Fujitsu MJA2500BH Support Question
Fujitsu MJA2500BH Support Question
Find answers below for this question about Fujitsu MJA2500BH - Mobile 500 GB Hard Drive.Need a Fujitsu MJA2500BH manual? We have 1 online manual for this item!
Question posted by sroohgh on May 3rd, 2010
How Can I Solve Noise Of My Device ?
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Current Answers
Related Fujitsu MJA2500BH Manual Pages
Maintenance Manual - Page 5
...
This chapter describes the internal configurations of the disk drive and the configuration of hard disk drives and their features. CHAPTER 4 Theory of Device Operation
This chapter describes the operation theory of the MJA Series, 2.5-inch hard disk drives. C141-E293
i Preface
This manual describes MJA2500BH, MJA2400BH, MJA2320BH, MJA2250BH, MJA2160BH, MJA2120BH, MJA2080BH model of the...
Maintenance Manual - Page 6
...This section gives the meanings of an alert signal and alert statements. Conventions for mobile system as loud speakers. This alert signal also indicates that damages to the Chapter...also listed in this manual. This indicates information that the disk drive is an example:
(Example)
Data corruption: Avoid mounting the disk drive near strong magnetic sources such as notebook PCs, and to be ...
Maintenance Manual - Page 7
...drive defects" refers to as a "hard disk drive," "HDD," "drive," or "device" in this manual and forward it to the address described in the power supply or cable, problems of the host system, or other disk drive... depends on the Comment at the back of the data storage capacity One gigabyte (GB) = one billion bytes;
C141-E293
iii Binary numbers are represented normally. Decimal numbers...
Maintenance Manual - Page 9
... it too hard, the cover and the spindle motor contact, which
may cause damage to the product or other property, may give you an electric shock.
2. Also, damage to the disk drive. Damage: Do not press the cover of the disk drive. C141-E293
v
Static: When handling the device, disconnect the body ground (500 kΩ...
Maintenance Manual - Page 10
... to the cover.
Perform any detergent when cleaning the disk drive.
5.
Operating the disk drive with one or more PCA missing will prevent
irreparable damage to discharge
static electricity from your body. Damage or Device damage
1.
Keep all data stored in the
7-3
field. Device damage
The DE is powered. Important Alert Items
Task Maintenance...
Maintenance Manual - Page 11
Manual Organization
MJA2500BH, MJA2400BH, MJA2320BH, MJA2250BH, MJA2160BH, MJA2120BH,
MJA2080BH
DISK DRIVES PRODUCT/MAINTENANCE
MANUAL (C141-E293)
• Device Overview • Device Configuration • Installation Conditions • Theory of Device Operation • Interface • Operations • Maintenance and Diagnosis
C141-E293
vii
Maintenance Manual - Page 21
... and power dissipation 1-9 Environmental specifications 1-10 Acoustic noise specification 1-11 Shock and vibration specification 1-11 Advanced... values (subcommands) and functions 5-55 Format of device attribute value data 5-59 Format of guarantee failure threshold...collection capability 5-63 Failure prediction capability flag 5-63 Drive error logging capability 5-64 Log Directory Data Format...
Maintenance Manual - Page 23
...The disk drive is 2.5-inch hard disk drives with built-in this chapter, and specifications and power requirement are described. These disk drives use the SATA interface protocol which has a high-speed interface data transfer rate. C141-E293
1-1 CHAPTER 1 Device Overview
1.1 Features 1.2 Device Specifications 1.3 Power Requirements 1.4 Environmental Specifications 1.5 Acoustic Noise 1.6 Shock...
Maintenance Manual - Page 24
...drive is ideal for mobile use of certain Hazardous Substances in electrical and electronic equipment (RoHS) directive issued by European Union (EU).
(3) Large capacity The disk drive... The disk drive has a formatted capacity of 500GB (MJA2500BH), 400GB (...Device Overview
1.1 Features
1.1.1 Functions and performance
The following features of the disk drive are described.
(1) Compact The disk drive...
Maintenance Manual - Page 25
.../ MJA2120BH/MJA2080BH] / 2.4B [MJA2500BH/MJA2400BH/MJA2320BH]. In combination with the SATA interface.
(2) Data buffer The disk drive uses the data buffer to transfer ...drive can be used over a wide temperature range (5 °C to 60 °C at DE surface).
(3) Low noise and vibration In Ready status (while the device is waiting for correctable data errors.
(5) Self-diagnosis The disk drive...
Maintenance Manual - Page 27
Table 1.1 Specifications (1/2)
MJA2500BH MJA2400BH MJA2320BH MJA2250BH MJA2160BH MJA2120BH MJA2080BH
Format Capacity (*1, *2)
500 GB
400 GB
320 GB
250 GB
160 GB
120 GB
80 GB
Number of the disk drives.
accessible capacity will be less and actual capacity depends on the operating environment and formatting.
*3: 1 GB is equal to 1,000,000,000 bytes and 1 MB is equal to 1,000,000 ...
Maintenance Manual - Page 28
...,383
16
63
*1: One gigabyte (GB) = one billion bytes;
Device Overview
Table 1.1 (2/2) shows the formatted capacity... that of the drive being replaced. MJA2500BH
500 GB
M3 Depth 3
CA07083-B391 (1.5 Gbps model) CA07083-B341 (3.0 Gbps model) (*2)
MJA2400BH
400 GB
M3 Depth 3
CA07083-B390 (1.5 Gbps model) CA07083-B340 (3.0 Gbps model) (*2)
MJA2320BH
320 GB
M3 Depth 3
CA07083...
Maintenance Manual - Page 33
...Noise
1.5 Acoustic Noise
Table 1.5 lists the acoustic noise specification. Table 1.5 Acoustic noise specification
Item
Specification
• Idle mode (DRIVE READY)
Sound Power
2.0B [MJA2250BH/MJA2160BH/MJA2120BH/MJA2080BH] 2.4B [MJA2500BH/MJA2400BH/MJA2320BH]
Sound Pressure (at 0.3m) 22dB [MJA2250BH/MJA2160BH/MJA2120BH/MJA2080BH] 28dB [MJA2500BH...; Non-operating
5 to 500 Hz, 49m/s2 0-peak...
Maintenance Manual - Page 41
C141-E293
2-1
CHAPTER 2 Device Configuration
2.1 Device Configuration 2.2 System Configuration
This chapter describes the internal configurations of the hard disk drives and the configuration of the systems in which they operate.
Maintenance Manual - Page 51
...it too hard, the cover and the spindle motor contact, which may cause damage to the disk drive. Static: When handling the device, disconnect the body ground (500 kΩ or greater). Ensure that the disk drive is ... 3.5 Service area
Data corruption: Avoid mounting the disk drive near strong magnetic sources such as loud speakers. C141-E293
3-7
3.2 Mounting
(5) Service area Figure 3.5 ...
Maintenance Manual - Page 123
...(s) command is not received within the period specified as media access command, the device processes the command after driving the spindle motor.
• Error reporting conditions
(1) A SATA communication error occurred (ST = 51h, ER = 14h). If a command is received, the device processes the command after transition to Active mode.
Under the standby mode, the...
Maintenance Manual - Page 288
... data stored in a dusty environment. b) Do not leave the device in the disk drive beforehand. c) Because the device uses MR (MR head) and static sensitive CMOS semiconductors take the...etc. The worker should also be careful not to the packed device when removing the shock absorbing material. Do not place the device directly on a hard table, place it on handling
a.
c. Installation
a) When ...
Maintenance Manual - Page 305
... DRQ DSC DWF
dB A-scale weighting Disk enclosure Device/head field Drive ready Data request bit Drive seek complete Drive write fault
E
ECC Error checking and correction ER Error field ERR Error EU European Union
F
FR
Feature field
G GB Gigabyte
H HA Host adapter
C141-E293
HDD Hard disk drive
I
IDNF ID not found IRQ14 Interrupt request 14...
Maintenance Manual - Page 307
Index
A
A/D converter circuit 4-11 AAM 5-125 acceleration mode 4-18 acoustic noise 1-11 active field 5-26 active idle mode 6-8 active mode 6-8, 6-11 actuator 2-2, 4-2 actuator motor control 4-17 ...COMRESET sequence 5-188 COMRESET, response to 6-4 conceptual layer, conceptual diagram 5-11 condition, installation 3-1 configuration device 2-1, 2-2 drive system 2-3
C141-E293
IN-1
Maintenance Manual - Page 310
device to reference cylinder 4-17 orientation 3-3 out of band signaling 5-4 outer guard band 4-14 outerview, disk drive 2-2 outline 4-2 outline of interface 6-11 power supply configuration 4-4 power supply pin 3-10
IN-4
C141-E293 Index
IPM 1-16
L
large capacity 1-2 layer, communication 5-12 limitation of ...
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