Samsung YP-S5 Service Manual page 34

Troubleshooting
4-1-8 Poor PC Connection
Symptom USB cable is connected to the PC, but no connection is established
USB connection
Is there USB
connection icon displayed
on the LCD?
Yes
Does the unit show in
"My Computer" as a
removable storage?
Yes
Is it accessible?
Yes
Completion
4-16
No
connection established
after a RESET?
No
"Unknown Device" show
in Device Manager?
Recheck after installing
the driver.
No
Can formatting be
done in Explorer?
Is the USB
No
Yes
Is there an
No
Yes
No
Yes
Yes
Can NAND FORMAT
and BOOT Update be
performed with DFU?
No
Defective
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