From TMS:

SonyEricsson Online Flashing, Software Repairing, Language Changing and Operator Decustomization/Debranding by Cable:

• Z and V Series: Z200, Z208, Z520i, Z520a, Z520c, Z525, Z530, Z550, V600i, V630i, V800i, V802SE, Z800i, Z1010i and Z1010c
• W-Series: W300, W550, W600, W700, W800, W810 and W900.
• K and F Series: K300, K310, F500i, K500i, K500c, K506c, K508i, K508c, K600i, K608i, K610, K618, K700i, K700c, K750i, D750i, K790 and K800.
• S-Series: S700i, S700c and S710a
• J-Series: J200i, J200c, J300i, J300a and J300c
• P-Series: P800, P802, P900, P908, P910i, P910a and P910c
• T-Series: T290a, T290i, T290c, T68m, T68i, T610, T616, T618, T630, T628 and T637
Use TMS ;)