Specifications
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...seek time (including settling) Table 5: Mechanical positioning performance Command type Typical (ms) Max (ms) Read 12 16 Write 14 17 Travelstar 80GN Hard Disk Drive Specification 17 There are found in Section 5.0, "Data integrity" beginning on page 21. The detailed ...overhead Command overhead time is characterized by the following table gives a typical value for each parameter. Latency • Data transfer speed • Buffering operation (read (ms) Average random seek time - The following parameters: • Command overhead • Mechanical head positioning - Seek ...
...seek time (including settling) Table 5: Mechanical positioning performance Command type Typical (ms) Max (ms) Read 12 16 Write 14 17 Travelstar 80GN Hard Disk Drive Specification 17 There are found in Section 5.0, "Data integrity" beginning on page 21. The detailed ...overhead Command overhead time is characterized by the following table gives a typical value for each parameter. Latency • Data transfer speed • Buffering operation (read (ms) Average random seek time - The following parameters: • Command overhead • Mechanical head positioning - Seek ...
Specifications
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...longer to idle media access requests. The spindle motor is in power saving mode. read, write) immediately. Seek operation mode Write operation mode Read Read operation mode Performance Idle Active idle Low power idle The device is capable of responding ...-is rotating at full speed. Travelstar 80GN Hard Disk Drive Specification 19 4.4.2.4 Average latency Table 8: Average latency Rotational speed (RPM) Time for one Average latency revolution (ms) (ms) 4200 14.3 7.1 4.4.2.5 Drive ready time Table 9: Drive ready time Condition Power on to Ready Drive ready time (sec) ...
...longer to idle media access requests. The spindle motor is in power saving mode. read, write) immediately. Seek operation mode Write operation mode Read Read operation mode Performance Idle Active idle Low power idle The device is capable of responding ...-is rotating at full speed. Travelstar 80GN Hard Disk Drive Specification 19 4.4.2.4 Average latency Table 8: Average latency Rotational speed (RPM) Time for one Average latency revolution (ms) (ms) 4200 14.3 7.1 4.4.2.5 Drive ready time Table 9: Drive ready time Condition Power on to Ready Drive ready time (sec) ...
Specifications
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...after the drive has become ready: • Spindle speed lies outside the requirements for reliable operation • The occurrence of drive is complete...8226; Spindle speed meets requirements for reliable operations • Self-check of a Write Fault condition Travelstar 80GN Hard Disk Drive Specification 21 In... might make a maximum of one sector of data that the drive has received but not yet written onto the disk. 5.0 Data...and will not be caused by issuing a • Soft reset • Hard reset • Flush Cache command • Standby command • Standby Immediate...
...after the drive has become ready: • Spindle speed lies outside the requirements for reliable operation • The occurrence of drive is complete...8226; Spindle speed meets requirements for reliable operations • Self-check of a Write Fault condition Travelstar 80GN Hard Disk Drive Specification 21 In... might make a maximum of one sector of data that the drive has received but not yet written onto the disk. 5.0 Data...and will not be caused by issuing a • Soft reset • Hard reset • Flush Cache command • Standby command • Standby Immediate...
Specifications
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... the sector is invoked. • Head off track • External shock • Low supply voltage • Spindle speed out of a write/read operation fails after application of the error recovery procedures are reported to the host system as non-recoverable errors. 5.7 Automatic ... are uncorrectable after ERP is fully carried out, a hard error is performed automatically. Travelstar 80GN Hard Disk Drive Specification 22 When the result of media verification is reported to the predefined conditions. 5.4 WRITE safety The drive ensures that the data is fully carried out, the ...
... the sector is invoked. • Head off track • External shock • Low supply voltage • Spindle speed out of a write/read operation fails after application of the error recovery procedures are reported to the host system as non-recoverable errors. 5.7 Automatic ... are uncorrectable after ERP is fully carried out, a hard error is performed automatically. Travelstar 80GN Hard Disk Drive Specification 22 When the result of media verification is reported to the predefined conditions. 5.4 WRITE safety The drive ensures that the data is fully carried out, the ...
Specifications
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...according to the Set Features requirement. Travelstar 80GN Hard Disk Drive Specification 69 The RESET signal is... Register is set and then is set by Initialize Device Parameters) Multiple mode Write Cache Delayed Write Read look-ahead ECC bytes Volatile max. Address Address offset mode Power mode Reset Standby timer value (*5) POR o o (*6) o o o o hard reset o (*1) x x x o o o o soft reset o (*1) x x x o x o (*3) (*6) (*4)...has the following three types of resets: Power On Reset (POR) Hard Reset (Hardware Reset) Soft Reset (Software Reset) The device executes a series of ...
...according to the Set Features requirement. Travelstar 80GN Hard Disk Drive Specification 69 The RESET signal is... Register is set and then is set by Initialize Device Parameters) Multiple mode Write Cache Delayed Write Read look-ahead ECC bytes Volatile max. Address Address offset mode Power mode Reset Standby timer value (*5) POR o o (*6) o o o o hard reset o (*1) x x x o o o o soft reset o (*1) x x x o x o (*3) (*6) (*4)...has the following three types of resets: Power On Reset (POR) Hard Reset (Hardware Reset) Soft Reset (Software Reset) The device executes a series of ...
Specifications
Page 84
...and starts the standby timer. Set the INTRQ (completion of the sleep command. Travelstar 80GN Hard Disk Drive Specification 74 The device is a delay while waiting for the spindle to idle mode...operate. The device interface is capable of a command or accessing the disk media with the read lookahead function or the write cache function. 11.6.2 Power management commands The Check Power Mode command...11.6.3 Standby/Sleep command completion time 1. Perform the post process. The drive implements the following set of sleep mode. A reset is stopped. 7. Activate the spindle break to ...
...and starts the standby timer. Set the INTRQ (completion of the sleep command. Travelstar 80GN Hard Disk Drive Specification 74 The device is a delay while waiting for the spindle to idle mode...operate. The device interface is capable of a command or accessing the disk media with the read lookahead function or the write cache function. 11.6.2 Power management commands The Check Power Mode command...11.6.3 Standby/Sleep command completion time 1. Perform the post process. The drive implements the following set of sleep mode. A reset is stopped. 7. Activate the spindle break to ...
Specifications
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Table 72: Identify device information. (Part 1 of 7) Word 00 01 02 03 04-05 06 07-09 10-19 20 21 22 23-26 27-46 47 Content 045AH (Note 1) xxxxH (Note 1) 0 003FH 0 XXXX 0003H (Note 1) 00XXH XXXX (Note 1) 8010H Description drive classibit assignments fication 15(=0) 1=ATAPI device, 0=ATA device * 14(=0) 1=format speed tolerance gap required * 13(=0) 1=track offset option available * 12(=0) 1=data strobe offset option available * 11(=0) 1=rotational speed tolerance > 0.5% * 10(=1) 1=disk transfer rate > 10 Mbps * 9(=0) 1=disk transfer rate > 5 Mbps but
Table 72: Identify device information. (Part 1 of 7) Word 00 01 02 03 04-05 06 07-09 10-19 20 21 22 23-26 27-46 47 Content 045AH (Note 1) xxxxH (Note 1) 0 003FH 0 XXXX 0003H (Note 1) 00XXH XXXX (Note 1) 8010H Description drive classibit assignments fication 15(=0) 1=ATAPI device, 0=ATA device * 14(=0) 1=format speed tolerance gap required * 13(=0) 1=track offset option available * 12(=0) 1=data strobe offset option available * 11(=0) 1=rotational speed tolerance > 0.5% * 10(=1) 1=disk transfer rate > 10 Mbps * 9(=0) 1=disk transfer rate > 5 Mbps but