter from the cigarette lighter jack-

when the set is not in use.

Note: If your car radio has a LINE IN jack, it is better to use it for the

car radio connection instead of the cassette.adapter. Connect the signal

lead to this LINE IN jack and to

LINE OUT/p

on the set.

CD PLAY / FEATURES

Playback information

• If a CD-Recordable (CD-R) or a CD-Rewritable (CD-RW) is not recorded

properly, nF dISC is displayed, indicating that the CD has not been

ﬁnalized. In that case, use FINALIZE on your CD recorder to complete the

recording.

• When playing a CD-Rewritable (CD-RW), please note that it takes 3–15

seconds after pressing 2; for sound reproduction to start.

• Playback will stop if you open the CD lid.

• While the CD is read, 1 -:- ﬂashes in the display.

Volume and bass

Volume adjustment

• Adjust the volume by using VOL E.

Bass adjustment

• Press DBB to switch the bass enhancement on or

off

y is shown if the bass enhancement is

activated.

INSTRUCTION FOR USE

DBB

1 - 7

INSTRUCTION FOR USE

§

the track’s number is displayed.

to the current, previous or next track.

Selecting a track and searching

yPlayback continues with the selected track, and

Selecting a track during playback

• Brieﬂy press or § once or several times to skip

track number is displayed.

Selecting a track when playback is stopped

1 Brieﬂy press or § once or several times to select the desired track. The

pressed to ﬁnd a particular passage in

§

volume. After 2 seconds the search speeds up.

a backward or forward direction.

yPlayback starts with the selected track.

2 Press 2; to start CD play.

Searching for a passage during playback

ySearching starts while playback continues at low

1 Keep or §

yPlayback continues from this position.

2 Release the button when you reach the desired passage.

Notes: – If the player is in SCAN mode (see MODE chapter), searching is not

2; .

possible.

Playing a CD

as CD-Recordables and CD-Rewritables. Do not try to

play a CD-ROM, CDi, VCD, DVD or computer CD.

This CD-player can play all kinds of Audio Discs such

and elapsed playing

pause playback by pressing

time are displayed.

CD onto the hub.

2 Insert an audio CD, printed side up, by pressing the

1 Push the OPEN 2 slider to open the player.

3 Close the player by pressing the lid down.

yThe current track number

4 Press 2; to switch the player on and start playback.

ﬂashing.

yThe time at which playback was paused starts

•You can

•You can continue playback by pressing 2; again.

stop playback.

time of the CD are displayed.

switch off after a while to save energy.

yThe total number of tracks and the total playing

5 Press 9 to

6 Press 9 again to switch the player off.

hub gently while lifting the CD.

•To remove the CD, hold it by its edge and press the

Note: If there is no activity, the set will automatically

1 - 8

FEATURES

Programming track numbers

You can store up to 30 tracks to play in a program.

A single track may be stored more than once in the

program.

1 While playback is stopped, select a track with

or §

§

.

2 Press PROG to store the track.

y

program

lights up; the track number

programmed and P with the total number of

stored tracks are displayed.

3 Select and store all desired tracks in this way.

4 Press 2; to start playback of your selected tracks.

y

program

is shown and playback starts.

•You can review the program by pressing PROG

for more than 2 seconds.

yThe display shows all the stored tracks in

sequence.

Notes: – If you press

PROG

and there is no track selected,

SEL

is

displayed.

– If you try to store more than 30 tracks,

FULL

is displayed.

Clearing the program

•While playback is stopped, press 9 to clear program.

yCLR is displayed once,

program

goes off,

and the program is cleared.

Note: The program will also be cleared if the power

supply is interrupted, or if the CD-player lid is

opened, or if the set switches off automatically.

FEATURES

RESUME and HOLD

You can interrupt playback and continue (even after an

extended period of time) from the position where

playback stopped (RESUME) and you can lock all buttons

of the set so that no action will be executed (HOLD).

Use the RESUME–HOLD–OFF slider for these functions.

RESUME – continuing from where you have stopped

1 Switch the slider to RESUME during playback to activate RESUME.

y

resume

is shown.

2 Press 9 whenever you want to stop playback.

3 Press 2; whenever you want to resume playback.

y

resume

is shown and playback continues

from where you have stopped.

•To deactivate RESUME, switch the slider to OFF.

y

resume

goes off.

HOLD – locking all buttons

You can lock the buttons of the set by switching the slider to HOLD. Now, when a

key is pressed, no action will be executed. This is of use, for example, when

transporting the player in a bag. With HOLD activated, you can avoid accidental

activation of other functions.

1 Switch the slider to HOLD to activate HOLD.

yAll buttons are locked. HoLd is shown when

you press any button. If the set is switched off,

hold

will be shown only when 2; or FM is

pressed.

2 To deactivate HOLD, switch the slider to OFF.

Note: If you deactivate

HOLD

by switching the slider to

RESUME,

you will be activating the

RESUME

function.

INSTRUCTION FOR USE

1 - 9

INSTRUCTION FOR USE

§

pressed for at least 2 second.

§

strength and radio play starts. The current

waveband and frequency are displayed.

yThe radio tunes to a station with sufﬁcient

Radio Play

You can tune to any FM station automatically or

manually.

1 Press FM to switch the radio on.

Tuning to radio stations automatically

1 Keep or §

2 Repeat searching until you ﬁnd the desired radio

§

station.

Tuning to radio stations manually

when you are close to the desired frequency.

1 Keep or § pressed.

2 Release or §, then brieﬂy press or § again

desired frequency.

yRadio play starts. The current waveband and

3 Brieﬂy press or § repeatedly until you reach the

frequency are displayed.

•To switch from radio play to CD play, press 2; .

• Press FM or 9 to switch the radio off.

All tracks of the CD

The entire CD is played repeatedly.

All tracks of the CD are played in

shufﬂe :

random order until all of them have been played once.

order to activate one of the following ‘modes’. The

active mode is shown in the display.

Selecting different playing possibilities MODE

It is possible to play tracks in random order, to repeat a

single track or the entire CD, and to play the ﬁrst few

seconds of each track.

1 Press MODE during playback as often as required in

y

shufﬂe repeat all :

are played repeatedly in random order.

y

The current track is played repeatedly.

repeat :

y

repeat all :

y

ySCAN: The ﬁrst 10 seconds of each of the remain-

ing tracks are played in sequence.

no active modes.

2 Playback starts in the chosen mode after 2 seconds.

•To return to normal playback, press MODE repeatedly until the display shows

ESP / Power Save Mode

With a conventional portable CD-player you might have experienced that the

music stopped e.g. when you were jogging. The ELECTRONIC SKIP PROTECTION

prevents loss of sound caused by light vibrations and shocks. Continuous playback

is ensured. However ESP does not prevent playback interruptions during vigorous

running. It also does not protect the unit against any damage caused by dropping!

On this set ESP is default on. It is possible to set ESP off and enter the Power

Save mode. The Power Save mode helps to extend battery

lifetime for longer playback.

• Press MODE for more than 2 seconds.

y disappears. power save modeis now activated.

y is displayed once

• Press MODE again for more than 2 seconds.

1 - 10

Troubleshooting

WARNING: Under no circumstances should you try to repair the set yourself as

this will invalidate the warranty. If a fault occurs, ﬁrst check the points listed,

before taking the unit for repair. If you are unable to solve a problem by following

these hints, consult your dealer or service center.

The CD player has no power, or playback does not start

• Check that your batteries are not dead or empty, that they are inserted

correctly, that the contact pins are clean.

•Your adapter connection may be loose. Connect it securely.

•

For in-car use,

check that the car ignition is on. Also check player’s batteries.

The indication no diSC is displayed

• Check that the CD is clean and correctly inserted (label-side upward).

• If your lens has steamed up, wait a few minutes for this to clear.

The indication nF diSC is displayed

• CD-RW (CD-R) was not recorded properly. Use FINALIZE on your CD-recorder.

The indication

HOLD is on and/or there is no reaction to controls

• If HOLD is activated, then deactivate it.

• Electrostatic discharge. Disconnect power or remove batteries for a few seconds.

The CD skips tracks

• The CD is damaged or dirty. Replace or clean the CD.

• RESUME, SHUFFLE or PROGRAM is active. Switch off whichever is on.

No sound or bad sound quality.

•PAUSE might be active. Press 2; .

• Loose, wrong or dirty connections. Check and clean connections.

•Volume might not be appropriately adjusted. Adjust the volume.

• Strong magnetic ﬁelds. Check player’s position and connections. Also keep

away from active mobile phones.

•

For in-car use,

check that the cassette adapter is inserted correctly, that the car

cassette player’s playback direction is correct (press autoreverse to change),

and that the cigarette lighter jack is clean. Allow time for temperature change.

FEATURES / TROUBLESHOOTING

The headphone wire is used as an FM antenna.

If necessary, move it for optimum reception.

Storing radio stations

You can store up to 30 radio stations (1-30).

1 Tune to a desired radio station and press PROG.

2 Press PRESET3 ,4 repeatedly if necessary to select

the number that should be assigned to this radio

station.

3 Press PROG while

PRESET

is blinking to

conﬁrm the storage.

y

PRESET

, the waveband, the frequency and the

preset number of the stored station are

displayed.

4 Store all desired stations this way.

Note: Already stored stations can be recognized by the

indicator

PRESET

and the preset number.

Tuning to a stored radio station

1 Press FM to switch the radio ON.

2 Press PRESET3 ,4 once or more to ﬁnd your preset station.

yRadio play starts.

program

, the waveband, the frequency and the

preset number of the stored station are displayed.

Antennas

INSTRUCTION FOR USE

Philips AZT3202 CD Service Manual

TABLE OF CONTENTS

TECHNICAL SPECIFICATION

FEATURES

ACCESSORIES

CONNECTIONS AND CONTROLS

INSTRUCTION FOR USE