Linetek USB-2504 User manual

USB-2504 USB Extender User Manual
Thanks for buying our products! In order to make sure you
use this product correctly, please read the instruction clearly
before installation.
Product Introduction:
This product includes a sender and a receiver, which can
extend USB interface of computer max up to 50 meters by
single cat5e, and receiver support 4-port USB hub.
The product can be widely used in computer, education,
bank, and industry systems.
Product Specification:
L x W x H
Sender: 79 mm X 64mm X 25mm
Receiver: 79 mm X 64mm X 25mm
Net weight
0.2kg
Extension distance
0-50meters
Cable type
CAT5E, CAT6 UTP, STP cable
USB standard
Support USB2.0 protocol
Interface
USB A, USB B, RJ45
OS support
Windows, Linux, Unix etc.
Power
Sender is powered by PC USB,
receiver is with external DC5V 1A
power adaptor
Driver
No need driver
Sender power consumption
5V 100mA
Receiver power consumption
5V 400mA

2
Packaging:
When you open the packing, you will find:
1. Sender 1pcs
2. Receiver 1pcs
3. DC5V 1A power adaptor 1pcs
4. USB data cable 1pcs
5. User manual
Installation:
Connection diagram:
Installation steps:
1. Prepare T568B standard cat5e cable with cable sequence of
Orange-white(1),Orange(2),green-white(3),blue(4),blue-white
(5)green(6),brown-white(7),brown(8).
2. Connect sender to receiver with CAT5E cable
3. Connect USB devices (such as USB keyboard, USB printer,
USB camera etc) to receiver; also connect the external power
for USB device if any.
4. Install the power adaptor for receiver.
5. Connect sender to computer with USB data cable

3
Indicator Instruction:
The red LED indicator on sender and receiver is for power
supply.
Device
Indicotr
Color
Status
Remark
Sender
POWER
Green
Keep
lighting
PC & sender connects well,
the sender is ready to
exchange data with receiver
Green
blinks
The sender is exchanging
data with receiver normally
Receiver
P
Green
Keep
lighting
Receiver gets power from
power adaptor and ready to
exchange data with sender
Green
blinks
The receiver is exchanging
data with sender normally
Notes:
1. Network cable is not included in the packing; please choose
good quality cable for installation, and make sure the cable
sequence is T568B standard.
2. When use the USB device remotely, please make sure the
software driver has been installed for the USB device.
Trouble Shooting:
S/N
Problem
Reason/ Solution
1
Sender`s green LED is
OFF
Bad connection between
sender & source
2
Receiver`s green LED
OFF
power adaptor not
connected
3
Remote USB device
doesn’t work or failure
1.Network cable is open
2. RJ45 connector loose

4
Repair and after sale service:
1. Promises:
*One year guarantee for free repair starting purchase date
*Provide lifetime repair service, but will charge proper labor
and material cost.
*Problems caused by man-made reasons, dismantle devices
are not included in one year free repair guarantee.
2. Warranty Card
Product model
Machine number
Purchase date
Invoice Number:
Buyer name, phone and fax
Buyer E-Mail
Product failure symptom