Toshiba MK2004GAL User Manual

TOSHIBA AMERICA INFORMATION SYSTEMS  
STORAGE DEVICE DIVISION  
IRVINE, CALIFORNIA  
MK2004GAL (HDD1422)  
1.8-INCH HARD DISK DRIVE  
USER MANUAL  
Rev 02  
11/2006  
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.  
1
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  
2
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.  
3
SPECIFICATIONS – MK2004GAL (HDD1422) HARD DISK DRIVE  
General  
Model  
Interface  
MK2004GAL (HDD1422)  
ATA-2/3/4/5  
Functionality  
Formatted Capacity  
Rotational Speed  
Avg. Rotational Latency  
Spin-up Time  
20.0GB*  
4200rpm  
7.14/ms  
3.5sec (typical)  
Buffer  
2Mbytes  
Seek Time  
Average  
Maximum  
15  
26  
Internal Transfer Rate  
Host Transfer Rate  
Ultra DMA mode  
PIO Mode  
125.5 ~ 253.1 Mbits/sec (max)  
100Mbytes/sec  
16.6Mbytes/sec  
1:1  
Interleave Factor  
*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  
Track Density (TPI)  
Logical Cylinders  
Logical Heads  
2
3,465 (88.0k)  
16,383  
16  
Logical Sectors/track  
Bytes per Sector  
63  
512  
Logical Blocks (LBA)  
39,063,024  
Reliability  
Preventative maintenance  
Non-recoverable read errors  
None  
1 error per 1013 bits read  
Electrical  
Voltage  
3.3V 5%  
Power Consumption  
Start  
Seek  
1.2W typ  
1.4W typ  
Read/Write  
Sleep  
Energy Consumption Efficiency  
1.4W typ  
0.08W typ  
0.02W/GB avg  
Shock  
Operating  
Non-Operating  
2,450m/s2 (250G)(2msec)  
9,800m/s2 (1000G)(1msec)  
4
Physical  
Height  
Width  
Depth  
Weight  
0.2" (5.0mm)  
2.13" (54.0mm)  
3.09" (78.5mm)  
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  
BSMI  
EN 60 950  
3902C799  
5
DRIVE CONNECTORS – MK2004GAL (HDD1422) HARD DISK DRIVE  
Figure 1. MK2004GAL HDD - INTERFACE CONNECTOR  
Interface Connector  
Drive Side Connector  
MCD-D50 Series by DDK Connectors  
MCD-D50 Series by DDK Connectors  
Recommended Host Side Connector  
6
Interface Signals  
DRIVE INTERFACE SIGNALS  
PIN  
1
SIGNAL  
RESET  
DD 7  
PIN  
2
SIGNAL  
GROUND  
DD 8  
3
4
5
DD 6  
6
DD 9  
7
DD 5  
8
DD 10  
9
DD 4  
10  
12  
14  
16  
18  
20  
22  
24  
26  
DD 11  
11  
13  
15  
17  
19  
21  
23  
25  
DD 3  
DD 12  
DD 2  
DD 13  
DD 1  
DD 14  
DD 0  
DD 15  
GROUND  
DMARQ  
DIOW/STOP  
OPEN  
GROUND  
GROUND  
GROUND  
DIOR/  
-DMARDY  
HSTROBE  
27  
IORDY/  
28  
CSEL  
-DMARDY/-  
DSTROBE  
29  
31  
33  
35  
37  
39  
41  
43  
DMACK  
INTRQ  
DA1  
30  
32  
34  
36  
38  
40  
42  
44  
GROUND  
IOCS16  
PDIAG  
DA0  
DA 2  
CS0  
CS1  
DASP  
GROUND  
3.3V (MOTOR)  
RESERVED  
3.3V (LOGIC)  
GROUND  
Note: Symbol () in front of signal indicates negative logic.  
7

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