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2.5” Hard Disk Drive Installation Notes - P/N 480070-B0 P/N 480070-B0 2.5” Hard Disk Drive Installation Notes -
MK1234/1034/8034/6034/4034GSX 05/06 05/06 MK1234/1034/8034/6034/4034GSX
PIN ASSIGNMENT
The following table describes all of the pins on the Serial ATA connector
Signal Segment Key
S1 GND 2nd mate
S2 A+ Differential Pair A from PHY
Signal S3 A-
Segment S4 GND
S5 B- Differential Pair B from PHY
S6 B+
S7 GND 2nd mate
Signal Segment “L”
Central Connector Polarizer
Power Segment “L”
P1 V33 3.3V Power (unused)
P2 V33 3.3V power (unused)
P3 V33 3.3V Power pre-charge 2nd mate (unused)
P4 GND
P5 GND
P6 GND
P7 V5 5V Power pre-charge 2nd mate
P8 V5 5V power
P9 V5 5V power
P10 GND
P11 ACT/Spin
P12 GND 1st Mate
P13 V12 12V Power pre-charge 2nd mate (unused)
P14 V12 12V Power (unused)
P15 V12 12V Power (unused)
Power segment Key
Notice: this drive uses 4V power only. 3.3V and 12V power are not used.
TECHNICAL SUPPORT
Should you require technical support, contact your computer distributor. If your dis-
tributor is unable to answer your questions, have them call Toshiba Storage Device
Division Technical Support, on your behalf.
TOSHIBA - STORAGE DEVICE DIVISON TECHNICAL SUPPORT
PHONE: 510/651-6798 FAX: 510/623-9893
EMAIL: sdd_techhelp@pcs-sj.com
You can also visit Toshiba’s web site at: http://www.sdd.toshiba.com
TOSHIBA STORAGE DEVICE DIVISION
2.5" HDD INSTALLATION NOTES
MK1234/1034/8034/6034/4034GSX
© 2006 Toshiba America Information Systems, Inc.
Contents subject to change without prior notice.
GENERAL DESCRIPTION
Toshiba’s 9.5mm series of 2.5" Hard Disk Drives is comprised of fast, high-capacity
drives which feature an ATA-7 and Seria ATA 1.0a/Seria TATA II 1.2 interface embedded
controller. Toshiba recommends that these drives be installed by a qualified technician.
Additional installation hardware may be required depending on how and or where the
drive is being installed.
Specifications MK1234GSX MK1034GSX MK8034GSX
HDD2D31 HDD2D37 HDD2D38
Formatted Capacity 120.034GB 100.03GB 80.026GB
Height 9.5mm 9.5mm 9.5mm
# of Disks (platters) 2 2 2
# of Data Heads 4 4 3
MK6034GSX MK4034GSX
HDD2D35 HDD2D39
Formatted Capacity 60.012GB 40.008GB
Height 9.5mm 9.5mm
# of Disks (platters) 1 1
# of Data Heads 2 2
FUNCTIONAL SPECIFICATION
Logical Drive MK1234GSX MK1034GSX MK8034GSX
Parameters HDD2D31 HDD2D37 HDD2D38
# of Cylinders (user) 79,056 69,336 74,520
Bytes per Sector 512 512 512
LBA Sectors 234,441,648 195,371,568 156,301,488
Buffer Size (KBYTES) 8,192 8,192
Rotation Speed (±.1%) 5400 5400
Transfer Rate 245 – 475 220 – 466 220 – 466
Internal (MBITS/sec.)
# of Cylinders (logical) 16,383 16,383 16,383
# of Heads 16 16 16
# of sec./Track 63 63 63
Host Transfer Rate 150MB/s 150MB/s 150MB/s
Seek Time (MSEC.)
Average 12 12 12
Track-to-track 2 2 2
Maximum 22 22 22