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P.6 

Important:   

1.    Switching Off 

a)  For  protection  of  the  transmitter  and  power  saving,  the  transmitter  will 

switches off automatically if there is no audio source signal for 3 minutes. 
If  the  audio  source  signal  returns,  the  transmitter  will  automatically 
switches back on. Then, power on the headphone again. 

b)  The headphone will switch off automatically if there is no signal from the 

transmitter for 2 minutes.   

2.  Make sure the headphone is turned off when charging is in process. 
3.  Only use the included rechargeable AAA batteries. When the headphone is not 

in use, turn OFF the power to avoid damaging the batteries.   

4.  To  ensure  a  long  service  life,  fully  charge  the  batteries  before

 

using  the 

headphone  for  the  first  time.  The  initial  charge  takes  12  hours  to  complete. 
Ensure  the  charging  socket  located  on  the  right  earphone  connects  securely 
with the charge prongs on the transmitter cradle. 

 
 

TROUBLE SHOOTING 
NO SOUND 

Ensure  the  AC/DC  adapter  is  fully  inserted  into  the  AC  outlet  and  the 
power connection input on the transmitter. 

Ensure the headphone is switch ON. 

Headphone battery charge level may be too low, recharge the batteries 
fully. 

Ensure the TV or the connected audio device is switched ON. 

The  volume  of  headphone  may  be  too  low,  adjust  the  volume  to  a 
moderate level. 

 

DISTORTION 

Ensure the volume level of headphone is set to an approximate level. 

The headphone is too far from the transmitter, move it closer. 

The audio signal input level is too low. Increase the volume of the audio 
source.

 

 

Summary of Contents for HP990

Page 1: ... HP990 2 4GHz Digital Wireless Headphone User s Manual Please read before using the equipment ...

Page 2: ...out 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 Purely 2 4GHz Digital UHF Technology 2 38 Channel Auto Frequency Searching System 3 Smart Volume Memory Built in 4 Electronic Volume Control 5 Low Power Indicator Alert 6 High Power 3 x NiMh Batteries 7 Auto Pin Charging ...

Page 3: ...socket B HEADPHONE RECEIVER 6 Volume Up Control 7 Volume Down Control 8 Volume Signal LED indicator 9 Battery compartments 10 Charging contacts 11 ON OFF Control 12 Power LED indicator C ACCESSORIES 13 RCA cable 14 NiMh batteries for Headphone 3 pieces 15 3 5mm to 6 3mm adapter plug 16 AC DC adapter 1x 6V 300mA for transmitter ...

Page 4: ...he audio source The transmitter will automatically switch on and the red LED will light up when it receives an audio signal HEADPHONE RECEIVER 1 To install or replace the rechargeable batteries carefully remove the leather padding around the left and right earphone plates out from the cabinets 2 Insert 2pcs of AAA size rechargeable batteries supplied in the package into the right earphone s batter...

Page 5: ...er and receiver is established 2 Gently place the headphone on your head and adjust for comfort To obtain the desired sound level you can adjust the volume control on the headphone After you have adjusted the volume in the first time the smart built in volume memory will memorize your latest volume level automatically 3 If interference or poor signal reception occurs the headphone will perform the...

Page 6: ... and the green LED will light up when the charging contacts of transmitter and headphone are made successfully When the charging process is completed the green LED will turn off c With the smart speedy charging function the headphone could be fully charged within 4 5 hours If the headphone is not in use please place it back to the transmitter charging cradle ...

Page 7: ...lly charge the batteries before using the headphone for the first time The initial charge takes 12 hours to complete Ensure the charging socket located on the right earphone connects securely with the charge prongs on the transmitter cradle TROUBLE SHOOTING NO SOUND Ensure the AC DC adapter is fully inserted into the AC outlet and the power connection input on the transmitter Ensure the headphone ...

Page 8: ...n Distance Up to 200 feet WARNING Changes or modifications 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 dev...

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