Grace MP3 Docking Station GDI AQBLT300 User Manual

User’s Guide  
____________________________________________  
Mini-Bullets II  
Wireless 900MHz Speaker System  
Mini-Bullets II 900MHz Wireless Speaker System  
Model: GDI-AQBLT300 /AQBLT31  
 
FEATURES  
1.  
2.  
3.  
4.  
5.  
6.  
7.  
8.  
9.  
Automatic PLL (Phases Lock Loop) scanning system on speaker receivers.  
PLL (Phase Lock Loop) transmitter transmission system.  
900 MHz RF (Radio Frequency) technology  
Weather-proof style for outdoor / indoor speaker system use  
RF technology lets you place the rock speaker freely anywhere in your garden  
Operate up to 150 feet  
No line of sight limitation  
Auto ON/OFF control on transmitter  
Auto tuning function on the speaker  
10. Optional transmitter AC power adaptor or battery operation for portability  
11. Universal Transmitter can be used with Aqua Sounder II, Schooner II & Rock  
Sounder Speakers for ‘unlimited expandability’.  
COMPONENT IDENTIFICATION  
TRANSMITTER  
SPEAKER (RECEIVER)  
1. Indicator LED  
2. Power ON/OFF  
3. Volume UP  
4. Volume Down  
5. Auto Tune  
6. Mood Light  
7. Battery Compartment  
P.2  
 
1. Batteries Compartment  
3. Handle  
5. Volume Up  
7. Power  
ON/OFF  
2. DC IN (power adapter) Jack 4. Auto Tune  
6. Volume Down  
SET UP  
TRANSMITTER  
1. Connect the AC power adaptor included with your unit to electrical wall outlet.  
2. Plug the AC power adaptor included with your unit in the jack located on the  
rear of the transmitter. Option 4 X “AA” size ALKALINE batteries can be used  
to power the transmitter for portability. NOTE: ensure battery polarity (+/-) are  
matched and correctly aligned correct when inserting the batteries in the  
compartment  
3. Turn on the transmitter by setting the POWER switch to the ON position, and  
the POWER LED (blue) on transmitter will start flashing.  
4. The retractable audio cord located at the front of transmitter can be connected  
to an audio output jack of any audio source (i-Pod, i-Phone, MP3, Hi-Fi,  
MP3/CD/VCD/DVD players, etc.)  
5. When the transmitter receives an audio signal, the blue SIGNAL LED and the  
P.3  
 
red POWER LED will illuminate together. If the blue SIGNAL LED does not  
illuminate, ensure the audio source is turned on and properly connected to the  
jack.  
SPEAKER (RECEIVER)  
1.  
Connect the 12V power adaptor to the DC input jack on the bottom of  
each speaker, then plug into the power wall outlet. You may also insert 6 x ‘AA’  
size ALKALINE batteries into the battery compartment. Ensure the batteries  
polarity (+/-) are correct, at the bottom of the speakers  
(batteries not included in the package).  
2. Press the POWER button and turn the speakers ON. The POWER LED  
will light up in blue. Switch off the speakers by pressing the POWER  
button on the speaker, and the LED will turn off.  
OPERATION  
1. Turn on the audio source to which the transmitter is connected with.  
2. Turn on the transmitter by set the POWER switch to ON position, and the  
POWER LED on transmitter will light up  
.
3. Select between the channels on the transmitter for best performance for the  
location selected.  
4. Press the “POWER” button on the speaker to turn on the speaker Press the  
“SCAN” AUTO-TUNE button to get the best tuning reception on the speaker.  
P.4  
 
When the button is pressed, frequency tuning starts automatically and it stops  
when a signal is detected. The POWER LED will illuminate steadily once  
connected.  
Î Keep a distance of the speaker up to 7 meters apart from  
transmitter, and then press “SCAN” AUTO TUNE button for best  
tuning reception.  
Î You should now be able to place the speakers freely from room to room  
without disruption. Should you experience a “frequency jam”, adjust the  
channels by switch from one channel to the other channel on the transmitter,  
and then press the “SCAN” AUTO TUNE button on the speaker again.  
NOTE:  
The signal from the transmitter will decrease in strength over  
increased distances and as barriers and interference increase.  
5. Adjust the volume to the desired listening level. Volume can be adjusted up by  
pressing “+” button or down by pressing the button “-“ to the desired listening  
level  
NOTE:  
IF disruption should occur (signal breaks up), press the “SCAN”  
auto-tuning button on the speaker to maximize best reception.  
IF you hear interference from other devices, switch between the channels on  
the transmitter and press the “SCAN” auto-tuning button for best reception.  
NOTE: batteries should be removed from the transmitter & speakers for extended  
storage periods. Move speakers indoors when weather conditions are extreme.  
6. Outdoor, Water Use & Weather Conditions  
Î Mini-Bullets II speaker is designed to be used in conservative outdoor  
conditions  
Î The speaker should not be operated in extreme temperature  
Î The transmitter and adapters must NOT be used in any type of water body  
or in a moist or wet environment.  
WARNING: The power adaptor included with your unit is intended for indoor  
environments and use. Do NOT use the power adapter in moist or wet  
environments. Where there is a chance of rain, you may operate the speaker with  
battery power.  
TROUBLE SHOOTING  
NO SOUND  
-
-
Check that the batteries are fully charges on the speaker  
Check there is not too much water retention inside the speaker grill. Turn  
over the speaker and let the water drain out from the speaker grill.  
Ensure the AC/DC adaptor is fully inserted into the AC outlet and the power  
connection input on the transmitter.  
-
P.5  
 
-
-
-
-
Ensure the speaker is switch ON.  
Speaker’s battery capacity is low, connect the AC/DC adaptor to the speaker.  
Ensure the TV or audio component is ON.  
The volume of speaker is too low, adjust the volume to an appropriate level.  
DISTORTED SOUND  
-
-
Press the “AUTO-TUNE” button on the speakers to find the transmitter frequency  
Check there is not Too much water retention inside the speaker grill. Turn  
over the speaker and let the water drain out from the speaker grill.  
Change the position of the channel selector on the transmitter. Press “AUTO  
TUNE” button on the speaker.  
-
-
-
-
-
-
Ensure the volume level of speaker is adjusted properly.  
The speaker is too far away from the transmitter, move it closer.  
Audio input level of the audio signal is too low. Turn up the audio source volume  
The Transmitters audio input level is too high, lower the audio source volume level  
Ideally the audio source is ON and volume level is set to at 50-75% of maximum.  
SPECIFICATIONS  
Transmission Mode  
Carrier Frequency  
Operation Voltage  
:
:
:
UHF stereo  
900 MHz  
Transmitter, 4 X ‘AA’ sixe Alkaline batteries (not  
included) or DC 12V 200mA  
Speaker, 6 X ‘AA’ size Alkaline batteries (not  
included) or DC 12V 1.2A adaptor  
40Hz – 12KHz  
Frequency Response :  
Distortion  
:
:
:
:
:
1.0%  
S/N Ratio  
65dB (typical)  
Channel Separation  
Operation Distance  
Output Power  
50dB (Typical)  
Up to 150 feet  
2 x 4W (RMS)  
WARNING:  
Changes or modifications to this unit not expressly approved by the  
party responsible for compliance could void the user’s authority to  
operate the equipment. Operation is subject to the following two  
conditions: (1) this device may not cause interference, and (2) this  
device must accept any interference, including interference that  
may cause undesired operation of the device.  
This device must be used with the AC/DC adaptor supplied in the package.  
CUSTOMER SERVICE & SUPPORT  
For questions regarding your system or any other Grace Digital product,visit us at:  
04_2010  
P.6  
 
P.7  
 

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