Specifications
Page 1
K6602637 Rev.3 02.27.01 H I T A C H I All Rights Reserved, Copyright ©2001 Hitachi, Ltd. (Total 104 pages) - 1 - Keep this manual with care. OEM Manual DK23CA-30F/30/15/75 Disk Drive Specifications REV.3 Caution for Safety Read Safety descriptions carefully. Read and recommend drive usage cautions to your end user.
K6602637 Rev.3 02.27.01 H I T A C H I All Rights Reserved, Copyright ©2001 Hitachi, Ltd. (Total 104 pages) - 1 - Keep this manual with care. OEM Manual DK23CA-30F/30/15/75 Disk Drive Specifications REV.3 Caution for Safety Read Safety descriptions carefully. Read and recommend drive usage cautions to your end user.
Specifications
Page 13
...A(1.65W) -Seek *8 0.45 A(2.25W) - Standby 0.050 A(0.25W) - Item 1 Capacity per drive (Formatted) Capacity per sector Disks Heads Cylinders 2 Seek time Average (Nominal Maximum value) Minimum 3... grams K6602637 Rev.3 02.27.01 - 13 - Ready *2 7 DimensionsʢWʷHʷD) DK23CA-30F/30 DK23CA-15 DK23CA-75 30,005 15,103 7,501 512 2 1 1 4 2 1 28,134 12 *1 24 *1 3 7.1 ... - Read/Write *9 0.40/0.40 A(2.0/2.0W) - Idle *6 0.13 A(0.65W) - 3.0 Specification Summary 3.1 Principal Specifications Table 3.1 Principal Specifications Specifications No.
...A(1.65W) -Seek *8 0.45 A(2.25W) - Standby 0.050 A(0.25W) - Item 1 Capacity per drive (Formatted) Capacity per sector Disks Heads Cylinders 2 Seek time Average (Nominal Maximum value) Minimum 3... grams K6602637 Rev.3 02.27.01 - 13 - Ready *2 7 DimensionsʢWʷHʷD) DK23CA-30F/30 DK23CA-15 DK23CA-75 30,005 15,103 7,501 512 2 1 1 4 2 1 28,134 12 *1 24 *1 3 7.1 ... - Read/Write *9 0.40/0.40 A(2.0/2.0W) - Idle *6 0.13 A(0.65W) - 3.0 Specification Summary 3.1 Principal Specifications Table 3.1 Principal Specifications Specifications No.
Specifications
Page 15
... 10 mm away from the nameplate, a substitution method is stipulated in the HDD package box with ESD bag and desiccant. If the drive is applied. Item Specification DK23CA-30F DK23CA-30/15/75 1 Ambient *1 Operational 5 to 55°C temperature Non-operational -40 to 70°C *2 Temperature gradient Max. 20°C /hour 2 Relative humidity...
... 10 mm away from the nameplate, a substitution method is stipulated in the HDD package box with ESD bag and desiccant. If the drive is applied. Item Specification DK23CA-30F DK23CA-30/15/75 1 Ambient *1 Operational 5 to 55°C temperature Non-operational -40 to 70°C *2 Temperature gradient Max. 20°C /hour 2 Relative humidity...
Specifications
Page 17
...number of following commands. - Since normal unload can not be set to maximum 300,000 times during HDD life. Standby - 3.4 Load/Unload Specifications Load /Unload is required by Host system before power off. [Sequence #1]: Execute one of emergency unload is defined separately. 3.4.3 Required Power Off ...ms. Considering the error retries, BIOS timer should be performed by the software control after power off, the heads are limited to over 30 sec by the Host side. [Sequence #3]: Power off , Suspend and Hibernation operations. The normal unload operation is required for the ...
...number of following commands. - Since normal unload can not be set to maximum 300,000 times during HDD life. Standby - 3.4 Load/Unload Specifications Load /Unload is required by Host system before power off. [Sequence #1]: Execute one of emergency unload is defined separately. 3.4.3 Required Power Off ...ms. Considering the error retries, BIOS timer should be performed by the software control after power off, the heads are limited to over 30 sec by the Host side. [Sequence #3]: Power off , Suspend and Hibernation operations. The normal unload operation is required for the ...
Specifications
Page 30
...the circuit pattern length in response to DMARQ to either acknowledge that data has been accepted, or that Drive 1 is present when the power is received from the host, the device asserts this specification, it is ready to +5.25V or an open circuit Low level +0.4V or less (IOL=2mA), ...High level +2.0V to Vcc+0.5V Low level -0.5V to +0.8V (2) Output signal High level +2.4V to transfer data. K6602637 Rev.3 02.27.01 - 30 - Upon receipt of a command from the host, the device does not assert this signal. Table 6.2 Signal List(3/3) Description This signal indicates that a device ...
...the circuit pattern length in response to DMARQ to either acknowledge that data has been accepted, or that Drive 1 is present when the power is received from the host, the device asserts this specification, it is ready to +5.25V or an open circuit Low level +0.4V or less (IOL=2mA), ...High level +2.0V to Vcc+0.5V Low level -0.5V to +0.8V (2) Output signal High level +2.4V to transfer data. K6602637 Rev.3 02.27.01 - 30 - Upon receipt of a command from the host, the device does not assert this signal. Table 6.2 Signal List(3/3) Description This signal indicates that a device ...
Specifications
Page 38
...be disabled Bit 9 1 = LBA supported Bit 8 1 = DMA supported Bit 7 - 0 Vendor Specific Value (HEX.) 045Ah See table 6.6 C837h See table 6.6 See table 6.6 0003h DK23CA-15/ 75: 0400h DK23CA-30F/ 30: 1000h 0004h 8010h 0000h 0B00h K6602637 Rev.3 02.27.01 - 38 - The host then reads the... information from the device. The parameter words are defined in ATA-2 specification supported Bit 12 0 = Reserved Bit 11 1 = IORDY supported Bit...
...be disabled Bit 9 1 = LBA supported Bit 8 1 = DMA supported Bit 7 - 0 Vendor Specific Value (HEX.) 045Ah See table 6.6 C837h See table 6.6 See table 6.6 0003h DK23CA-15/ 75: 0400h DK23CA-30F/ 30: 1000h 0004h 8010h 0000h 0B00h K6602637 Rev.3 02.27.01 - 38 - The host then reads the... information from the device. The parameter words are defined in ATA-2 specification supported Bit 12 0 = Reserved Bit 11 1 = IORDY supported Bit...
Specifications
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... the byte consisting of bit 7:0 in CHS mode is ignored. Maximum capacity in word 255. Number of HD Number of SPT DK23CA-30F/30 16383 (3FFFh) 16 (000Fh/0010h) 63 (3Fh) DK23CA-15 16383 (3FFFh) 16 (0010h) 63 (3Fh) DK23CA-75 15504 (*2)... Bit 4 1 = Security count expired Bit 3 1 = Security frozen Bit 2 1 = Security locked Bit 1 1 = Security enabled Bit 0 1 = Security supported 129-159 Vendor Specific 160-254 Reserved 255 Integrity Word Bit 15 - 8 Checksum. Each byte is added with unsigned arithmetic, and overflow is 8,455MB. K6602637 Rev.3 02.27.01...
... the byte consisting of bit 7:0 in CHS mode is ignored. Maximum capacity in word 255. Number of HD Number of SPT DK23CA-30F/30 16383 (3FFFh) 16 (000Fh/0010h) 63 (3Fh) DK23CA-15 16383 (3FFFh) 16 (0010h) 63 (3Fh) DK23CA-75 15504 (*2)... Bit 4 1 = Security count expired Bit 3 1 = Security frozen Bit 2 1 = Security locked Bit 1 1 = Security enabled Bit 0 1 = Security supported 129-159 Vendor Specific 160-254 Reserved 255 Integrity Word Bit 15 - 8 Checksum. Each byte is added with unsigned arithmetic, and overflow is 8,455MB. K6602637 Rev.3 02.27.01...