Firmware upgrade, Troubleshooting, F/w upgrade – COBY electronic MPC751 User Manual

Page 14: Trouble shooting

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Downloading F/W Upgrade

When you upgrade the firmware, make sure to use a new
battery because it takes a large amount of power to
upgrade. If the battery runs out of power during upgrading,
the flash memory may get damaged.

1. Make sure the player is turned off.
2. Connect the player to the computer.
3. The computer will automatically detect the player as a

"Removable disk" under MY COMPUTER.

4. Download the available F/W Upgrade from our web site.
5. Select the new F/W upgrade and drag-and drop it into the

removable disk icon.

Note

: After completing the file transfer, disconnect the

player using [Stop a Hardware device]. Refer to
page 13 for detail note "Disconnecting the player".

6. After removing the player, turn on the power.

Note:

The player will automatically update itself when it

is turned on.

F/W Upgrade

26

Trouble Shooting

27

The player does not work

1. Check the battery capacity.
2. Check to see if the battery is inserted properly.

Download failure

1. Check to see if the driver is installed correctly on the PC.
2. Check the connection.
3. Check if the memory is full.
4. Check the battery.

The buttons do not work

1. Check the hold switch.
2. Remove the battery once and then insert it again.

Poor sound quality

1. Check the quality of the music file.

Download it again.

Something's wrong with the LCD display

1. Remove the battery and then insert it again.

The LCD displays nothing

1. Call customer service for Hot-key reboot.

Tel) 1-718-416-3197, 1-800-681-2629

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