Transcend Portable Hard Disk Enclosure TS0MHDENC User manual

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Portable Hard Disk Enclosure
Transcend Information Inc.
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Description
TS0MHDENC is a USB 2.0 Portable Hard Disk
Enclosure. This device is designed to expedite
exchanging huge amounts of data between a 2.5” hard
disk drive (HDD) installed in this Portable Hard Disk
Enclosure and any desktop or notebook computers.
Placement
System Requirements
•Desktop or notebook computers with USB port
•One of following operating systems:
Win® 98, Win® Me, Win® 2000, Win® XP, Mac™OS
Features
•100% Compatible with USB Interface in Windows or Mac
•Single Power Supply: 5V ±10%
•Connector Durability: 10000 times
•Recommended operating temperature : 0 – 50 
•USB connection for true Plug and Play
•Supports Resume Suspend and Low power modes
•Compliant with USB specification version 1.1 & 2.0
•Support 2.5” hard disk drive (Height: 9.5mm)
•USB bus power or PS/2 port power needed.
•LEDs indicate Power On and Data Traffic
Dimensions
Side Millimeters Inches
A 145.00 ±1.00 5.71±0.04
B 80.00 ±1.00 3.15 ±0.04
C 17.00 ±1.00 0.67 ±0.04

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Portable Hard Disk Enclosure
Transcend Information Inc.
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Block Diagram
Control signal
USB IDE
Interface
Controller
USB Connector
D0~D15
/WE
/RE
HDD
...
USB-
USB+
D0~D15
Pinouts
Pin No. Pin Name
01 VCC
02 USB-
03 USB+
04 VSS
Crystal
12MHz
Pin Identification
Symbol Function
USB-
USB+
USB differential signal:
The pairs are used to transmit
Data/Address/Command
VSS Ground
VCC USB power input

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Portable Hard Disk Enclosure
Transcend Information Inc.
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Electrical Characteristics
Absolute Maximum Ratings
Recommended Operation Conditions
Electrical Characteristics
Above technical information is based on industry standard data and tested to be reliable. However, Transcend makes
no warranty, either expressed or implied, as to its accuracy and assumes no liability in connection with the use of this
product. Transcend reserves the right to make changes in specifications at any time without prior notice.