Caro Macmira,muito obrigado pela atenção, fiz o procedimento do tutorial da Kingston que você mandou e sempre aparece o aviso de que o "Windows não conseguiu concluir a formatação" ...
Segue o resultado do teste feito no meu pendrive:
RESULTADO TESTE DO H2TESTW
The media is likely to be defective.
123.1 MByte OK (252288 sectors)
63.8 GByte DATA LOST (133883520 sectors)
Details:63.8 GByte overwritten (133882496 sectors)
0 KByte slightly changed (< 8 bit/sector, 0 sectors)
512 KByte corrupted (1024 sectors)
64 KByte aliased memory (128 sectors)
First error at offset: 0x0000000007ab0000
Expected: 0x0000000007ab0000
Found: 0x0000000ffd700000
H2testw version 1.3
Writing speed: 1.60 MByte/s
Reading speed: 3.33 MByte/s
H2testw v1.4
Resultado do Chip Genius v3.00
Device Name: +[F:]+USB Mass Storage Device(USB2.0 Flash Disk USB Device)
PnP Device ID: VID = 1221 PID = 3234
Serial Number: 1000000000001741
Revision: 2.20
Device Type: Standard USB device - USB2.0 High-Speed
Chip Vendor: micov
Chip Part-Number: MXT8208
Product Vendor: (N/A)
Product Model: (N/A)
Tools on Web: http://bbs.mydigit.cn/read.php?tid=72332
O que vocês me dizem?