Trouble Shooting

The player does not work

1. Check the battery capacity.

Download failure

1.Check to see if the driver is installed correctly in the PC.

2.Check the connection.

3.Check if the memory is full.

4.Check the battery.

The buttons do not work

1.Check setting of Hold switch.

2.Charge the battery

3.Press "RESET" button on ths back of the unit

Poor sound quality

1.Check if the quality of music file is poor, and reformat or download it again.

Something's wrong with LCD display

1. Check if the battery power is too lower.

The LCD displays nothing

1.Check if the battery power is too lower.

2.Call customer service for Hot-key reboot. Tel, 1-718-416-3197, 1-800-681-2629

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Specification

Power -------------------------------------------------------3.7V Li Battery

Memory-----------------------------------------------------------------20GB

Size(WXHXD)-------------------------------------------------29x91x17mm

Interface---------------------------------------------------------USB Rev.2.0

Display------------------------------------------------------------2"LCD

Processor---------------------------------------------------------65MIPS DSP

Audio Playback---------------------------------------------MP3 decode

Voice Recording-----------------------------IMA-ADPCM encoding

18 hours recording

Signal to Noise Ratio------------------------------------------------90dB

Frequency Response---------------------------------------20Hz~20KHz

Output (16 OHM)------------------------------->10mW(each output)

Distortin Output-----------------------------------------------0.01%~0.1%

Ports--------------------------------------------------------------------------USB

WMA Format---------------------------------------32-192Kbps,8-48KHz

MP3 Format-----------------------------------------8-320Kbps, 8-48KHz

WAV Format----------------------------16bit, mono/stereo,44.1KHz

OGG Format----------------------45-500 kbps(Q-1-Q-10), 8-48KHz

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COBY electronic MPC941 user manual Trouble Shooting, Specification