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Appendix
Appendix D
COBY MP-C440 MP3 Player
Size(WxHxD)/Weight:
57 x 74 x 22 mm / 50g (without battery)
Memory:
Internal Memory
128 MB
Interface
USB ( using standard USB v1.1 cable )
LCD Display
2 lines x icon & 2 lines x 12 characters LCD
Power
1 x AA Alkaline
15 hours for MP3/voice playback
Signal to Noise Ratio: 88 dB
Frequency Response: 20 Hz ~ 20 KHz
Output: > 20mW (each output)
Harmonic Distortion Output: 0.05 ~ 0.1%
Equalizer: 5 presets equalizer
Processor 50 MHz DSP
Audio Codec support
MPEG Audio Layer 3 (MP3)
Firmware
Flash based. User upgradeable.
Voice Recording
IMA-ADPCM encoding
About 8 hours recoding in 128MB memory
player
The player can not power on.
Is Battery polarity (+) / (-) right?
Is Battery capacity enough?
(One 1.5 v AA size Alkaline battery is required.)
Take the battery out and reinstall the battery to
reset the unit.
LCD displays"Power on/Locked"and power off.
Unlock the [HOLD] button and try again
The button is not working.
Is [HOLD] button locked? If it is, Unlock the
[HOLD] button and try again
Take the battery out and reinstall the battery to
reset the unit.
There is no audio produced
Check the Headphone and / or the connection is
working normally.
Check that MP3 files are NOT stored in folder(s).
Take the battery out and reinstall the battery to
reset the unit.
Can not download MP3 file(s).
Is USB connection steady? Observe if the [USB
IDLE] displays on LCD of the unit.
Check and / or replace the battery.
Is there no free space to download the file?
(Continued on next page)
Technical Specification
Troubleshooting
18
Specifications are subject go change without
notice.
Mass and dimensions are approximate.
Portable MP3 Player
MP-C440