Linak MJB User manual

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To learn more about LINAK please visit:
WWW.LINAK.COM
MJB
- Switch Mode Power Supply
USER MANUAL

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Contents
Preface .................................................................................................................................................................. 4
Important information ........................................................................................................................................ 5
Safety instructions............................................................................................................................................... 5
Residual risk ......................................................................................................................................................... 6
Before installation, reinstallation or troubleshooting ...................................................................................... 8
Before start-up ..................................................................................................................................................... 8
During operation ................................................................................................................................................. 8
Information on the MJB ...................................................................................................................................... 8
Repairs .................................................................................................................................................................. 9
Misc. on the MJB system .................................................................................................................................. 10
Warranty and service life................................................................................................................................10
Maintenance ................................................................................................................................................. 10
MJB with 5V SMPS............................................................................................................................................. 11
Standard functionality.................................................................................................................................... 11
Features......................................................................................................................................................... 12
Options (speciale article) ................................................................................................................................ 12
Usage............................................................................................................................................................ 12
Precautions ......................................................................................................................................................... 13
IP Protection degree .......................................................................................................................................... 15
Environmental conditions ................................................................................................................................. 16
Modular plug with wide and narrow slit......................................................................................................... 17
Keys to symbols ................................................................................................................................................. 18
Drawing appendix ............................................................................................................................................. 20
Addresses ........................................................................................................................................................ 24

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Preface
We are delighted that you have chosen a product from LINAK®.
LINAK systems are high-tech products based on many years of experience in the
manufacture and development of actuators, electric control boxes, controls and
chargers.
This User Manual will tell you how to install, use and maintain your LINAK
equipment.
We are sure that your LINAK system will give you many years of problem-free
operation. Before our products leave the factory they undergo full function and
quality testing. Should you nevertheless experience problems with your systems,
you are always welcome to contact your local dealer.
LINAK subsidiaries and some distributors situated all over the world have authorised
service centres, which are always ready to help you.
LINAK provides a warranty on all its products. This warranty, however, is subject to
correct use in accordance with the specifications, maintenance being done correctly
and any repairs being carried out at a service centre, which is authorised to repair
LINAK products.
Changes in installation and use of LINAK systems can affect their operation and
durability. The products are not to be opened by unauthorised personnel. The User
Manual has been written on the basis of our present technical knowledge. We are
constantly working on updating the information and we therefore reserve the right
to carry out technical modifications.
LINAK A/S

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Safety instructions
Safe use of the system is possible only when the operating instructions are read
completely and the instructions contained are strictly observed.
Failure to comply with instructions marked with the”NOTE” symbol may result in
serious damage to the system or one of its components.
Persons who do not have the necessary experience or knowledge of the product/
products must not use the product/ products. Besides, persons with reduced
physical or mental abilities must not use the product/products, unless they are
under surveillance or they have been thoroughly instructed in the use of the
apparatus by a person who is responsible for the safety of these persons.
Moreover, children must be under surveillance to ensure that they do not play with
the product.
It is important for everyone who is to connect, install, or use the systems to
have the necessary information and access to this User Manual.
If there is visible damage to the product it must not be installed.
The appliance is not intended for use by young children or infirm persons
without supervision.
Young children should be supervised to ensure that they do not play with
the appliance.
Important information
Description of the various signs used in this manual.
Warning!
Failure to comply with these instructions may result in accidents involving
serious personal injury.
Failing to follow these instructions can result in the product being damaged
or destroyed.

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Residual risk
Some of the products contains software based components. LINAK has
made various possible efforts to assure that the software is free of errors and
that the software has been developed according to the rules of IEC 60601-
1-4 (software in Medical products). That involves Risk Analysis which shows
a small residual risk for unwanted/unintended movement of actuators under
specific conditions.
According to the above rules it must be informed and if necessary considered
in the Risk Analysis of the final application - More details to residual risk can
be provided by LINAK, if necessary.
Warning!
The plastic parts in the system cannot tolerate cutting oil.
Warning!
LINAK’s actuators and electronics are not constructed for use within the
following fields:
• Planes and other aircrafts
• Explosive environments
• Nuclear power generation
Warning!
If faults are observed, the products must be replaced.
Warning!
Never spray directly on the products with a high-pressure cleaner.
Warning!
Always insure that the patient is accessible in case of emergency.
Warning!
Cables must be secured safely so that persons cannot get trapped in it.
Warning!
Always use locking mechanism and O-ring
Warning!
Sockets not used must be fitted with blind plugs to ensure IP Degree
The LINAK products cannot tolerate the influence of strong solvents, basic or
alkaline liquids.

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Cable ordering nos.:
USB cable to be used, 0834000-1000
Modular plug cable with open end, 00xxxxx-1000
Cable ordering nos.:
Modular plug – open end:
0964140

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Before installation, re-installation, or troubleshooting
• Stop the application
• Switch off the power supply and pull out the mains plug.
• Relieve the application of any loads, which may be released during the work.
Before start-up
• Make sure that the system has been installed as instructed in the User Manual.
• Make sure that the voltage of the control box is correct before the system is con-
nected to the mains.
• System connection. The individual parts must be connected before the control
box is connected to the mains.
During operation
• Ensure that the cables are not damaged.
• Unplug the mains cable on mobile equipment before it is moved.
Information on the MJB
The MJB Modular Junction Box is designed for use together with OpenBus™
control boxes.
The MJB makes it possible to connect multiple handsets, attendant controls or it
makes it possible to use the MJB as a control unit for 3rd party products as such Out
of Bed detection, WET sensor, USB charger, Under Bed Light etc.
LINAK A/S only delivers the OpenBus system and is not responsible for any
products other than LINAK products (i.e. products from 3rd party suppliers) or
the compliance of such products with the LINAK OpenBusTM system.

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Repairs
In order to avoid the risk of malfunction, all repairs must only be carried out
by authorised LINAK workshops or repairers, as special tools must be used and
special gaskets must be fitted. Products under warranty must also be returned to
authorised LINAK workshops.
Warning!
If any of the LINAK products are opened, there will be a risk of subsequent
malfunction.
Disposal of LINAK’s products
LINAK’s products may be disposed of, possibly by dividing them into different waste
groups for recycling or combustion.
We recommend that our product is disassembled as much as possible at the
disposal and that you try to recycle it. As an example of main groups within sorting
of waste we can mention the following:
Metal, plastic, cable scrap, combustible material and collection for recoverable
resources.
Some of these main groups can be sub-divided into groups e.g. metal can be
divided into iron, stainless steel and aluminium and alloy steel. Plastic can e.g. be
divided into ABS, PA, PE and PP.
The MJB can be disassembled and sorted into the following recycling groups:
By now all our casted plastic units are provided with an interior code for plastic
types and fiber contents, if any.
Component Recycling group
MJB
Plastic housing – Plastic recycling or combustion
Cable – Cable scrap or combustion
PC-board – Electronics scrap

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Misc. on the MJB system
Warranty and service life
The LINAK warranty covers manufacturing defects in the products, starting from
the date of manufacture. There is 18 months’ warranty for MEDLINE and CARELINE
products. The warranty is limited to the value of the LINAK product.
LINAK’s guarantee is only valid so far as the products have been used and
maintained correctly and have not been tampered with. Furthermore, the products
must not be exposed to violent treatment. In the event of this, the warranty will be
ineffective / invalid. LINAK’s warranty is only valid if the system is unopened and has
been used correctly.
All LINAK products are designed to have an optimum service life as a matter of
course, but the expected service life in a specific application is very dependent on
how the products are used.
Maintenance
• The LINAK products must be cleaned at regular intervals to remove dust and dirt
and inspected for mechanical damage, wear and breaks.
• The LINAK MJB is a closed unit and requires no internal maintenance.
• IPX6 is waterproof.
• Make sure that the plugs in the MJB are correctly fitted with O-rings before
washing.
• Electronics must be inspected at attachment points, wires, cabinet, and plugs.
• Inspect the connections, cables, cabinet, and plugs, and check for correct
functioning.