LENCO CS-174 User manual

A/PS
SCN
SCH
PWR
TA
MODE
PTYAF
4x40 WATT / DIGITAL TUNING SYSTEM
DSP
BND
LUD
MP3 CD / CD / CD-R / CD-RW PLAYER
M2INT M3RPT M4RDM
M1/
M5/-10 M6/+10
Car Stereo Compact Disc
CD/CD-R/CD-RW/MP3 SD/MMC USB
Media Player with PLL FM Stereo Radio,
Radio Data System with
PTY Detachable Front Panel System
Instruction manual

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English
Car Stereo CompactDisc CD/CD-R/CD-RW/MP3 SD/MMC USB
Media Player with PLL FMStereo Radio,Radio DataSystem with
PTY Detachable Front Panel System
FEATURES
The unit featuresa detachable frontcontrol panel, FM/FMstereo,
CD/MP3 player thefollowing features:
The best stations memory automaticallymemorizes the best
(strongest) station inthe order theirstrength(AS)
Electronic Volume,Bass, Treble,Fader and Balancecontrol
Precision electronic tuningwith phase-lock loop(P.L.L.) circuitry
Programmable 18 presetmemory tuning
(6 each forFM1/FM2/FM3)
Loudness control Manual/Auto(Seek)/upand down tuningcontrol
Band selector forFM1/FM2/FM3
Display control(Frequency, Station Name,Program Type, Clock)
Clock F unctionin RDS
CD Repeat Function
CD and MP3files on CD/CD-R/CD-RW player function
Preamplified Line-out forexternal amplifier
Detachable front panelprotects against theft
Lighting system
RDS Function:
PI (Program Identification) TA(TrafficAnnouncement)
PS (Program ServiceName) PTY(Program Type)
AF (Listof AlternativeFrequencies) TP (Traffic Program)
Function

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English
Catalogue
Function
Warnings
Drawings
Location
Installation
Operation
Precautions
Mounting example
Detaching and attaching
the front panel
ISO connector
Power on/off
Select
Volume knob
TAseek/TA alarm
PI mute/PI sound
Mask DPI
Beep mode
Preset stations
RDS function
AF/REG function
TAfunction
PTY function
Display
Maintenance
Mode button
Band /loud button
Automatic or manual tuning
A/PS
2
4
5
6
7
7
8
9
10
11
12
12
12
13
13
14
14
15
15
16
16
16
17
Panel release button
CD slot
CD eject button
Pause button
Intro button
Repeat button
Random button
Reset
Specifications
LCD display
SCN
17
17
18
18
18
18
18
18
19
19
20

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English
The exclamation pointwithin the triangleis a warningsign alerting
the user ofimportant instructions accompanyingthe product.
The lightening flashwith arrowhead symbolwithin the triangleis a
warning sign alertingthe user ofvoltage inside theunit.
The reduce therisk of electricshock, do notremove the cover. No
user serviceable partsinside the unit.Referall servicing toqualified
personnel.
Invisible laser radiationwhen the unitis opened orinterlocks defea-
ted.
Avoid exposure to laser beam.User of controls,adjustmentsor pro-
cedures other thanthose specified hereinmay result inhazardous
radiation exposure.
This unit mustnot be exposedto moisture orrain.
This unit shouldbe positioned sothat it isproperly ventilated.
Do not exposethis unit todirect sunlight orheat radiating sources.
Warnings

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26
27
FLASH LED
24
RESET
317
14
16
15 11
10
2 1
(1-6)
9
7 18 19 22 23
13
5
4
620 2125
8
12
Drawings
English
A/PS
SCN
SCH
PWR
TA
MODE
PTYAF
4x40 WATT / DIGITAL TUNING SYSTEM
DSP
BND
LUD
MP3 CD / CD / CD-R / CD-RW PLAYER
M2INT M3RPT M4RDM
M1/
M5/-10 M6/+10

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LOCATIONS OF CONTROLS
1. POWER ON/OFF
2. FUNCTION SELECTBUTTON: BASS/TREBLE/BALANCE/
FADER/TA SEEK/PISOUND/RETUNEL/MASK DP/BEEP 2ND
3. VOLUP/VOL DOWN FRO BASS/TREBLE/BALANCE/FADER(+,-)
4. PRESET STATIONS (1,2,3,4,5,6)
5. AFFUNCTION (ALTERNATIVE FREQUENCIES)
6. TA FUNCTION(TRAFFIC ANNOUNCEMENT)
7. PTY FUNCTION (PROGRAM TYPE)
8. DISPLAY BUTTON(DSP)
9. MODE BUTTON(MOD)
10. BAND/LOUD BUTTON (BAND/LUD)
11.12. AUTOMATIC OR MANUALTUNING (FREQ UP OR
FREQ DOWN /CD TRACK/SEARCH BUTTON
13. AUTO SEEK SEARCHTUNING (A/PS)
14. LCD DISPLAY
15. PANEL RELEASEBUTTON ( )
16. CD SLOT
17. CD EJECTBUTTON ( )
18. PAUSE BUTTON
19. INTRO BUTTON (PREVIEWALL TRACKS)(INT)
20. REPEAT BUTTON(RPT)
21. RANDOM BUTTON (RDM)
22.23. -/+10 TRACK SEARCH DOWN/UP
24. RESET BUTTON
25. SCANAUTOMATIC TUNING CONTROL(SCN)
26. SD/MMC CARDJACK
27. USB JACK
Location
English

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INSTALLATION
PRECAUTIONS
Choose the mountinglocation carefully so that the unitwill not
interfere with thenormal driving functionsof the driver.
Avoid installing the unitwhere it wouldbe subject tohigh tempe-
ratures, such asfrom direct sunlightor hot airfrom the heater,
or where itwould be subjectto dust, dirtor excessive vibration.
Use only thesupplied mounting hardwarefor a safeand secure
installation.
Be sure toremove the frontpanel before installingthe unit.
Mounting angle adjustment
Adjust the mountingangle to lessthan 30.
MOUNTING EXAMPLE
Installation in thedashboard
Keep the releasekey in thesafe place asyou may needit in
future to removethe unit fromthe car.
Installation
English

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Detaching and attachingthe front panel
The front panelof this unitcan be detachedin order toprevent the
unit from beingstolen.
DETACHING THE FRONT PANEL
Before detaching thefront panel,be suretopress the PWRbutton to
turn off the unit first.
Then press thebutton and detachthe panel bypulling it towardsyou
as illustrated.
Note: Be surenot to dropthe panel whendetaching it fromthe unit.
ATTACHING THE FRONTPANEL
Make sure thefront panel isthe right wayup when attachingit to the
unit as itcannot be attachedupside down. Bringside B ofpanel to
side Aof main unit.Insetthe panel inand push untilit clicks.
Panel is attached.
Notes:
Do not pressthe front panelhard against theunit when attach-
ing it. Itcan be easilyattached by pressingit lightly againstthe unit.
When you carrythe front panelwith you, putit in thesupplied
front panel case.
Do not presshard or give excessive pressure tothe display
window of thefront panel whenattaching it tothe unit.
Installation
English
B
A

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ISO CONNECTOR
RCA JackLine Out(Rear)-Gray
:Red(right)
:White(left)
CONNECTOR A
1.
2.
3.
4. YELLOW:MEMORY +12V
5. WHITE: AUTOANTENNA OUTPUT
6.
7. RED:+12V (TO IGNITION KEY)
8. BLACK: GROUND
RED wire(connectorA no.7)mustbe connected bycar ignition
key in orderto avoid thatcar battery becomesweak when the
car will benot used forlong period.
CONNECTOR B
1. VIOLET: REAR RIGHTSPEAKER(+)
2. VIOLET/BLACK: REARRIGHT SPEAKER(-)
3. GRAY: FRONTRIGHT SPEAKER(+)
4. GRAY/BLACK: FRONT RIGHT SPEAKER(-)
5. GREEN: FRONTLEFT SPEAKER(+)
6. GREEN/BLACK: FRONTLEFT SPEAKER(-)
7. BROWN: REARLEFT SPEAKER(+)
8. BROWN/BLACK: REARLEFT SPEAKER(-)
AB
2 1 21
4 3 4 3
65 65
8 7 87
FUSE 15A
Installation
English

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Maintenance
FUSE REPLACEMENT
If the fuseblows, check thepower connection andreplace the fuse.
IF the fuseblows again afterthe replacement, theremay be aninte
rnal malfunction. Inthis case, consultyour near estrepairing center.
Warning
Use the specifiedamperage fuse foreach lead. Useof a higheram
perage fuse maycause serious damage.
Installation
English

OPERATING INSTRUCTIONS
1. POWER ON/OFF
By pressing thiskey(1), the unitis switched onand off.
This unit isturned on bypressing any key.
2. SELECT(SEL)
3. VOLUME KNOB
Rotate Volumeup/down knob tocontrol the VOLUMEto select oth-
er functions, pressthe SEL(2) buttonshortly until thedesired func-
tions is shownon the display. Figure 1shows how controlfunctions
are selected usingthe SELbutton.
Fig. 1 Selectionof sound controlfunctions
1. VOLUME 2.SELECT3. BASS 4. TREBLE 5. BALANCE 6.FADER
Toincrease or decrease the volume byrotating the volume knob. Th
ese buttons canbe used toadjust the BASS,TREBLE, BALANCE
and FADER.
TASEEK/TA ALARM(2)
When press theSEL button(2) for more than2 seconds, itis activa
ed as selectingmode of these function.
TASEEK Mode orTAALARM modeis selected byrotating the volume
knob.
13456
22222
SEL TASEEK VOL TASEEK/TA ALARM
-
2 SEC.
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Operation
English

TASEEK mode:
When newly turned station does not receive TP information for 5
sec, the radioretunes to nextstation which hasnot the same stati
on(PI) as thelast station, buthas the TP informa tion.In TA seekmo
de,the current stationcan be changedto the completelydifferent st
ation because theunit searches TP station when the fieldstrength
of the currentstation is veryweak, or thecurrent station hasno TP
signal.
-TAALARM mode:
Any automatic retunemode is notactivated, just canbe heard Beep
sound.
PI MUTE/PI SOUND
When press theSEL button for more than2 seconds, itis activated
as selecting modeof these function.
RETUNE L/S
When press theSEL button for more than2 seconds, itis activated
as selecting modeof these function.
MASK DPI(2)
When press theSEL button for more than2 seconds, itis activated
as selecting modeof these function.
MASK DPI: maskedonly theAF which hasdifferent PI.
MASK ALL:masked theAF which hasdifferent PI and NO RDSsign
al with fieldstrength.
SEL TA SEEK SEL PI MUTE VOL PI SOUND/PI MUTE
+
2 SEC.
SEL TA SEEK SEL RETUNE L VOL RETUNE L / RETUNE R
+
2 SEC.
SEL TA SEEK SEL MASK DPI VOL MASK DPI/MASK ALL
+
2 SEC.
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Operation
English

.
BEEP MODE(2)
When press theSEL button for more than2 seconds, itis activated
as selecting modeof these function .
4. PRESET STATIONS(1,2,3,4,5,6)
(A) RADIO MODE:
When press short,these keys selecta preset stationdirectly. When
press longer than1 sec., currentstation is storedin preset memory
bank. When PTYmode is selected,the PTY switch is sharedas foll
ows:
PTY music group---PTY speech group---OFF
MUSIC SPEECH
1. POP M, ROCK M 1. NEWS,AFFAIRS, INFO
2. EASY M, LIGHT M 2. SPORT,EDUCATE, DRAMA
3. CLASSICS ,OTHER M 3.CULTURE, SCIENCE, VARIED
4. JAZZ, COUNTRY 4.WEATHER, FINANCE, CHILDREN
5. NATION M, OLDIES 5. SOCIAL, RELIGION,PHONE IN
6. FOLK M 6. TRAVEL, LEISURE, DOCUMENT
(B) CD/MP3 PLAYER MODE:
1. PAUSE 2. INTRO 3. REPEAT 4.RANDOM
SEL TA SEEK SEL MASK DPI SEL DSP
2 SEC.
SEL LOUD SEL VOL BEEP 2ND/OFF/ALL
+
-
BEEP
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Operation
English

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Operation
English
USING THE RDSFUNCTION
What is RDS?
The RDS (RadioData System) isa digital informationsystem deve-
loped by theEBU(European Broadcast Union).Piggy-backed on n-
ormal FM broadcasts, RDS offersa variety ofinformation services
and automatic retuningfunctions for RDS-compatible car stereos.
In1988, RDS becameavailable in theUnited Kingdom,France,West
Germany, Ireland and Sweden. Test transmissions arebeing con-
ducted in manyother European countries. It is expectedthat RDS
will be availablein most western European countries inthe near fu-
ture.
5. AF/REGfunction (ALTERNATIVE FREQUENCIES)
When press short,AF/REG switchingmode is selected.
When AF/REGswitching mode isselected, the radiochecks the
signal strength ofthe AFall the time.When press long,it is activa-
ted as regionalmode ON/OFF.
-Regional mode ON:
AF switchingor PI SEEKis implemented tothe station whichhave
all PI codessame as currentstation. REG segmentis turned onin
LCD display.
-Regional mode OFF
The regional code in theformat of PIcode is ignoredwhen AFswi-
tching or PISEEK is implemented.
6. TA function(TRAFFIC ANNOUNCEMENT)
When press short,it is activatedas TA modeon or off.
When TA modeis on andtraffic announcement is transmitted.

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Operation
English
-When the unitis in CD/MP3mode, it willswitch to radiomode
temporarily.
-If the volumelevel was underthe threshold point,it will beraised
to the thresholdpoint.
-When TPstation is received,TPsegment is turned on in LCDdis-
play.
7. PTY function (PROGRAM TYPE)
PTY MUSIC---PTYSPEECH---PTY OFF
While selecting PTYtype, its selectionis impremented bypre-
set buttons asdescribed in preset key. When PTYis selected, the
radio starts tosearch corresponing PTYinformation,and stops ifthe
corresponding PTY information is detected.
8. DISPLAY(DSP)
When this keyis pressed itis operated asthe conversion of
each display modeas follow.
1) Incase ofreceiving RDS station
RADIO MODE PS---CT---FREQ---PTY
CD/MP3 PLAYER MODE CDP---CT---PS---FREQ---PTY
2) In caseof receiving NON RDS station
RADIO MODE CLOCK---FREQ---NO PTY
CD/MP3 PLAYER MODE CDP---CT---FREQ---NO PTY
Each display timeis several seconds, and come backto 1st position
after several seconds.
CT=clock time FREQ=frequency

9. MODE BUTTON(MOD)
By pressing thiskey, user can select.
RADIO mode orCD/MP3 PLAYER mode.
10. BAND /ENTERBUTTON(BND/LUD)
Each band istoggled cyclically bypressing this key FM1-FM2-
FM3. Press Loudness button shortly to increase Bass andTreble
effects at low volume level.LOUD appears inthe display.
11.12.AUTOMATIC OR MANUAL TUNING(FREQ UP OR FREQ
DOWN )
(A) RADIO MODE
When press short,these keys areoperated as MANUALtuning
mode.
When press longerthan 1 sec.,they are operatedas SEEK tuni
ng mode.
(B) CD/MP3 PLAYER MODE
When press short,they are operatedasTRACKUP/DOWN mode.
When press longerthan 1 secretary., they areoperated as CUE
or REVIEW mode.
`
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English
Operation Operation

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13. AUTOSEEK SEARCH TUNING(A/PS)
By pressing shortly, the radio searches for eachpreset station.
When field strengthlevel is biggerthan the thresholdlevel of
stop level, theradio is holdingat that presetnumber for 5sec.
With releasing mute,and then searchesagain.
By pressing longerthan 1 sec,and then 6 strongest stations are
preset to thecorresponding preset number.
When ASoperation is finished,the radio executesthe preset scan.
14. LCD DISPLAY
The liquid CrystalDisplay will displaythe current stateof the unit.
15. PANEL RELEASEBUTTON
Press this buttonand the left-handpart of thepanel will bereleased.
CD CONTROL LOCATION OF PARTS
11. 12.SKIP TRACK/SEARCH BUTTON
FORWARDAND REVERSE TRACK SEARCH(or changingsongs)
Press the SKIPbutton( TUN or TUN ) during playto go to
the desired track(song).
TUN ...REVERSE TUN ...FORWARD
Press and holdthe SKIP button( TUN or TUN ) during play
to scan thedisc at highspeed. When thedesired music sectionof the
disc is found,releasethe button. Normalplay will resume.WhenCD/
MP3 play isfinished, CD/MP3 modeautomatically changes toradio
mode.
English
Operation

16. CD SLOT
17. CD EJECTBUTTON
Press the EJECTbutton(17) to removethe CD.
18. PAUSE BUTTON
During PLAYmode, press PAUSE button(18) toPAUSE . Press it
again to resume play.
19. INTRO BUTTON(Preview all Tracks)
When this button(19) is pressed,INT indication is displayed and
the first severalseconds of eachtrack of thedisc are played.
Press again tostop intro andlisten to track.
20. REPEAT BUTTON(RPT)
When this buttonis pressed, RPTindication is displayedand play of
the selected trackwill be continuallyrepeated until theTrack Repeat
mode is cancelledby pressing RPTbutton (20) again.
21. RANDOM BUTTON (RDM)
When this buttonis pressed, RDM indication is displayedand each
track of thedisc are playedin random insteadofnormal progression.
Tocancel RANDOM mode,press RDM button(21) again.
22,23. 10 TRACKDOWN/UP SELECT:
(In case ofMP3/SD/MMC/USB files)
5: 10 TRACKDOWN 6: 10TRACK UP
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English
Operation

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HOW TO SELECT MP3 FILES
Searching Track
Press A/PS,then searching track is activated.
Rotate the volumeknob to select the song youwant.
Press SELto confirm.
Then auto maticalty the songyou selected willstart.
* Press SEL,then the songyou selected willstart.
* digitalAudio button assigned.
RESET
Reset button(24) isplaced on thehousing.The reset
button is tobe activated forthe following:
Initial installation ofthe unit whenall
wiring is completed.
All thefunction button donot operated.
Error symbol onthe display.
25. SCNAUTOMATIC TUNING CONTROL (SCN)
The key isoperated as RADIOSCAN. The operation is similaras
normal search butdifferent thing is holding 5seconds on everysta-
tion detected inRADIO SCAN mode.
RESET button
RESET
24
BAND
1
2
3
4
SEL
Mp3 NAVIGATION MODE SELECT
PLAY, PAUSE
INT
RPT
RDM
10 TRACK DOWN
10 TRACK UP
MENU
5
6
English
Operation

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SPECIFICATIONS
FM SECTION
Frequency range 87.5-108.0MHz
Channel step 50KHz
Intermediate frequency 10.7MHz
Sensitivity 2µV at 30dB S/N
Stereo separation >30dB
Signal to noiseradio >60dB
CD/MP3 PLAYER SECTION
Signal to NoiseRatio >60dB
Channel Separation >50dB(1KHz)
Frequency Response 20Hz-20KHz
LINE-OUT
Output 350mV max.
Impedance 10KOhm
GENERAL
Power Supply Voltage DC 13.2Volts NegativeGround
Max Current Consumption 6A
Max Output power 40W x 4CH
Specifications and thedesign are subjectto possible modifi-
cation without noticedue to improvement.
Specification
English