Sony CFD-470 Primary, MEGA BASS CFD-740, MEGA BASS CFD-470 Operating Instructions Manual

Page 1

SONY.

CD Radio Cassette-Corder

Operating Instructions

Before operating the unit, please read this manual thoroughly and retain it for future reference.

Owner's Record

The model and serial numbers are located on the bottom. 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. CFD-470/740 Serial No.

CFD-470 is available in the U.S.A. and CFD-740 is available in Canada.

© 1991 by Sony Corporation

Table of Contents

WARNING 2
Features 3
Precautions 3
Parts identification 4
Power sources 8
Connecting speakers 9
Setting the clock 10
Playing discs 12
Various disc playing modes 15
Listening to radio programs 18
Playing back tapes 20
Adjusting sound 21
Recording CD sound 2 22
Automatic editing on the CD for recording
by specifying the tape length 2 24
Recording radio sound 2 26
Tape dubbing 27
Using the built-in-timer 2 28
Microphone mixing 31
Maintenance 32
Specifications 33
Troubleshooting guide 34
Page 2

WARNING

To prevent fire or shock hazard, do not expose the unit to rain or moisture.

This symbol is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.

This symbol is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.

CAUTION

The use of optical instruments with this product will increase eye hazard.

Information

This equipment generates and uses radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer's instructions, may cause interference to radio and television reception. It has been type tested and found to comply with the limits for a Class B computing device in accordance with the specifications in Subpart J of Part 15 of FCC Rules, which are designed to provide reasonable protection against such interference in a residential installation. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause interference to radio or television reception, which can be determined by turing the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient the receiving antenna

Relocate the equipment with respect to the receiver Move the equipment away from the receiver Plug the equipment into a different outlet so that

equipment and receiver are on different branch circuits. If necessary, the user should consult the dealer or an experienced radio/television technician for additional suggestions. The user may find the following booklet prepared by the Federal Communications Commission helpful: "How to Identify and Resolve Radio-TV Interference Problems". This booklet is available from the U.S. Government Printing Office, Washington, DC 20402, Stock No. 004-000-00345-4.

Page 3

Features

Memory preset tuning

A total of 20 stations can be stored in any order.

Hiah auality sound

The Sonv MEGA BASS system produces a powerful bass.

A high performance, high fidelity CD player with many functions

  • An 8 cm (3-inch) CD can be played without using an adaptor.
  • Repeat function allows playing either the entire disc or a single selection.
  • Program play for playing selections in the order desired.
  • Shuffle play for playing selections repeatedly in random order.

  • A synchronized CD starting system for recording
  • An automatic editing function---The CD player automatically edits the selections on a CD depending on the tape length.
Digital clock timer

You can listen to CD or radio at a preset time.

Others

High or normal speed tape dubbing

Precautions

On safetv

Operate the unit only on 120V AC or 15V DC. For AC operation, use the AC power cord supplied; do not use any other type.

For battery operation, use ten size D (R20) batteries.

  • Unplug the unit from the wall outlet when it is not to be used for an extended period of time.
  • When the internal batteries are not to be used, remove them to avoid damage caused by battery leakage and corrosion.
  • As the laser beam used in the CD player section is harmful to the eyes, do not attempt to disassemble the casing. Refer servicing to gualified personnel only.
  • Should any solid object or liquid fall into the unit, unplug the unit, and have it checked by qualified personnel before operating it any further.
On installation

  • Do not leave the unit in a location near heat sources, or in a place subject to direct sunlight, excessive dust, or mechanical shock.
  • If the unit is left in a car parked in the sun, be sure to choose a location in the car where the unit will not be subject to the direct rays of the sun.
  • Do not place anything within 10 mm of the side of the cabinet. The ventilation holes must be unobstructed for the proper operation of the unit and to prolong the life of its components.
  • Since a strong magnet is used for the speakers, keep personal credit cards using magnetic coding or springwound watches away from the unit to prevent possible damage from the magnet.
On operation

  • If the unit is brought directly from a cold to a warm location, or is placed in a very damp room, moisture may condense on the lenses inside the CD player section. Should this occur, the player will not operate properly. In this case, remove the disc and wait about an hour for the moisture to evaporate.
  • If the unit has not been used for a long time, set it in the playback mode to warm it up for a few minutes before inserting a cassette.
  • The use of cassettes longer than 90 minutes is not recommended except for long continuous recording or playback.

Whether you are going to operate the unit on AC power or on batteries, make sure to insert three size AA (R6) batteries for the clock/timer/memory functions.

  • If a cassette cannot be removed If the power was accidentally cut off (for example, the AC power cord was disconnected, the batteries fell out or an interruption of the main power source occurred) after ▶, REC or HI-SPEED DUB was pressed, it may not be possible to eject the cassette. In this case, supply power to the unit again and then press ■ ▲ to remove the cassette.
  • If the cassette holder cannot be closed firmly Press ▲ to remove the cassette and reinsert it into the holder. Do not attempt to play back or record when the cassette holder is not firmly closed. Otherwise, the cassette may be damaged.

If you have any question or problem concerning your unit, please consult the nearest Sony dealer.

Page 4

Parts Identification Refer to the pages indicated in • for details.

CD Player Section Clock/Timer Suction

Page 5

Radio Cassette-Corder Section

Page 6

Display Section

Page 7

Rear Partel

MIX MIC (mixing microphone) jack (minijack) ISS (interference suppress switch)
FM/SENS selector SPEAKER OUTPUT terminals (R/L)
Speaker cord
Battery compartment AC IN (AC power input) socket 🚱
Page 8

Power Sources

Two separate power sources are needed to operate this unit: one for the unit itself and one for the clock/timer/memory.

You can use the unit either with house current, or hatteries. In either case, he sure to insert hatteries for the clock/timer/memory.

  • The unit cannot be operated on the internal batteries when the AC power cord is connected to the unit.
  • For critical recordings or disc playing, operating the unit on house current is recommended.

Batteries for the operation of the radio cassette-corder: When the batteries become weak, the OPR/BATT indicator will become faint. In this case, replace all the batteries with new ones.

Batteries for clock/timer/memory:

When the batteries become weak, the indication in the display window becomes faint. Beplace the batteries with new ones and then adjust the clock to the current time, reset the timer setting, if necessary,

Note

When you replace the batteries for clock/timer/memory, be sure to connect the AC power cord to the unit and to the wall outlet and turn the power on before you remove the batteries.

Page 9

Connecting Speakers

To attach speakers 🙆

Align the grooves and slide the speaker box down.

To detach speakers 🚯

Unlock the speaker and slide the speaker box all the way up and away from the main unit.

To connect the speaker wire

  • Turn off the power before connecting or disconnecting the speaker cords.
  • Connect the speaker cord of the right speaker to the R connectors and left speaker to the L connectors.
  • Connect black wires to terminals and red wires to + terminals.
Page 10

To Change One Digit

Time indication
AM 12:00 = midnight
PM 12:00 = noon
To set seconds exactly

Ex.: To set the clock to PM7:00 (00 seconds) Set the clock to PM6:59; then continue to keep CLOCK down. At a signal indicating the exact hour (ex. a radio broadcast or telephone "time" service), release the button.

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To check the current time

The display window shows the current time except when the CD playing. To check the time while playing the CD, press the CLOCK button.

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Plaving Discs You can play an 8 cm (3-inch) CD without using an adaptor for it.

To adjust the volume and tone

Use the VOLUME and ROTARY EQUALIZER controls. (See page 20.)

CD operating buttons
If you want to Press
Play
Stop play
pause for a moment 00
resume play after pausing 00
remove a disc
Afteruse

Turn the power off (1).

Important

Since the CD system offers a wide dynamic range, the peaks of high level inputs are recorded with high fidelity, and the noise level is very low. Do not turn up the volume while listening to a portion with no audio signals or verv low level inputs. If you do, the speakers may be damaged when a peak level portion is played.

The selection being played

Press DISPLAY once.

The disc being played Press DISPLAY twice.

For normal display, press DISPLAY again

Note

During shuffle or repeat playing, the remaining time of the disc being played cannot be displayed.

Notes on Compact Disc

Handle the disc by its edge, and to keep the disc clean, do not touch the surface.

Do not stick paper or tabe or write anything on the surface.

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Notes

  • If the disc is played near a TV or radio, noise may occur on the TV or radio.
  • If there is no disc in the disc holder, the following indication appears in the display window.

  • Up to 20 selections are displayed in the music calendar.
  • If the disc has more than 21 selections, OVER 20 appears in the display window.

The remaining time of the selection from the 21st selection appears as "-------". Elapsed playing time is displayed during playing. To see the "total selection number" and "total playing time" while the CD player is set in the stop mode, press DISPLAY.

Before playing, clean the disc with the optional CD cleaner. Wipe the disc from the center out

Do not use solvents such as benzine, thinner, commercially available cleaners or anti-static spray intended for analog discs.

After playing, store the disc in its case.

Do not expose the disc to direct sunlight or heat source such as hot air ducts, or leave it in a car parked in direct sunlight where there can be considerable rise in the temperature.

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Be sure the SHUFFLE and PROGRAM are not displayed in the display window. Otherwise, press the SHUFFI F/PROGRAM button.

Proce day or bold during play or pause
To locate a previous selection

Press and once to locate the beginning of the selection being played.

Press continuously to locate a previous selection. SEND -----

To locate a selection ahead

Press PP once to locate the next selection after that being played.

Press continuously to locate a selection ahead.

In pause mode

The player pauses at the beginning of each selection. To start playing, press []].

During program play

If you press an or by the player plays the selections in the memorized order.

During shuffle play

The disc does not locate a previous selection but the beginning of the selection being played when the Idea button is *AMS: Automatic Music Sensor

If a selection number is less than 10

Press a selection number by using the number buttons.

If a selection number is more than 10

Press + 10 first then the number buttons.

Press d or b during play or pause.

To review disc playing

INTRO SCAN

14

To advance disc playing

Release the button at the point desired, located by monitoring the high-speed sound

In the pause mode, you can search rapidly. However, you cannot hear the sound. Observe the time counter.

Page 15

Various Disc Playing Modes

Each time you press the SHUFFLE/PROGRAM button, the playing mode changes in sequence as indicated in the display window: SHUFFLE → PROGRAM EDIM → normal play

ana tin st

To stop shuffle play

Press

To release shuffle play Press SHUEELE/PBOGBAM until the SHUEELE or PROGRAM EDIT indication disappears from the display window.

Normal play begins from the selection being played.

To start shuffle play from normal play Press SHUFFLE/PROGRAM during normal play.

Shuffle play begins from the selection being played.

To display the remaining time of the selection being played Press DISPLAY once.

To return to the normal display, press DISPLAY again. From the 21st selection, the remaining time will be displayed as "____"

Note

During shuffle play, the remaining time of the disc is not displayed.

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Various Disc Playing Modes

To Play the Selections in the Order Deelred - Division Play

To stop program play Press .
To reprogram the selections

  • Open and close the disc holder to erase the previous program and repeat the steps from the beginning. Be sure the OPR/BATT indicator lights up; otherwise, the selections programmed cannot be erased.
  • Press PGM CLEAR/EDIT to erase the last selection programmed.

Each press of PGM CLEAR/EDIT erases one selection. Press the number button to program in a new order.

To program a pause

Be sure that the AUTO SPACE indication does not appear in the display window. Press []] at the position desired. Each press of []] counts as one selection.

During program play the player will be set in pause when it comes to P . To resume playing, press []] again.

To check the programmed selections

During programming, press ►►/PGM CHECK. You can check the selections from the beginning. Each press of ►►/PGM CHECK shows the programmed selections in order.

16

To check the total playing time of the selections programmed

During programming, press DISPLAY. The total playing time of the selections programmed appears in the display window.

If there is a PAUSE in the programmed selections, the playing time after the PAUSE appears. To return to the normal display, press DISPLAY again.

to return to the normal display, press DISFLAT again

When the programmed selections are finished

The selection number in the music calendar disappears one by one, but the programmed selections are memorized until the lid of the disc holder is open.

To release program play

Press SHUFFLE/PROGRAM until the PROGRAM EDIT indication disappears from the display window.

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To Select Repeat Mode

Each time you press the REPEAT 1/ALL button, the repeat mode changes in sequence as indicated in the display window: REPEAT 1 → REPEAT ALL → normal play

To stop repeat play

Press [].

To release the repeat play

Press REPEAT 1/ALL until the REPEAT indication disappears from the display window.

To repeat the program play

During program play, press REPEAT 1/ALL. The PROGRAM REPEAT indication appears in the display window, and the programmed selections will be repeated.

To repeat the shuffle play During shuffle play, press REPEAT 1/ALL. The SHUFFLE REPEAT indication appears in the display window, and the shuffle play will be repeated.

Note

During repeat play, the remaining time of the disc being played cannot be displayed.

You can scan the beginning of the selections in normal play. shuffle play and program play for 10 seconds by pressing INTRO SCAN while the disc player is in the stop mode.

To release INTRO SCAN, press any button for disc play.
Notes

  • If PAUSE is programmed in program play, the INTRO SCAN function skips the PAUSE.
  • During REPEAT 1 play, the INTRO SCAN function does not work.
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To adjust the volume and tone Use the VOLUME and ROTARY EQUALIZER controls. (See page 20.)

To turn off the radio Press POWER ( OFF).

Memory Preset Tuning

Once you preset the stations, you can listen to the station desired just by pressing the number buttons. You can preset up to 20 stations at random.

To tune in a preset station

After memorizing in the example above: press the preset tuning button 2. Memorized station FM 89.2 MHz will be tuned.

To erase the previous station

Enter a new station on the preset button, and the previous station will be erased automatically.

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Page 20

To adjust the volume and tone Use the VOLUME and ROTARY EQUALIZER controls.

ape operating buttons
If you want to Press
play
stop play
pause for a moment 11
resume play after pause II
remove a cassette ■▲ (twice)

After winding with << or >> press <a>to release</a> </t

After use

Turn the power off (□).

For private listening, connect stereo headphones to PHONES jack.

When both decks A and B are in moving mode

When both decks are in playback mode, only playback from deck B will be audible.

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Adjusting Sound

The "MEGA BASS" system produces a powerful bass with the use of a bass reflex system added to a normal speaker system.

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To stop recording

Press of CD player and find of deck B.

After recording

Turn the power off (...).

The recording level is adjusted automatically. The settings of VOLUME and ROTARY EQUALIZER will not affect the recording level.

Note

You cannot turn off the power even if you press POWER during recording.

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To Record in Shurles Provint Mode

  • 1 Press POWER and set FUNCTION to "CD".
  • 2 Select shuffle or program play.
  • 3 Press the REC button.

Playback of the disc and recording starts automatically after a few seconds.

Press AUTO SPACE.

A Four-second blank space is automatically recorded on the tape.

Press AUTO SPACE again for normal recording.

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Automatic Editing on the CD for Recording by Specifying

This CD radio cassette-recorder automatically edits the selections on a disc according to the tape length (recording length).

The recording length can be specified up to 99 minutes.

To edit automatically, use the PGM CLEAR/EDIT button. Each time PGM CLEAR/EDIT you press, the editing mode change in sequence as indicated in the display window: EDIT 1 rightarrow EDIT 2 rightarrow normal recording.

EDIT 1: This unit programs the selections beginning from the first one on the disc, summing up the playing time. When the accumulated playing time exceeds half of the specified tape length (= tape length of the front side), the last selection is arranged to be recorded on the reverse side of the tape.

EDIT 2: This unit programs the selections beginning from the first one on the disc, summing up the playing time. When the accumulated playing time exceeds half of the specified tape length (= tape length of the front side), the last selection will be eliminated. Then, the unit looks for a selection whose length is within the remaining tape length of the front side, and substitutes it for the one eliminated.

To check the programmed selections Press ►►/PGM CHECK. You can check the selections from

Press >>/PGM CHECK. You can check the selections from the beginning one by one.

When recording on the front side is finished

The CD player is set to the pause mode and the cassette deck is set to the stop mode. Operate as follows:

  • 1) Take out the cassette and reverse the recording side.
  • Reinsert the cassette and press REC of the cassette deck and III of the CD player.

The CD player starts to play and the cassette deck starts to record on the reverse side.

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the Tape Length

After approx, 8 second, CD starts automatically and the recording starts, (CD synchronized starting system.)

To stop recording Press of the CD player and of the cassette deck.

When the total playing time is short-

er than the tape length, the CD

olaver will be set in the program

18

When the total playing time is longer than the tape, change the

tape for a longer one and repeat

-- 4bE /

mode

from step 3.

After recording Turn the power off ( )

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To stop recording Press ■ ▲.
After recording

Turn the power off (...).

The settings of VOLUME and ROTARY EQUALIZER will not affect the recording level.

Note

You cannot turn off the power even if you press POWER during recording.

To reduce noise during AM recording

If a whistling noise is heard, which was inaudible before the REC button is pressed, set the ISS switch on the rear panel to 1, 2 or 3, depending on which one best reduces the noise.

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To stop dubbing

Press

After dubbing

Turn the power off (1).

No volume adjustment is necessary during dubbing Recording level is automatically set. So turn down the volume if you do not want to hear the high speed sound during high speed dubbing.

Notes

If deck A's tape finishes first, will automatically be released and deck B will also stop. • and • are still depressed. To release them, press

  • If deck B's tape finishes first. released. Deck A will continue to play.
  • You cannot turn off the power even if you press POWER during dubbing.
Page 28

Using the Built-in Timer

If the timer is preset by mistake Repeat the above steps. The previous preset goes off.

To check the preset time Press TIMER in the standby mode.

To Listen to the Sound at the Time Legited

At the preset time

The sound will come on automatically at the preset time, and will turn off automatically after two hours have elapsed.

To release the timer standby mode

Press STANDBY. The STANDBY indication disappears from the display window.

To listen to the discs in various playing modes at the time desired

  • 1 Press POWER ( ON).
  • 2 Set FUNCTION to "CD".
  • 3 Be sure that the disc player is in the stop mode and select the playing mode desired from REPEAT 1/ALL, SHUFFLE and PROGRAM. (See page 15–17.)
  • 4 Set the timer.
  • 5 Turn the power off ( OFF (TIMER/SLEEP)).
  • 6 Press STANDBY so that the STANDBY indication will appear in the display window.

The playing will start automatically at the preset time.

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Note

Be sure to program AM and PM correctly.

AM 12:00=midnight PM 12:00=noon

If you want to listen to the sound at the same time in the next day

The preset time is memorized once you set it so that you do not need to set it again. Press STANDBY again if STANDBY indication does not appear in the display window.

Page 30

To release the sleep function before 60 minutes have elapsed

Press SLEEP again to erase the SLEEP indication.

You can fall asleep with the sound desired and you will be awaked by the same program at the preset time.

  • 1 Follow the steps as described in "To Fall Asleep with the Sound Desired".
  • 2 Follow the steps as described in "To Listen to the Sound at the Time Desired" (See page 28).

The SLEEP and STANDBY indications are displayed in the display window.

Page 31

To record mixed sounds

Insert a cassette into deck B and press the REC button.

Public address system

  • 1 Connect a microphone to MIX MIC.
  • If the microphone has a power switch, set it to on.
  • 2 Press POWER ( _ ON).
  • 3 Set FUNCTION to "TAPE".
  • 4 Adjust VOLUME.
Notes

  • If a howling (acoustic feedback) occurs, move the microphone away from the speakers.
  • It is not recommended to use a microphone equipped with echo function.
Page 32

Maintenance

Cleaning the heads and tape path

Contaminated heads cause insufficient recording or sound drop-out in playback.

We recommend cleaning after every 10 hours of operation. To make the best possible recordings, however, you should clean all surfaces over which tape travels before making each recording.

Wipe the heads, the pinch rollers and the capstans with a cleaning tip slightly moistened with cleaning fluid or alcohol.

After cleaning the heads, rollers and tape path, insert a cassette when the areas cleaned are completely dry.

Demagnetizing heads

After 20 to 30 hours of use, enough residual magnetism will have built up on the heads to begin to cause loss of high frequencies and hiss. At this time you should demagnetize the heads and all metal parts in the tape path with a commercially available head demagnetizer.

Cleaning the lens

If you have accidentally touched the lens of the CD player section with dirty fingers or the dust has accumulated on the lens, the unit will not operate properly. In such cases, clean the lens with lens cleaning kit (not supplied).

Cleaning the cabinet

Celan the cabinet, panel and controls with a soft cloth slightly moistened with a mild detergent solution. Do not use any type of abrasive pad, scouring powder or solvent such as alcohol or benzine.

Page 33

Specifications

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC DISTORTION

With 6-ohm loads, both channels driven from 500-10,000Hz: rated 2W per channel-minimum RMS power, with no more than 10% total harmonic distortion in AC operation.

OTHER SPECIFICATIONS

CD player section Battery li
System Compact disc digital audio system
Laser diode properties Material: GaAlAs
Wavelength 780nm Sony S
Emission duration: Continuous Sony A
Laser output: Less than 44.6µW + Dimensi
* This output is the value measured at a dis-
tance of about 200mm from the objective
Dimonol
iens sunace on the optical pick-up block. Weight
Spindle speed 200 r.p.m. to 500 r.p.m. (CEV) -
Error conection Solomon Code Supplied
Number of channels Design a
requency response 20—20,000HZ _2 dB U
wow and flutter Below measurable limit OPTIO
D Stereo h
Hadio section Dynamic
Frequency range FM: 87.5- 108MHZ Cassette
AM: 530—1,/10KHZ Head de
Antennas FM: lelescopic antenna Head cle
AM: Built-in ternte bar antenna Cleaning
Tane recorder secti on and general CD clear
Recording system 4-track 2-channel stereo
Fact winding time Approx 2 min with Sony cassette C60
Frequency response Total with TVPE 1 (NORMAL) cassette:
requeries response 80_10.000Hz
Playback with TYPE 1 (NOBMAL)
cassette: 60—12 000Hz
Sneaker Two-way speakers:
opounoi Full-range: 10cm diacone type
Woofer: 8cm dia
Power output Model for Canada
Two-way speakers: 6W + 6W (at 3.2
ohms, 315Hz, 10% harmonic distortion)
Inputs Mixing microphone input jack (minijack)
Sensitivity 2.5mV
For low impedance microphone
Outputs Headphones jack (stereo minijack)
For 16—68 ohms impedance headphones
Power requirements 120V AC, 60HZ
DC 15V, 10 size D (R20) batteries for CD
radio cassette-corder
DC 4.5V, 3 size AA (R6) batteries for
clock/timer/memory
Power consumption 25W
Hecording Playback CD playing
Sony SUM-1 (NS) approx. 9H approx. 4H approx. 1.5H
Sony Alkaline AM 1 (N) approx. 16H approx. 8H approx. 4H
Dimensions 696 × 255 × 23
(27 1 /2 × 10 1 /8 ×
not incl. projec
6mm (w/h/d)
9 3 /s inches)
ting parts and
controls
Weight Approx. 9.4kg, incl. batteries
(Approx. 20 lb 12 oz)
Supplied accessory AC power cord (1)

Design and specifications subject to change without notice.

OPTIONAL ACCESSORIES

WI IONAL ACCESSORIES Stereo headphones Sony "MDR" Headphone Series bynamic microphone Sony "DYNAMIC MICROPHONE" series cassette erase BE-A200 lead demagnetizer HE-5C lead cleaning stick CLH-5 Cleaning kits KK-4 CD cleaner XP-CD1, XP-CD4

Page 34

Troubleshooting Guide

General
Trouble Cause and remedy
The unit does not operate.
  • The AC power cord is not connected (for AC operation).
  • Incorrect polarity of batteries (See page 8.)
  • Weak batteries (See page 8.)
No audio
  • Turn the VOLUME control toward MAX.
  • Check the FUNCTION selector setting.
  • The headphones are plugged into PHONES jack (when listening through the speakers).
  • Speakers are not connected. (See page 9.)
The sound is cracked or distorted. Turn down the VOLUME control.
CD Player Operation and a second
Trouble Cause and remedy
The unit does not operate.
  • The disc inserted with the labeled surface facing down.
  • Dusty or defective disc (See page 13.)
  • Dirty or dusty lens (See page 32.)
  • The disc holder lid is not closed.
  • Moisture condensation
  • When the CD operation buttons cannot be activated, turn off the unit and begin again.
  • Improper setting of the FUNCTION selector.
Skipping of sound Dusty or defective disc (See page 13.) Dirty lens (See page 38.) Strong vibrations
Cassette-Corder Operation
Trouble Cause and remedy
Tape does not move.
  • The cassette is being inserted improperly.
  • The tape is slack.
  • The cassette holder lid is not closed.
The REC button cannot be activated.
  • No cassette in the cassette holder.
  • The tab is removed from the cassette. (See page 22.)
Recording or playback cannot be made or there is a decrease in sound level. Dirty heads (See page 32.) Improper setting of the FUNCTION selector.
Unsatisfactory erasing Dirty erase head (See page 32.) Weak batteries (See page 8.)
Excessive wow or flutter, or sound drop-out
  • Contamination of the capstan or pinch roller (See page 32.)
  • Magnetic contamination of the head (See page 32.)
  • Weak batteries (See page 8.)
Trouble Cause and remedy
Clock does not operate correctly. Incorrect polarity of batteries for clock/tuner/memory. (See page 8.) Weak batteries. (See page 8.)
Timer does not operate correctly. Check if the clock is correctly set. (See page 10.) Check if timer setting is correct. (See page 28.) Weak batteries. (See page 8.)
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