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- Okayo
- Stereo System
- GPA-650B
- User manual
Okayo GPA-650B User manual
Summary of GPA-650B
Page 1
User manual uhf 40w wireless portable bluetooth sound system gpa-650b (lead-acid battery powered) gpa-660b (ni-mh battery powered) gpa-670b (lithium battery powered) system family:.
Page 2: Preface
Preface thank you for the purchase of wireless portable bluetooth sound system gpa-650b and its family product gpa-660b and gpa-670b. This manual will give comprehensive instructions and operation. Please read it over before you r use to perform this unit well. All peripheral and accessories are sub...
Page 3: Product Mix
Product mix gpa-650b is powered by lead-acid battery; its family product gpa-660b and gpa-670b 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. Portable powered speaker gpa-6x0b gpa-6x0bu gpa...
Page 4: Illustration
Illustration 5. Controls, battery meter, mic in 6. Power switch 7. Dc input 8. Battery door 1. Tweeter (1”) 2. Neodymium driver (5”) 3. Receiver dr-501a 4. Digital audio player um-502 battery replacement lead-acid battery get screws off take battery out get connection right – red for anode; black fo...
Page 5: Peripheral
Peripheral carry bag cb-650 folding tripod st-35.
Page 6: 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. Bluetooth(indicator) 8. Aux in / bluetooth control 9. Aux in, 3.5 mm 10. Aux out, 3.5mm 11. Mic (wired) in control 12. Mic in, 6.5mm xlr jack controls...
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 turn receiver power on/off control (7) clockwise until a click occurs. A t...
Page 8: Digital Audio Player Um-502
Digital audio player um-502 remote control 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. Power 10. Volume down (mute when in minimum level) 11. Vo...
Page 9: Digital Audio Player Um-502
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. Fin...
Page 10: Handheld Microphone Ej-501Tm
Handheld microphone ej-501tm 1. Mesh head 2. Handheld tube 3. Power indicator 4. Power on/off button 5. Lcd screen (channel, battery energy) 6. Channel adjustment and setup button 7. Talk/mute button 8. Power hi/low switch 9. Battery room 10. Battery door 11. Talk/push mode switch 12. Charging conta...
Page 11: Handheld Microphone Ej-501Tm
Handheld microphone ej-501tm operation and setup for handheld microphone ej-501tm push - under this mode, microphone will send out signal only when the talk/mute (7) button is pressed and held-the microphone icon turns into green; when talk/mute (7) button is released the microphone will mute any si...
Page 12
Pendant/bodypack transmitter ej-5t 1. Power / mute switch (mute indicator) 2. Channel / volume switch 3. Lcd screen 4. Mesh head (hidden microphone) 5. External mic. Input 6. Hidden charging indicator 7. Aux input 8. Neck strap hole 9. Dc charging input 10. Strap hole 11. Neck strap 12. Buckle clip ...
Page 13
Lcd screen will display current used volume level when press or (vol. 1 ~ 3). 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. ...
Page 14: Caution
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 tur...
Page 16: Maintenance
Maintenance 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. Avoid heat, humidity charge befo...
Page 17: Maintenance
Maintenance remove battery from handheld microphone 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. Notice: the changes or modificat...
Page 18: Specifications
Specifications wireless portable bluetooth sound system gpa-6x0b wireless receiver dr-501a carrier frequency channels lcd window channel adjustment frequency modulation ambient temperature dynamic range t.H.D. Pre-emphasis frequency response wireless coverage 640 〜 865 mhz (country dependant) 16 〜 9...
Page 19: Specifications
Specifications digital audio player um-502 frequency response power requirement display output level format supported s/n ratio t.H.D. Remote range controls external audio supported 20 hz 〜 20 khz dc 12 v backlit lcd 600 mv mpeg layer 3 > 60 db > 3 m play, stop, repeat, next, prev. Usb disk, sd card...
Page 20
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