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OWNER’S MANUAL
MANUALLY TUNED STEREO RADIO
WITH COMPACT DISC PLAYER
TONE
COMPACT DISC PLAYER
REP
RL
INT
MODE
BALVOL
ST
LOC
FM
AM
LOC
BND
RND
EJECT
PWR
UP
TUNE
DN
REL
CDR40DX
www.pyramidcaraudio.com
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CONTENTS
Installation .....................................................................................................3
DIN Front-Mount (Method A) ..................................................................................3
Installing the unit ...............................................................................................3
Removing the unit .............................................................................................4
DIN Rear-Mount (Method B)...................................................................................4
How To Remove And Install The Front Panel .........................................................5
Wiring Connection ........................................................................................6
Operation .......................................................................................................7
General Operation ..................................................................................................7
Radio Operation......................................................................................................8
CD Operation..........................................................................................................9
Specification................................................................................................10
Trouble Shooting.........................................................................................11
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INSTALLATION
Notes:
• Choose the mounting location where the unit will not interfere with the normal
driving function of the driver.
• Before finally installing the unit, connect the wiring temporarily and make sure it is
all connected up properly and the unit and the system work properly.
• Use only the parts included with the unit to ensure proper installation. The use of
unauthorized parts can cause malfunctions.
• Consult with your nearest dealer if installation requires the drilling of holes or other
modifications of the vehicle.
• Install the unit where it does not get in the driver’s way and cannot injure the
passenger if there is a sudden stop, like an emergency stop.
• If installation angle exceeds 30˚ from horizontal, the unit might not give its optimum
performance.
• Avoid installing the unit where it would be subject to high temperature, such as from
direct sunlight, or from hot air, from the heater, or where it would be subject to dust,
dirt or excessive vibration.
DIN FRONT/REAR-MOUNT
This unit can be properly installed either from “Front” (conventional DIN Front-mount)
or “Rear” (DIN Rear-mount installation, utilizing threaded screw holes at the sides of
the unit chassis). For details, refer to the following illustrated installation methods.
DIN FRONT-MOUNT (Method A)
Installing the unit
1. Dashboard
2. Holder
After inserting the holder into the
dashboard, select the appropriate tab
according to the thickness of the
dashboard material and bend them
inwards to secure the holder in place.
3. Screw
30˚
1
3
2
182
53
(Fig. 1)
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4
1. Dashboard
2. Nut (5mm)
3. Spring washer
4. Screw (5 x 25mm)
5. Screw
6. Strap
Be sure to use the strap to secure the
back of the unit in place. The strap can
be bent by hand to the desired angle.
7. Plain washer
Removing the unit
1. Frame
2. Insert fingers into the groove in the front
of frame and pull out to remove the
frame. (When reattaching the frame,
point the side with a groove downwards
and attach it.)
3. Lever
Insert the levers supplied with the unit
into the grooves at both sides of the unit
as shown in figure until they click.
Pulling the levers makes it possible to
remove the unit from the dashboard.
DIN REAR-MOUNT (Method B)
Installation using the screw holes on the
sides of the unit.
Fastening the unit to the factory radio
mounting bracket.
1. Select a position where the screw holes
of the bracket and the screw holes of
the main unit become aligned (are fitted),
and tighten the screws at 2 places on
each side.
Use either truss screws (5 x 5mm) or
flush surface screws (4 x 5mm),
depending on the shape of the screw
holes in the bracket.
2. Screw
3. Factory radio mounting bracket
4. Dashboard or Console
5. Hook (Remove this part)
Note: The mounting box, outer trim ring,
and half-sleeve are not used for method B
installation.
1
3
4
5
2
2
5
1
2
6
5
4
3
7
(Fig. 2)
1
3
2
INSTALLATION
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HOW TO REMOVE AND INSTALL THE FRONT PANEL
1. Press the release button and pull-off the front panel.
Keep the front panel into the case.
2. To install the front panel, insert the panel into the housing and make sure the panel
is properly installed, otherwise, abnormalities occurs on the display or some keys
will not function properly.
REMOVING THE FRONT PANEL
INSTALLING THE FRONT PANEL
5
INSTALLATION
Front Panel
Release Button
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WIRING CONNECTION
GREY
GREY/BLACK
MAIN UNIT
WHITE
WHITE/BLACK
LEFT
SPEAKER
RIGHT
SPEAKER
Rch RED
Lch WHITE
(FOR RCA LINE OUT VERSION ONLY)
(GREY)
RCA CABLE
ANTENNA CONNECTOR
RED
YELLOW
BLACK
BLUE
POWER
ANTENNA
GROUND (B–)
MEMORY
BACK-UP
IGNITION
SWITCH (B+)
(FOR POWER ANT. VERSION ONLY)
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OPERATION
7
GENERAL OPERATION
ON/OFF
Press PWR button (1) to turn on the unit. Press it again to turn it off.
BALANCE
Slide BAL button (2) to left or right to adjust sound balance between left and right
speakers.
VOLUME
Slide VOL button (3) to left or right to adjust volume level.
TONE CONTROL
Slide TONE button (4) to left or right to obtain the desired sound quality.
SELECT MODE
Press MODE button (5) to change radio mode or CD mode.
10
15 11 13 16 19 1 12 18
7
14 9 3524
6
8
TONE
COMPACT DISC PLAYER
REP
RL
INT
MODE
BALVOL
ST
LOC
FM
AM
LOC
BND
RND
EJECT
PWR
UP
TUNE
DN
REL
20 17
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RESET BUTTON
RESET button (17) is placed on the housing and must be activated with either a
ballpoint pen or thin metal object. The RESET button (17) is to be activated for the
following reasons:
• Initial installation of the unit when all wiring is completed.
• All the function buttons do not operate.
• Error symbol on the display.
FACEPLATE RELEASE
Press REL button (18) to detach the removable faceplate.
FLASHING LED
If the front panel does not install in the main unit, the LED indicator (20) will be
flashing.
RADIO OPERATION
BAND SELECTOR
Press BND button (7) to change bands as below:
SELECT STATION
Rotate the TUNE knob (8) clockwise or anti-clockwise to adjust the frequency
upward or downward.
LOCAL/DISTANT
Press the REP/LOC button (9) to select between local setting for reception of
strong station and distant setting for reception of weak stations when tuning.
FREQUENCY DISPLAY
The frequency of current reception is indicated by the dial pointer (19).
OPERATION
FM AM
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CD OPERATION
DISC PLAY
Gently insert a compact disc with the label side facing up into the disc slot (13). The
disc is then automatically loaded into the unit and starts playing with the first track of
the disc. The digital display will indicate the track number and the time of the track.
EJECT
Press
(eject) button (12) to stop CD play and eject CD from slot. Receiver switches
to radio operation.
PAUSE CD
During CD playing, press button (11) to temporarily stop playing.
Press it again to resume playback.
SKIP TRACKS
Press
button (15) or the button (14) to choose the following track or the previous.
FAST FORWARD AND FAST REVERSE
Hold button (15) or the button (14) for several seconds to fast forward or fast
reverse. Releasing the button to stop fast playing.
REPEAT: REPEAT THE SAME TRACK
During CD operation, press REP/LOC button (9) to continuously repeat playing the
current track. Press it again to release the mode.
INTRO: PREVIEW ALL TRACKS
During CD operation, press INTRO button (10) to play first several seconds of each
track. Press it again to stop intro and listen to track.
LIQUID CRYSTAL DISPLAY
During CD mode, the LCD (16) can show the current CD working status of the unit.
OPERATION
CD OPERATION
DISC PLAY
Gently insert a compact disc with the label side facing up into the disc slot (13). The
disc is then automatically loaded into the unit and starts playing with the first track of
the disc. The digital display will indicate the track number and the time of the track.
EJECT
Press
(eject) button (12) to stop CD play and eject CD from slot. Receiver switches
to radio operation.
PAUSE CD
During CD playing, press button (11) to temporarily stop playing.
Press it again to resume playback.
SKIP TRACKS
Press
button (15) or the button (14) to choose the following track or the previous.
FAST FORWARD AND FAST REVERSE
Hold button (15) or the button (14) for several seconds to fast forward or fast
reverse. Releasing the button to stop fast playing.
REPEAT: REPEAT THE SAME TRACK
During CD operation, press REP/LOC button (9) to continuously repeat playing the
current track. Press it again to release the mode.
INTRO: PREVIEW ALL TRACKS
During CD operation, press INTRO button (10) to play first several seconds of each
track. Press it again to stop intro and listen to track.
RANDOM: PLAY ALL TRACKS IN THE RANDOM ORDER
During CD operation, press and hold RND button(6) for several seconds to play
all tracks in the random order . Press it again to cancel the function.
LIQUID CRYSTAL DISPLAY
During CD mode, the LCD (16) can show the current CD working status of the unit.
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GENERAL
Power Supply Requirements : DC 12 Volts, Negative Ground
Chassis Dimensions : 178 (W) x 163 (D) x 50 (H) mm
Tone Controls
- Bass (at 100 Hz) : ± 10 dB
- Treble (at 10 KHz) : ± 10 dB
Maximum Output Power : 7W x 2 (ch)
Current Drain : 3 Ampere
CD PLAYER
Signal to Noise Ratio : More than 60 dB
Channel Separation : More than 60 dB
Frequency Response : 20 Hz - 20 KHz
RADIO
FM
Frequency Coverage : 88 to 108 MHz
IF : 10.7 MHz
Sensitivity (S/N = 30 dB) : 3 µV
Stereo Separation : > 30 dB
AM
IF : 450 KHz
Sensitivity (S/N = 20 dB) : 32 dBµ
SPECIFICATION
GENERAL
Power Supply Requirements : DC 12 Volts, Negative Ground
Chassis Dimensions : 178 (W) x 163 (D) x 50 (H) mm
Tone Controls
- Bass (at 100 Hz) : ± 10 dB
- Treble (at 10 KHz) : ± 10 dB
Maximum Output Power : 7W x 2 (ch)
Current Drain : 3 Ampere
CD PLAYER
Signal to Noise Ratio : More than 60 dB
Channel Separation : More than 60 dB
Frequency Response : 20 Hz - 20 KHz
RADIO
FM
Frequency Coverage : 88 to 108 MHz
IF : 10.7 MHz
Sensitivity (S/N = 30 dB) : 3 µV
Stereo Separation : > 30 dB
AM
Frequency Coverage : 530 to 1710 KHz
IF : 450 KHz
Sensitivity (S/N = 20 dB) : 32 dBµ
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TROUBLE SHOOTING
Before going through the check list, check wiring connection. If any of the problems
persist after check list has been made, consult your nearest service dealer.
Symptom Cause Solution
No power. The car ignition switch is If the power supply is properly
not on. connected to the car accessory
circuits, but the engine is not moving,
switch the ignition key to “ACC”.
The fuse is blown. Replace the fuse.
Disc cannot Presence of CD disc inside Remove the disc in the player, then
be loaded or the player. put a new one.
ejected.
Inserting the disc in Insert the compact disc with the
reverse direction. label facing upward.
Compact disc is extremely Clean the disc or try to play a new
dirty or defective disc. one.
Temperature inside the car Cool off or until the ambient
is too high. temperature return to normal.
Condensation. Leave the player off for an hour or
so, then try again.
No sound. Volume is in minimum. Adjust volume to a desired level.
Wiring is not properly Check wiring connection.
connected.
Sound skips. The installation angle is Adjust the installation angle to less
more than 30 degrees. than 30 degrees.
The disc is extremely dirty Clean the compact disc, then try to
or defective disc. play a new one.
The operation The built-in microcomputer Press the RESET button.
keys do not is not operating properly Front panel is not properly fixed into
work. due to noise. its place.
The radio does The antenna cable is not Insert the antenna cable firmly.
not work. The connected.
radio station
automatic The signals are too weak. Select a station manually.
selection does
not work.
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88-C3191-11
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