GlobalScale GuruPlug Server Standard User manual

Quick Start Guide –GuruPlug Server page 1/ 10
Quick Start Guide for GuruPlug Server Standard and Server Plus
Thank you for purchasing GuruPlug Server Standard / GuruPlug Server Plus - the most sophisticated compact ARM
based computer ever built. This is running at 1.2GHz yet using less than 10W power consumption. This little
palm-sized powerhouse can handle all your biggest tasks while still saving about 96% on energy costs when
compared to the average 175 Watt desktop computer. You can customize your Plug to work in almost any industry -
Home Automation, Security/Surveillance, Medical Monitoring, Industrial Automation, Smart Grid Electrical, Mesh
and Grid Computing. You can never have enough storage, not to mention fast access to all that data. That's why we
have provided Wi-Fi, Bluetooth, Gigabit Ethernet, USB 2.0 and eSATA connection options to the Server line of
products. Go ahead give us what you got, we can take it.
A. Package contents
Please check the package you’ve received with the following contents:
Contents
GuruPlug Server Standard
GuruPlus Server Plus
Remark
1
GuruPlug
1 unit
1 unit
2
Detachable AC plug
1 pcs
1 pcs
3
Detachable AC power cord converter
1 pcs
1 pcs
4
AC power cord
1 pcs
1 pcs
5
Ethernet RJ45 cable
1 pcs
1 pcs
6
Warranty sheet
Yes
Yes
7
CD
No
No
Note 1
8
JTAG debug board
No
No
Note 2
Note 1: All files will be put on the following website for downloading
https://www.globalscaletechnologies.com/t-downloads.aspx
Note 2: Our JTAG debug board module is sold separately.
GTI-2010.05.07

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B. Appearance and connecting ports
a. GuruPlug Server Standard
Ports description- GuruPlug Server Standard
Connection port
Description
Remark
1
RJ45
Gigabit Ethernet port
CAT5e or CAT6 cable
2
USB port #1
USB 2.0 high speed Host
3
USB port #2
USB 2.0 high speed host
4
Reset button
System reset
5
U-SNAP
Utility Smart Network Access Port
For more information go to www.usnap.org
Note1
6
UART port
Debug interface
For JTAG board connection only
7
JTAG port
Debug interface
For JTAG board connection only
Note1: GuruPlug Server will supply 3.3V power to U-SNAP I/O, the Max current is 220 mA.
6
7
1
2
3
4
5

Quick Start Guide –GuruPlug Server page 4/ 10
C. LED indication
LED indication table
Connection port
Color/ Pattern
Description
1
Power on LED
Solid green
Upon power on, this LED should light up
2
Boot-up
Solid green
Bootup has completed successfully.
Off or solid red
Bootup failure
3
WiFi mode
Solid green
WiFi in AP mode
Solid red
WiFi in Client mode
4
WiFi/ Bluetooth Activity
Blinking green
WiFi activity
Solid green
Bluetooth activity
1
3
4
2

Quick Start Guide –GuruPlug Server page 5/ 10
D. Connect to JTAG board
2. Connect 8 pin JTAG cable
1. Connect 4 pin UART cable
3. Connect Mini-usb-USB
cable from here.
The other end to
computer’s USB port.
This is the standard 20pin JTAG connector which has the same pin signals as 8 pin cable
Normally, this switch (or jumper wire) should
be on the left side for UART selection
This DC 2.5V is for Guru CPU e-fuse
programming only, do not use it for
other purpose.

Quick Start Guide –GuruPlug Server page 6/ 10
E. Tools and files you need to start debugging
1. Prepare one PC with Fedora 9 (or Fedora 11) Linux operating system
2. Download and install the following tools and utilities
File name
Description
Where to get it
1
Minicom
Used as Board console
Re-Install command: yum install minicom
note 1: Fedora9 has a built-in minicom
2.
Ftdi_sio.ko
FTDI device driver
module for Linux
http://www.globalscaletechnologies.com/t-downloads.aspx
3.
Ftdi_sio.ko
FTDI device driver
module for Linux
http://www.globalscaletechnologies.com/t-downloads.aspx
3. Setup minicom
# minicom –s
Set the Configure properties as follows:
Bits per sec field to 115200
Data bits to 8
Parity to None
Stop bit to 1
Flow Control to None

Quick Start Guide –GuruPlug Server page 7/ 10
F. Basic procedures for debugging
1. Connect cables as illustrated in section D.
2. Run terminal program on Linux PC.
3. Type in # minicom –o marvell
4. Power on the GuruPlug Server or plus.
Normally , you will see messages on screen as below,
You can press any key to stop auto-boot when you see the boot delay timer is counting down.
After entering the uboot prompt, you can also change the uboot environment variables such as boot delay time,
Ipaddr, serverip and so on.
If no key has been pressed to interrupt the uboot, it will continue running to the login screen where it urges you to
input the login name and password, here is the default login information.
Login : root
Password: nosoup4u
Now, you have the full control right of it.

Quick Start Guide –GuruPlug Server page 8/ 10
G. Wi-Fi / Bluetooth
Both GuruPlug Server Standard and GuruPlug Server Plus have a built-in WiFi module which is compliance with
8.2.11 b/g/n standard and Bluetooth 3.0 + Enhanced data rate (EDR).
The WiFi works as both client and AP mode but only one at a time.
The default mode is AP mode every time when it powers on and can be switched to client mode manually by
entering the setup page, please follow the procedures below to set-up the functionalities for WIFi and Bluetooth.
1. Prepare a Bluetooth earphone and one computer installed with Wi-Fi lan card, here we use computer with
Windows XP operating system for example.
2. Go to “Network Connections”
3. Select “Wireless Network Connection”
4. Select “View Available Wireless Networks”
5. Choose name start with “plug2-uAP-xxxx”
xxxx are last digits of the MAC address

Quick Start Guide –GuruPlug Server page 9/ 10
7. Connected
6. Choose one and
click here to connect.

Quick Start Guide –GuruPlug Server page 10 / 10
8. Open internet browser, enter address: 192.168.1.1, you will see the web page as below.
This is the setup page for this GuruPlug Server, please follow the instruction and link on the page for configuration.
H. Download sites
To download the files for Guruplug server & server PLUS, please visit:
http://www.globalscaletechnologies.com/t-downloads.aspx
Other useful resource links are:
http://www.plugcomputer.org/
http://plugcomputer.org/plugwiki/index.php/GuruPlug

Changes or modifications not expressly approved by the party responsible for compliance could
void the user's authority to operate the equipment
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by one or more of
the following measures:
-- Reorient or relocate the receiving antenna.
--Increasetheseparation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause undesired operation.
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment. End users must follow the specific operating instructions for satisfying RF exposure
compliance. This transmitter must not be co-located or operating in conjunction with any other
antenna or transmitter.
This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject
to the following two conditions: (1) this device may not cause interference, and (2) this device
must accept any interference, including interference that may cause undesired operation of the
device.
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio
exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil ne
doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage
radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.
The distance between user and products should be no less than 20cm
La distance entre l'utilisateur et de produits ne devrait pas être inférieure à 20cm