Dual Stereo System XD7500 User Manual

XD7500  
INSTALLATION/OWNERS MANUAL  
AM/FM/CD Receiver with Remote  
 
XD7500 INSTALLATION  
Antenna Connector  
Wiring Diagram  
YELLOW Auxiliary Input  
RCA Cable  
(sold separately)  
GRAY Rear Preamp Output  
Connect to amplifier RCA Input  
BLUE Remote Turn-On  
Connect to amplifier or power  
antenna. Insulate wire if not used.  
AMP  
BLACK Ground  
Connect to vehicle  
chassis ground.  
RED Accessory  
Connect to existing ignition  
circuit or switched 12 volt source.  
FUSE  
When replacing a fuse,  
make sure new fuse is the  
correct type and amperage.  
Using an incorrect fuse  
could damage the radio.  
The XD7500 uses one  
YELLOW Memory  
Connect to battery  
circuit or constant 12 volt source.  
10 amp ATM fuse located  
beside the wiring connector.  
Right Front  
Gray/Black (-)  
Gray (+)  
Right Rear  
Violet/Black (-)  
Violet (+)  
Left Front  
White/Black (-)  
White (+)  
Left Rear  
Green/Black (-)  
Green (+)  
3
 
XD7500 OPERATION  
Control Locations - Receiver  
1
2
3
4
8
11  
13  
5
6
7
9
10  
12  
24  
23 22 21 20 19  
18 17 16 15  
14  
Open  
Eject  
1
2
13  
14  
15  
16  
17  
18  
19  
Local/Distance  
EQ  
Mute  
Infrared Sensor  
Preset 6  
3
Band/Play/Pause  
Auto Store/Preset Scan  
Audio  
4
Preset 5  
5
Preset 4  
6
Volume  
Preset 3/CD Intro  
7
8
Display  
20 Preset 2/CD Random  
21 Preset 1/CD Repeat  
9
Tune/Track Down  
Mode  
10  
22  
23  
24  
Loudness  
Power  
11 Scan  
12 Tune/Track Up  
Reset  
4
 
XD7500 OPERATION  
Control Locations - Remote  
1
2
3
19  
4
5
18  
17  
6
7
16  
15  
14  
13  
8
9
10  
11  
12  
Power  
Eject  
1
2
11  
12  
13  
14  
15  
16  
17  
18  
19  
Volume Up  
Mode  
Auto Store/Preset Scan  
Open  
3
Audio  
Preset 5  
4
Tune/Track Up  
EQ  
Preset 4  
5
Preset 1/Repeat  
Mute  
6
Volume Down  
Preset 3/CD Intro  
Preset 2/CD Random  
Preset 6  
7
8
Tune/Track Down  
Band/Play/Pause  
9
10  
5
 
XD7500 OPERATION  
General Operation  
Power On/Off Press PWR or any other button (except EJECT or OPEN) to turn  
the unit on. Inserting a CD will turn the unit on automatically.  
Press PWR to turn the unit off.  
Faceplate Removal With the unit off, press OPEN to allow the front panel to slide  
down. Gently squeeze the release tab located on the bottom  
center underside and pull faceplate down and away from unit  
to remove. To install, insert left side faceplate first, then push  
right side to secure.  
Semi-permanent Before installation, remove trim ring and install supplied  
Faceplate Installation Phillips head #1 screws through left and right underside of  
faceplate tray into faceplate.  
Mode Press MODE to select between tuner, CD player and auxiliary  
input. Modes of operation are indicated in the display.  
Loudness Press LOUD to activate and deactivate loudness contour curve.  
Activating this feature will enhance the bass frequencies when  
listening to music at all volumes.  
Volume Adjust volume using rotary encoder (00-46).  
Programmable Press and hold PWR for 3 seconds to program currently  
Turn-On Volume selected volume level.  
Preset EQ Curves 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.  
Display Press DISP to select between clock and radio frequency (tuner  
mode) or CD elapsed time/track (CD player mode).  
Set the Clock With the unit on, press and hold DISP until clock begins to  
flash, then release. Press TUNE  
to adjust the hours and  
nn  
TUNE  
to adjust the minutes. Press DISP momentarily to  
ll  
save the selected time.  
12/24-hour Clock The clock will display 12-hour time in U.S. frequency spacing  
:
mode (PM 10 00). In European frequency spacing mode, the  
:
clock will display 24-hour time (22 00).  
6
 
XD7500 OPERATION  
General Operation  
Press and hold DISP then press TUNE  
to select radio  
Programmable Display  
Priority  
ll  
frequency (tuner mode) or CD elapsed time/track (CD player  
mode) display priority (default). Clock is accessed by pressing  
DISP momentarily.  
Press and hold DISP then press TUNE  
display priority. Radio frequency or CD elapsed time/track is  
to select clock  
nn  
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 turn clock  
priority on/off.  
Programmable Clock  
Priority  
Press and hold for more than 2 seconds to RESET the unit  
upon initial installation or if abnormal operation occurs.  
Reset  
Audio  
Press AUD to select between Volume (default), Bass, Treble,  
Balance & Fader.  
Press AUD until BAS appears  
Rotate encoder left/right to adjust  
(+6 maximum / -6 minimum)  
Bass  
Treble  
Press AUD until TRE appears  
Rotate encoder left/right to adjust  
(+6 maximum / -6 minimum)  
Press AUD until BAL appears  
Balance  
Rotate encoder left/right to adjust  
(BAL.L 12-BAL 00-BAL.R 12) BAL 00 represents equal balance.  
Press AUD until FAD appears  
Fader  
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 and CD/AUX modes.  
Source Audio Memory  
Press AUD for 3 seconds to turn confirmation beep on/off.  
Confirmation Beep  
Mute  
Press MUTE to silence the audio. Press MUTE again to cancel.  
7
 
XD7500 OPERATION  
Tuner Operation  
Press TUNE  
nn  
or TUNE  
next strong station.  
momentarily to seek the  
for more than 2 seconds,  
Seek Tuning  
ll  
ll  
Press TUNE  
or TUNE  
Manual Tuning  
nn  
then release. "MANU" will momentarily appear in the  
display. Press TUNE  
or TUNE  
momentarily to  
nn  
ll  
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.  
Scan Tuning  
Press LOC to activate local tuning for strong station  
reception only. Press LOC again to cancel and resume  
Distance tuning (default).  
Local/Distance  
Press BAND to select between FM1, FM2, FM3 and AM1,  
Band  
AM2 bands.  
Press and hold BAND then press TUNE  
to select  
Frequency Spacing  
nn  
European frequency spacing. Press and hold BAND then  
press TUNE to select U.S. frequency spacing (default).  
ll  
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 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.  
Storing and Recalling  
Station Presets  
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.  
Automatically Store  
Stations  
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.  
Preset Scan  
8
 
XD7500 OPERATION  
CD Player Operation  
Insert CD Press EJECT to allow the rear panel to slide down. With the  
label facing up, insert a standard size CD into the CD slot.  
The rear panel will close and the CD will automatically begin  
playback.  
Eject CD Press EJECT to allow the rear panel to slide down and eject  
the CD. The unit will change to previous mode of operation  
(tuner 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.  
Track Select Press TRACK  
to skip to the beginning of the next  
ll  
track. Press TRACK  
current track. Pressing TRACK  
beginning of the previous track.  
to return to the beginning of the  
nn  
again skips to the  
nn  
Fast Forward and Reverse Press and hold TRACK or TRACK  
to fast forward  
nn  
ll  
or reverse a track.  
Pause Press  
/
/
II to temporarily stop CD playback.  
II again to resume playback.  
l
l
Press  
Intro Press INT to play the first 10 seconds of each track.  
Press INT again to cancel.  
Repeat Press RPT to continuously repeat selected track.  
Press RPT again to cancel.  
Random 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.  
CD-R/CD-RW Compatibility Some CD-Rs and CD-RWs may be incompatible with this  
unit, depending on media type and recording method.  
9
 
XD7500 WARRANTY  
Limited One-Year Warranty  
This warranty gives you specific legal rights. You may  
also have other rights which vary from state to state.  
What to do?  
1. Before you call for service, check your operating  
instruction booklet. A slight adjustment of any custom  
controls discussed in your instruction booklet may  
save you a service call.  
Namsung America Inc. warrants this product to the  
original purchaser to be free from defects in material  
and workmanship, under normal conditions, for a  
period of one year from the date of the original  
purchase.  
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 proof of the purchase  
date from the retailer to the Return Center  
address listed below.  
Namsung America agrees, at our option, during the  
warranty period, to repair any defect in material or  
workmanship or to furnish an equal new or renewed  
product in exchange without charges, subject to  
verification of the defect or malfunction and proof of  
the date of purchase.  
3. Please describe your problem in writing and  
include your name, a return UPS shipping  
address (P.O. Box not acceptable), and a daytime  
phone number with your shipment.  
During the One-Year Warranty Period: For One Year  
from the date of purchase, your product will be  
replaced with a new, renewed or comparable product  
(whichever is deemed necessary) if it becomes  
defective or inoperative. This is done without charge  
to you. Replacement products are warranted for the  
balance of the original warranty period.  
4. DUAL will pay the return shipping charges if  
the product is returned to an address within the  
USA.  
Namsung America Inc.  
Attn: Returns Center  
21318 64th Ave. South  
Kent, WA 98032 U.S.A.  
Toll Free: 1-866-626-7863  
Who is covered? This warranty is extended to the  
original retail purchaser for products purchased and  
used in the U.S.A., in the 48 contiguous states ONLY.  
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.  
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.  
10  
 
XD7500 OPERATION  
Specifications  
CD Player Signal-to-noise: >92dB  
Frequency response: 10Hz-20kHz  
Channel separation @ 1kHz: >65dB  
D/A converter: 1 Bit  
FM Tuner Tuning range: 87.5MHz-107.9MHz  
Usable sensitivity: 8.5dBf  
50dB quieting sensitivity: 10dBf  
Stereo separation @ 1kHz: 40dB  
Frequency response: 30Hz-13kHz  
AM Tuner Tuning range: 530kHz-1710kHz  
Usable sensitivity: 22uV  
Frequency response: 30Hz-2.2kHz  
General Total power output: 220 Watts Peak  
Power output: 55Wx4 @ 4 ohms, 14.4 VDC  
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  
11  
 
XD7500 OPERATION  
Troubleshooting  
Problem  
Cause  
Action  
Yellow wire not connected or incorrect voltage Check connections for proper voltage  
Unit will not turn on  
(no power)  
Red wire not connected or incorrect voltage  
Black wire not connected  
Fuse blown  
(11~16VDC)  
Check connection to ground  
Replace fuse  
Speaker wires not connected  
One or more speaker wires touching each  
other or touching chassis ground  
Check connections at speakers  
Unit has power  
(but no sound)  
Insulate all bare speaker wires from  
each other and chassis ground  
Check for pinched wire  
Yellow or red wire touching chassis ground  
Unit blows fuses  
Speaker wires touching chassis ground  
Incorrect fuse rating  
Check for pinched wire  
Use fuse with correct rating  
Unit is not mounted correctly or backstrap is Check mounting sleeve and backstrap  
not secure support  
Physical defect in media (CD, CD-R or CD-RW) Check media for scratches  
Excessive skipping  
Mechanism error  
Press eject or RESET  
Press eject or RESET  
ER-1 appears on display  
ER-2 appears on display  
Servo error or disc is in upside down  
Namsung America Inc.  
21318 64th Ave. South  
Kent, WA 98032  
Toll Free: 1-866-626-7863  
©2004 Namsung America, Inc.  
EVOK0304-V01  
 

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