Manual/User Guide
Page 38
...drives configuration IMPORTANT HA (host adaptor) consists of "AT attachment". Device Configuration 2.2.3 2 drives connection (Host adaptor) MHT2080AT MHT2060AT MMHHCT22004302AATT MMHHCT22003400AATT MHT2020AT MHT2080AT MHT2060AT MMHHCT22004302AATT MMHHCT22003400AATT MHT2020AT Note: When the drive... that is not conformed to ATA is connected to push the top cover of the disk drive. ... and the cable length between the HA and the disk drive may be contacted with the spindle motor. Thus, that...the HA and the disk drive should be made it is necessary that could be a great...
...drives configuration IMPORTANT HA (host adaptor) consists of "AT attachment". Device Configuration 2.2.3 2 drives connection (Host adaptor) MHT2080AT MHT2060AT MMHHCT22004302AATT MMHHCT22003400AATT MHT2020AT MHT2080AT MHT2060AT MMHHCT22004302AATT MMHHCT22003400AATT MHT2020AT Note: When the drive... that is not conformed to ATA is connected to push the top cover of the disk drive. ... and the cable length between the HA and the disk drive may be contacted with the spindle motor. Thus, that...the HA and the disk drive should be made it is necessary that could be a great...
Manual/User Guide
Page 46
...vertically to avoid falling down. HDD is occasionally damaged by the impact of the driver. (2) Please observe the tightening torque of a low impact when you use the driver of the screw strictly. Installation (1) Please use an electric driver. Figure 3.7 Handling cautions - General notes Wrist strap Use the Wrist strap. ...on the operation table, and place ESD mat on it. Recommended equipments ESD Shock Contents Wrist strap ESD mat Low shock driver Model JX-1200-3056-8 SKY-8A (Color Seiden Mat) SS-6500 Maker SUMITOMO 3M Achilles HIOS 3-8 C141-E192-02EN
...vertically to avoid falling down. HDD is occasionally damaged by the impact of the driver. (2) Please observe the tightening torque of a low impact when you use the driver of the screw strictly. Installation (1) Please use an electric driver. Figure 3.7 Handling cautions - General notes Wrist strap Use the Wrist strap. ...on the operation table, and place ESD mat on it. Recommended equipments ESD Shock Contents Wrist strap ESD mat Low shock driver Model JX-1200-3056-8 SKY-8A (Color Seiden Mat) SS-6500 Maker SUMITOMO 3M Achilles HIOS 3-8 C141-E192-02EN
Manual/User Guide
Page 55
...circuit, that flows the write current to the head coil, and the voltage amplifier circuit, that amplitudes the read channel (RDC). When disk drives are transported under conditions where the air pressure changes a lot, filtered air is the read demodulation circuit using the servo information recorded on the... from the head. The MPU precisely sets each head on the track according on the servo information on the media surface. (3) Spindle motor driver circuit The circuit measures the interval of two circuits; The breather filter makes an air in the DE. The servo information is an analog...
...circuit, that flows the write current to the head coil, and the voltage amplifier circuit, that amplitudes the read channel (RDC). When disk drives are transported under conditions where the air pressure changes a lot, filtered air is the read demodulation circuit using the servo information recorded on the... from the head. The MPU precisely sets each head on the track according on the servo information on the media surface. (3) Spindle motor driver circuit The circuit measures the interval of two circuits; The breather filter makes an air in the DE. The servo information is an analog...
Manual/User Guide
Page 65
... capture MPU MPU core Position Sense SVC (3) DAC (4) Power Amp VCM current (7) CSR VCM CSR: Current Sense Resister VCM: Voice Coil Motor (5) Spindle motor control (6) Driver Spindle motor Figure 4.6 Block diagram of servo control circuit (1) Microprocessor unit (MPU) The MPU executes startup of the MPU are submitted to servo control. Main...
... capture MPU MPU core Position Sense SVC (3) DAC (4) Power Amp VCM current (7) CSR VCM CSR: Current Sense Resister VCM: Voice Coil Motor (5) Spindle motor control (6) Driver Spindle motor Figure 4.6 Block diagram of servo control circuit (1) Microprocessor unit (MPU) The MPU executes startup of the MPU are submitted to servo control. Main...
Manual/User Guide
Page 67
...controls the sensor-less spindle motor. From the servo area on the data area surface, via the data head, the burst signal of the VCM drive current, and the value is converted from digital-to-analog so that an analog output voltage is on the data surface. At that receives signals... from the servo data on a hardware unit controls the sensor-less spindle motor. (6) Driver circuit The driver circuit is a power amplitude circuit that time the AGC circuit is recognized by the MPU as shown in Figure 4.9 in PLL(FLL) circuit that...
...controls the sensor-less spindle motor. From the servo area on the data area surface, via the data head, the burst signal of the VCM drive current, and the value is converted from digital-to-analog so that an analog output voltage is on the data surface. At that receives signals... from the servo data on a hardware unit controls the sensor-less spindle motor. (6) Driver circuit The driver circuit is a power amplitude circuit that time the AGC circuit is recognized by the MPU as shown in Figure 4.9 in PLL(FLL) circuit that...
Manual/User Guide
Page 72
... movement to the reference cylinder and seek operation under the spindle rotates in the following control. The spindle motor is controlled by Fujitsu. There are digitally controlled by feeding micro current. The SVC detects this order). Theory of Device Operation (2) Seek operation Upon ...this counter electromotive force and reports to the disk. These are three modes for each sampling time, the VCM drive current is used as the spindle motor driver (called SVC hereafter). The calculation is followed. (3) Track following operation Except during head moving. When the head...
... movement to the reference cylinder and seek operation under the spindle rotates in the following control. The spindle motor is controlled by Fujitsu. There are digitally controlled by feeding micro current. The SVC detects this order). Theory of Device Operation (2) Seek operation Upon ...this counter electromotive force and reports to the disk. These are three modes for each sampling time, the VCM drive current is used as the spindle motor driver (called SVC hereafter). The calculation is followed. (3) Track following operation Except during head moving. When the head...
Manual/User Guide
Page 208
... 20 Interlock time with minimum (*1) TUI 0 0 0 0 0 0 Unlimited interlock time (*1) tAZ 10 10 10 10 10 10 Maximum time allowed for output drivers to release (from asserted or negated) tZAH 20 20 20 20 20 20 Minimum delay time required for output tZAD...shall wait to pause after negating DMARDY-) tIORDYZ 20 20 20 20 20 20 Maximum time before releasing IORDY tZIORDY 0 0 0 0 0 0 Minimum time before driving IORDY (*4) tACK 20 20 20 20 20 20 Setup and hold (tDH, tCH) times in a normally functioning system. *4: For all modes the parameter tZIORDY ...
... 20 Interlock time with minimum (*1) TUI 0 0 0 0 0 0 Unlimited interlock time (*1) tAZ 10 10 10 10 10 10 Maximum time allowed for output drivers to release (from asserted or negated) tZAH 20 20 20 20 20 20 Minimum delay time required for output tZAD...shall wait to pause after negating DMARDY-) tIORDYZ 20 20 20 20 20 20 Maximum time before releasing IORDY tZIORDY 0 0 0 0 0 0 Minimum time before driving IORDY (*4) tACK 20 20 20 20 20 20 Setup and hold (tDH, tCH) times in a normally functioning system. *4: For all modes the parameter tZIORDY ...
Manual/User Guide
Page 243
...drivers. Commands are called ATA interfaces. The DE includes the disks, built-in command registers. The DE is sealed to and output data from dust. Interfaces based on the AT bus. The BIOS of a PC AT cannot make the best use of the physical specifications of the drive...correspond to establish compatibility between the host CPU and adapter board ATA (AT Attachment) standard The ATA standard is the first drive that can operate in the drive. If positions the read-write (R-W) head. A data block normally indicates a single sector. Command Commands are instructions to input...
...drivers. Commands are called ATA interfaces. The DE includes the disks, built-in command registers. The DE is sealed to and output data from dust. Interfaces based on the AT bus. The BIOS of a PC AT cannot make the best use of the physical specifications of the drive...correspond to establish compatibility between the host CPU and adapter board ATA (AT Attachment) standard The ATA standard is the first drive that can operate in the drive. If positions the read-write (R-W) head. A data block normally indicates a single sector. Command Commands are instructions to input...