Toshiba HDD1422 Manuale utente
TOSHIBA AMERICA INFORMATION SYSTEMS
STORAGE DEVICE DIVISION
IRVINE, CALIFORNIA
MK2004GAL (HDD1422)
1.8-INCH HARD DISK DRIVE
USER MANUAL
Rev 02
11/2006
CONTENTS
Introduction..............................................................................1
Setup ........................................................................................2
Using the HDD .........................................................................3
Specifications ..........................................................................4
Drive Connectors.....................................................................6
1
INTRODUCTION – MK2004GAL (HDD1422) HARD DISK DRIVE
General Features
•1.8" sized drive
•2 Platter
•20 Gigabytes*
•5mm High
•15ms Average Seek Time
•ATA (2 - 5) Interface
•Ultra DMA 100
•2Mbytes Buffer
•Rotational speed of 4,200rpm
•MTTF 300,000 Hours
*Toshiba defines a megabyte (MB) as 1,000,000 bytes and a gigabyte (GB) as 1,000,000,000 bytes.
2
SETUP – MK2004GAL (HDD1422) HARD DISK DRIVE
Caution: Your Hard Disk Drive is a precision device and even a small drop onto any surface can
cause damage. Electronstatic discharge can also damage the drive. You should ground yourself
prior to handling the drive.
Figure 1. MK2004GAL Side View
Installation Notes
•Do not apply any force to the top cover, except the screw areas on top cover. Maximum force to the
specified area is 2N.
important Note: Disconnect power from your computer system before beginning
installation
3
USING THE HARD DISK DRIVE – MK2004GAL (HDD1422)
HARD DISK DRIVE
Backing up Data Files
To avoid data loss, regularly back up the data files on the hard disk drive.
4
SPECIFICATIONS – MK2004GAL (HDD1422) HARD DISK DRIVE
General
Model MK2004GAL (HDD1422)
Interface ATA-2/3/4/5
Functionality
Formatted Capacity 20.0GB*
Rotational Speed 4200rpm
Avg. Rotational Latency 7.14/ms
Spin-up Time 3.5sec (typical)
Buffer 2Mbytes
Seek Time
Average
Maximum
15
26
Internal Transfer Rate 125.5 ~ 253.1 Mbits/sec (max)
Host Transfer Rate
Ultra DMA mode
PIO Mode
100Mbytes/sec
16.6Mbytes/sec
Interleave Factor 1:1
*Toshiba defines a megabyte (MB) as 1,000,000 bytes and a gigabyte (GB) as 1,000,000,000 bytes.
Internal Drive Characteristics
Number of Disks 1
Number of Data Heads 2
Track Density (TPI) 3,465 (88.0k)
Logical Cylinders 16,383
Logical Heads 16
Logical Sectors/track 63
Bytes per Sector 512
Logical Blocks (LBA) 39,063,024
Reliability
Preventative maintenance None
Non-recoverable read errors 1 error per 1013 bits read
Electrical
Voltage 3.3V 5%
Power Consumption
Start 1.2W typ
Seek 1.4W typ
Read/Write 1.4W typ
Sleep 0.08W typ
Energy Consumption Efficiency 0.02W/GB avg
Shock
Operating 2,450m/s2(250G)(2msec)
Non-Operating 9,800m/s2(1000G)(1msec)
5
Physical
Height 0.2" (5.0mm)
Width 2.13" (54.0mm)
Depth 3.09" (78.5mm)
Weight 1.8oz (51g) typ
Regulatory
The drive satisfies the following standards:
Underwriters Laboratories (UL) 1950
Canadian Standard Association (CSA) C22.2 No. 950
TUV Rheinland EN 60 950
BSMI 3902C799
6
DRIVE CONNECTORS – MK2004GAL (HDD1422) HARD DISK DRIVE
Figure 1. MK2004GAL HDD - INTERFACE CONNECTOR
Interface Connector
Drive Side Connector MCD-D50 Series by DDK Connectors
Recommended Host Side Connector MCD-D50 Series by DDK Connectors
7
Interface Signals
DRIVE INTERFACE SIGNALS
PIN SIGNAL PIN SIGNAL
1 RESET 2 GROUND
3 DD 7 4 DD 8
5 DD 6 6 DD 9
7 DD 5 8 DD 10
9 DD 4 10 DD 11
11 DD 3 12 DD 12
13 DD 2 14 DD 13
15 DD 1 16 DD 14
17 DD 0 18 DD 15
19 GROUND 20 OPEN
21 DMARQ 22 GROUND
23 DIOW/STOP 24 GROUND
25 DIOR/
-DMARDY
HSTROBE
26 GROUND
27 IORDY/
-DMARDY/-
DSTROBE
28 CSEL
29 DMACK 30 GROUND
31 INTRQ 32 IOCS16
33 DA1 34 PDIAG
35 DA0 36 DA 2
37 CS0 38 CS1
39 DASP 40 GROUND
41 3.3V (LOGIC) 42 3.3V (MOTOR)
43 GROUND 44 RESERVED
Note: Symbol () in front of signal indicates negative logic.
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1
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