Okayo GPA-650 User Manual

Wireless portable sound system

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UHF
40W
Wireless Portable Sound System
System Family:
GPA-650 (Lead-Acid battery powered)
GPA-660 (Ni-MH battery powered)
GPA-670 (Lithium battery powered)
User Manual

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Table of Contents
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Summary of Contents for Okayo GPA-650

  • Page 1 Wireless Portable Sound System System Family: GPA-650 (Lead-Acid battery powered) GPA-660 (Ni-MH battery powered) GPA-670 (Lithium battery powered) User Manual...
  • Page 2: Table Of Contents

    Preface Thank you for the purchase of Wireless Portable Sound System GPA-650 and its family product GPA-660 and GPA-670. This manual will give comprehensive instructions and operation. Please read it over before your use to perform this unit well. All peripheral and accessories are subject to order. Components in the package might be different by demand.
  • Page 3: Product Mix

    Product Mix GPA-650 is powered by Lead-Acid battery; its family product GPA-660 and GPA-670 are respectively powered by Ni-MH and Lithium battery. They are all compatible with same receiver and audio player. The available mix are presented as below. GPA-6X0...
  • Page 4: Illustration

    Illustration 1. Tweeter (1”) 5. Controls, battery meter, mic in 6. Power switch 2. Neodymium driver (5”) 3. Receiver DR-501A 7. DC input 4. Digital audio player UM-502 8. Battery door Battery replacement Lead-Acid battery Take battery out Get connection right – Get screws off RED for Anode;...
  • Page 5: Peripheral

    Peripheral Carry Bag Folding Tripod CB-650 ST-35...
  • Page 6: Controls And Operation

    Controls and Operation 1. Master 2. Treble 3. Bass 4. Battery meter 5. Voice priority : when it is activated, an indicator (6) will light up. 6. Voice priority indicator 7. Aux in control 8. Aux in, 3.5 mm 9. Aux out, 3.5mm 10.
  • Page 7: Wireless Receiver Dr-501A

    Wireless Receiver DR-501A 1. LCD window 2. Antenna A and B indicator 3. RF signal indicator 4. AF signal indicator 5. Synchronization button 6. Channel up/down adjustment 7. Receiver power on/off control and volume adjustment Operation Turn receiver power on/off control (7) clockwise until a click occurs. A text of “...
  • Page 8: Digital Audio Player Um-502

    Digital Audio Player UM-502 1. LCD window 2. Previous track / volume down (works during playback) 3. Next track / volume up (works during playback) 4. Stop 5. Play / Pause 6. SD/MMC port 7. USB port 8. Repeat / Folder select 9.
  • Page 9 Digital Audio Player UM-502 6. Repeat / Folder Select: a. There are 3 modes for repeat during audio playback. To repeat a track. To repeat all tracks in all album. To repeat all tracks in a single album. b. When not in playback, press (8) to select a desired folder/album with NEXT, PREV buttons.
  • Page 10: Handheld Microphone Ej-501Tm

    Handheld Microphone EJ-501TM 7. Talk/Mute button 1. Mesh head 8. Power Hi/Low switch 2. Handheld tube 9. Battery room 3. Power indicator 10. Battery door 4. Power ON/OFF button 11. Talk/Push mode switch 5. LCD screen 12. Charging contacts (channel, battery energy) 6.
  • Page 11 Handheld Microphone EJ-501TM Operation and setup for handheld microphone EJ-501TM 1. Take batteries off and make your preferred microphone mode Talk/Push (11). TALK - Under this mode, microphone will activate only when microphone icon turns into green; mute the microphone by a press to microphone icon which will be turned into red.
  • Page 12: Pendant/Bodypack Transmitter Ej-5T

    Pendant/Bodypack Transmitter EJ-5T 1. POWER / MUTE switch 5. External mic. Input 10. Strap hole (MUTE indicator) 6. Hidden charging indicator 11. Neck strap 2. Channel / Volume switch 7. Aux input 12. Buckle clip 3. LCD screen 8. Neck Strap hole 13.
  • Page 13 Pendant/Bodypack Transmitter EJ-5T Select output power/Maximum available channels 1. On OFF mode, press SET and POWER button to enter into the selection mode. 2. LCD screen will display maximum available channels; 640 -664 MHz, 794-806 MHz and 863-865 MHz. Press to select preferred channel.
  • Page 14 Pendant/Bodypack Transmitter EJ-5T Caution ※ 1. DON’T operate the device in the rain or in humid circumstance to prevent failure. 2. Prevent the device from dropping. 3. Apply factory recommended power supply to this system only. It is dangerous and risky when employing a not qualified power.
  • Page 15: Troubleshooting

    Troubleshooting Failed to Power On Be sure batteries are allocated and put in correct direction. Be sure power adapter is plugged well. No Sound Output Be sure transmitter and receiver stay at same channel. Be sure volume control on transmitter and receiver are turned properly. Be sure Master is turned properly.
  • Page 16: Maintenance

    Maintenance Avoid heat, humidity DO NOT put the unit in the sunshine for a long time, or any other hot, humid environments or places with flame. Stay away from any occasions where situation mentioned above might occur. Store the unit in general indoor temperature or in cool circumstance.
  • Page 17 Maintenance Remove battery from transmitter when you won't use it for a long while. Charging contacts Clean charging contacts regularly to ensure good connection with charger. When any corrosion occurs, contact your dealer to change it if you can't repair it. This device complies with Part 15 of the FCC Rules.
  • Page 18: Specifications

    Specifications Overall 640 ~ 865 MHz (country dependant) Carrier frequency 16 ~ 96 (frequency dependant) Channels channel, frequency LCD window Channel adjustment select through UP and DOWN 24 MHz (max.) Frequency modulation Ambient temperature -10 °C ~ +50 °C Dynamic range 100 dB T.H.D.
  • Page 19 Specifications Digital Audio Player UM-502 Frequency response 20 Hz ~ 20 kHz Power requirement DC 12 V Display backlit LCD Output level 600 mV MPEG Layer 3 Format supported S/N ratio > 60 dB < 1 % T.H.D. Remote range >...

This manual is also suitable for:

Gpa-660Gpa-670

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