• Disconnect negative battery terminal. Consult a qualified technician for instructions.
• Avoid installing the unit where it would be subject to high temperatures, such as from
direct sunlight, or where it would be subject to dust, dirt or excessive vibration.
Getting Started
• Remove 2 transit screws located
on top of the unit.
• Insert the supplied keys into the
slots as shown, and slide the unit
out of the mounting sleeve.
• Install mounting sleeve into
opening, bending tabs to secure.
• Connect wiring harness and
antenna. Consult a qualified
technician if you are unsure.
• Certain vehicles may require an
installation kit and/or wiring
harness adapter (sold separately).
• Test for correct operation and slide
into mounting sleeve to secure.
• Snap trim ring into place.
• Mount the iplug™ adapter to any
smooth clean surface using the
supplied double-sided tape or
#2 x 3/8” Phillips head screws.
TYPICAL FRONT-LOAD DIN MOUNTING METHOD
2
XD642W INSTALLATION
Wiring Diagram
FUSE
When replacing the fuse,
make sure new fuse is the
correct type and amperage.
Using an incorrect fuse
could damage the radio.
The XD642W uses one
10 amp ATM fuse located
beside the wiring connector.
3
XD642W OPERATION
Control Locations
12
20
1
2
3
4
5
6
7
8
9
10
11
3
56
192118171615141312
Release
Band/Play/Pause
Volume
Mode
Preset 4
Preset 1/Repeat
Preset 5
Preset 2/Random
Preset 3/Intro
Eject
Preset 6
EQ
12
Loudness
13
Display
14
Tuner Scan
15
Mute
16
Local/Distance
17
Auto Store/Preset Scan
18
Power
19
20
Tune/Track Down
21
Tune/Track Up
7
910114
8
4
XD642W OPERATION
General Operation
Faceplate Removal
Semi-permanent
Faceplate Installation
Power On/Off
Mode
Loudness
Volume
Programmable
Turn-On Volume
Preset EQ Curves
Press RELEASE and pull away from the left side to remove.
To re-install, insert right side of faceplate first then push
left side to secure.
Remove trim ring and install supplied #1 x 7/32” Phillips
head screw through left side of mounting frame into faceplate.
Press POWER or any other button (except eject) to turn the
unit on. Inserting a disc will turn the unit on automatically.
Press POWER to turn the unit off.
Press MODE to select between tuner, CD player and auxiliary
input. Modes of operation are indicated in the display.
Press LOUD to activate and deactivate the loudness contour
curve. Activating this feature will enhance the bass and
treble frequencies when listening to music at low volumes.
Adjust volume using rotary encoder (00-46).
Press and hold POWER for 3 seconds to program currently
selected volume level. "P-VOL" and the current volume level
will momentarily appear in the display.
Press EQ to select between POP, JAZZ, CLASSIC, BEAT,
ROCK and OFF (default) equalization curves. Any adjustment
to the Bass or Treble settings automatically cancels the
current EQ curve (if one is selected).
Display
Set the Clock
12/24-hour Clock
Press DISP to select between clock and radio frequency
(tuner mode), clock and CD track/elapsed time (CD mode), or
clock and AUX (AUX mode).
With the unit on, press and hold DISP until the clock begins
to flash, then release. Press TUNE
hours and TUNE
momentarily to save the selected time.
The clock will display 12-hour AM/PM time in USA frequency
spacing mode (PM 10:00). In European frequency spacing
mode, the clock will display 24-hour time (22:00).
to adjust the minutes. Press DISP
ll
to adjust the
nn
5
XD642W OPERATION
General Operation
Programmable Display
Priority
Programmable Clock
Priority
Reset
In tuner mode, press and hold DISP then press TUNE
to select function priority display. “FREQ” will momentarily
appear in the display.
Note:
"FUNC" will appear in CD or AUX modes.
Radio frequency (tuner mode), CD track/elapsed time (CD
mode) or AUX (AUX mode) will be displayed by default.
Clock is accessed by pressing DISP momentarily.
Press and hold DISP then press TUNE
display priority. “TIME” will momentarily appear in the
display. Clock will be displayed by default. Radio frequency
or CD track/elapsed time is accessed by pressing DISP
momentarily.
Programs unit to display clock/no clock when unit is off.
Press and hold MODE then press PRESET 1 to select clock
priority on/off. “CLK ON” or “CLK OFF” will momentarily
appear in the display. Clock is accessed by pressing DISP
momentarily.
Press and hold for more than 2 seconds to RESET the unit
upon initial installation or if abnormal operation occurs.
The reset button is located behind the faceplate.
to select time
nn
ll
Confirmation Beep
Mute
6
Press and hold rotary encoder for 3 seconds to turn
confirmation beep on/off.
Press MUTE to silence the audio. “MUTE” will flash in the
display. Press MUTE again to cancel.
XD642W OPERATION
BASSVOLUMETREBLEBALANCEFADER
General Operation
Audio
Bass
Treble
Balance
Fader
Source Audio Memory
Press rotary encoder to select between Volume (default),
Bass, Treble, Balance & Fader.
Press rotary encoder until BAS appears
Rotate encoder left/right to adjust
( -6 minimum / +6 maximum)
Press rotary encoder until TRE appears
Rotate encoder left/right to adjust
( -6 minimum / +6 maximum)
Press rotary encoder until BAL appears
Rotate encoder left/right to adjust
(BAL L 12-BAL 00-BAL R 12)
BAL 00 represents equal balance
Press rotary encoder until FAD appears
Rotate encoder left/right to adjust
(FAD F 12-FAD 00-FAD R 12)
FAD 00 represents equal fader
Individual Bass and Treble settings are retained in memory
for AM, FM, CD, and AUX modes. This allows you to save the
Bass and Treble settings separately for each mode.
Example:
FM tuner mode can have Bass +3 and Treble -1 while CD
mode can have Bass +2 and Treble +2.
Note:
Any adjustment to the Bass or Treble settings automatically
cancels the current EQ curve (if one is selected).
7
XD642W OPERATION
Tuner Operation
Seek Tuning
Manual Tuning
Scan Tuning
Local/Distance
Band
Frequency Spacing
Storing and Recalling
Station Presets
Press TUNE
next strong station.
Press TUNE
then release. "MANUAL" will momentarily appear in the
display. Press TUNE
move radio frequency up or down one step at a time. Press
and hold to advance quickly. If tuning is not adjusted for 5
seconds, the unit will return to seek tuning mode (default).
"AUTO" will momentarily appear in the display.
Press SCAN to preview strong stations on the current band,
pausing for 5 seconds at each. Press SCAN again to cancel.
Press LOC to activate local tuning for strong station reception
only. Press LOC again to cancel and resume Distance tuning
(default).
Press BAND to select between FM1, FM2, FM3, AM1 and AM2
bands.
Press and hold BAND then press TUNE
European frequency spacing. Press and hold BAND then
press TUNE
Up to 18 FM stations and 12 AM stations can be stored. To
store a station, select the desired band and station. Press
and hold the desired preset button (1-6) for more than
2 seconds. When stored, the preset number will appear in
the display. The station can be recalled anytime by pressing
the corresponding preset button.
or TUNE
nn
or TUNE
nn
nn
to select USA frequency spacing (default).
ll
momentarily to seek the
ll
for more than 2 seconds,
ll
or TUNE
momentarily to
ll
nn
to select
Automatically Store
8
Stations
Preset Scan
Press AS/PS for more than 2 seconds to automatically store
the six strongest stations in the current band. Automatic
Local/Distance is activated during the initial band scan.
Press AS/PS for less than 2 seconds to scan presets 1-6 on
the current band, pausing for 5 seconds at each. Press
AS/PS again to cancel.
XD642W OPERATION
Weatherband Tuner Operation
Manual Tuning
Direct Tuning
Weatherband Stations - Direct Tuning Table
ButtonWB FrequencyLCD Display
Preset 1162.400 MHzWB 162.400
Preset 2162.425 MHzWB 162.425
Preset 3162.450 MHzWB 162.450
Preset 4162.475 MHzWB 162.475
Preset 5162.500 MHzWB 162.500
Preset 6162.525 MHzWB 162.525
BAND162.550 MHzWB 162.550
Press TUNE
next weatherband station.
Press preset 1-6 or BAND to directly access the
7 weatherband stations. Refer to the table below.
or TUNE
nn
momentarily to seek the
ll
9
XD642W OPERATION
CD Player Operation
Insert CD
Eject CD
Track Select
Fast Forward and Reverse
Pause
Intro
Repeat
Random
With the label facing up, insert a standard size CD into the
CD slot. The CD will automatically begin playback.
Press EJECT to eject the CD. The unit will change to previous
mode of operation (AM, FM, or auxiliary input). If the disc is
not removed within 10 seconds, the unit will reload the disc.
The unit does not have to be turned on to eject CD.
Press TRACK
Press TRACK
track. Pressing TRACK
the previous track.
Press and hold TRACK
or reverse a track.
Press
Press
Press INT to play the first 10 seconds of each track.
Press INT again to cancel.
Press RPT to continuously repeat selected track.
Press RPT again to cancel.
Press RDM to play all tracks in random order. Press RDM
again to cancel. Random mode is retained in memory when
selecting between tuner, CD player and auxiliary input
modes and when the unit is turned on/off.
/II to temporarily stop CD playback.
l
/II again to resume playback.
l
to skip to the beginning of the next track.
ll
to return to the beginning of the current
nn
again skips to the beginning of
nn
or TRACK
ll
to fast forward
nn
CD-R/CD-RW Compatibility
10
Some CD-Rs and CD-RWs may be incompatible with this
unit, depending on media type and recording method. In
addition, the following CDs may be incompatible with this
unit:
CDs exposed to extreme temperatures or direct sunlight for
extended periods of time, CDs recorded in which a recording
session failed or a re-recording was attempted and, or
encrypted or copy-protected CDs which do not conform to
the audio CD-DA red book recording standard.
XD642W WARRANTY
Limited One Year Warranty
This warranty gives you specific legal rights.
You may also have other rights which vary from
state to state.
Dual Electronics Corp. warrants this product to
the original purchaser to be free from defects in
material and workmanship for a period of one
year from the date of the original purchase.
Dual Electronics Corp. agrees, at our option,
during the warranty period, to repair any defect
in material or workmanship or to furnish an
equal new, renewed or comparable product
(whichever is deemed necessary) in exchange
without charges, subject to verification of the
defect or malfunction and proof of the date of
purchase. Subsequent replacement products
are warranted for the balance of the original
warranty period.
Who is covered? This warranty is extended to
the original retail purchaser for products
purchased and used in the U.S.A.
What is covered? This warranty covers all
defects in material and workmanship in this
product. The following are not covered:
installation/removal costs, damage resulting
from accident, misuse, abuse, neglect, product
modification, improper installation, incorrect
line voltage, unauthorized repair or failure to
follow instructions supplied with the product,
or damage occurring during return shipment of
the product.
What to do?
1. Before you call for service, check the
troubleshooting guide in your owner’s
manual. A slight adjustment of any custom
controls in your owner's manual may save
you a service call.
2. If you require service during the warranty
period, you must carefully pack the product
(preferably in the original package) and ship
it by prepaid transportation with a copy of the
original receipt from the retailer to an
authorized service center.
3. Please describe your problem in writing and
include your name, a USA return shipping
address (P.O. Box not acceptable), and a
daytime phone number with your shipment.
4. For more information and for the location of
the nearest authorized service center please
contact us by one of the following methods:
• Call us toll-free at 1-866-382-5476
• E-mail us at cs@dualav.com
Exclusion of Certain Damages: This warranty
is exclusive and in lieu of any and all other
warranties, expressed or implied, including
without limitation the implied warranties of
merchantability and fitness for a particular
purpose and any obligation, liability, right,
claim or remedy in contract or tort, whether
or not arising from the company’s negligence,
actual or imputed. No person or representative
is authorized to assume for the company any
other liability in connection with the sale of
this product. In no event shall the company be
liable for indirect, incidental or consequential
damages.
11
XD642W OPERATION
Specifications
CD Player
FM Tuner
AM Tuner
General
Frequency response:10Hz-20kHz
Channel separation @ 1kHz:>65dB
D/A converter:1 Bit
Tuning range: 530kHz-1710kHz
Usable sensitivity:22uV
Frequency response:30Hz-2.2kHz
Operating voltage:11-16 VDC, negative ground
Speaker output impedance:4~8 ohms
Line output voltage: 2 Volts
Dimensions:7" x 7" x 2" (178 x 178 x 51 mm)
Design and specifications subject to change without notice.
12
CEA-2006 Power Standard Specifications
(reference: 14.4VDC +/- 0.2V, 20Hz~20kHz)
Power Output: 17 Watts RMS x 4 channels at 4 ohms and < 1% THD+N
Signal to Noise Ratio: 80dBA (reference: 1 watt into 4 ohms)
XD642W OPERATION
Troubleshooting
ProblemCauseAction
Unit will not turn on
(no power)
Unit has power
(but no sound)
Unit blows fuses
Excessive skipping
ERROR-01 appears
on display
ERROR-02 appears
on display
Unit will not accept
a disc
Yellow wire not connected or incorrect voltage
Red wire not connected or incorrect voltage
Black wire not connectedCheck connection to ground
Fuse blown
Speaker wires not connectedCheck connections at speakers
One or more speaker wires touching each
other or touching chassis ground
Yellow or red wire touching chassis ground
Speaker wires touching chassis groundCheck for pinched wire
Incorrect fuse ratingUse fuse with correct rating
Unit is not mounted correctly or backstrap is
not secure
Physical defect in media (CD, CD-R or CD-RW) Check media for scratches
Disc read errorPress eject or RESET
Focus error or disc is in upside downPress eject or RESET
CD mechanism position out of alignmentPress EJECT for 3 seconds to reset
CD transit screws still in place Remove 2 transit screws located on
Check connections for proper voltage
(11~16VDC)
Replace fuse
Insulate all bare speaker wires from
each other and chassis ground