Kenwood HM-331 User manual

MICRO HI-FI COMPONENT SYSTEM
INSTRUCTION MANUAL
KENWOOD CORPORATION
B60-4228-00 00 CH (M,T)
OC
9809
HM-331
DIGITAL AUDIODIGITAL AUDIO
COMPACTCOMPACT
TEXT

HM-331 (En/T)
2
Preparation section
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE
COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE, REFER SER-
VICING TO QUALIFIED SERVICE PERSONNEL.
RISK OF ELECTRIC SHOCK
DO NOT OPEN
THE LIGHTNING FLASH WITH ARROWHEAD SYMBOL, WITHIN AN EQUILATERAL TRI-
ANGLE, IS INTENDED TO ALERT THE USER TO THE PRESENCE OF UNINSULATED “DAN-
GEROUS VOLTAGE”WITHIN THE PRODUCT’S ENCLOSURETHAT MAY BE OF SUFFICIENT
MAGNITUDE TO CONSTITUTE A RISK OF ELECTRIC SHOCK TO PERSONS.
THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE IS INTENDED TO ALERT
THE USER TO THE PRESENCE OF IMPORTANT OPERATING AND MAINTENANCE (SER-
VICING) INSTRUCTIONS IN THE LITERATURE ACCOMPANYING THE APPLIANCE.
Units are designed for operation as follows.
Safety precautions
Factory fitted moulded mains plug
1.The mains plug contains a fuse. For replacement, use
only a 3-Amp ASTA-approved (BS 1362) fuse.
2.The fuse cover must be refitted when replacing the
fuse in the moulded plug.
3.Do not cut off the mains plug from this equipment. If
the plug fitted is not suitable for the power points in
your home or the cable is too short to reach.
A power point, then obtain an appropriate safety
approved extension lead or adapter, or consult your
dealer.Ifnonethelessthemainsplugis cut off, remove
the fuse and dispose of the plug immediately, to
avoid a possible shock hazard by inadvertent.
Connection to the mains supply.
IMPORTANT :
The wires in the mains lead are coloured in
accordance with the following code:
Blue : Neutral
Brown : Live
Do not connect those leads to the earth terminal of a
three-pin plug.
For the United Kingdom
WARNING : TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS
APPLIANCE TO RAIN OR MOISTURE.
CAUTION
The marking is located on the rear panel and says that
the component uses laser beams that have been clas-
sified 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)
Europe and U.K. .................................................. AC 230V only
*Other countries...........AC 110-120 / 220-240 V switchable
Before applying power
Caution : Read this page carefully to ensure safe operation.
AC voltage selection
The AC voltage selector switch on the rear panel 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 with the following direction.
*For other countries
AC110–120V AC220–240V
AC voltage selector switch
Move switch lever to match your line voltage with a small
screwdriver or other pointed tool.
Note:
Our warranty does not cover damage caused by exces-
sive line voltage due to improper setting of the AC volt-
age selector switch.

Preparation section
HM-331 (En/T)
3
Contents
Preparation section Application section
Basic section
Knowledge section
Before applying power............................... 2
Safety precautions ........................................................... 2
Special features ................................................................ 4
Handling of discs .............................................................. 5
Notes on cassette tape .................................................... 5
System connection........................................... 6
Connection of the System Accessories ....................... 6
Connection of Other Accessories
(Commercially Available Parts) ............................... 8
Controls and indicators ................................... 9
Display ................................................................................ 9
Main unit........................................................................... 10
Remote control Unit.........................................................12
Operation of remote control unit ................. 13
CHANNEL SPACE setting ................................................13
Let's put out some sound............................... 14
Basic use method............................................................ 14
Playback of CD ................................................................ 16
In regard to CD-TEXT ...................................................... 17
Playback of tape.............................................................. 18
Receiving broadcast station ..........................................20
Let's recording ................................................ 22
Recording on TAPE ..........................................................22
Important Items............................................... 43
Maintenance .....................................................................43
Reference ..........................................................................43
In case of difficulty ........................................ 44
Specifications ............................................ 47
Playback of CD................................................ 24
Listening in the desired sequence
(program playback)................................................... 24
Repeated playback ..........................................................25
Listening to an unexpected title sequence
(random playback) .....................................................26
R.D.S. (Radio Data System)
(Except for some areas) ........................................................ 28
Searching for a desired program type
(PTY search) ............................................................... 29
To be able to listen to the desired information
at any time ...................................................................31
Convenient Recording Methods .................. 33
Selection of the Recording type....................................33
One-touch recording (CD
= TAPE) ................................34
Program recording (CD
= TAPE).................................. 35
Tone adjustment ............................................. 36
Tone adjustment .............................................................. 36
Balance adjustment........................................................ 36
Adjusting the AUX Input Level.......................................37
Clock adjustment............................................ 38
Timer operation................................................ 39
Setting the O.T.T................................................................39
Setting the Program Timer ............................................ 40
Activating or deactivating the O.T.T. or
program timer execution ......................................... 42
Sleep timer ....................................................................... 42
Caution : Read this page carefully to ensure safe operation.
Before applying power

HM-331 (En/T)
4
Preparation section
CD player and auto-reverse cassette deck as standard equipment
A CD player and auto-reverse cassette deck are provided, making the unit an integrated micro stereo system for
enjoyment of multiple music sources.
Special features
Convenient Recording Methods
Various versatile recording functions are provided according to the use purposes.
÷One-touch recording : Recording of one CD or one track by pressing a single key
÷Program recording : Any desired tracks can be recorded in the desired sequence
Two-program timer : Timer playback, timer recording and AI timer playback can be programmed.
AI timer : When the unit is turned ON by the timer, the sound level increases gradually.
O.T.T. : Timer with easy setting, which operates only once.
Sleep timer : Useful when you want to go asleep while listening to music.
Convenient timer functions
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.
DEMO OFF (To cancel demonstration):
Press the “set/demo”key when DEMO is ON.
DEMO ON (To execute demonstration):
After turning power ON, press and hold the
“set/demo” key (for more than 2 seconds).
In regard to demonstration
This unit is equipped with a demonstration function
(only display). The demonstration consists of sequen-
tial change of display and indicators showing the
operations, but the audio itself does not change. The
demonstration function can be cancelled as follows.
÷Even when DEMO is ON, stations with weak radio waves are muted and their sound cannot be heard.
÷This operates automatically when a power failure has occurred or the plug of the power cable has been pulled while
the power was ON. Cancellation is possible by pressing the key during the demonstration.
Before applying power
Accessories
FM indoor antenna (1) Loop antenna (1) Remote control unit (1)
Batteries (R6/AA) (2)
Please confirm that the following accessories are present.
Europe, and U.K. Other countries
set/demo
*AC plug adaptor (1) *Use to adapt the plug on the power
cord to the shape of the wall outlet.
(Accessory only for regions where
use is necessary.)

Preparation section
HM-331 (En/T)
5
Handling of discs
Before applying power
Safety tab (accidental erasure prevention tab)
After an important recording has been finished, break the
safety tab, to prevent the recorded contents from being
erased or recorded on accidentally.
ForBside
ForAside
To store cassette tapes
Do not store the tapes in a place which is subject to
direct sunlight, or near equipment that generates heat.
Keep the cassette tapes away from any magnetic field.
To re-record Apply tape only to the position where
the tab has been removed.
When there is slack in the tape
Insuchacase,insertapencilintothereelholeandwind
the reel hub to remove the slack.
N
S
1.Longer tape than 110 minutes cassette tape
Since longer tape than 110 minutes cassette tape is very thin, the tape could adhere to the pinch roller or be
easily broken. It is recommended that these tapes not be used with this unit to prevent possible damage.
2.Endless tapes
Do not use an endless tape, as this could damage the mechanism of the unit.
Notes
Notes
Notes on cassette tape
Label side
Playing side
Cleaning
If fingerprints or foreign matter be-
come 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 player and store it in its case.
Handling
Hold the discs so that you do not
touch the playing surface.
Discs which can be played with this unit
CD (12 cm, 8 cm), and the audio part of CDV, CD-G, CD-EG
and CD-EXTRA.
Use discs that comply with the IEC standard, for example
a disc carrying the
DIGITAL AUDIO
COMPACTCOMPACT
marking on the label surface.
Disc handling precautions
Disc accessories
The disc accessories (stabilizer, protection sheet, protec-
tion ring, etc.) which are marketed for improving the sound
quality or protecting discs as well as the disc cleaner should
not be used with this system because they may cause
malfunction.
Do not attach paper or tape to ei-
ther the playing side or the label side
of the discs.
Sticker
Sticky paste
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.
Please do not use discs which are not round because they
may cause a malfunction.

HM-331 (En/T)
6
Preparation section
Malfunction of microcomputer
If operation is not possible or erroneous display
appears even though all connections have
been made properly, reset the microcomputer
referring to “In case of difficulty”. ¤r
Connection of the System Accessories
This figure shows the method of connection be-
tween the main unit and provided accessories.
1234
Twist
System connection
AM loop antenna
The supplied antenna is for indoor use. Place it as far as
possible from the main system, TV set, speaker cords and
power cord, and set it to a direction which provides the best
reception.
Speaker (right)
Main Unit
CAUTION
Note on Connection
Connect the components as shown in the
diagram.
Only plug the power cord into a power outlet
once connections are completed.
12 3 4
1.Never short-circuit the “+” and “-” speaker cords.
2.If the left and right speaker connections or the “+” and “-” polarity
are inverted, the sound will be unnatural with unclear positioning of
musical instruments, etc. Be sure to connect them without mistake.
3.Be sure to insert all connection cords securely. If their connections
are imperfect, the sound may not be produced or noise may
interfere.
4.Before plugging or unplugging a connection cord, be sure to unplug
the power cord from the wall AC outlet. If connection cords are
pluggedorunplugged withthepowercord leftpluggedin,malfunction
or damage may result.
Notes
Notes

Preparation section
HM-331 (En/T)
7
FM
300Ω
FM
75Ω
AM
GND
DIGITAL
OUT
OPTICAL
ANTENNA
AUX INPUT
R L
AC110–120V AC 220–240V
SPEAKERS
(6–16
Ω
)
+
–
–
+
R
L
SUPER
WOOFER
PRE OUT
MANUAL AUTO
PANEL
OPEN/CLOSE
SPEAKERS
(6–16Ω)
L
R
+
+
–
–
FM
300Ω
FM
75Ω
AM
GND
GND
AM
FM
75Ω
System connection
FM indoor antenna
The accessory antenna is for temporary indoor use only. For stable signal reception we recommend using an outdoor antenna.
Remove the indoor antenna if you connect one outdoors.
1Remove the insulation from the end of the cord end.
(Except for Europe, and U.K.)
2Connect it to the antenna terminal.
3Locate the position providing good reception condition.
4Fix the antenna.
Speaker (left)
Speaker cord
POWER cord
TO WALL AC
OUTLET
Connect correctly + to + and - to -.
Europe, and U.K.
Other countries
2 2
PANEL OPEN/CLOSE switch
Change the operation mode of the "REVOLVING
CONTROL PANEL". !

HM-331 (En/T)
8
Preparation section
FM
300Ω
FM
75Ω
AM
GND
DIGITAL
OUT
OPTICAL
ANTENNA
AUX INPUT
R L
AC110–120V AC 220–240V
SPEAKERS
(6–16
Ω
)
+
–
–
+
R
L
SUPER
WOOFER
PRE OUT
MANUAL AUTO
PANEL
OPEN/CLOSE
FM
300Ω
FM
75Ω
AM
GND
GND
AM
FM
75Ω
10mm 10mm
AUX INPUT
R L
DIGITAL
OUT
OPTICAL
Connection of Other Accessories
(Commercially Available Parts)
FM outdoor antenna
Lead the 75Ωcoaxial cable con-
nected to the FM outdoor antenna
into the room and connect it to the
FM 75Ωterminal. Please remove the
indoor antenna after an outdoor an-
tenna has been installed.
Antenna adaptor (optional)
Europe, and U.K.
Audio cord
1.In case an associated system component is connected, also read
the instruction manual of the component.
2.Insert the optical-fiber cable straight into the connector until it clicks.
3.Be sure to attach the protectioncapwhentheconnector is not used.
4.Never band or bundle the optical-fiber cable.
Notes
Notes
System connection
POWER cord
TO WALL AC OUTLET
Audio output
VCR, Analog turntable with built-in
RIAAequalizer(optional P-110), etc.
Other countries
DIGITAL OUT jack
(OPTICAL)
If necessary, remove the
cap and plug the optical-
fiber cable (optional)
Optical-fiber cable
Cap
Optical-fiber
cable
MD recorder or
DAT etc.
CAUTION
Note on Connection
Connect the components as shown in the diagram.
Only plug the power cord into a power outlet once
connections are completed.
SUPER WOOFER

Preparation section
HM-331 (En/T)
9
Controls and indicators
Display
(The displays given in this manual are approximations only.
They may differ from what actually appears on the display.)
1Tuner-related indicators
2Character information display section (dot display)
Shows character information including the input selection,
volume level and disc/track title.
3Character information display section
Frequency indication, time indication, track No., program No.,
etc.
4O.T.E. (ONE TOUCH EDIT) indication
Appears during one-touch recording.
5LOUD (Loudness) indication
6TAPE REC indicators
7EX.BASS (extra bass) indication
8Indication related to CD
9Auto Power Save indicator
0Timer-related indicators
!RDS-related indication (expect for some areas)
@Cassette deck, reverse mode and TAPE equalizer
(T.E.) indicators
#CD play/pause indicators
Indicates the play and pause modes of CD.
• • • • • • • • • • •
STEREO
MD EDIT
TITLE SEARCH
FM
PM
A MMHz
kHz
O.T.E.
TUNED
RANDOM PGM REPEAT ALL SLEEP A.P.S. O.T.T. PROG. TP R·D·S EON NEWS
T.E.NR
AUTOTOTALTRACK NO.
88888888
1 2
TA PTY
8#@
1
2
34567
!09

HM-331 (En/T)
10
Preparation section
Main unit
Controls and indicators
About the one-touch operation function
This unit incorporates the one-touch operation function for the user's convenience.
With this function, pressing any key enclosed in while the unit is in standby mode
immediately start playback (or reception).
d
o
w
n
u
p
on/standby
TAPE rec
menu
panel
TAPE
direction
STOP
CD
open / close
set / demo
TUNER / band
4 4
AUX repeat sound
VOLUME / multi control
O.T.E.
CD TAPE
6
tape
EQ.

7
2
2
Auto Reverse
phones
push open
0
TAPE / preset
1 1
0
push open
$
#
2
3
4
5
6
7
8
9
0
!
@
%
^
&
*
(
¡
)
1

Preparation section
HM-331 (En/T)
11
2 2 2 2
panel
open / close
FM
300Ω
FM
75Ω
AM
GND
DIGITAL
OUT
OPTICAL
ANTENNA
AUX INPUT
+
SPEAKERS
(6–16
Ω
)
+
–
–
+
R
L
SUPER
WOOFER
PRE OUT
MANUAL AUTO
PANEL
OPEN/CLOSE
MANUAL AUTO
Controls and indicators
Turningtheknob switches thefunctionas shown
in the character information display.
TAPE RVS. ? (
O.T.E. ? ›
A. MEMORY (or A. PRESET) ? ¡
(Only when the TUNER input is selected)
AUX LEVEL ? ‡
(Only when the AUX input is selected)
BALANCE ? fl
TIMER SET ? ·
A.P.S. SET ? %
÷The function of the control knob returns to the normal
mode when it has not been operated for 5 seconds.
* About the VOLUME/multi control (up/down) knob
After selecting the function of this knob with the
“menu” key, select the desired control item by turn-
ing the “VOLUME/multi control (up/down)” knob.
To set or enter the setting of the selected item, press
the “set/demo” key.
1CD cover open key (0)
Press to open the CD player cover.
2Display
3Tape record key (TAPE rec) £
Press to start recording. Pressing the key during recording
stops it after leaving a non-recorded space (blank) of about 4
seconds.
4“set/demo” key
Press to set or enter an item selected with the “VOLUME/
multi control“.
Used for demonstration ON/OFF.
5“menu” key
Press to switch the function of the “VOLUME/multi control
(up/down)” knob.
This key is also used when setting the time of the day.
6“panel open / close” key
7”tape EQ” key
8CD play/pause key (CD 6)/indicator ^
Press to select the CD input and start CD playback.
Press during CD playback to let it pause temporarily.
9Tape play key (TAPE)/
TAPE direction indicator
0Stop key (7)
!Cassette holder
Pressthearea marked “0push OPEN” toload orejecta tape.
@“phones” jack
Headphones with a stereo mini plug (optional) can be
connected.
#CD Skip (4, ¢)/TAPE (1, ¡) keys &)
During CD operation :
Press to skip tracks in the forward or backward direction.
During TUNER operation :
Press to receive a preset station.
During TAPE operation :
Press to search in the forward or backward direction.
$“repeat” key ∞
Used for repeated playback of CD.
%O.T.E. key
^“sound” key %
Used for switching the EX.BASS play and LOUDNESS play.
&“TUNER/band” key )
The received broadcasting band is switched.
Press to select the TUNER input.
AUX input key
Press to listen to the input source connected to AUX (analog
external).
*Standby / timer indicator $
Light in standby mode of power.
Red :Normal standby mode
Orange :O.T.T. standby
:Program timer standby
Green :Power ON mode
(“VOLUME/multi control (up/down)” knob $
Normally this is used for volume adjustment.
)Remote sensor
¡“on/standby” key
The system is switched ON and STANDBY.
*
About the REVOLVING CONTROL PANEL
menu
set/demo
VOLUME / multi control
REVOLVING CONTROL PANEL
(close state)
÷The REVOLVING CONTROL PANEL is closed when
the power supply is in STANDBY mode.
÷When the power is switched ON, the REVOLVING
CONTROL PANEL opens.
÷When the power is ON, the panel opens and closes
alternately each time the "panel open / close" key is
pressed.
AUTO MANUAL
÷When the power is ON, the panel opens and closes
alternately each time the "panel open / close" key
is pressed.

HM-331 (En/T)
12
Preparation section
Remote control unit
The keys on the remote control unit with the same names as on the
main unit have the same function as the keys on the main unit.
Europe, and U.K.
RC-F0503E (Infrared ray system)
Other countries
RC-F0503 (Infrared ray system)
Controls and indicators
1TONE key fl
This is used to adjust the tone.
SOUND key %
Used for switching the EX.BASS play and LOUDNESS play.
2SLEEP key w
This is used to set the sleep timer.
3Numeric keys
These are used to select CD tracks and as preset call keys for
the tuner.
4TAPE O.T.E. key ›
These keys are used for recording of a CD onto tape with a
one-touch operation.
Press either key during CD playback to record the currently
played track onto tape. Press in stop mode to record the entire
CD onto tape.
5Basic operation keys
Fast forward, fast reverse keys (1, ¡)
During CD or TAPE operation: &(
Press to search in the forward or backward direction.
During TUNER operation: )
Press to select a radio station.
P.CALL/skip keys (4, ¢)
During CD operation : &
Press to skip tracks in the forward or backward direction.
During TUNER operation: )
Press to select a radio station.
TAPE 2 3 key
TUNER BAND key
CD 6key
Stop key (7)
AUX key
6RDS-related keys (For Europe and U.K.)
TA/NEWS key ⁄
Used at the time of EON reservation.
PTY key ª
Used at the time of program type detection.
7SET key
Press to set or enter an item selected with the “VOLUME/
multi control“.
ENTER key ¡
It is used to enter the preset station memory in the tuner.
8MUTE key %
This is used to suppress the sound temporarily.
9POWER ( ) key $w
The system is switched ON and STANDBY.
This key is also used to activate or cancel the timer program
execution.
0TIMER key w
Used to select the timer.
!Keys related to CD
REPEAT key ∞
This is used for repeated playback.
RANDOM key §
Playback of the CD tracks in random order.
CLEAR key ¢
The programmed track sequence is cleared.
PGM key \¢
This is used to program the track sequence.
During TUNER operation: ¡
Used to switch the tuning mode between “AUTO” (auto
tuning, stereo reception) and Manual (manual tuning,
monaural reception).
@TIME DISP. key
Press to switch the time information displayed during CD
playback.
DOT DISP. key ¶
Used for scroll display of the text infomations of CD-TEXT
compatible disc.
#VOLUME (%,fi) keys
¢
REMOTE CONTROL UNIT
RC-F0503E
SLEEP TONE SOUND
1 2 3 TIMER
4 5 6 REPEAT
7 8 9 RANDOM
+10 0PGM CLEAR
DOT DISP.TIME DISP. TAPE
P.CALL
TAPE TUNER
BAND CD
PTY TA/NEWS AUX
SET ENTER MUTE
¡ 4
2 3 7
%
fi
6
1
POWER
VOLUME
O.T.E.
2
0
@
!
9
4
7
5
8
3
1
#
6

Preparation section
HM-331 (En/T)
13
Operation of remote control unit
3Close the cover.1Remove the cover. 2Insert batteries.
÷Insert two R6 (“AA”-size) batteries following the
polarity indications.
Operation
÷When pressing more than one remote control keys
successively, press the keys securely by leaving an
interval of 1 second or more between keys.
After plugging the power cord of this unit, press
the POWER ( ) key of the remote control unit to
turn the system ON. When the system is turned
ON, press the key of the function to be operated.
Notes
Notes
Operating range
(approx.) Remote sensor
2 2
30˚
6m
30˚
Loading batteries
1.The provided batteries are intended for use in operation checking, and their service life may be short.
2.When the remote controllable distance becomes short, replace both of the batteries with new ones.
3.If direct sunlight or the light of a high- frequency fluorescent lamp (inverter type, etc.) is incident to the remote
sensor, malfunction may occur. In such a case, change the installation position to avoid malfunction.
Channel space switching
(Except for
the United Kingdom and Australia)
The space between radio channels has been set to the one that
prevails in the area to which the system is shipped. However, if the
current channel space setting does not match the setting in the area
where the system is to be used, for instance when you move from
area 1 or area 2 shown in the following table or vice versa, proper
reception of AM/FM broadcasts cannot be expected. In this case,
change the channel space setting in accordance with your area by
referring to the following table.
CHANNEL
Space Frequency
Area
1
2
USA, Canada and South
American countries
Other countries
FM: 100 kHz
AM: 10 kHz
FM: 50 kHz
AM: 9 kHz
1Turn power on.
2Press the TUNER/band key
3Select the mode by using the "repeat" key.
Each press switches the space frequency alternately.
1"FM 50 kHz" (FM 50 kHz, AM 9 kHz)
2"FM 100 kHz" (FM 100 kHz, AM 10 kHz)
4Establish the selection by pressing the "set/
demo" key.
Blinks.
CHNSPACE• •
STEREO
FM
PM
A MMHz
kHz
BEST HITS
TUNED
RANDOM PGM REPEAT ALL SLEEP A.P.S. O.T.T. PROG.
AUTOTOTALTRACK NO.
02119050

HM-331 (En/T)
14
Basic section
Let's put out some sound
Basic use method
Listening through headphonesMuting the sound temporarily
Bass and treble compensation "sound" key
1. Set the “on/standby” key to ON (STANDBY).
When the “on/standby” key ( ) is pressed while the unit is ON,
the unit is switched off.
÷Pressing the CD 6, AUX, TAPE or “TUNER/band” key also turns power
on and starts playback (reception) of the corresponding input. (One-touch
operation)
÷When the CD or TAPE input is selected while the corresponding disc or tape
has been loaded, it immediately starts to play.
2. Selecting the desired output.
TUNER (Broadcasts) )
CD ^
TAPE *
AUX (External input) 8÷Pressing the CD 6, AUX, TAPE or
“TUNER/band” key selects the cor-
responding input.
3. Volume adjustment.
÷Quick turning produces a larger
change amount. (Dynamic rotary vol-
ume control function)
÷The display shows a reference value.
The volume
decreases
The volume
increases
Lights
Example:
To select the CD input
2 2
33
11
22
on/standby
CD
6
d
o
w
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33

HM-331 (En/T)
15
Basic section
LOUD
EX.BASS
A.P.S. A.P.S.
phones
Listening through headphones
Insert the headphone plug into the “phones”
jack.
÷Headphones with a stereo mini plug can be con-
nected.
÷The sounds from all speakers are cut off.
Muting the sound temporarily (Remote control unit only)
Blinks
÷Press again to resume the original volume.
÷This is also cancelled when the volume is changed.
Bass and treble compensation
Each press switches the modes as follows.
1“EX.BASS” (Extra Bass) lights.
The lowest and highest frequencies are en-
hanced regardless of the current volume
level.
2“LOUD” (Loudness) lights.
The lowest and highest frequencies are en-
hancedaccordingtothecurrentvolumelevel.
(Effective during low-volume listening.)
3Both indicators off.
Sound enhancement mode is disen-
gaged.
÷Adjusting the tone while the “LOUD” or “EX.BASS”
indicator is lit turns it off and cancels the sound
enhancement mode. fl
AUTO POWER SAVE function
When the unit is ON and the unit is left for 30 min-
utes with CD and TAPE not operating, the unit is
switched off automatically by this function. This is
convenient when you forgot to switch off the unit.
This function can be activated or deactivated by the
following operation.
1Select “A.P.S. SET?”.
2Select.
3Set it.
A.P.S. off A.P.S. on
LightsGoes off
÷When the TUNER or AUX input is selected, APS
operates only when the volume is set to zero or when
MUTE is on.
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Standby mode
When the standby/timer indicator on the main unit
lights in red or orange, a minute current flows for
memory protection. This condition is called standby
mode.
When CD has been selected.
Volume display
or
MUTE
(Press the “set/demo” key while the “?” mark
is blinking.)
RANDOM PGM REPEAT ALL
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CD• • • • • • • • •
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TITLE SEARCH
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VOLUME• 20• •
STEREO
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TITLE SEARCH
FM
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A MMHz
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sound
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VOLUME / multi control
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VOLUME / multi control
set/demo

HM-331 (En/T)
16
Basic section
1BIT DUAL D/A CONVEATER
2 2
22
11
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Playback of CD
When a disc is placed into the CD player in advance,
the unit will be switched on automatically by press-
ing the CD 6key, and playback will start.
Skipping tracks
To fast forward and backward
Playback from
desired track
Start playback/
To pause playback
Start playback/
To pause playback
To stop playback
To stop playback
Skipping tracks
1. Load a disc.
1Open the CD cover.
2Place a disc.
3Close the CD cover.
The label side must be on top.
Open the CD cover.
2. Start playback.
Lights
0
push open
11
CD
6
22

HM-331 (En/T)
17
Basic section
1 2 3
4 5 6
7 8 9
+10 0
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Skipping tracks
To skip backward To skip forward
÷The track in the direction of the key pressed is
skipped, and the selected track will be played from the
beginning.
÷When the 4key is pressed once during playback, the
track being played will be played from the beginning.
÷Operation also is possible with the keys 4and ¢
of the remote control unit.
Playback from desired track
Press the numeric keys as shown below....
To select track No. 23 : 003
To select track No. 40 : 0000)
Select the desired track No.
÷Each press pauses and plays the CD alternately.
To pause playback
To stop playback
To fast forward and backward
÷Playback starts from the position where the key is
released.
Backward
search
Forward
search
÷Do not touch the played side of disc.
÷Be sure to place a disc horizontally. Placing it with an
inclination will result in malfunction.
÷Titles are displayed for discs conforming to CD-TEXT.
÷After a few seconds, play starts from track No.1.
In regard to CD-TEXT
When discs conforming to CD-TEXT are played with
this unit, the text information recorded on the CD
(disc name or titles) is displayed automatically.
123
-237
TOTAL
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TOTAL
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Time display on CD player
(Remote control unit only)
Each press of the TIME DISP. key changes the
displayed contents.
÷Only time information 1and 2can be displayed
during single-track repeated playback or random play-
back.
1
2
3
4
(Remaining time of track being
played)
(Elapsed time of entire disc)
(Elapsedtimeoftrackbeing played)
(Remaining time on entire disc)
4 4
TAPE / preset
1 1
1¡
(Remote control only)
CD
6
STOP
7
CD• • • • • • • • •
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HM-331 (En/T)
18
Basic section
Let's put out some sound
Playback of tape
If you load a tape in the cassette deck in advance while
the power is off. pressing the TAPE key turns power
on automatically and starts the tape playback.
To stop playback
tape EQ. Selection of reverse mode
Start playback
1. Load a cassette tape.
1Open the door.
2Insert a tape and close the door.
2. Start playback.
During playback, the tape running direction changes each time the
key is pressed.
The “direction” indicators show the current direction in which the tape
advances when playback or recording is started automatically by the
one-touch operation, etc. This direction is the direction stored in memory
when the tape was last stopped.
(To change the tape transport direction, press theTAPE key (2, 3) dur-
ing playback then press the stop key (7).)
Transport direction indicators
Transport direction indicators
To wind tape at high
speed
2 2
2211
To stop playback
2 2
A
push open
0
11
TAPE
direction
2 2
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HM-331 (En/T)
19
Basic section
1Select “TAPE RVS. ?”.
2Select.
3Set it.
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A M
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To wind tape at high speed (remote control only)
÷Press the 7key to stop fast winding.
To fast wind in
direction |To fast wind in direction \
Selection of TAPE equalizer (tape EQ.)
(Main unit only)
When playing a tape prerecorded with Noise
Reduction system (such as the DOLBY NR) ON, be
sure to set the "tape EQ." ON for playback.
Each press switches the modes as follows.
1“tape EQ.” ON......... TAPE equalizer is used.
2“tape EQ.” OFF ....... TAPEequalizerisnotused.
Lit when “tape EQ.” is ON
÷Select the "tape EQ." ON mode according to the
recording condition of the tape.
To stop playback
÷Do not take out the cassette tape until the tape
transport has stopped completely.
Selection of reverse mode (Main unit only)
(Press the “set/demo” key while the “?” mark is
blinking.)
Tape counter display (Remote control unit only)
Each press of the TIME DISP. key changes the
displayed contents.
÷Normal (TYPE ), high (TYPE ), or metal (TYPE ) tape
selection is set automatically.
÷Remove tape slack before loading.
÷Close the door securely.
Lights
Reverse mode indication
Displayed when the deck is loaded with a tape.
A tip for use of the tape counter
The tape counter is set to “0000” when a cassette tape is
loaded.
By writing down the counter reading in case you want to
interrupt recording (playback) in the middle of the tape,
the memo will be helpful as a reference for locating the
same position when continuing the recording (playback)
the next time. The tape counter figure decrements dur-
ing recording or playback of the back side (while the 2
tape transport indicator is lit).
To set the tape counter
to “0000”, open the cas-
sette holder once.
Then the counter will be
reset.
1
2(Time display)
(Tape count)
T.E.
Initial setup
TAPE• • STOP•
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TAPE• • PLAY•
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“”: (ONE-WAY)
Only one side is
played back (re-
corded), and then
the tape stops.
“” : (REVERSE)
Both sides are played back (recorded), and
then the tape stops.
“”:
(ENDLESS)
Both sides are
played back
endlessly.
(The tape stops
after recording
onto both sides.)
1¡
tape
EQ

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menu
set/demo
VOLUME / multi control
set/demo

HM-331 (En/T)
20
Basic section
Let's put out some sound
Receiving broadcast station
It is also possible to receive them by one-touch
operations by storing up to 40 stations in the
preset memory.
When the “TUNER/band” key is pressed,
the unit will automatically be switched on
and reception status will be reached.
Collective presetting of stations
Auto/manual station switching
One-by-one presetting
1. Select the broadcast band.
Each press changes the band.
1FM
2AM
Select a station
(Remote control only)
Select a station
2. Select a station.
Auto tuning : The next broadcasting station will be received
automatically each time this key is pressed.
Manual tuning : Press the key repeatedly or hold it depressed until
a station is received.
When no stations have been memorized
Every time the key (4or ¢) is pressed, the preset
stations are switched over as follows.
Press ¢for the order of 1=2=3 ... 38=39=40=1...
Press 4for the order of 40=39=38 ... 3=2=1=40...
When stations have been memorized (preset call)
Preset call
2 2
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Collective presetting
of stations
TUNER / band
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4 4
TAPE / preset
1 1
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