Brookstone OSIM uAstro2 User manual

OSIM® uAstro2™
792590_INS_uAstro2 Massage Chair Instructions Doc. Size: 5.5”W x 8.5”H Output at 100% Prints 1/0 Black

OS-820 uAstro2
Thank you for purchasing the OSIM uAstro2. Before you start using the uAstro2, please
read the operation manual thoroughly for the correct methods of usage, especially taking
note of the section on safety.
Call our Delivery Support Team at 866-336-3199 if you have questions during delivery,
or damage at time of delivery.
This manual should be kept on hand for easy reference. It is your guide to safe and
efficient operation.
TABLE OF CONTENTS
Cautions and warnings .........................................................................................................................................1
Names of parts and functions ........................................................................................................................6
Features and effectiveness ..............................................................................................................................9
Preparation before use .......................................................................................................................................10
Massage programs and selections .............................................................................................................15
Product care and storage ..................................................................................................................................19
Troubleshooting ..........................................................................................................................................................20
Specifications ..............................................................................................................................................................22
Warranty ...........................................................................................................................................................................25

1
IMPORTANT SAFETY INSTRUCTIONS
When using the massage chair, basic precautions should always be followed, including
the following: Read all instructions before using this massage chair.
DANGER – To reduce the risk of electric shock:
1. Always unplug this massage chair from the electrical outlet immediately after
using and before cleaning.
2. Never use pins or other metallic fasteners with this appliance.
3. Carefully examine the covering before each use. Call for service if the
covering shows any sign of deterioration, such as blistering, peeling or cracking.
4. Keep dry—Do not operate in a wet or moist condition.
WARNING – To reduce the risk of burns, fire, electric shock or injury
to persons:
1. READ ALL INSTRUCTIONS BEFORE USING.
2. A massage chair should never be left unattended when plugged in. Unplug from
the outlet when it is not in use and before putting on or taking off parts.
3. Close supervision is necessary when this massage chair is used by or near children or
disabled persons. Keep children away from reclining backrest and extended leg rest.
4. Use this massage chair only for its intended use as described in this manual.
Do not use attachments not recommended by the manufacturer.
5. Never operate this massage chair if it has a damaged cord or plug, if it is not
working properly, if it has been dropped or damaged, or dropped into water.
Contact Brookstone Customer Service at 866-336-3199.
6. Keep the cord away from heated surfaces.
7. Never operate the massage chair with the air openings blocked. Keep the air
openings free of lint, hair, and the like.
8. Never drop or insert any object into any opening.
9. Do not use outdoors.
10. Do not operate where aerosol (spray) products are being used or where oxygen
is being administered.
11. To disconnect, turn all controls to the off position, then remove the plug from
the outlet.
12. Do not stand on or in the massage chair. Use only while seated.
13. The product is not intended for use by children or persons with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they
have been given supervision or instruction concerning use of the product by a
person responsible for their safety.
792590_INS_uAstro2 Massage Chair Instructions Doc. Size: 5.5”W x 8.5”H Output at 100% Prints 1/0 Black

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14. Children should be supervised to ensure that they do not play with the product.
15. Use heated surfaces carefully. May cause serious burns. Do not use over insensitive skin
areas or in the presence of poor circulation. The unattended use of heat by children or
disabled persons may be dangerous.
16. Temperatures sufficiently high to cause burns may occur regardless of the control
setting. Do not use on an infant or invalid or on a sleeping or unconscious person. Check the
skin in contact with the heated area of the appliance frequently to reduce the risk of blistering.
17. Burns may result from improper use.
18. Do not crush—avoid sharp folds.
19. Keep children away from extended foot support (or other similar parts).
20. DO NOT WET—DO NOT USE PINS.
21. NEVER REMOVE COVER.
22. Connect this appliance to a properly grounded outlet only. See Grounding Instructions.
SAVE THESE INSTRUCTIONS
This massage chair is intended for household use only.
1. Usage Environment
• Do not use the uAstro2 in an excessively humid or dusty environment
as this may result in malfunction or electric shock.
• Do not use the uAstro2 in a room with a temperature of 104° F or higher.
• Do not expose the uAstro2 to heaters, stoves or direct sunlight.
• Place and use the uAstro2 on an even, non-slip floor.
• The uAstro2 is designed for home use and not for commercial purposes.
Caution
• The uAstro2 is to be used indoors only.
• If you use the uAstro2 in a cold room, do not increase the room temperature abruptly.
It is recommended that you increase the temperature gradually to a normal level.
• If the uAstro2 is stored in a cold place and is being brought into a warm environment,
it is advisable to wait one hour before use. This is because its performance may not
be at optimum level, as there may be water droplets on the mechanical parts due to
condensation. Using the uAstro2 under such conditions may result in malfunction.
IMPORTANT SAFETY INSTRUCTIONS (continued)

3
IMPORTANT SAFETY INSTRUCTIONS (continued)
2. Safety Precautions
• To ensure safe and correct use of the uAstro2, do not operate it without reading
this operation manual carefully.
• Do not use the uAstro2 when the upholstery or seat is removed. This may cause injury
or malfunction.
• Do not use the uAstro2 in combination with other therapeutic equipment or electric
blanket, etc., as this may result in ineffectiveness or injury.
• Do not use the uAstro2 an hour before or after eating as this may have adverse effects
on the user.
• Do not allow children or pets to play around the uAstro2, e.g., behind the backrest,
under the seat or leg rest of the uAstro2. This may result in injury.
• Do not rest or place heavy objects on the armrests, leg rest or backrest as this
may result in malfunction or injury.
• Do not use the uAstro2 when your body is wet.
• Do not operate the uAstro2 with wet hands.
• It is not recommended to use the massage for more than 15 minutes.
• Do not perform continuous massage on the same spot of your body for more
than 5 minutes at a time as this may result in excessive stimulation and may have
adverse effects.
• Do not insert your hand or foot along the paths of the massage rollers during
use as this may cause injury.
• Stop operation immediately if you experience any discomfort.
• This product is not intended for self-treatment of conditions that should be managed
by a qualified health care provider.
• People on medication or with medical conditions, please consult your doctor
before use. Please do not use the product if you are not feeling well.
• Remove all scarves, neckties, necklaces and jewelry before using the massager.
3. People with Medical Conditions
Consult your doctor before use if you:
• are under medical rest as ordered by a doctor.
• have spinal disorders, an abnormal spinal condition or have suffered
a spinal injury.
• have back problems.
• have diabetes, osteoporosis or sensory impairment.
• have joint dysfunction.
• have a pacemaker or other electronic medical devices.
• may be pregnant.
• have phlebitis or thrombosis.
• have an increased risk for blood clots.
• had recent surgery.
• have surgical pins, screws, or anything mechanical implanted in your body.
Safety
792590_INS_uAstro2 Massage Chair Instructions Doc. Size: 5.5”W x 8.5”H Output at 100% Prints 1/0 Black

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Caution
• The uAstro2 is not intended for use by children or persons with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have
been given supervision or instruction concerning use of the uAstro2 by a person
responsible for their safety.
• Children should be supervised to ensure that they do not play with the uAstro2.
• Avoid using the uAstro2 under the influence of alcohol.
• Do not apply massage rollers directly on the head, elbow or knee joints, torso
or abdomen.
• If your legs or feet slip off the leg rest during massage, do not force them back in as
this may result in injury.
• Remove the power plug from the electrical outlet immediately should liquid be
accidentally spilled onto the uAstro2. Do not use wet hands to connect or
disconnect the power plug from the electrical outlet.
• Do not tamper with the power cord or use the uAstro2 with a damaged cord as this
may result in malfunction and electric shock.
4. Instances When the uAstro2 Should Not Be Used
In the following events, please switch off the main power switch immediately and
disconnect the power cord from the electrical outlet:
• If water is accidentally spilled onto the uAstro2. This may result in electric shock
or malfunction.
• If the fabric of the backrest is torn and the internal components are exposed.
• If pain or discomfort is felt during massage, stop operation immediately
and consult your doctor.
• If you detect any malfunction or any other abnormal condition during operation.
• If there is a power failure. Injury may occur when power is restored unexpectedly.
• If there is lightning.
5. Assembly and Repair of the uAstro2
• Do not disassemble the backrest cover of the uAstro2. Touching the internal
components may result in malfunction or electric shock.
• The uAstro2 must only be professionally serviced or repaired. Do not attempt
to disassemble or repair the uAstro2 yourself.
Safety

5
6. Things to Note About the Power Plug and Cord
• Check that the Alternating Current (AC) voltage corresponds with the specifications
indicated for the uAstro2.
• Do not connect or disconnect the power plug from the electrical outlet with
wet hands. This may result in malfunction or electric shock.
• When disconnecting the power plug, pull it by holding the plug, not the cord.
• Although operation will be stopped automatically by the Auto-Timer function,
always remember to switch off the main power switch after use.
• Do not place the power cord under the uAstro2 or any other heavy objects.
• Do not wind the power cord around the uAstro2 as this may damage the cord
and result in a fire or electric shock.
• Do not operate the uAstro2 with a damaged cord or extension cord.
• Do not use the uAstro2 if the electrical outlet is loose.
• If the power cord is damaged, it should be replaced by a qualified technician.
7. Grounding Instructions
This product must be grounded. If it should malfunction or break down, grounding provides
a path of least resistance for the electric current to reduce the risk of electric shock.
This product is equipped with a cord with an equipment-grounding conductor and a grounding
plug. The plug must be plugged into an appropriate outlet that is properly installed and
grounded in accordance with all local codes and ordinances.
DANGER—Improper connection of the equipment-grounding conductor can result in a risk of
electric shock. Check with a qualified electrician or service technician if you are in doubt as to
whether the product is properly grounded. Do not modify the plug provided with the product—
if it will not fit the outlet, have a proper outlet installed by a qualified electrician.
This product is for use on a nominal 120V circuit and has a grounding plug that
looks like the plug illustrated below. Make sure that the product is connected to an outlet
having the same configuration as the plug. No adapter should be used with this product.
Safety
792590_INS_uAstro2 Massage Chair Instructions Doc. Size: 5.5”W x 8.5”H Output at 100% Prints 1/0 Black

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Names of parts and functions
1. Headrest
2. Shoulder massage unit
3. Arm massage unit
4. Seat
5. Leg rest
6. Backrest pad
7. Backrest
8. Armrests
9. Backrest cover
10. AC plug*
11. AC cord
12. Controller
13. Controller side pocket
14. Casters
15. Main power switch
6
7
8
2
1
3
4
5
9
13
12
15
14
11
10
*Parts may differ from those shown in illustration.

7
Names of parts and functions
Controller
Safety stop button
To stop chair operation
immediately. Rollers will not
return to storage position.
To raise or recline the
backrest and leg rest.
Chair recline buttons
Refer to page 15 for details.
Automatic massage
program buttons Roller adjustment
button
To adjust the roller position
after initialization during
automatic, localized and
focus mode programs.
Power ON/OFF. Switching off
the power while in operation
will cause the rollers to return
to their storage position.
Power button
To pause
massage program.
Pause button
LCD display
To display information on
timer, massage intensity,
speed and roller position, etc.
To raise or lower the
leg rest.
Leg Rest up / down
buttons
To stop all functions. Chair
will return to default position.
Seat Return button
To recline chair to
Zero Gravity angle.
Zero Gravity button
Intensity button
To adjust the massage
strength and air bag
massage intensity.
Timer button
To select variable
countdown selection.
Heat button
To activate heater
at lumbar area.
792590_INS_uAstro2 Massage Chair Instructions Doc. Size: 5.5”W x 8.5”H Output at 100% Prints 1/0 Black

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Names of parts and functions
Caution for damage prevention
• Do not sit, step or place heavy objects on the controller.
• Do not drop the controller. It is recommended that the
controller unit be placed in the controller side pocket
when not in use.
• Do not exert excessive force on the controller.
• Do not handle the controller with wet hands.
• Do not operate the controller using sharp-edged
or hard objects. It may result in damage.
Caution
Controller (Inner Panel)
Refer to page 16 for details.
Localized area
massage program
buttons
Refer to page 16 for details.
Manual selection
massage program
buttons
Massage fine
adjustment button
Seat/Hand vibration
button
Focus
To focus massage
at desired position.
Roller width
To adjust the width of the
rollers. By default, the roller
width is set at ‘Mid’.
Refer to page 17 for details.
Refer to page 17 for details.

9
Features and effectiveness
Features
• Full-body massage with relaxing back,
seat and foot massage.
• 8 automatic massage programs (Full
Body, Full Air, Relax, Energize, Swedish,
Rejuvenate, Stretch and Quick).
• 4 manual massage programs (Kneading,
Roller, Rolling and Tapping) allow user to
customise desired massage.
• Air-bag massage programs (Neck &
Shoulder, Arm, Seat & Lumbar (Air),
Foot Air and Roller) with 5 levels of
intensity adjustment.
• 4 localized area programs (Neck &
Shoulder, Arm, Seat & Lumbar (Air),
Back & Lumbar, Foot Air & Roller)
• A deep massage, using a 4-roller
system on the full body.
• Roller width adjustments during
manual massage programs (Rolling
and Tapping).
• Heat function at lumbar area.
• 1 touch Zero Gravity position button.
• Massage speed adjustments for
Kneading and Tapping.
• Color LCD display to show massage
progress and remaining massage time.
• 15 minutes auto timer.
• Casters located at the back of the chair
to allow easy movement.
• Removable cushion pad at backrest for
different massage intensities.
Effectiveness
• Relieves muscle fatigue.
• Helps improve blood circulation.
• Relieves tired muscles.
• Relaxes stiff and aching muscles.
• Relieves muscle strain and tension.
• Helps relieve stress.
• Promotes relaxation.
• Helps relieve pressure on the
lower back.
792590_INS_uAstro2 Massage Chair Instructions Doc. Size: 5.5”W x 8.5”H Output at 100% Prints 1/0 Black

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Zipper
Velcro
Backrest pad
Preparation before use
Setting up the uAstro2
• uAstro2 is packed with its
backrest reclined. The armrest
unit is packed separately.
• Before use, ensure that the backrest
is raised fully to its upright position.
• Unzip the zipper located at the top
of the backrest pad near the seat.
• Disengage the Velcro® located at the
middle of the backrest pad to remove
or insert the cushion pad.
• Align and engage the Velcro on
the backrest pad to the Velcro
on the backrest.
Placing the cushion pad
• Removable cushion pad is provided to
achieve the type of massage you want.
• If you feel the massage is too light,
remove the cushion pad.
• If you feel the massage is too strong,
insert the cushion pad.
Raise backrest to its
upright position
Cushion pad
Velcro
Backrest
Backrest pad

11
Positioning the uAstro2
• Ensure that there is an allowance of more
than 45” behind the uAstro2 and more
than 20” in front of the uAstro2 to allow
the backrest to recline and the leg rest to
extend without obstruction during operation.
Preparation before use
Power On/Off
• Connect the power plug to the
electrical outlet.
• Turn on/off the main power switch
located at the back of the uAstro2
to power on/off the uAstro2.
Checking the backrest pad
• Lift the backrest upholstery to ensure
that there are no holes or tears on the
backrest pad.
• It is recommended that a carpet be
placed under the uAstro2 to prevent
scratching of the flooring and to reduce
noise level during operation.
• As the uAstro2 is heavy, please exercise
extra care not to damage the floor
surfaces when positioning it.
• Maintain a minimum distance of 3 feet
from AV devices such as a television or
radio to prevent signal interference.
• Use the uAstro2 only when it is placed
on an even, flat surface.
Caution
• Ensure the power cord is not placed
under the uAstro2.
• Ensure all switches are turned ‘OFF’
(including the main power switch)
before connecting the power plug
to an electrical outlet.
• Always check to ensure that there are
no holes or tears on the backrest pad.
Stop using the uAstro2 immediately if
you find even the slightest tear. Unplug
the uAstro2 and contact Brookstone
Customer Service at 866-336-3199.
45”
20”
Caution
Caution
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Preparation before use
Moving the uAstro2
There are 2 methods to move the chair.
Moving method (1)
• Raise the backrest and retract the leg
rest fully.
• Turn the main power switch off and
unplug the power plug from the
electrical outlet.
• Lift up the leg rest unit and move the
chair as shown in the diagram below.
Moving method (2)
• Raise the backrest and retract the
leg rest fully.
• Turn the main power switch off and
unplug the power plug from the
electrical outlet.
• Carry the chair by holding the upper
part of the backrest and the corners
of the side panel.
Castors
Caution
• Do not move the uAstro2 when there
is someone sitting on it. This will cause
the uAstro2 to tip over resulting in
accident and injuries.

13
How to recline the backrest
• To recline the backrest
Push and hold the [ ] (Recline
button) until the backrest is at your
desired angle.
• To raise the backrest
Push and hold the [ ] (Incline button)
until the backrest is at your desired angle.
Raising and lowering the leg rest
The leg rest can be raised for usage
or lowered for storage.
• To raise the leg rest
Press and hold the leg rest button [ ]
until the leg rest is at the desired angle.
• To lower the leg rest
Press and hold the leg rest button [ ]
until the leg rest is at the desired angle.
Leg rest extension and retraction
• Raise the leg rest until your legs
are placed at natural position.
• Stretch your legs to a comfortable
position. The leg rest will extend
or retract and stop at an
appropriate position.
Preparation before use
Sitting on the uAstro2
• The rollers are usually stored in the
upper part of the backrest. This position
is known as the ‘storage position’.
• If the rollers are not in the storage
position, simply reset by pressing the
power button on the controller before
sitting on the uAstro2.
To use the heat function
• Press [ ] button to turn on/off the
heat function.
Caution
• Do not sit down on the chair with the leg
rest raised. Any sudden heavy weight on
the leg rest could cause damage to the
mechanism, or it may result in accident
or injury if the chair tips over.
• Ensure that the backrest returns to
its most upright position before sitting
down on the chair, then recline it
according to your preference.
792590_INS_uAstro2 Massage Chair Instructions Doc. Size: 5.5”W x 8.5”H Output at 100% Prints 1/0 Black

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Preparation before use
Caution
• The uAstro2 is fitted with a safety
function in the backrest and leg rest
units, which will stop the backrest or
leg rest from descending should there
be any obstruction below it.
• Do not place fingers or objects in
the gap between the seat and the
backrest/leg rest.

15
Automatic massage programs
You may select any automatic massage program that best suits your needs by pressing the
respective automatic program buttons on the controller.
Massage programs and selections
Press [ ] button to switch on the controller. uAstro2 will
recline to its ready position and the LCD on the controller
will light up. If no selection is made after 5 minutes, the
chair will go into idle mode and the LCD light will go off.
(Ready position: Leg rest will raise slightly and backrest will recline
slightly.)
1
Select any of the 8 automatic programs:
[ ] Full-Body - A comprehensive full-body massage
with air bags and roller system for deep relaxation.
[ ] Full Air - Recommended for those who prefer a
softer full-body massage using air bags.
[ ] Relax - Fully relaxes your body for a good rest.
[ ] Energize - Awakens your muscle to prepare them
for the day ahead.
[ ] Swedish - This program consists of harder
kneading and tapping massage.
[ ] Rejuvenate - This program consists of gentler
kneading and tapping massage.
(Recommended for youth aged 14 years and above.)
[ ] Stretch - This program consists primarily of
movement and air pressure to stretch the body.
[ ] Quick - This program provides a quick 5 minutes
massage to refresh the entire body.
(Once an automatic program button is pressed, the initialization
function will begin. During the process, you must remain seated
with your head on the headrest.)
2
The massage program begins when the initialization
is completed.
You can adjust your desired shoulder position further by
pressing the [ ] or [ ] button within 6 seconds after
initialization function has ended.
4
The progress is shown on the LCD. The selected massage
program button will remain lit during the program (The
default timing for all massages is 15 minutes).
uAstro2 will beep twice when there is 1 minute left in
the massage program. You may extend the massage by
pressing the [ ] button.
After the massage has completed, the rollers will return
to their storage position.
Note
• Keep each massage
session to no longer
than 15 minutes.
• Do not massage any
particular area of the body
for more than 5 minutes.
• Keep massage session to
a maximum of 30 minutes
per day.
3
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Localized area program
You may select and combine your favourite massage areas by pressing the respective localized
area massage buttons.
Massage programs and selections
1
4
The massage will end after approx. 15 minutes. After
the massage is completed, the rollers will return to the
storage position.
Manual massage programs
You may select and combine your favorite massage
type, speed and intensity by pressing the respective
manual selection buttons on the controller.
2
There are 4 localized area massage programs (Neck &
Shoulder, Arm, Seat & Lumbar (Air), Back & Lumbar, Foot
Air & Roller) which can be combined to user’s desire.
(When Back & Lumbar program is selected, the initialization
function will begin. During the process, you must remain seated
with your head on the head rest.
The massage program begins when the initialization is completed.
You can adjust your desired shoulder position further by pressing
the [ ] or [ ] button within 6 seconds after initialization function
has ended.)
There are also 4 types of manual massage programs for
user to select and combine.
(When Rolling is selected in a combination, Kneading and Tapping
cannot be activated.
When Foot Air & Roller are selected in a combination, Roller cannot
be activated.)
3
Select and combine your massage type, strength and intensity
by pressing the respective manual selection buttons.
Kneading, Roller, Rolling, Tapping are able to combine
with localized area programs.
(When Rolling is selected in a combination, Kneading and Tapping
cannot be activated.
When Foot Air & Roller are selected in a combination, Roller cannot
be activated.
When Back & Lumbar is selected in a combination, Kneading,
Tapping and Rolling cannot be activated.)
Note
• Keep each massage
session to no longer than
15 minutes.
• Do not massage any
particular area of the body
for more than 5 minutes.
• Keep massage session to
a maximum of 30 minutes
per day.
Press the [ ] button to turn on the controller. To make a
selection from the manual selection mode, open the front panel
on the controller. Chair will go into idle mode after 5 minutes if no
selection is made.

17
Adjusting automatic program, localized area program or manual
program settings
Massage programs and selections
Timer button
Default time is at 15 minutes. User is able to change
the timer from a selection of 5, 10, 15, 20, 25 and
30 minutes.
Heat button
Heat function is set to off by default. It is applicable during
any automatic program, localized area program or manual
program. You may also use the heat function on its own.
Air intensity button
The intensity of the air massage starts off at default
level 3. Each time the button is pressed, the intensity will
increase by 1 level. The maximum level is 5. If the program
is changed, the intensity level will reset to its default level.
Massage strength button
The strength of the massage starts at level 3 by default.
(By default, the massage starts at level 2 for Swedish
program and level 1 for Rejuvenate program). Each
time the button is pressed, the strength will increase by
1 level. The maximum level is 5. If the program is changed,
the massage strength is reset to its default level.
Vibration Button
The vibration mode can be switched on or off while any
of the programs are running. User can select from Seat
or Hand area to switch on or off the vibration.
Roller width button
The roller width function can only be activated during
Tapping and Rolling massage mode. By default, the
roller width is set at ‘Mid’. User may change from Narrow,
Mid and Wide roller widths.
Focus button
The focus function can only be activated during
Kneading and Tapping massage mode. When Focus is
selected, user can press the [ ] or [ ] button to set
desired massage position.
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Massage programs and selections
Changing the massage program
You may change from one massage program
to another at any time without having to
wait for it to complete. Selecting a different
program during another program will cause
the rollers to return to their storage position
and begin the newly selected program.
However, changing between programs
will not reset the timer.
Stopping a massage session
Press the [ ] button to stop all massage
functions. The rollers will move back to the
storage position and all air bags will deflate,
ending the massage. The [ ] button will
change to a yellow color and go into
standby mode.
Pausing a massage session
To pause a massage, press the [ ] button
on the controller. This will temporarily freeze
all operations. Press the [ ] button again
to resume massage.
Note
• In an emergency or any malfunction,
press [ ] button to stop the massage
immediately. Rollers will not return to
storage position. Press the [ ] button
to bring the rollers to the storage
position again and turn off the
main switch.
Caution
• To avoid accidents and malfunction
of the uAstro2 Massage Chair, switch
off the Main Switch and disconnect the
power plug from the electrical outlet
after use.
• Always disconnect the power plug
from the electrical outlet if the
uAstro2 Massage Chair is not
being used for a period of time.