All title, copyright and other intellectual property rights in and to the Software
Product (including but not limited to any relevant media, images, photographs,
animations, video, audio, music, text, and applets incorporated into the Software
Product), the accompanying manuals and other documents, and on-line or
electronic documents, if any, (collectively “Software Product”) are owned by
Synology Inc. Unless otherwise expressly licensed by Synology Inc. in writing,
any provision of the Software Product does not represent any license of any of the
above rights.
Synology and other names of Synology products are trademarks or registered
Synology DS-101j
trademark of Synology Inc.
Microsoft, Windows, Windows 2000, and Windows XP are trademarks of
Microsoft Corporation.
Mac, Mac OS, and Mac OS X are trademarks of Apple Computer, Inc., registered
in the U.S. and other countries.
Other products and company names mentioned herein are trademarks of their
respective holders.
2
Limited Warranty
Synology provides limited warranty for its product only to the person or entity
that originally purchased the product from Synology or its authorized distributor
or retailer. Synology guarantees that every hardware portion of the product will be
free from physical defects in material and workmanship for one year from the date
of purchase. If the product proves defective during this warranty period, contact
with the local dealer in order to obtain assistance. Be sure to have your proof of
purchase and a barcode number from the product’s packaging on hand when
asking for assistance. DS-101j Disk Station is a barebones system so Synology
makes no warranty of the optional hard disk.
Synology provides no warranty or representation, expressed, implied, or statutory,
with respect to its products or the contents or use of this documentation and all
accompanying software, and particularly disclaims its quality or performance for
any purpose.
Synology DS-101j
Synology reserves all rights to revise or update its products, software, or related
documentation without further notice.
Synology makes no guarantee that all data stored on DS-101j Disk Station is
always secure without any risks of data losing. Synology reminds you to back up
the data periodically. Under no circumstances shall Synology be liable in any way
to the user for damages, including any savings, lost profits or other incidental or
consequential damages arising out of the use of, or inability to use Synology
products.
Revisions
Synology Inc. reserves the right to revise this publication and to make changes in
the content hereof without the obligation to notify any person of such revision or
changes.
3
Synology DS-101j
Safety Warnings and Instructions
Please read this safety warnings and instructions carefully before use, and keep it
well for your future reference.
1. Be sure to read and follow all warning notices and instructions.
2. Do not place Synology DS-101j Disk Station in direct sunlight or near chemicals.
Make sure that the environment does not experience abrupt changes in
temperature or humidity.
3. Before cleaning, please unplug the power cord first. Wipe Synology DS-101j Disk
Station with wet paper towers. Do not use chemical or aerosol cleaners to clean it.
4. Do not put Synology DS-101j Disk Station close to any liquid.
5. Do not put Synology DS-101j Disk Station on a cart, table, or desk, which is not
stable to avoid it’s falling off.
6. Do keep Synology DS-101j Disk Station stand erect. Do not lay it down
horizontally.
4
Synology DS-101j
7. There are slots on the side covers for ventilation. To make sure Synology DS-101j
Disk Station is operating under normal condition, please do not block or cover
those slots to avoid its being overheat.
8. The operation temperature is from 50°F to 90°F (10°C to 35°C). Care must be
taken to allow sufficient air circulation or space between units.
9. The connections and equipment that supply power to Synology DS-101j Disk
Station should be capable of operating safely with the maximum power
requirements of DS-101j Disk Station. In case of a power overload, the supply
circuits and supply wiring should not become hazardous.
10. The power cord must plug in to the right supply voltage, i.e. 110VAC for North
America and 230VAC for Europe. Make sure that the supplied AC voltage is
correct and stable.
11. Do not allow anything to rest on the power cord and do not locate the product
where anyone can walk on the power cord.
12. Do not service the product by yourself. Opening or removing covers can expose
you to dangerous high voltage points or other risks. Refer all service to qualified
service personnel.
Appendix A Suggested Periphery................................................................................... 122
Appendix B Technical Support....................................................................................... 123
7
Synology DS-101j
About this User’s Guide
This User’s Guide covers the Synology DS-101j Disk Station’s hardware,
installation, operation and troubleshooting, etc. Each chapter provides detailed
information and helps you acquire clear concepts of the operation of the Synology DS101j Disk Station. Enjoy your use of Synology DS-101j Disk Station!
Organization of This User’s Guide
Chapter 1, Get to Know your DS-101j Disk Station
Describes the features of Synology DS-101j Disk Station in detail.
Chapter 2, Get to Know the Hardware
Explains the LEDs and port functions on the front and back panels.
Chapter 3, Install your DS-101j Disk Station
Explains steps to set up DS-101j Disk Station, and offers tips on accessing DS-101j Disk
Station.
Chapter 4, Manage your DS-101j Disk Station
Describes the default functions and advanced features on the Web management Graphic
User Interface (GUI) of DS-101j Disk Station.
Chapter 5, Use Data Replicator
Explains steps to install Data Replicator, and how to use it.
Chapter 6, Troubleshooting
Provides solutions to common installation and operation problems.
Appendix A, Suggested Periphery
A table containing suggested HDD information.
Appendix B, Technical Support
Illustrates the methods to obtain technical support.
8
Synology DS-101j
Chapter 1 Get to Know your DS-101j Disk Station
1.1 Introduction
Congratulations on your purchase of Synology DS-101j Disk Station!
Synology DS-101j Disk Station is a 6-in-1 server specially designed for SOHO, home
users, and workgroups. Integrating a file server, backup server, and printer server,
Synology DS-101j Disk Station provides file storing and sharing, automatic file backup,
and USB printer sharing to meet SOHO and home users’ demands. It also performs as a
FTP server so that you can upload and download data via the Internet.
Synology DS-101j Disk Station is a file server. With Synology DS-101j Disk
Station, you can not only store files on it, but also share files throughout the network.
You can store data such as documents, art works, spreadsheets, presentation slides, mails,
photos, recorded videos, and music files on DS-101j Disk Station, and then share them
with your co-workers or home members. There are also three USB 2.0 ports on Synology
DS-101j Disk Station which you can use to connect Synology DS-101j Disk Station to a
USB Hard Disk Drive (HDD) to expand your storage capacity. You can also use them to
copy data from various digital devices, such as USB memory or digital cameras. The
most convenient feature is that it’s PC-free. You don’t even need to turn on your
computer, and you can use your digital device right after you copy the data to DS-101j
Disk Station.
The Synology DS-101j Disk Station is also a backup server. With Synology
Data Replicator, the DS-101j Disk Station can backup files automatically. To avoid
losing files, you can also backup the data from DS-101j Disk Station to other USB hard
drives. The Synology DS-101j Disk Station provides this free utility to PC clients
connected to it. For people like designers, doctors, architects, accountants, and sales or
higher executives, it’s very important to have your files backed up. However, this may
not always be easy to do due to the time it takes. Therefore, let the Synology DS-101j
Disk Station help you. It offers a real time or automatic file backup function. It’s your
complete backup solution.
The Synology DS-101j Disk Station is also a print server. With the facility to
share a USB printer, you can save time, money, and space because the shared USB
printer will support all the office or home users. The only thing you have to do is to
connect the printer to the Synology DS-101j Disk Station, and everyone throughout the
network can print out files via the DS-101j Disk Station.
9
Synology DS-101j
In addition, the Synology DS-101j Disk Station also offers an FTP service.
You can use the FTP service to upload and download files directly from the Web
management Graphic User Interface (GUI) of the Synology DS-101j Disk Station.
Through the FTP service, you can share all kinds of data with your friends on the Internet.
For business people, you don’t need to carry the data you need with you, but use FTP to
put it on the Internet, and you can open it anywhere through the Internet.
Besides the existing functions of DS-101j Series, the Synology DS-101j offers
superior functions called Synology Photo Station and Synology Web Station. The
Synology Photo Station serves as a powerful and convenient photo browser. By
uploading photos to the default share on Synology DS-101j Disk Station, you can browse
the photos and share them on the network because the system will generate the photos
automatically into the online album. The new DS-101j Disk Station also serves as a
simple static web server. With Synology Web Station, SOHO can build a web site for
sales and marketing. Customers can then connect and browse your business web through
Internet. Home users can build family web site to share family members’ life as well.
Synology Web Station gives you a completely self-owned easiness and fun.
The Synology DS-101j Disk Station will definitely be an extremely useful tool
for the SOHO or home user like you. With the Synology DS-101j Disk Station, it will be
convenient to store, share, backup, and print files. It is easy to install and operate, and
noise free while in use. The Synology DS-101j Disk Station offers you maximum
performance for minimum cost. You are surely already reaping the benefits of Synology
DS-101j Disk Station.
10
Synology DS-101j
11
Synology DS-101j
1.2 Get Started
Before use, please read this User’s Guide thoroughly and use the DS-101j Disk
Station only in accordance with the instructions in the User’s Guide. Also keep this
User’s Guide in a secure place where it can be referred to easily.
Packing List
Before you begin, please open the box and make check off the package contents to verify
that you have received the items below.
Warning: HDD is not included. Please prepare a 3 1/2” HDD by
yourself and adjust the jumper to “Master” position.
1. DS-101j Disk Station
3. 2M RJ-45 cable
5. AC power cord
2.DS Resource CD
4. AC power adapter
6. DS-101j Disk Station Quick
Installation Guide
7. HDD Installation Assembling Kit
×2 ×4 ×2 ×4×2
12
Synology DS-101j
1.3 Install HDD
1. Prepare a 3 1/2 “ IDE HDD which is brand new or never been formatted by DS-
101j Disk Station, and adjust the jumper to “Master” position.
2. Screw up the two HDD holding brackets on both sides of the HDD.
3. Take off the side cover with USB COPY button, being careful to keep the cable
connected to the main board.
4. Put the USB cable underneath the HDD cable. This is to eliminate
electromagnetic waves.
13
Synology DS-101j
5. Connect the power plug and IDE HDD cable to the HDD.
6. Attach the HDD brackets to the main board using 4 screws provided.
7. Attach the aluminum foil sticker between the hard disk and LAN port as described
in the picture. This can also help to eliminate electromagnetic waves.
8. Adjust the IDE HDD cable and close the side cover.
14
Synology DS-101j
9. Tighten the last two screws on the back of the side cover to finish the HDD
installation.
10. Connect the AC adapter and the LAN cable to the DS-101j. Press the power
button, and the POWER LED will flash while processing a self-test for about 40
seconds. You will hear a beep sound after the DS-101j completes the self-test, and
then the POWER LED becomes still.
Warning: Please do not have AC adapter connected to the
power when installing the HDD during above steps.
Warning: Do not lay the DS-101j Disk Station horizontally or
block the ventilation slots on the covers.
15
Synology DS-101j
1.4 Synology DS-101j Disk Station Applications
With keen innovation and state-of-the-art design technology, DS-101j Disk
Station is an ideal NAS device for the following applications.
Small Office and Home Office
Small business users, such as accountants, art designers, dentists, lawyers, and
real-estate brokers often store years of valuable client information on their Windows or
Mac PC hard drives without doing any backup or redundancy. However, chances are that
all the business data might be lost someday causing great trouble. The Synology DS-101j
Disk Station allows Windows and Macintosh clients to store, share, backup and print files
for your multiple demands.
Due to the limited budget of small office/home office (SOHO) and home users, it
is hard to choose a server at an affordable cost yet with high performance and
expandability. SOHO users might also consider factors such as being easy to install and
manage, reliable, noiseless, scalable, and able to serve as a print server, with direct input
provided. Here Synology are happy to tell you that with the DS-101j Disk Station, you
have a product that embraces all these benefits.
For those SOHO and home users, the Synology DS-101j Disk Station is a cost
effective and complete solution to their server requirements. Even if small business and
home offices have already had an expensive server installed, when the server storage is
full, the low cost Synology DS-101j Disk Station is still an ideal and quick solution for
storage expansion.
Educational Market
Students in small classes can use the DS-101j Disk Station to store, share,
exchange, backup, and print files in school at a very low cost. Schools can use the
Synology DS-101j Disk Station to enrich their facilities without a huge investment.
Home User
The increasing use of residential broadband and digital multimedia in music,
videos and still images has contributed to the growing need of large-capacity storage
systems.
To enrich your digital life at home, you may use the DS-101j Disk Station to store
thousands of MP3 music files. Family members can then share and backup their MP3
music files and play them on their own PC all day long through a home network.
Moreover you can also share digital photos and still images (image files) with friends and
16
Synology DS-101j
family.
The Synology DS-101j Disk Station is easy to install, configure, and operate for
home users.
It’s a DHCP-enabled device. When it’s connected to an IP sharing Router, it will
search for and acquire an IP address automatically.
There is a copy switch on the front panel. You just need to press this to save
pictures, videos, image files and data onto DS-101j Disk Station from a USB device. It’s
quick and easy.
ISP
With a fixed IP address, an ISP service provider can use the Synology DS-101j
Disk Station to pre-load video, image, and multimedia files from an ISP service center to
the user during their free time, thus reducing the network transmission loads at busy times.
Private Backup for Business People
The Synology DS-101j Disk Station relieves the headaches of having to backup
your notebook and desktop. The Free Data Replicator software provides constant backup
of Windows PC and Notebook files. Notebook files are backed up to local drives while
disconnected from the network. Then they are automatically saved to the DS-101j Disk
Station when the notebook is reconnected to the network.
Portable Storage
Because it’s small and lightweight, the DS-101j Disk Station is a portable device
allowing users to bring or move their data center to their customer's site for business
presentations, data storage, data sharing and printer sharing.
17
Synology DS-101j
1.5 Synology DS-101j Disk Station Advantages
6-in-1 Server
The Synology DS-101j Disk Station is a 6-in-1 server. A file server for file storing
and file sharing; a backup server which can back up files automatically for Windows
clients with the installation of the free Data Replicator software; and a printer server to
share USB printer throughout the network. In addition, it can perform as a FTP server to
provide high-speed data transfer, a static web server, and a photo browser.
Low Cost
Synology DS-101j Disk Station is a truly low cost 6-in-1 server. With the
standalone Linux based embedded system, there is no license fee required for the
Operation System. Through its web-based management user interface on the client side,
there is no need for a console to manage DS-101j Disk Station.
Easy to Install
There are no complicated setup requirements and it is extremely easy to use. All
you have to do is just plug in the power, connect it with the RJ-45 gigabit Ethernet cable,
turn on the Synology DS-101j Disk Station, and you are just four mouse clicks away
from using DS-101j Disk Station.
The DS-101j Disk Station can serve as a file server, backup server and print
server as soon as you have finished the installation.
Easy to Use
The intuitive web-based GUI with a friendly human interface and online help
makes management easy.
Powerful Server Management Software
Synology system software makes the Synology DS-101j Disk Station a powerful
6-in-1 server for users to manage.
• Supports Microsoft Network / CIFS and Apple Macintosh Network / AFP
/ AppleTalk, TCP / IP, FTP protocols
• Interoperable: Supports both Windows 98 / Me / NT 4.0 / 2000 / XP /
Windows Server 2003 and Mac OS 7.x, 8.x, 9.x, 10.x
• Share level security support
• Event Notification
18
Synology DS-101j
• Automatic file backup for Windows clients with installation of Synology
Data Replicator
• Easy to use Web-based Synology management UI and user friendly Web-
based help
• Network Time Protocol (NTP) Support
• HDD sleep mode support High performance and high throughput for data
storage
Noise Free
With a fan-less design, the Synology DS-101j Disk Station provides users with a
quiet and noise-free office environment.
USB 2.0 Support
There are three USB 2.0 ports available to use. Simply plug in a USB disk to the
Synology DS-101j Disk Station and you can have the additional storage you need with no
system downtime. In additional, the external USB disk can be used as the data backup
device to the system.
Direct input from Digital Camera/Flash drives
It is easy to share your company's party video and photos with your colleagues.
Simply connect your digital video recorder to the Synology DS-101j Disk Station, press
the COPY button on the front panel, and your recorded video will be automatically
uploaded to a safe and shareable folder.
19
Synology DS-101j
1.6 Limitations
1. DS-101j supports up to 1 USB printer with a USB hub or without.
2. DS-101j supports up to 3 USB disks without a USB hub, and multiple card
readers.
3. USBCopy function only supports USB disks under 4GB capacity.
4. Some digital cameras are defined as a USB still image device, such as Canon's,
and the DS-101j will support USB Copy function only (No USB share function
support).
5. Please refer to "Recommendation" before connecting a USB device.
6. For Mac users, DS-101j supports only USB shared printers with PostScript.
20
Synology DS-101j
1.7 Software Features
Network Transport Protocols:
TCP/IP
AppleTalk
Network File Protocols:
Microsoft Networks CIFS
Apple File Protocol AFP 3.0
Client Support:
Microsoft Windows 98 / ME / NT 4.0 / 2000 / XP / Windows Server 2003
Apple Macintosh OS 7.x, 8.x, 9.x, 10.x
Network Setting:
One-Click setup
Manual Configuration
DHCP auto IP assignment
System Management:
Assistant utility (automatic searching for all systems on the network)
Web-based Management
Internet Services:
Network Time Protocol (NTP)
File Transfer Protocol (FTP)
Security:
Account/Group/Share Support
Share Level Security Support
Web access control support
System Configuration:
Maximum Accounts: Up to 128 users
Maximum Groups: Up to 64 groups
Maximum Shares: Up to 100 shares
Up to 32 concurrent connections
Automatic File Backup for Windows client:
With Synology Data Replicator installed on client system
Language Localization:
UI Language Support: English, French, German, Japanese, Korean, Italian, Spanish,
Portuguese, Russian, and Chinese
Complete Backup Solutions:
Data on Windows PC backed up onto Disk Station
Data on USB devices (less than 4GB) backed up onto Disk Station
Data on Disk Station backed up onto USB disks
21
Synology DS-101j
1.8 Hardware Specifications
Processor:
Intel IXP420BB
Memory:
32MB SDRAM
2MB Flash
IDE Port:
1 X IDE Port for HDD
Network Connection:
RJ-45 10/100Mbps Ethernet
USB Support:
USB 2.0 support
Up to 480Mbps (High Speed Mode) or 12MBps (Full Speed Mode) for data transmission
1 X USB printer supported (For Mac users, DS-101j supports only USB printers with
PostScript.)
Up to 3 X USB disks supported
USB copy button on the front panel
Fanless Design:
Noise free
HDD Sleep Mode Support:
To reduce system power and noise
Optional HDD:
The standard system is shipped without HDD
Support: 120GB/160GB/250GB/300GB/400GB capacities
Agency Certifications:
FCC Class B, CE, BSMI, C-Tick
Electrical & Environmental Requirements:
Line voltage: 100V to 240V AC
Frequency: 50Hz to 60Hz, single phase
Maximum continuous power: 40 W (Standby: 11.4 W; Working: 12.12 W; Sleeping: 6.12
W)
Operating temperature: 50 to 95∘F (10 to 35∘C)
Storage temperature: -40 to 185∘F (-10 to 70∘C)
Relative humidity: 5% to 95% RH, non-condensing
Maximum operating altitude: 10,000 feet
Size & Weight:
Size: 18.1cm×21.2cm×6.0cm
Weight: 0.5 kg (without HDD)
22
Chapter 2 Install your DS-101j Disk Station
2.1 Synology DS-101j Disk Station External Components
A. LED meanings
POWER LED –
The POWER LED light will blink
when turning on and shutting down the
DS-101j Disk Station. It will remain lit
up while the machine is powered on.
STATUS LED –
The STATUS LED shows the internal
hard drive’s status. When the internal
hard drive is below 85% of it’s
capacity, the STATUS LED will light
up in green; when the drive exceeds
85% but has not yet reached 95% of
it’s capacity, the STATUS LED will
light up in orange; when the drive
exceeds 95% of it’s capacity, the
STATUS LED will blink in orange.
Synology DS-101j
Front Panel
HDD LED –
The HDD LED lights up when the
internal hard drive is working or
operating. Periodically, the HDD LED
will blink. The frequency depends on
the internal hard drive’s activity.
LAN LED –
The LAN LED lights up when the
LAN cable plugs in. The LAN LED blinks periodically, indicating that the
network is working.
B. Power button
The Power button is used to turn the machine on or off. It will take approximately
30 seconds to a full minute to turn on DS-101j Disk Station. To turn the machine
off, press the Power button and hold for 4 seconds until the Power LED begins
blinking and you can hear a beep. Then the shutdown process will complete in 30
seconds.
23
C. USB COPY button with LED –
The USB COPY button will light up when you plug in a USB device. Press this
button and it will copy the data from the connected USB device to the DS-101j
Disk Station’s internal HDD.
D. USB ports –
The DS-101j Disk Station offers three USB ports for adding external hard drives,
USB printers, or other USB devices. One USB port is on the front panel, and
other two are on the back panel.
A. RESET button –
Pressing the RESET button can restore IP,
DNS, and passwords for the “admin” and
“guest” accounts.
Synology DS-101j
Back Panel
B. LAN Port
The LAN port is where you plug the 2M RJ-
45 LAN cable in.
C. DC IN 12V Port
The DC IN 12V port is where you plug the
AC power adaptor.
24
2.2 Table of LED Descriptions
The table can help you get to how DS-101j Disk Station is working by LED status.
Synology DS-101j
LED
Indication
Power Blue
Status Green/Orange
HDD Green
LAN Green
Color Status Description
Blinking
Solid Light M/B is ready
Light off Power off
Solid green Light HDD capacity is not yet 85%
Solid orange light
Blinking orange
light
Rotating 5 sec.
solid orange light
& 5 sec. blinking
orange light
Light off During system boot up
Blinking Read/write activities
Light off No read/write
Solid Light
Blinking While transferring data
Light off Disconnected
1. During System boot up
2. During System shutdown
1. HDD capacity between
85% - 95%
2. New or non-DS HDD
1. HDD capacity is over
95%
2. HDD isn’t in normal
Condition
3. While restoring factory
default
4. Bad disk format
No HDD
While connected to LAN
cable
25
Synology DS-101j
Chapter 3 Install your DS-101j Disk Station
3.1. DS-101j Disk Station Quick Installation
Step 1. Please check the following conditions for connecting DS-101j on the network.
Condition 1, Office Network:
1. Connect the AC power adapter to the DS-101j Disk station, and plug the AC
power cord into a power outlet.
2. Plug the RJ-45 LAN cable into the DS-101j Disk Station, and connect the other
side of the LAN cable to your switch/hub/router.
3. Press the Power button to start the DS-101j Disk Station.
Condition 2, Home Network with IP Sharing:
1. Connect the AC power adapter to the DS-101j Disk station, and plug the AC
power cord into a power outlet.
2. Plug the RJ-45 LAN cable into the DS-101j Disk Station, and connect the other
side of the LAN cable to your switch/hub/router.
3. Press the Power button to start the DS-101j Disk Station.
26
Synology DS-101j
Condition 3, Home Network without IP Sharing:
1. Connect the AC power adapter to the DS-101j Disk station, and plug the AC
power cord into a power outlet.
2. Without IP sharing, you need to install a router to set up the network first.
3. Plug the RJ-45 LAN cable into the DS-101j Disk Station, and connect the other
side of the LAN cable to your switch/hub/router. (Please refer to the schematic as
the above.)
4. Press the Power button to start DS-101j Disk Station.
Condition 4, Direct Connection:
1. Connect the AC power adapter to the DS-101j Disk station, and plug the AC
power cord into a power outlet.
2. Plug the RJ-45 LAN cable into the DS-101j Disk Station, and connect the other
side of the LAN cable to your PC/notebook.
3. Press the Power button to start DS-101j Disk Station.
27
Step 2. Run the setup utility – DSAssistant
1. Insert the DS Resource CD into your PC’s CD-ROM drive.
2-A Windows users:
1) An auto-run menu should appear after a few
seconds.
Synology DS-101j
2) If the auto-run menu does not appear, click Start button on the bottom left
of the screen, and select Run. Enter D:\autorunmenu.exe (where D is the
letter of your CD-ROM drive) into the Open window and click OK. The
auto-run menu will appear soon.
3) After the above is done, refer to 4 to continue.
28
Synology DS-101j
2-B Mac users:
Warning: DS-101jj Disk Station does not support installing on Mac OS 9.
1) Double click on the icon of CD-ROM.
2) Double click on the icon to open it and select the operation system you
use.
3) Double click on DSAssistant icon to run the program.
4) After the above is done, refer to 3 to continue.
29
Synology DS-101j
3. The setup of the DS-101j Disk Station is performed using the following steps:
Please perform the following steps to complete the setup of the DS-101j Disk
Station. Connect the AC power adapter to the DS-101j Disk station, and plug the
AC power cord into a power outlet. Click Next to continue.
4. Plug the RJ-45 LAN cable into the DS-101j Disk Station, and connect the other
side of the LAN cable to your switch/hub/router or PC/notebook. Click Next to
continue.
30
Loading...
+ 93 hidden pages
You need points to download manuals.
1 point = 1 manual.
You can buy points or you can get point for every manual you upload.