HP890 (HP891 + HP892A) Cordless Stereo 900Mhz Headphone System User's Manual
INTRODUCTION This 900Mhz compact stereo headphone takes advantage of the very latest advances in wireless transmission technology and unique SRS surround effect so that you can listen to music or the sound from your TV set both in the house and outdoors. All you have to do is connect the transmitter to any audio source: DVD player, CD player, TV set, VCR, Hi-Fi system or radio (range 100 meters). FEATURES 1. Automatic Phases Lock Loop (PLL) scanning system on headphone 2.
COMPONENT IDENTIFICATION 1 RF transmitter 2 RF receiver headphones 3 Power On/Off switch 4 Power On indicator light 5 Rechargeable 1.2 V 6 Charge contacts 7 12.5 V 150 mA mains adapter 8 Jack plug adapter (3.5 mm/6.3 mm diameter) 9 RCA socket audio adapter 10 Operating indicator light 11 Charge indicator light 12 Audio connection cable with 3.
3. A cable is provided from the transmitter rear panel that can be connected to the audio outputs (Left and Right) present on a TV set, Hi-Fi system, VCR or radio-cassette player, or to a headphones/earphones output using the connector supplied. The red Auto On indicator light will light up as soon as you have connected the power adapter to the mains outlet and the audio cable to a signal source.
NOTE: You should then be able to move around freely from one room to another without any interference. If interference does occur (interruptions in the signal), press the "Auto Scan" button once to find a better reception channel. A For better stereo reception, stay approximately seven meters away from the transmitter when you press the "Auto Scan" button.
WARNING: Never attempt to recharge conventional dry cells. Never use another type of battery or non-rechargeable batteries to replace the rechargeable (LR03/AAA) batteries supplied. When the headphones are not in use, move the switch to the OFF position to avoid damaging the batteries. The batteries must always be fully charged before use. An initial 24 hour charge is required to guarantee an acceptable service life for the rechargeable batteries.
REPLACING BATTERIES Rechargeable batteries have a long service life. If it is however necessary to replace them, proceed as described below: Carefully remove the cloth padding around the left and right headphones. Install the new batteries in their housings as illustrated. Check for correct +/polarity. Bring the cloth padding up over the sloped guide slot. Hold it in place with your thumb just after the slope to ensure that it does not leave the guide. Turn the padding as illustrated.
TECHNICAL SPECIFICATIONS Transmission mode : UHF stereo Carrier frequency : 900Mhz Operating voltage : Transmitter – 12.5 V 150 mA Receiver – 2.4 V (two rechargeable batteries, LR03/AAA size) Frequency response : 30 Hz – 11 KHz Distortion : 1% Signal-to-noise ratio : 55 dB Channel separation : 30 dB) Range : 165 feet max. This Device complies with Part 15 of the FCC Rules.
TROUBLESHOOTING NO SOUND - Ensure that the mains adapter is pushed fully into the power outlet and that its cable is properly connected to the DC IN 12V connector on the transmitter. - Ensure that the headphones On/Off switch is switched to the On. - The headphones battery charge level may be too low. Recharge the batteries or replace them with fully charged batteries. - Ensure that your TV set, Hi-Fi system or audio component is switched on and set to a channel that broadcasts an audio signal.
