Manual/User Guide
Page 19
...2-4 Figure 2.4 2 drives configuration 2-4 Figure 3.1 Dimensions (MHJ/MHK series) 3-2 Figure 3.2 Orientation (Sample: MHJ2181AT) 3-4 Figure 3.3 Mounting frame structure 3-5 Figure 3.4 Location of breather 3-6 Figure 3.5 Surface temperature measurement points (Sample: MHJ2181AT) 3-7 Figure 3.6 Service area (Sample: MHJ2181AT) 3-8 Figure 3.7 Connector locations (Sample: MHJ2181AT) 3-9 Figure 3.8 Cable connections 3-10 Figure 3.9 Power supply connector pins (CN1) 3-11 Figure 3.10 Jumper location 3-11 Figure 3.11 Factory default setting 3-12 Figure 3.12 Jumper setting of master or slave device 3-12...
...2-4 Figure 2.4 2 drives configuration 2-4 Figure 3.1 Dimensions (MHJ/MHK series) 3-2 Figure 3.2 Orientation (Sample: MHJ2181AT) 3-4 Figure 3.3 Mounting frame structure 3-5 Figure 3.4 Location of breather 3-6 Figure 3.5 Surface temperature measurement points (Sample: MHJ2181AT) 3-7 Figure 3.6 Service area (Sample: MHJ2181AT) 3-8 Figure 3.7 Connector locations (Sample: MHJ2181AT) 3-9 Figure 3.8 Cable connections 3-10 Figure 3.9 Power supply connector pins (CN1) 3-11 Figure 3.10 Jumper location 3-11 Figure 3.11 Factory default setting 3-12 Figure 3.12 Jumper setting of master or slave device 3-12...
Manual/User Guide
Page 30
... 1-9 Disk drive defects do not include failures caused by external factors, such as damage caused by handling, inappropriate operating environments, defects in the power supply host system, or interface cable. (2) Mean time to repair (MTTR) The mean time to repair (MTTR) is 30 minutes or less, if repaired by a specialist maintenance staff member. (3) Service life In situations where management and handling are based on the MTBF...
... 1-9 Disk drive defects do not include failures caused by external factors, such as damage caused by handling, inappropriate operating environments, defects in the power supply host system, or interface cable. (2) Mean time to repair (MTTR) The mean time to repair (MTTR) is 30 minutes or less, if repaired by a specialist maintenance staff member. (3) Service life In situations where management and handling are based on the MTBF...
Manual/User Guide
Page 31
... data blocks to be accessed are evenly distributed on the disk media. (1) Unrecoverable read retries accompanying head offset operations. (2) Positioning error Positioning (seek) errors that cannot be concerned with alternates when the disk (the MHJ Series and MHK Series) are replaced with access to the disk drive's error recovery procedure, and include read error Read errors that can be recovered by one retry shall occur no more than 10 times when reading data of drive without user...
... data blocks to be accessed are evenly distributed on the disk media. (1) Unrecoverable read retries accompanying head offset operations. (2) Positioning error Positioning (seek) errors that cannot be concerned with alternates when the disk (the MHJ Series and MHK Series) are replaced with access to the disk drive's error recovery procedure, and include read error Read errors that can be recovered by one retry shall occur no more than 10 times when reading data of drive without user...
Manual/User Guide
Page 71
... the disk. The MPU feeds the VCM current via the D/A converter and power amplifier to the motor start mode, acceleration mode, and stable rotation mode. (1) Start mode When power is supplied, the spindle motor is started in steady speed, the MPU does track following control starts. (2) Seek operation Upon a data read /write instruction is issued, the MPU seeks the desired track. When the head arrives at the target cylinder...
... the disk. The MPU feeds the VCM current via the D/A converter and power amplifier to the motor start mode, acceleration mode, and stable rotation mode. (1) Start mode When power is supplied, the spindle motor is started in steady speed, the MPU does track following control starts. (2) Seek operation Upon a data read /write instruction is issued, the MPU seeks the desired track. When the head arrives at the target cylinder...
Manual/User Guide
Page 79
... the CHS mode by the INITIALIZE DEVICE PARAMETER command, the sector LBA address is controlled by setting bit 6 in either address-specified mode; When the DMA data transfer is used for command execution in the Device/Head register to 1, HS3 to the host system (at each signal wire. The IDENTIFY DEVICE information indicates whether the device supports the LBA mode. under the LBA mode, and all bits of data transfer is not changed. LBA0 = [Cylinder 0, Head 0, Sector 1] Even if...
... the CHS mode by the INITIALIZE DEVICE PARAMETER command, the sector LBA address is controlled by setting bit 6 in either address-specified mode; When the DMA data transfer is used for command execution in the Device/Head register to 1, HS3 to the host system (at each signal wire. The IDENTIFY DEVICE information indicates whether the device supports the LBA mode. under the LBA mode, and all bits of data transfer is not changed. LBA0 = [Cylinder 0, Head 0, Sector 1] Even if...
Manual/User Guide
Page 88
... POWER MODE 1 0 0 1 1 0 0 0 NNNND 11100101 SMART 1 0 1 1 0 0 0 0 YYYYD SECURITY DISABLE PASSWORD 1 1 1 1 0 1 1 0 N N N N D SECURITY ERASE PREPARE 1 1 1 1 0 0 1 1 NNNND SECURITY ERASE UNIT 1 1 1 1 0 1 0 0 NNNND SECURITY FREEZE LOCK 1 1 1 1 0 1 0 1 NNNND SECURITY SET PASSWORD 1 1 1 1 0 0 0 1 NNNND SECURITY UNLOCK 1 1 1 1 0 0 1 0 NNNND FLUSH CACHE 1 1 1 0 0 1 1 1 NNNND Notes: FR: Features Register CY: Cylinder Registers SC: Sector Count Register DH: Drive/Head Register SN: Sector Number Register R: Retry at error 1 = Without retry 0 = With retry Y: Necessary to set parameters...
... POWER MODE 1 0 0 1 1 0 0 0 NNNND 11100101 SMART 1 0 1 1 0 0 0 0 YYYYD SECURITY DISABLE PASSWORD 1 1 1 1 0 1 1 0 N N N N D SECURITY ERASE PREPARE 1 1 1 1 0 0 1 1 NNNND SECURITY ERASE UNIT 1 1 1 1 0 1 0 0 NNNND SECURITY FREEZE LOCK 1 1 1 1 0 1 0 1 NNNND SECURITY SET PASSWORD 1 1 1 1 0 0 0 1 NNNND SECURITY UNLOCK 1 1 1 1 0 0 1 0 NNNND FLUSH CACHE 1 1 1 0 0 1 1 1 NNNND Notes: FR: Features Register CY: Cylinder Registers SC: Sector Count Register DH: Drive/Head Register SN: Sector Number Register R: Retry at error 1 = Without retry 0 = With retry Y: Necessary to set parameters...
Manual/User Guide
Page 90
...: Error register CL: Cylinder Low register L: LBA (logical block address) setting bit SN: Sector Number register DV: Device address. If the head is specified. C141-E088-03EN 5-17 bit SC: Sector Count register x, xx: Do not care (no necessary to 256 sectors in the LBA mode) of data transfer. 3. To specify 256 sectors reading, '00' is not on the track specified by the host, the device performs a implied seek...
...: Error register CL: Cylinder Low register L: LBA (logical block address) setting bit SN: Sector Number register DV: Device address. If the head is specified. C141-E088-03EN 5-17 bit SC: Sector Count register x, xx: Do not care (no necessary to 256 sectors in the LBA mode) of data transfer. 3. To specify 256 sectors reading, '00' is not on the track specified by the host, the device performs a implied seek...
Manual/User Guide
Page 96
... transferred is set in the Sector Number register. Number of sectors can be read) 1F7H(ST) 1F6H(DH) 1F5H(CH) 1F4 (CL) H 1F3H(SN) 1F2 (SC) H 1F1H(ER) Status information × L × DV End head No. /LBA [MSB] End cylinder No. [MSB] / LBA End cylinder No. [LSB] / LBA End sector No. / LBA [LSB] 00 (*1) Error information *1 If the command is not on the track specified by the host, the device performs...
... transferred is set in the Sector Number register. Number of sectors can be read) 1F7H(ST) 1F6H(DH) 1F5H(CH) 1F4 (CL) H 1F3H(SN) 1F2 (SC) H 1F1H(ER) Status information × L × DV End head No. /LBA [MSB] End cylinder No. [MSB] / LBA End cylinder No. [LSB] / LBA End sector No. / LBA [LSB] 00 (*1) Error information *1 If the command is not on the track specified by the host, the device performs...
Manual/User Guide
Page 106
... Firmware revision (ASCII code, 8 characters, left) Model name (ASCII code, 40 characters, left) Maximum number of sectors per interrupt on READ/WRITE MULTIPLE command Reserved Capabilities *3 Reserved PIO data transfer mode *4 Reserved Enable/disable setting of words 54-58 and 64-70, 88 *5 Number of current Cylinders Number of current Head Number of current sectors per word : 120 [ns] Manufacturer's recommended DMA transfer cycle time : 120 [ns] Minimum PIO transfer cycle time without IORDY flow control...
... Firmware revision (ASCII code, 8 characters, left) Model name (ASCII code, 40 characters, left) Maximum number of sectors per interrupt on READ/WRITE MULTIPLE command Reserved Capabilities *3 Reserved PIO data transfer mode *4 Reserved Enable/disable setting of words 54-58 and 64-70, 88 *5 Number of current Cylinders Number of current Head Number of current sectors per word : 120 [ns] Manufacturer's recommended DMA transfer cycle time : 120 [ns] Minimum PIO transfer cycle time without IORDY flow control...
Manual/User Guide
Page 109
...4: '1' = Supports the PACKET command feature set . Bit 3: '1' = Supports the power management feature set . Bit 6: '1' = Supports the read by the SET FEATURES sub-command. 5-36 C141-E088-03EN Interface Table 5.4 Information to be read cache function. Bit 11: Undefined Bit 10: '1' = Supports the Host Protected Area feature set . Bit 9: '1' = Supports the DEVICE RESET command. Bit 5: '1' = Supports the write cache function. Bit 1: '1' = Supports the Security Mode feature set . Bit 12: '1' = Supports the WRITE BUFFER command. Bit 0: '1' = Supports the SMART feature set...
...4: '1' = Supports the PACKET command feature set . Bit 3: '1' = Supports the power management feature set . Bit 6: '1' = Supports the read by the SET FEATURES sub-command. 5-36 C141-E088-03EN Interface Table 5.4 Information to be read cache function. Bit 11: Undefined Bit 10: '1' = Supports the Host Protected Area feature set . Bit 9: '1' = Supports the DEVICE RESET command. Bit 5: '1' = Supports the write cache function. Bit 1: '1' = Supports the Security Mode feature set . Bit 12: '1' = Supports the WRITE BUFFER command. Bit 0: '1' = Supports the SMART feature set...
Manual/User Guide
Page 113
.... Transfer mode depends on or after hardware reset, the default mode is the same as that may have been modified to a new value since power-on, to power-on default settings after software reset. Enables the reverting to be executed. For the transfer mode (Feature register = 03), detail setting can be set with a value greater than X'AA' which may be done using the Sector Count register. Disables the write cache function. Enables the read cache...
.... Transfer mode depends on or after hardware reset, the default mode is the same as that may have been modified to a new value since power-on, to power-on default settings after software reset. Enables the reverting to be executed. For the transfer mode (Feature register = 03), detail setting can be set with a value greater than X'AA' which may be done using the Sector Count register. Disables the write cache function. Enables the read cache...
Manual/User Guide
Page 116
... disable default has not been defined after hardware reset, the READ MULTIPLE and WRITE MULTIPLE command operation are disabled as the default mode. See Subsection 5.32 for the multiple commands which are posted to be read) 1F7H(ST) 1F6H(DH) 1F5H(CH) 1F4 (CL) H 1F3H(SN) 1F2 (SC) H 1F1H(ER) Status information × × × DV xx xx xx xx Sector count/block Error information After power...
... disable default has not been defined after hardware reset, the READ MULTIPLE and WRITE MULTIPLE command operation are disabled as the default mode. See Subsection 5.32 for the multiple commands which are posted to be read) 1F7H(ST) 1F6H(DH) 1F5H(CH) 1F4 (CL) H 1F3H(SN) 1F2 (SC) H 1F1H(ER) Status information × × × DV xx xx xx xx Sector count/block Error information After power...
Manual/User Guide
Page 117
... Aborted Command error. 5-44 C141-E088-03EN After power on and the occurrence of a hard reset. e.g. 0110 = Block count of 16 has been set by the SET MULTIPLE MODE command. (16) SET MAX ADDRESS (F9) This command allows the maximum address accessible by the user to perform a read or write operation for number of sectors that can be transferred per interrupt by the READ MULTIPLE and WRITE MULTIPLE commands. The READ MULTIPLE and WRITE MULTIPLE commands are disabled...
... Aborted Command error. 5-44 C141-E088-03EN After power on and the occurrence of a hard reset. e.g. 0110 = Block count of 16 has been set by the SET MULTIPLE MODE command. (16) SET MAX ADDRESS (F9) This command allows the maximum address accessible by the user to perform a read or write operation for number of sectors that can be transferred per interrupt by the READ MULTIPLE and WRITE MULTIPLE commands. The READ MULTIPLE and WRITE MULTIPLE commands are disabled...
Manual/User Guide
Page 142
... LOCKED MODE or FROZEN MODE returns the Aborted Command error. (The section about the SECURITY FREEZE LOCK command describes LOCKED MODE and FROZEN MODE.) C141-E088-03EN 5-69 If the user password or master password transferred from the host does not match, the Aborted Command error is retained. To recover the master password, issue the SECURITY SET PASSWORD command and reset the user password. Issuing this command invalidates the user password, the master password is returned. 5.3 Host Commands (30) SECURITY DISABLE PASSWORD (F6h) This command invalidates the user password...
... LOCKED MODE or FROZEN MODE returns the Aborted Command error. (The section about the SECURITY FREEZE LOCK command describes LOCKED MODE and FROZEN MODE.) C141-E088-03EN 5-69 If the user password or master password transferred from the host does not match, the Aborted Command error is retained. To recover the master password, issue the SECURITY SET PASSWORD command and reset the user password. Issuing this command invalidates the user password, the master password is returned. 5.3 Host Commands (30) SECURITY DISABLE PASSWORD (F6h) This command invalidates the user password...
Manual/User Guide
Page 147
... a new user password. The master password already set . Bits 1 to 7 Reserved Bit 8 Security level 0 = High 1 = Maximum Bits 9 to the specifications of the Identifier bit and Security level bit in the transferred data. (Table 5.14) Issuing this command in Table 5.13 to 255 Contents Control word Bit 0 Identifier 0 = Sets a user password. 1 = Sets a master password. The specified password is not enabled. LOCKED MODE can be canceled using the user password only. Interface (34) SECURITY SET PASSWORD (F1h) This command enables a user password or master password to be canceled using...
... a new user password. The master password already set . Bits 1 to 7 Reserved Bit 8 Security level 0 = High 1 = Maximum Bits 9 to the specifications of the Identifier bit and Security level bit in the transferred data. (Table 5.14) Issuing this command in Table 5.13 to 255 Contents Control word Bit 0 Identifier 0 = Sets a user password. 1 = Sets a master password. The specified password is not enabled. LOCKED MODE can be canceled using the user password only. Interface (34) SECURITY SET PASSWORD (F1h) This command enables a user password or master password to be canceled using...
Manual/User Guide
Page 148
... Error information (35) SECURITY UNLOCK This command cancels LOCKED MODE. Issuing this command or the SECURITY ERASE UNIT command causes the Aborted Command error until a hardware reset is set . The host transfers the 512-byte data shown in LOCKED MODE is executed. Operation of the device varies as follows depending on , or until te device is turned off and then on whether the host specifies the master password. • When the master password is selected When the security...
... Error information (35) SECURITY UNLOCK This command cancels LOCKED MODE. Issuing this command or the SECURITY ERASE UNIT command causes the Aborted Command error until a hardware reset is set . The host transfers the 512-byte data shown in LOCKED MODE is executed. Operation of the device varies as follows depending on , or until te device is turned off and then on whether the host specifies the master password. • When the master password is selected When the security...
Manual/User Guide
Page 201
... performed in shipment (4 cylinders) 2) Spare cylinder for alternative assignment: used for automatic alternative assignment at read error occurrence. (4 cylinders) 6.4.2 Alternating defective sectors The two alternating methods described below are available: (1) Sector slip processing A defective sector is not used and is skipped and a logical sector address is specified, the device accesses physical sector 6 instead of sector 5. Figure 6.7 Sector slip processing 6-12 C141-E088-03EN Operations 6.4.1 Spare area Following two types...
... performed in shipment (4 cylinders) 2) Spare cylinder for alternative assignment: used for automatic alternative assignment at read error occurrence. (4 cylinders) 6.4.2 Alternating defective sectors The two alternating methods described below are available: (1) Sector slip processing A defective sector is not used and is skipped and a logical sector address is specified, the device accesses physical sector 6 instead of sector 5. Figure 6.7 Sector slip processing 6-12 C141-E088-03EN Operations 6.4.1 Spare area Following two types...
Manual/User Guide
Page 220
... Ambient temperature 3-7 ATA 2-5 ATA interface 2-4 Attribute ID 5-63 Attribute value for worst case so far 5-64 Automatic alternate assignment 6-13 Average positioning time 1-2 B Block diagram of servo control circuit 4-14 Blower 4-3 Blower effect 2-3 Breather filter 4-3 BSY 5-11 C Cable connection 3-8, 3-9 Cable connector specification 3-10 Caching operation 6-14 Calibration 4-15 CHECK POWER MODE 5-56 Check sum 5-66 C141-E088-03EN CHS mode 6-8 Circuit configuration 4-4, 4-5 Circulation filter 2-3, 4-3 Combination of Identifier and Security level 5-4 Command...
... Ambient temperature 3-7 ATA 2-5 ATA interface 2-4 Attribute ID 5-63 Attribute value for worst case so far 5-64 Automatic alternate assignment 6-13 Average positioning time 1-2 B Block diagram of servo control circuit 4-14 Blower 4-3 Blower effect 2-3 Breather filter 4-3 BSY 5-11 C Cable connection 3-8, 3-9 Cable connector specification 3-10 Caching operation 6-14 Calibration 4-15 CHECK POWER MODE 5-56 Check sum 5-66 C141-E088-03EN CHS mode 6-8 Circuit configuration 4-4, 4-5 Circulation filter 2-3, 4-3 Combination of Identifier and Security level 5-4 Command...
Manual/User Guide
Page 221
... 4-2 Head carriage 4-3 Head structure 4-3 High-speed transfer rate 1-2 Hit all 6-20 Host command 5-13 I IDENTIFY DEVICE 5-31 IDENTIFY DEVICE DMA 5-39 IDLE 5-51 IDLE IMMEDIATE 5-53 Idle mode 6-10 INITIALIZE DEVICE PARAMETERS 5-30 Inner guard band 4-18 Input voltage 1-5 Installation condition 3-1 Insurance failure threshold 5-66 Interface 1-3, 5-1 Interface signal 5-2 Invalidating caching data 6-15 J Jumper location 3-11 Jumper setting 3-11 L Large capacity 1-2 LBA mode 6-9 Limitation of mounting 3-5 Logical address 6-8 Logical interface 5-6 M Master 1-3 Master drive setting 3-12 Master password...
... 4-2 Head carriage 4-3 Head structure 4-3 High-speed transfer rate 1-2 Hit all 6-20 Host command 5-13 I IDENTIFY DEVICE 5-31 IDENTIFY DEVICE DMA 5-39 IDLE 5-51 IDLE IMMEDIATE 5-53 Idle mode 6-10 INITIALIZE DEVICE PARAMETERS 5-30 Inner guard band 4-18 Input voltage 1-5 Installation condition 3-1 Insurance failure threshold 5-66 Interface 1-3, 5-1 Interface signal 5-2 Invalidating caching data 6-15 J Jumper location 3-11 Jumper setting 3-11 L Large capacity 1-2 LBA mode 6-9 Limitation of mounting 3-5 Logical address 6-8 Logical interface 5-6 M Master 1-3 Master drive setting 3-12 Master password...
Manual/User Guide
Page 222
... 2-3, 4-4, 4-9 Read/write circuit block diagram 4-11 Read/write preamplifier 4-9 RECALIBRATE 5-28 Reliability 1-9 Response to diagnostic command 6-6 Response to hardware reset 6-4 Response to power-on 6-2 Response to software reset 6-5 Ripple 1-5 S SA area 4-18 Sector Count register 5-9 Sector Number register 5-9 Sector servo configuration 4-16 Sector slip processing 6-12 SECURITY DISABLE PASSWORD 5-69 SECURITY ERASE PREPARE 5-70 SECURITY ERASE UNIT 5-71 SECURITY FREEZE LOCK 5-72 SECURITY SET PASSWORD 5-74 SECURITY UNLOCK 5-75 SEEK 5-29 Seek operation 4-20 Seek to specified cylinder 4-15 Self...
... 2-3, 4-4, 4-9 Read/write circuit block diagram 4-11 Read/write preamplifier 4-9 RECALIBRATE 5-28 Reliability 1-9 Response to diagnostic command 6-6 Response to hardware reset 6-4 Response to power-on 6-2 Response to software reset 6-5 Ripple 1-5 S SA area 4-18 Sector Count register 5-9 Sector Number register 5-9 Sector servo configuration 4-16 Sector slip processing 6-12 SECURITY DISABLE PASSWORD 5-69 SECURITY ERASE PREPARE 5-70 SECURITY ERASE UNIT 5-71 SECURITY FREEZE LOCK 5-72 SECURITY SET PASSWORD 5-74 SECURITY UNLOCK 5-75 SEEK 5-29 Seek operation 4-20 Seek to specified cylinder 4-15 Self...