Sharper Image SP1090 User manual

SP1090
Cordless 900MHZ
Speaker System
User’s Manual
Please read before using the equipment

P.1
INTRODUCTION
This 900 MHz wireless speaker system uses latest wireless technology that enables
you to enjoy music and TV sound anywhere inside or outside your home. You can
simply connect the system to any audio source such as Radio, TV, VCR, Hi-Fi and
CD/MP3/VCD/DVD player. Without complicated wiring and installation with your
Audio/Video equipments and rear channel amplifier, the system enables you to
enjoy thrilling, lifelike sound in minutes.
FEATURES
1. Automatic Phases Lock Loop (PLL) scanning system on speaker receivers
2. Phase Lock Loop (PLL) transmission system on transmitter
3. 900 MHz RF technology panel-like speaker system.
4. RF technology lets you roam freely throughout your house.
5. Operating distance up to 150 feet.
6. No line of sight limitation.
7. Virtually interference free audio quality.
8. Auto ON/OFF control.
9. Auto tuning function.
10. Remote control unit

P.2
COMPONENT IDENTIFICATION
TRANSMITTER
SPEAKER RECEIVERS
Antenna
Power on indicator (Blue)

P.3
REMOTE CONTROL
INSTALLATION
TRANSMITTER
1. Insert the antenna tube into the antenna wire.
2. Connect the supplied AC/DC power adaptor to an electrical wall outlet.
3. Plug the AC/DC power adaptor in the DC jack located on the rear of the
transmitter.
4. The rear of the transmitter has one audio cord that can be connected to audio
output jack of TV, Monitor, VCR, Radio recorder, CD/MP3/VCD/DVD players or
to headphone/earphone jack with the connector provided.
Plug the adaptor in the AC source and connect the audio plug to the audio source.
As soon as the transmitter is receiving the audio signal, it will automatically switch
on and the blue LED will light up.

P.4
SPEAKER RECEIVERS
1. Insert 6 pieces ‘C’ size ALKALINE battery into the battery compartment with
correct polarity at the bottom of the speakers (batteries not included in the
package) or connect the 12V power adaptor to the DC input jack on the bottom
of each speaker, then plug it to the wall AC outlet.
2. Press On/Off button and turn the speakers ON. The POWER LED will light up
in Blue. Switch off the speakers by pressing the ON/OFF button on the
speaker or on the remote control unit, and the LED will be off.

P.5
REMOTE CONTROL UNIT
1. Remove the battery cover at the rear of the remote control unit and insert 2
pieces “AAA” size battery provided into the battery compartment with the
correct polarity.
2. Place back the cover and close the battery compartment.
OPERATION
1. Turn on the audio source (TV or audio component) to which the transmitter is
connected with. The Blue LED on the transmitter will light up.
2. Select the channel 1 or 2 of the transmitter for best performance in your
location.
3. Turn on the ON/OFF button on the speaker (the ON/OFF button on the remote
control unit cannot be used as a primary device to switch on the speakers).
Press the “AUTO TUNE” button to get the best tuning reception in the speakers.
When the button is pressed, frequency tuning starts automatically and it stops
when a signal is detected. Tuning process can also be activated by pressing the
“AUTO TUNE” button on the remote control unit.
4. Volume can be adjusted up by
pressing “+” button or down by
pressing the button “-“ to the desired
listening level, or you can press the
“+” button or “-“ button” on the remote
control unit to adjust the volume level.
NOTE :
a). Keep a distance of the speaker up
to 7 meters apart from the
transmitter, and then press “AUTO
TUNE” button for the best
reception.

P.6
b) Whenever you find frequency jam, move your channel switch from one
channel to the other channel (there are two channels for selection) on the
transmitter, and then press the “AUTO-TUNE” button again.
5. You should now be able to place the speakers freely from room to room without
disruption. Should there is any disruption (signal cuts off or carries distortion),
press the speaker’s “AUTO TUNE” button to maximize the best reception.
If you hear interference from other components, switch on the channel control of
transmitter, and then move the speakers to other free location. You can re-adjust
the tuning control by moving it either channel 1 or 2 of the transmitter, then pressing
“AUTO TUNE” button for best reception.
When transmitting / receiving over long distances, the signal from the system will
become weaker.
6. Switching Off
a) For protection of the
transmitter and power saving,
the transmitter will cut off
automatically if there is

P.7
no/weak operation input signal from audio source for 4 minutes.
In other words, if the signal comes back, the transmitter will work again
automatically.
b) Press the ON/OFF button to turn off the speaker and the LED light goes
off, or simply press the ON/OFF button on the remote control unit. If you
use the remote control unit to turn off the speaker, the speaker will be at
stand-by mode for 5 minutes and the LED will be changed from blue to
green. You can switch on the speaker again by using the remote control
unit during the stand-by time. If there is no signal from the remote control
unit in 5 minutes, the speaker will automatically power off.
TROUBLE SHOOTING
NO SOUND
- Ensure the AC/DC adaptor is fully inserted into the AC outlet and the
power connection input on the transmitter.
- Ensure the speaker is switch ON.
- Speaker’s battery capacity is too low, replace with new batteries or
connect the AC/DC adaptors to the speakers.
- Ensure the TV or audio component is ON.
- The connected audio / video equipment is not playing. Start playing the
equipment.
- The volume of speaker is too low, adjust the volume to an appropriate
level.
DISTORTED
- Press the “AUTO-TUNE” button on the speakers until matching the
frequency of the transmitter.
- Change the position of the channel selector on the transmitter. You
must then press the “AUTO TUNE” button on the speakers.
- Battery capacity is too low. Replace with the new battery.
- Ensure the volume level of speakers is adjusted properly.
- The speaker is too far away from the transmitter, move it closer.
- The input level of the audio signal is too low. Turn up the volume of the
audio source equipment.

P.8
TECHNICAL SPECIFICATIONS
Transmission Mode : UHF MONO
Carrier Frequency : 900 MHz
Operation Voltage : Transmitter, DC 12.5V 150mA
Speaker, 6 X ‘C’ size Alkaline batteries or DC
12V 1.7A adaptor
Remote Control Unit, 2 X ‘AAA’ size batteries
Frequency Response : 40Hz – 12KHz
Distortion : 1.5%
S/N Ratio : 50dB (typical)
Channel Separation : 30dB (Typical)
Operation Distance : Up to 150 feet
Output Power : 2 x 5Watts
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 complies with RSS-210 of Industry and Science
Canada. Operation is subject to the following two conditions : (1)
this device may not cause interference, and (2) this device must
accept any interference that may cause undesired operation of the
device.
This device must be used with the AC/DC adaptor supplied in the
package.