Blaupunkt Car Stereo System BOSTON CD189 User Manual

BOSTON CD189  
HOUSTON DM189  
High-Power FM/AM/CD Receiver with Detachable Face  
Robert Bosch Corporation  
Sales Group —  
Blaupunkt Division  
2800 South 25th Avenue,  
Broadview, Illinois 60153  
Bosch Group  
288E8761  
 
Identification of Controls  
4
5
1
2
3
6
Notes  
3.Close the inner cover.  
Do not leave inner cover in the down position unless the  
front pannel is in place.  
• Be sure to use this unit with the front panel closed.  
The unit is automatically switched off when the front panel  
is left open for about 10 minutes.  
OPEN  
PWR  
188 WATTS  
TS  
• Do not handle the unit roughly when opening/closing the  
front panel.  
SENS  
AUD  
SC/PS  
MIX  
RPT  
XBASS  
• Do not put any object or use it like a tray when the front  
panel is open in a lying position.  
• Do not press the OPEN button when closing the front panel.  
• Do not put much force to the operation buttons or the dis-  
play window as it may cause damage or deform the unit.  
• Connectors on the unit and front panel are vital parts trans-  
mitting the signal. Do not touch, push and scratch them.  
• Be careful not to pinch your fingers or hands when opening  
and closing the front panel.  
• Do not press hard on the front panel when affixing it to the  
unit. No more than light to moderate pressure should be  
needed.  
• When taking the front panel with you, please use the sup-  
plied carrying case to protect the front panel from dirt and  
damage. Make sure there is no dust or dirt on the electrical  
terminals on the back of the front panel as this could cause  
intermittent operation or other malfunctions.  
14  
13 12 11  
8
9
7
10  
1
OPEN button  
PWR button  
Turns the power of the unit on or off.  
2
3
TUN/TRK button  
Used to tune in to the desired station.  
LCD Display window  
CD button  
Switches the CD playback mode.  
BND/TS button  
Selects the AM/FM Band & Travel store.  
DISP button  
Mode selector. Clock adjustment. Display priority setting.  
MUTE/SENS button  
Security  
4
5
Bolt the front panel with the screw (supplied) in the inner  
cover as shown below, to protect the front panel from  
robbery and from getting lost.  
6
7
8
SCREW  
Muting the sound. Switches the seek sensitivity between  
local and distance.  
9
XBASS button  
Boosting the bass sound.  
Detaching the Front Panel  
10 PRESET MEMORY button  
OPEN  
1.Press the  
firmly to open the flip down front panel.  
During radio reception :  
Ejecting the CD  
1
6
-
; For Preset memory  
During CD mode :  
Press recessed button located to the left behind the Front  
Panel.  
4/MIX  
; For Mix play (Mix & Mix all during CDC;  
HOUSTON DM189 only)  
; For Repeat play  
; For Pause  
5/RPT  
6/  
2.Pull the front panel toward your direction to remove it.  
11 DISC SELECT button (HOUSTON DM189 only)  
Select the desired CD in CDC(CD changer) mode.  
12 SC/PS button  
Scan tuning. Preset scan tuning. Scan play in CD mode.  
13 AUD button  
EJECT button  
Audio control selector; Bass, Treble, Loudness, Balance  
& Fader  
14 Dial  
 
Adjusts the volume level/bass/treble/balance/fader.  
Storing the station names. Select Alpha-numeric characters.  
E-2  
General Operations  
“ NO NAME” or any station name blinks once to indicate  
that Station Name is selected for the Display Priority.  
After 5 seconds, the display mode will automatically re-  
turn to the Display Priority showing either “NO NAME” or  
the station name.  
DISP  
4. Press the  
to display “ CLOCK 12 ”.  
Volume Level Control and Memory  
5. Rotate the dial to select the 12 or 24-hour time mode.  
Each time you rotate the dial, the mode changes or  
toggles as follows;  
Rotate the dial to set the memory for the volume level which  
will be recalled when the unit is turned on.  
Tip  
1. Adjust the volume level. Spinning or fast rotation of the  
CLOCK 12 Ô CLOCK 24  
Frequency Display is initially set as the Display Priority,  
and Station Name (“NO NAME”) is set to “Temporary”.  
dial knob will increase the number of turns needed to  
DISP  
reach max. volume.  
Volume down  
6. Press the  
momentarily. The clock is activated.  
Volume up  
Adjusting the Sound Characteristics  
PWR  
Ignition-off Clock Recall  
2. Hold the  
pressed for more than 2 seconds.  
AUD  
1. Press the  
to select the desired adjustment mode.  
The unit will turn off and the selected max. turn-on  
volume level is set in memory.  
The display will illuminate showing the time and then auto-  
matically shut off after 5 seconds.  
BASS 0 TREBLE 0 LOUD OFF(LOUDNESS)  
DISP  
Press the  
tion.  
while the ignition switch is in the “ OFF ” posi-  
Note  
R0 F0(FADER)  
L0 R0(BALANCE)  
If the unit is turned off with the volume lower than the memory  
setting, the unit will return to the lower setting when turned  
back on.  
2. Rotate the dial to adjust the selected item.  
Adjust within 3 seconds after selecting the item.  
After 3 seconds, the dial functions as volume control.  
Use the following tables as a guide for adjusting the set-  
tings in each mode.  
Mode Selector  
DISP  
Each time the  
is pressed, the display window will change  
Muting the sound  
over as shown below;  
Priority STN CALL LEVEL 1 Temporary ( NO NAME )  
MUTE / SENS  
Press  
.
“ MUTE ” apeares on the display window.  
To restore the previous volume level, press  
MUTE / SENS  
CLOCK 12  
CLK ADJ  
METER 1  
again.  
Display priority setting  
BASS  
BASS -5  
BASS +5  
Display Priority can be set for the following items;  
TREBLE  
LOUD  
TREBLE -5  
LOUD OFF  
L9 R0(Full left)  
TREBLE +5  
LOUD ON  
Setting the Clock  
Radio mode  
1. Turn the ignition key to the ON position.  
• Frequency and Station Name, plus during  
CDC(CD changer) mode (HOUSTON DM189 only)  
• Track No, Track time and Disc name.  
PWR  
BALANCE  
FADER  
L0 R9(Full right)  
2. Press the  
3. Press the  
to turn on the unit.  
DISP  
R9 F0(Full rear) R0 F9(Full front)  
to display “ CLK ADJ ”.  
MUTE / SENS  
Example  
A. Press the  
(HOUR ADJ).  
within 3 seconds to flash the “ 12 ”  
To set Station Name to the Display Priority.  
DISP  
1. Press the  
three times, and the temporary display  
B. Rotate the dial to set the hour digit.  
appears in the display window.  
DISP  
2. Hold the  
pressed for more than 2 seconds.  
MUTE / SENS  
C. Press the  
to flash the “ 00 ” (MIN ADJ).  
D. Rotate the dial to set the minute digit.  
 
E-3  
Radio Reception  
Seek Tuning  
Preset Scan Tuning  
Receiving the Memorized Stations  
BND / TS  
BND / TS  
BND / TS  
1. Press the  
to select the desired band.  
1. Press the  
2. Hold the  
to select the desired band.  
1. Press the  
2. Press the  
to select the desired band.  
SC/PS  
1
6
FM 1 FM 2 FT AM AT  
FT & AT are Travel Store bands.  
pressed for more than 2 seconds.  
-
momentarily.  
“ SCAN ” indicator will appear on the display window.  
The unit will scan preset memory for the 12 stations from  
the AM/AT band or the 18 stations from the FM 1/FM 2/  
FT bands. The unit will stop at each preset station for 8  
TUN/TRK  
2. Press the  
to tune in stations. Tuning automati-  
Local/Distant (LO/DX) Selection  
cally stops at a broadcasting frequency.  
“ SEEK ” indicator will appear on the display window.  
When tuned in to FM stereo broadcasting stations, the  
This feature is used to select the strength of the signals at  
which the radio will stop during Seek Tuning.  
seconds, before continuing to the next preset station.  
SC/PS  
Press the  
again to stop Preset Scan Tuning and  
” stereo signal indicator will appear on the display  
remain this on the selected frequency.  
MUTE / SENS  
Press the  
for more than 2 seconds to select the  
window.  
Local setting and only strong (local) stations will be received.  
The “ lo ” indicator appears on the display window.  
Pressing again will select the Distant setting and the radio  
will stop at a wider range of signals, including weaker more  
distant stations. The “ lo ” indicator will go out on the display  
window. DX is the suggested default setting.  
Memorizing StationsAutomatically (Travel Store)  
Manual Tuning  
BND / TS  
1. Press the  
2. Hold the  
to select the desired band.  
BND / TS  
1. Press the  
to select the desired AM or FM band.  
BND / TS  
pressed for longer than 2 seconds.  
TUN/TRK  
TUN/TRK  
2. Press the  
or  
for more than 0.5 sec-  
Up to 6 stations with strong signals will be automatically  
stored in preset memory for the selected band.  
ond to activate the manual tuning mode. Press again to  
tune in to stations.  
“ MANUAL ” indicator will appear on the display window.  
After 4 seconds of completing Manual Tuning, the tuning  
control will revert to the Seek Tuning mode.  
Note  
This function is available for FT and AT.  
Memorizing Only the Desired Stations  
Scan Tuning  
You can store up to 6 stations on each band (18 for FM 1, FM  
2 and FT, 12 for AM and AT) in the order of your choice.  
BND / TS  
1. Press the  
2. Hold the  
to select the desired band.  
BND / TS  
1. Press the  
2. Press the  
to select the desired band.  
to tune in stations.  
SC/PS  
pressed for less than 2 seconds.  
The unit will scan the selected band for stations.  
TUN/TRK  
“ SCAN ” indicator will appear on the display window.  
SC/PS  
1
Press the  
again to stop Scan Tuning and remain  
3. Press and hold the desired preset memory button  
-
6
this on the selected frequency.  
Tip  
for about 2 seconds until the frequency indicator  
flashes twice.  
While tuning, the pie-shaped signal-strength meter  
on the display is lit differently depending on the strength  
of the signal. While scanning bands, the pie-shaped sig-  
nal-strength meter spins. While playing CD’s, this display  
spins also.  
The number of the pressed preset memory button ap-  
pears on the display window.  
Note  
If when you store another station on the same preset number  
button, the previously stored station is replaced with new one.  
 
E-4  
Storing the station names  
Direct Access to Memorized Stations via  
Station Call  
Level Meter Sensitivity selection  
You can assign a name to each radio station and store it in  
memory. As many as 30 station names can be stored, com-  
posed with 8 characters each.  
The sensitivity of the level meter display can be switched.  
You can search for the memorized AM & FM station names in  
the memory.  
You can select :  
LEVEL 1 : Normal sensitivity  
LEVEL 2 : High sensitivity  
Storing the station names  
DISP  
1. Press the  
to display the “ STN CALL ” on the dis-  
1. Tune in a station whose name you want to store.  
play window.  
DISP  
1. Press the  
to display the “ LEVEL 1 ” on the display  
DISP  
2. Press the  
for more than 2 seconds.  
2. Rotate the large dial to select the desired station name.  
window.  
The “ NAME EDT ” will light then the “ _ _ _ _ _ _ _ _ ” on  
the display window. The first “ _ ” flashes.  
MUTE / SENS  
3. Press the  
to tune in the desired station.  
2. Rotate the dial to select the desired meter sensitivity.  
LEVEL 1 Ô LEVEL 2  
3. Enter the characters.  
A. Rotate the dial in a clockwise direction to select the  
desired characters.  
Level Meter selection  
( A B C . . . Z <>+➜ ➜ /  
0123...9“ ”Space )  
Enhancing the bass sound  
The meter displays can be selected from four types.  
For extended bass centered @ 72Hz, the XBASS function  
can be set for either each band and CD mode.  
TUN/TRK  
B. Press the  
to move the flashing cursor to  
You can select :  
TUN/TRK  
the next position. If you press  
ing cursor moves to the left.  
C. Repeat steps A and B to complete entering the  
entire name 8 characters max.  
Tip  
, the flash-  
METER 1 : Type that the level meter goes upward.  
METER 2 : Type that only the very top segment lights.  
METER 3 : Type that the remaining segments light. (op-  
posite of METER 2)  
METER 4 : Type that the level meter goes up and down  
dividing from the center segment.  
You can select :  
XBASS 1 : Enhanced BASS level (low)  
XBASS 2 : Enhanced BASS level (Middle)  
XBASS 3 : Enhanced BASS level (High)  
XBASS 4 : Enhanced BASS level (Very high)  
XBASS 0 : No BASS enhanced/off  
DISP  
To erase/correct a name, press the  
2 seconds to clear the character and re-enter.  
for more than  
METER 0 : No meter is indicated.  
MUTE / SENS  
4. Press the  
to store the station name.  
DISP  
1. Press the  
to display the “ METER 1 ” on the display  
The station name flashes.  
XBASS  
Press the  
repeatedly to select the bass sound.  
window.  
DISP  
5. To return to the normal radio reception, Press  
.
” appears on the display window.  
2. Rotate the dial to select the desired meter indication.  
XBASS  
Each time you press  
, the current mode appears on  
METER 1 METER 2 METER 3 METER 4 ME-  
Erasing the station names  
TER 0  
the display window and then the mode change as follows:  
DISP  
1. Tune in any station and press the  
for more than 2  
XBASS 0 XBASS 1 XBASS 2 XBASS 3 XBASS 4  
seconds.  
MUTE / SENS  
2. Press the  
.
The station name or “ _ _ _ _ _ _ _ _ ” is now flashing.  
3. Rotate the dial to select the name of the station that you  
want to erase. To erase all the name of the station, dis-  
play “ ALL DEL ”.  
R-ch Level meter  
L-ch Level meter  
DISP  
4. Press the  
for more than 2 seconds.  
Repeat steps 3. and 4. if you want to erase other names.  
DISP  
 
5. To return to the normal radio reception, Press  
.
E-5  
CD Operations  
Playing the CD player  
Listening to a disc that is already loaded  
Cue / Review  
Press and hold the  
the desired point.  
TUN/TRK  
CD  
. Release when you have found  
Press the  
to select the CD mode.  
Loading Discs  
Playback begins automatically.  
: To search forward.  
OPEN  
1. Press the  
and insert the disc.  
Pausing Playback  
: To search backward.  
6/  
Press the  
.
2. Close the front panel.  
6/  
To resume playback, press the  
again.  
Playback begins automatically.  
Scan Play  
‘‘ LOADING ’’ indicator will flash in the display window.  
SC/PS  
Press the  
during CD mode.  
Stopping Playback  
Note  
The ‘‘ SCAN ON ’’ indicator appears in the display window.  
This will play the first 10 seconds of all the tracks on the disc.  
Make sure that the front panel is closed when playback be-  
gins.  
BND / TS  
Press the  
to select the radio reception (FM 1, FM 2,  
SC/PS  
Press the  
again to cancel this feature.  
FT or AM, AT).  
Playback with the front panel open causes the  
unit to turn off automatically in about 10 min-  
utes.  
Ejecting Discs  
Repeat Play  
Press the  
panel.  
to eject the disc located behind flip-down front  
5/RPT  
Press the  
during CD mode.  
Labelled side up  
The ‘‘ RPT ON ’’ indicator appears in the display window and  
the current track is played repeatedly.  
Notes  
5/RPT  
Press the  
again to cancel this feature.  
• The unit will turn on automatically when a CD is inserted if  
the ignition switch is ‘‘ON’’.  
• When the disc is ejected from the CD slot, remove it within  
10 seconds; otherwise, the disc will be reloaded automati-  
cally.  
Mix Play  
! NEVER Insert a 3-inch CDs.  
This unit is designed for playback of standard 5-inch CD’s  
only. Do not attempt to use 3-inch CD singles in this unit,  
either with or without an adaptor, as damage to the player  
and/or disc may occur.  
4/MIX  
Press the  
during CD mode.  
All the tracks on the current disc are played in random order.  
4/MIX  
Press the  
again to cancel this feature.  
Track Search  
Tips  
TUN/TRK  
Press the  
during CD mode. Track numbers appear  
When a CD is loaded, the  
• During playback of a CD, the pie-shaped signal-strength  
meter spins.  
on the display remains lit.  
in the display window.  
: Playback starts from the beginning of the next track.  
: Playback starts from the beginning of the current track.  
Press again to play the previous track.  
 
E-6  
CD Changer Controls (HOUSTON DM189 only)  
Disc Scan  
Press the  
Playing the CD Changer  
Storing the disc names  
SC/PS  
for more than 2 seconds.  
The ‘‘ DSCAN ON ’’ indicator appears in the display window.  
This will play the first 10 seconds of the first track on each  
disc.  
This product can control a CD changer. Please check with  
your nearest car stereo specialist for recommendations of the  
models that will work with this radio (See page 1).  
You can label each disc with a personalized name. As many  
as 99 disc names can be stored, composed with 7 characters  
each.  
SC/PS  
Press the  
again to cancel this feature.  
Storing the disc names  
CD  
Press the  
to switch the CD changer mode. Disc No, Track  
No, and Track time appear on the display window and play-  
back begins automatically. Press again to change back to built-  
in CD operation.  
DISP  
1. Play the CD and press the  
for more than 2 sec-  
Track / Disc Repeat Play  
onds. The “ NAME EDT ” will light then the “ _ _ _ _ _ _ _ ”  
on the display window. The first “ _ ” flashes.  
Track Repeat  
5/RPT  
Press the  
.
2. Enter the characters.  
Disc Select  
The ‘‘ RPT ON ’’ indicator appears in the display window and  
A. Rotate the dial in a clockwise direction to select the  
desired characters.  
the current track is played repea.tedly.  
Press the Disc select buttons to select the desired disc for  
play.  
5/RPT  
Press the  
again to cancel this feature.  
( A B C . . . Z <>+➜ ➜ /  
0123...9“ ”Space )  
to move the flashing cursor to  
the next position. If you press  
ing cursor moves to the left.  
+
/ 2  
: To advance to a higher number disc.  
: To return to a lower number disc.  
Disc Repeat  
-
/ 1  
5/RPT  
Press the  
for more than 2 seconds.  
TUN/TRK  
B. Press the  
The ‘‘ DRPT ON ’’ indicator appears in the display window  
TUN/TRK  
, the flash-  
and the current disc will be continually repeated.  
Track Search  
5/RPT  
Press the  
again to cancel this feature.  
C. Repeat steps A and B to complete entering the  
entire name 7 characters max.  
TUN/TRK  
Press the  
.
Track numbers appear in the display window.  
Tip  
Track / Disc Mix Play  
: Playback starts from the beginning of the next track.  
DISP  
To erase/correct a name, press the  
for more than  
2 seconds to clear the character and re-enter.  
: Playback starts from the beginning of the current track.  
Press again to play the previous track.  
Track Mix  
Press the  
4/MIX  
.
MUTE / SENS  
3. Press the  
to store the disc name.  
The ‘‘ MIX ON ’’ indicator appears in the display window.  
All the tracks on the current disc are played in random order.  
Press the  
The disc name flashes.  
Cue / Review  
4/MIX  
again to cancel this feature.  
DISP  
4. To return to the normal CD playback mode, Press  
.
TUN/TRK  
Press and hold the  
the desired point.  
. Release when you have found  
Disc Mix  
Press the  
Erasing the disc names  
4/MIX  
for more than 2 seconds.  
: To search forward.  
The ‘‘ MIX ALL ’’ indicator appears in the display window.  
Both discs and tracks will be played in random order.  
Press the  
DISP  
1. Press the  
for more than 2 seconds during CD  
: To search backward.  
changer mode.  
4/MIX  
again to cancel this feature.  
MUTE / SENS  
2. Press the  
.
Track / Disc Scan Play  
Tip  
The disc name or “ _ _ _ _ _ _ _ ” is now flashing.  
During Disc scan, Disc Repeat or Disc Mix, the  
on the display.  
will be lit  
Track Scan  
SC/PS  
3. Rotate the dial to select the name that you want to erase.  
To erase all the name, display “ ALL DEL ”.  
Press the  
.
The ‘‘ SCAN ON ’’ indicator appears in the display window.  
This will play the first 10 seconds of all the tracks on the disc.  
DISP  
4. Press the  
for more than 2 seconds.  
SC/PS  
Press the  
again to cancel this feature.  
Repeat steps 3. and 4. if you want to erase other names.  
DISP  
5. To return to the normal CD playback mode, Press  
 
.
E-7  
Installations  
Mounting Strap Use  
Supplied Mounting Hardware  
If your car has no accessory position on the  
ignition key switch (POWER SELECT switch)  
3. Attaching the Mounting Strap to the underside of the dash  
board, using screw.  
The illumination on the front panel is factory-set to be turned  
on even when the unit is not being played. However, this set-  
ting may cause some car battery wear if your car has no ac-  
cessory position on the ignition key switch. To avoid this bat-  
tery wear, set the POWER SELECT switch located on the  
bottom of the unit to the B position, then press the reset  
button. The illumination is reset to stay off while the unit is not  
being played.  
Attach the back of the unit to the Mounting Strap using  
the support stem bolt and hardware.  
Bushing  
& Screws and Screw  
Mounting Strap Release  
Sleeve  
Keys  
Reset button  
Press the reset button with the point of  
a sharp object such as a ball-point pen.  
Precautions  
• Be sure to detach the front panel before you start in-  
stalling the unit.  
• When mounting the unit in a car, keep the unit as level as  
possible. If the unit must be mounted at an angle, due to the  
design of the vehicle, make sure that the unit does not lit by  
more than 30˚.  
• Choose the mounting location carefully so that the unit will  
not interfere with the normal driving operations of the driver.  
• Use only the supplied mounting hardware for a safe and  
secure installation.  
Bushing Use  
3. As shown in the figure below, securely fasten the screw,  
which has been inserted into the bushing, to the rear of  
the set.  
Fire wall  
Mounting Example  
Installation in the dashboard.  
POWER SELECT SWITCH  
(Located on the bottom of the unit)  
Change the position with a jeweler’s screwdriver, etc.  
1. Install the sleeve in the dashboard.  
A : Your car has an accessory position on the ignition  
switch.  
B : Your car has no accessory position on the ignition  
switch.  
Be sure to press the reset button after changing the switch  
and connecting the lines.  
The distance to the fire wall is  
various due to the type of the car.  
Be sure to secure the unit by  
properly inserting the bushing.  
2. Select and bend the appropriate tabs to hold the sleeve  
firmly in place.  
Caution  
Insufficient fastening of the  
screw may cause some CD’s to  
skip.  
 
E-8  
Connections  
Caution  
Connection Example  
• Connect each pair of speaker leads only to a single speaker  
(or speaker system) that has an impedance of least 4 ohms,  
as well as 47 watts power-handling capability.  
HOUSTON DM189 only  
For connection to  
optional CD changer  
• Do not connect speaker leads to any inputs on external  
amplifiers. This will cause damage to the internal amplifier  
of this unit.  
PRE-AMP  
OUTPUTS  
FUSE (10A)  
ANTENNA  
ADDITIONAL  
SPEAKERS  
Connection procedure  
SOCKET  
DETACHABLE  
REAR OF UNIT  
YELLOW  
EXTERNAL  
AMPLIFIER  
REMOTE  
Warning  
WIRE HARNESS  
BATTERY  
(CONSTANT  
POWER)  
• To prevent short circuit, remove the key from the ignition  
and disconnect the battery’s (–) (minus) terminal.  
•This unit is designed for negative ground 12 V DC operation  
only. You can not use it for 24 V or other types of car batter-  
ies.  
(IF ANY)  
BLUE  
RED  
LEFT FRONT  
SPEAKER  
RIGHT FRONT  
SPEAKER  
1
2
3
Make sure the car’s ignition key has been removed.  
Disconnect the minus terminal of the car’s battery.  
Connect the wiring harness wires in the following  
order : GND (Black), BTT (Yellow), ACC (Red) and  
ANTENNA REMOTE (Blue), and tape each so they do  
not come in contact with each other.  
ANTENNA  
REMOTE  
(IF ANY)  
IGNITION SWITCH  
BLACK  
GRAY  
GROUND  
4
5
Connect the speaker wires of the wiring harness.  
Connect the car’s antenna terminal to the antenna  
socket of the unit.  
WHITE W/BLACK STRIPE  
WHITE  
GRAY W/BLACK STRIPE  
VIOLET W/BLACK STRIPE  
GREEN W/BLACK STRIPE  
GREEN  
VIOLET  
6
7
8
9
Connect the detachable wire harness to the unit.  
Reconnect the minus terminal of the car’s battery.  
Start the car’s engine.  
Make sure the unit operates properly.  
LEFT REAR  
SPEAKER  
RIGHT REAR  
SPEAKER  
 
E-9  
Maintenance  
Removing the Unit  
Replacing the Fuse  
Use the supplied release keys when you need to remove the  
unit from the car.  
Insert the “ TOP R ’’and “ TOP L ’’of the release keys on the  
right and left position until it clicks respectively, to remove the  
unit.  
If the fuse is blown, check the power connection first and then  
replace the fuse. If the fuse blows again under normal condi-  
tions, the unit may be defective.  
Back of the unit  
Warning  
Use only a fuse with the specified amperage (10 A).  
Use of another type of fuse can result in a fire or unit damage.  
Cleaning the Connectors  
As shown in the figure below, push the plate spring firmly to  
remove the release keys.  
If the connectors of the unit and the front panel are contami-  
nated, malfunctions may occur.  
Detach the front panel and clean the connectors with an alco-  
hol dampened cotton swab as shown below.  
Main unit  
Back of the front panel  
Notes  
• Handle the release keys carefully to avoid injuring your fin-  
gers.  
• Keep the release keys in a safe place for future use.  
Returning to the Initial Settings  
When the reset button is pressed, the microcomputer of the  
unit returns to the initial settings. If the display window is not  
properly shown or the unit malfunctions, press the reset but-  
ton with the point of a sharp object such as a ball-point pen.  
Reset button  
 
E-10  
Troubleshooting Guide  
Specifications  
The following check will assist in the correction of most prob-  
lems which you may encounter with your unit. Before going  
through the check list below, refer back to the connection and  
operating procedures.  
CD Player Troubleshooting  
GENERAL  
Dimensions  
When problems occur with CD playback, an error message  
appears in the display window.  
: Approx. 178 mm × 50 mm × 155 mm  
(W × H × D)  
Refer to the table below to identify the problem, then take the  
suggested corrective action. If the “ MECA ERR ” appears or  
“ SW ERROR ” persists, contact your nearest Blaupunkt  
dealer.  
Power requirements : 12 volts DC car battery  
(negative ground)  
Output Power  
Output Wiring  
General  
: 47 watts × 4 channels  
: Floating-ground type designed for 4  
speaker use.  
Trouble  
Cause/Solution  
No sound  
Adjust the volume with the dial.  
Set the fader control to the cen-  
ter position with a 2-speaker sys-  
tem.  
Message  
Possible cause  
Recommended action  
RCA low-level outputs (4 channels).  
Output Impedance : Compatible with 4-8 ohm speakers.  
Low - Level Output : 2 V. (4 channels)  
CD ERROR Dirty disc.  
Clean the disc.  
Scratched disc.  
Up-side-down.  
Focus error.  
Replace the disc.  
Check the disc.  
Try ejecting and  
Indications do not appear Remove the front panel and  
TUNER  
reinserting under normal  
temperature conditions.  
Data and focus error. Under normal tempera-  
ture conditions, eject  
on the display window.  
clean the connectors with cotton  
swab dipped in isoprophyl alco-  
hol (90% or higher).  
Tuning Range  
Sensitivity  
FM  
: AM : 530 - 1,710 kHz (10 kHz step)  
FM : 87.5 - 107.9 MHz (200 kHz step)  
: AM : 20 µV  
FM : 1.5 µV  
and insert clean, un-  
damaged disc properly.  
Radio reception  
Stereo Separation : 30 dB  
SW ERROR Mechanical problem. Eject and reinsert.  
Trouble  
Cause/Solution  
CD PLAYER  
Frequency  
Response  
S/N Ratio  
Preset stations are not re-  
ceivable.  
The broadcast is too weak.  
CD Changer Troubleshooting (HOUSTON DM189 only)  
If a problem should develop while operating CD changer, an  
error message appears in the display window.  
: 20 - 20,000 Hz  
: 90 dB  
: Below the measurable limit  
Automatic tuning is not pos-  
sible  
The broadcast is too weak.  
Use manual tuning.  
Refer to the table below to identify the problem, then take the  
suggested corrective action. If the error persists or “09 ER-  
ROR” appears, contact your nearest Blaupunkt dealer.  
Wow & Flutter  
Travelstore feature does  
not complete storing of six  
stations.  
Not enough broadcast frequen-  
cies are receivable.  
Message  
NO DISC  
Possible cause  
Recommended action  
Also make sure that antenna is connected, extended and dry  
inside.  
No magazine  
No disc  
Load the magazine in  
the CD changer  
Up-side-down  
Check the disc  
If the above mentioned solutions do not help to improve the  
situation, consult your nearest Blaupunkt dealer or in the  
United States call 1-800-266-2528 for technical assistance,  
parts and service. Call 1-800-950-2528 for dealer referral or  
to request product brochure.  
01 ERROR CD ROM is loaded  
Replace with Music  
CD’s  
COMM ERR Communication error Check the connection of  
the CD changer  
TEMP ERR Excessive tempera- The error sign will go off  
ture conditions at  
the CD changer  
and play will resume  
when the temperature at  
the changer returns to a  
normal range.  
 
E-11  

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