I just painfully found out, that the Samsung SSD Magician prevents System Standby
when running in the background/SystemTray. If the system goes to Standby, it will
wake up immediately, when the Samsung SSD Magician is running.
T60p 2007-AE7, first generation Samsung SSD MCRE28G8...
Thinkpads with 15inch 4:3 UXGA 133DPI IPS/Flexview: 2x T43p SATA Mod., 3x T42p (dying by Flexing), 2x T60p (1xATI, 1xIntel/new BoeHydis);
R51 SXGA+; X31; X41T; X41 Sata Mod; all Made in China; 570E, 701C; MBP15c3UB non-glossy mid09 / formerly 600X, 760E