Specifications - JVC KW-V640BT Instruction Manuals

Troubleshooting Troubleshooting
Bluetooth
Phone sound quality is poor.
→ Reduce the distance between the unit and the
Bluetooth mobile phone.
→ Move the car to a place where you can get a better
signal reception.
The sound is interrupted or skipped while using a
Bluetooth audio player.
→ Reduce the distance between the unit and the
Bluetooth audio player. Disconnect the device
connected for Bluetooth phone.
→ Turn off, then turn on the unit.
(When the sound is not yet restored) connect the
player again.
The connected audio player cannot be controlled.
→ Check whether the connected audio player
supports AVRCP (Audio/Video Remote Control
Profile).
The Bluetooth device does not detect the unit.
→ Search from the Bluetooth device again.
The unit does not pair with the Bluetooth device.
→ For devices compatible with Bluetooth 2.1:
Register the device using a PIN code. (Page 33)
→ For devices compatible with Bluetooth 2.0:
Enter the same PIN code for both the unit and
target device. If the PIN code of the device is not
indicated in its instructions, try "0000" or "1234."
→ Turn off, then turn on the Bluetooth device.
Echo or noise occurs.
→ Adjust the microphone unit position.
→ Adjust the echo volume or noise reduction volume.
(Page 35)
The unit does not respond when you try to copy
the phonebook to the unit.
→ You may have tried to copy the same entries (as
stored) to the unit.
"Connection Error" appears.
→ The device is registered but the connection has
failed. Connect the registered device. (Page 34)
"Please Wait..." appears.
→ The unit is preparing to use the Bluetooth function.
If the message does not disappear, turn off and
turn on the unit, then connect the device again (or
reset the unit).
"No Voice Device" appears.
→ The connected mobile phone does not have a
voice recognition system.
"No Data" appears.
→ No phonebook data is contained in the connected
Bluetooth phone.
"Initialize Error" appears.
→ The unit has failed to initialize the Bluetooth
module. Try the operation again.
"Dial Error" appears.
→ Dialing has failed. Try the operation again.
"Hung Up Error" appears.
→ The call has not ended yet. Park your car, and use
the connected mobile phone to end the call.
"Pick Up Error" appears.
→ The unit has failed to receive a call.

Specifications

Specifications
Monitor section
Picture Size (W × H) 6.75 inches (diagonal) wide
151.8 mm × 79.7 mm
(5-15/16" × 3-1/8")
Display System Transparent TN LCD panel
Drive System TFT active matrix system
Number of Pixels 1 152 000
(800H × 480V × RGB)
Effective Pixels 99.99%
Pixel Arrangement RGB striped arrangement
Back Lighting LED
DVD player section
D/A Converter 24 bit
Audio Decoder Linear PCM/Dolby Audio/
MP3/WMA/WAV/AAC (.m4a)
Video Decoder MPEG1/MPEG2
Wow & Flutter Below Measurable Limit
Frequency Response 96 kHz Sampling:
20 Hz to 20 000 Hz
48 kHz Sampling:
20 Hz to 20 000 Hz
44.1 kHz Sampling:
20 Hz to 20 000 Hz
Total Harmonic 0.010% (1 kHz)
Distortion
Signal to Noise Ratio 82 dB (DVD-Video 96 kHz)
Dynamic Range 81 dB (DVD-Video 96 kHz)
ENGLISH 61