Hitachi IC25N040ATMR04-0 - Travelstar 40GB Laptop Hard Drive 9.5mm 2.5 Inch Notebook HDD Specifications page 6

6.3.4 Service life and usage condition ...................................................................................29
6.3.5 Preventive maintenance ................................................................................................29
6.3.6 Load/unload ..................................................................................................................29
6.4 Mechanical specifications......................................................................................................31
6.4.1 Physical dimensions and weight ...................................................................................31
6.4.2 Mounting hole locations ...............................................................................................32
6.4.3 Connector and jumper description ................................................................................32
6.4.4 Mounting orientation ....................................................................................................33
6.4.5 Load/unload mechanism ...............................................................................................33
6.5 Vibration and shock ...............................................................................................................33
6.5.1 Operating vibration .......................................................................................................33
6.5.2 Nonoperating vibration .................................................................................................34
6.5.3 Operating shock ............................................................................................................34
6.5.4 Nonoperating shock ......................................................................................................35
6.6 Acoustics................................................................................................................................35
6.6.1 Sound power levels .......................................................................................................35
6.6.2 Discrete tone penalty ....................................................................................................36
6.7 Identification labels................................................................................................................36
6.8 Electromagnetic compatibility ...............................................................................................36
6.8.1 CE mark ........................................................................................................................36
6.8.2 C-TICK mark ................................................................................................................36
6.8.3 BSMI mark ...................................................................................................................36
6.8.4 MIC mark......................................................................................................................37
6.9 Safety .....................................................................................................................................37
6.9.1 UL and CSA approval...................................................................................................37
6.9.2 IEC compliance.............................................................................................................37
6.9.3 German safety mark......................................................................................................37
6.9.4 Flammability .................................................................................................................37
6.9.5 Secondary circuit protection .........................................................................................37
6.10 Packaging.............................................................................................................................37
7.0 Electrical interface specification...............................................................................................39
7.1 Cabling...................................................................................................................................39
7.2 Interface connector.................................................................................................................39
7.3 Signal definitions ...................................................................................................................40
7.4 Signal descriptions .................................................................................................................41
7.5 Interface logic signal levels ...................................................................................................44
7.6 Reset timings..........................................................................................................................44
7.7 PIO timings ............................................................................................................................45
7.8 Multi word DMA timings ......................................................................................................46
7.9 Ultra DMA timings ................................................................................................................47
7.9.1 Initiating Read DMA ....................................................................................................47
7.9.2 Host Pausing Read DMA..............................................................................................48
7.9.3 Host Terminating Read DMA.......................................................................................49
7.9.4 Device Terminating Read DMA...................................................................................50
7.9.5 Initiating Write DMA ...................................................................................................51
7.9.6 Device Pausing Write DMA .........................................................................................52