iHome iHM28 Technical manual

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Model: iHM28
Instruction Manual (English)
Print color : Black text on white paper
Size of manual: 178mmW x 178mmH
Date: Mar 20, 2013
Model: iHM28
Color Changing
Dual Alarm Clock Speaker
System with USB Charging
and FM Radio
Questions? Visit www.ihomeaudio.com
download QR code
reader app and scan

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Thank you for purchasing the iHome iHM28 Color Changing Dual Alarm Clock FM Radio. This system provides high quality
audio performance combined with relaxing colored mood lights. Please read this instruction carefully before operating the unit
and keep it for future reference.
Getting Started
• Place the unit on a level surface away from sources of direct sunlight or excessive heat.
• Protect your furniture when placing your unit on a natural wood and lacquered finish. A cloth or other protective material
should be placed between it and the furniture.
• Clean your unit with a soft cloth moistened only with mild soap and water. Stronger cleaning agents, such as Benzene,
thinner or similar materials can damage the surface of the unit.
Maintenance
1
2
3
4
5
6
7
8
9
10
Controls and indicators
iHM28 Quick Start
Display / Installing/Replacing the Clock Backup Battery
Setting the Time/ Setting the Alarm
Operating the Alarm /Listening to FM Radio
Using the Unit in Other Countries/Playing your Aux Audio Device/Charging a Device with the USB Port
Color Change Mode / Dimmer Mode / Bedtime Sleep Mode
A Consumer Guide to Product Safety
Trouble Shooting
Warranty Information
Table of Contents

FCC Information
• Warning: Changes or modifications to this unit 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.
• Increase the separation 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 Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada.
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.
Battery Information
For models that use Lithium batteries
• Lithium batteries can explode or cause burns if disassembled, shorted, recharged, exposed to water, fire, or high temperatures.
& not handled appropriately
•°Do not place loose batteries in a pocket, purse, or other container containing metal objects, mix with used or other battery
types, or store with hazardous or combustible materials. °
•°Store in cool, dry, ventilated area.
• Follow applicable laws and regulations for transport and disposal.
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1
Top panel
Controls and Indicators
Lower Volume Button
Radio/Aux Button
Press to toggle between
FM radio and Aux-in modes
DC Adapter Jack
Plug in AC adaptor cable and
connect to outlet
USB charging port
Plug in USB cable to charge device
Aux-in audio cable
Connect to audio device
headphone/aux-out jack
Play/Pause and Presets Button
Press to play or pause connected aux
devices, set and select FM radio presets
>> Forward/ Plus
Settings Button
Press to raise selected setting
<< Reverse/Minus
Settings Button
Press to lower selected setting
Time Set/Sleep Button
Press for sleep timer
Press and hold for manual time setting
Snooze/Dimmer Button
Press to silence alarm for selected time
Press to adjust brightness during standard operation
(not during alarm mode)
Power/Alarm Reset Button
Press to turn unit ON or OFF,
reset alarm when sounding
Raise Volume Button
Raise volume
Lower volume
Set and arm/disarm Alarm 2
Alarm 2 Button
Set and arm/disarm Alarm 1
Alarm 1 Button
Rest for iPhone, iPod, other device
Device Backrest
Press to cycle color settings
Color Button
Back panel
Access backup battery
Backup Battery Compartment
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FM radio antenna
Extend antenna for best reception
(do not strip, alter or attach to
other antennas)

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iHM28 Quick Start
2: aux in
Press and release the Radio/Aux Button as
needed to select FM radio mode. The current
station will appear on the display.
Press the –or + Button to set the desired
station (hold to scan for next clear
station). See page 5 for setting FM station
presets.
1: power
3: radio
Uncap and connect the plug from
the hardwired audio cable on the
back of the unit to the headphone
or line-out jack on your audio
device. Turn on your audio device
and put it in play mode. Press the
Button to play and pause.
Attach AC adaptor cable to the
DC adapter jack on back of the
iHM28 and plug the other end
into a wall socket to play aux
device or radio. Remove the tab
from the battery backup
compartment.
RESET
RESET
TEST
TEST
Press and hold the Time Set/Sleep Button until the
display flashes.
Press –or + Button to set correct time (hold for rapid
adjustment). Make sure to set correct AM or PM time.
Press the Time Set/Sleep Button again, then press –
or + Button to set the correct year.
Press the Time Set/Sleep Button again, then press –
or + Button to set the correct date.
Press the Time Set/Sleep Button again to complete
time setting.
4: time set
Press and release the Color Button as needed to cycle
through color mode settings. In Fast color change
mode, press and release the Color Button when a
specific color is showing to select that color.
When the unit is OFF and in one color mode, press the
–or + Button to change color.
5: color change

Note: The CR2450 lithium battery is included in the unit. Please pull out the battery pull tab before you use the unit.
This model is equipped with a battery backup circuit that will maintain the time and alarm time settings in the event of a
temporary power interruption. The battery backup circuit will also operate the buzzer alarm to wake you up at the selected
wake up time even if the power is out. The battery backup circuit requires one CR2450 lithium battery, included.
When the backup battery is getting weak the Low Backup Battery Indicator will begin flashing in the display. When you see
this flashing indicator you should replace the backup battery as soon as possible. Purchase a replacement CR2450 battery,
available wherever batteries are sold, and follow steps 1 through 4 below to install the replacement battery.
To replace the backup battery:
IMPORTANT: When replacing the backup battery be sure to have the unit connected to
the AC outlet to maintain all of your settings, otherwise it will be necessary to reset the
time and alarm time after the battery is replaced.
1. Place unit face down. Locate the battery backup compartment found on the back of
the unit.
2. Use a Phillips screwdriver to open the battery compartment cover. Remove the cover
and remove the exhausted CR2450 battery.
3. Insert a fresh CR2450 battery in the backup battery compartment with the “+” side
facing up, as illustrated.
4. Replace the battery compartment cover and screw the compartment door back in
place. Do not overtighten. Confirm that the backup battery indicator is not flashing in
the display.
Note: Make sure you dispose of battery properly (see your local regulations).
Display
3
Installing/Replacing the Clock Backup Battery
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Installing Backup Battery
Wake to indicator
PM indicator
AM indicator
Sleep mode indicator
Time display
Low Backup Battery indicator
Alarm display indicator
FM radio mode indicator display
Mode/Bedtime Sleep Timer/
FM station/alarm time display
Alarm 1 and 2 indicators
Alarm is armed and will sound at set time

4
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Setting the Time
1. Press and hold the Time Set/Sleep Button. The time will flash and a beep will sound. Press the – or + Button to set the
correct time (press and hold for rapid setting). Remember to set the correct AM or PM time. The AM and PM Indicators are
located to the left of the time digits.
2. Press either the or Button at any time during clock setting to toggle the display between 24 hour (military) and 12 hour
(standard) display mode. The PM indicator will not appear when display is in 24 hour mode.
3. Press the Time Set/Sleep Button again. The year will flash. Press the – or + Button to set the correct year.
4. Press the Time Set/Sleep Button again. The date will flash. Press the – or + Button to set the correct date (press and
hold for rapid setting).
5. Press the Time Set/Sleep Button again (or no button press within 10 seconds) to exit the clock setting mode. 2 beeps will
confirm clock setting is complete.
This unit has a dual alarm system so you can set two separate alarms to different alarm times and sources.
Setting the Alarms
Note: Alarm 1 and Alarm 2 are set the same way; Alarm Button below means the button ( or ) for whichever alarm
you are setting.
1. Press and hold the or Button until the alarm time flashes on the lower part of the display and a beep sounds. Press
and release the
– or + Button to set the alarm time (press and hold for faster setting). Remember to set the correct AM
or PM time.
2. Press and release the Alarm Button again to confirm the set alarm time. The wake to icon will flash.
3. Press and release the
radio/aux Button to set the alarm wake-to source: FM radio or Aux-in.
To wake to FM radio: The default wake to source is the current FM radio station. Press and release the – or + Button
to set a different station (press and hold to scan to the next clear station). To wake to a preset station, press the presets
/Play Pause Button to cycle to the desired preset (see page 5 for details on setting presets).
To wake to Aux-in audio device: Press and release the radio/aux Button to cycle to aux-in mode (aux-in appears on
the display). At the set alarm time the unit will send a play command to the aux-in audio device currently connected via
the attached aux-in audio cable. NOTE: Some aux devices will not work with the aux-in alarm. Make sure to test your
device in aux-in mode before relying on it as a wake source. If the unit does not detect an aux audio device at the set
alarm time, the unit will default to buzzer alarm. The alarm cycle lasts for one hour; make sure you have enough music on
your audio device to last that long.
4. Press and release the Alarm Button again, then press and release the – or + Button to set the color LED wake cycle:
Dawn (amber fade leading up to alarm time), Flash (flashing red while alarm sounds), Glow (glowing color sequence while
alarm sounds) or None (no wakeup LED effect).
5. Press and release the Alarm Button again (or no button within 10 seconds) to exit the alarm setting mode. 2 beeps will
confirm alarm setting is complete. The alarm will be armed once set and the corresponding alarm icon will light up. The
lower part of the display will show the earliest set alarm time.
Setting the Alarms

Setting up the Antenna
Extend the FM wire antenna fully for best reception. Do not strip, alter or attach to other antennas.
Tuning and Playing the Radio
1.Press and release the radio/aux Button as needed to cycle through FM radio and Aux-in modes.
2.When FM mode is selected, press the +or – Button to tune the radio to a desired station. The current radio frequency
appears in the lower part of the display. Press and hold the +or – Button for a few seconds to scan for the next clear
station.
3. To memorize a station as a preset:
A. Press the presets Button as needed to step through the 6 presets (P1 - P6) to the number you wish to assign,
and then hold the presets Button until the selected preset number begins flashing in the display and 1 beep
sounds.
B. Press the +or – Button to tune the radio to a desired station. Hold briefly to have the radio autoscan/search for the
next clear station.
C. Press the presets Button to confirm the setting, two confirmation beeps will confirm the setting and the preset
number you wish to assign. Repeat steps A-C to preset up to 6 stations.
4. To listen to a preset station, press the presets Button to choose the desired preset.
5. Press the or Button on the unit to adjust the system volume.
5
At the set time, the alarm will sound for 1 hour. If waking to Aux-in, make sure your device is connected to the aux-in audio cable
and has an hour of music in it or is set to repeat.
1. To turn off the sounding alarm and reset it to come on at the same time the following day, press and release the Button.
The alarm sound will stop but the alarm icon will remain in the display, indicating the alarm is armed. To turn off
the alarm without resetting it for the next day, press and release the Alarm Button.
2. Press and release the Alarm Button during normal operation (alarm is not sounding) as needed to arm the alarm (alarm
icon is present) or to cancel it (no alarm icon).
3. Press and release the Snooze Button while alarm is sounding to temporarily silence the alarm for the set snooze time
(default is 9 minutes). To adjust the snooze time: press and hold the Snooze Button during normal operation. The
snooze time will flash on the display and 1 beep sounds. Press the
– or + Button to adjust the snooze time from 1 - 29
minutes. Press and release the Snooze Button again (or no button within 10 seconds). Two beeps will sound to confirm
snooze setting and return unit to normal operation.
Operating the Alarm
Listening to FM Radio
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1. Unplug the hardwired aux audio cable from the cable cap on the back of the unit and connect it to the headphone jack
or aux-out jack on your audio device.
Press and release the presets Button to play it. NOTE: Some aux devices will not respond to the iHM28 play/pause
command. Make sure to test how your device responds.
2. Navigate tracks and menus from your audio device.
3. When the device is in play mode, press the presets Button to pause play; press again to resume play.
4. Press the or Button to adjust the unit volume.
5. To turn off the unit, press and release the Button. Make sure to turn off your audio device, too.
Playing your Aux Audio Device
A USB port is located on the back of the unit for charging devices while the unit is connected to AC power.
Connect one end of a compatible USB cable (not included) into the standard USB port on the unit and the other end into the
device you wish to charge. Some devices require proprietary USB charging ports or cables. Monitor the charging status of
your device. If the device does not charge, you will need to use the charger that came with your device.
6
Different regions of the world use different FM radio frequency steps and ranges. You will need to select the one that matches
the standards in your region (USA, EUROPE, JAPAN, AUSTRALIA, or CHINA). The default setting is USA; if you live in the US,
you may skip this section.
1. Make sure the unit is OFF (not playing in any mode). Press and hold the radio/aux Button for about 5 seconds until
“Radio xxx” appears in the lower part of display and 1 beep sounds. Press and release the + or – Button to set the “xxx”
to your region.
2. Press and release the radio/aux Button again (or no button within 10 seconds) to exit the radio frequency setting mode.
Two beeps will confirm radio frequency setting.
Using the Unit in Other Countries
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Charging a Device with the USB Port

This unit has a Bedtime Sleep feature which gradually lowers the volume of playing audio over a set time then turns the unit
off. The unit will also send a pause command to certain devices connected via the aux-in. Test your device to see if it works.
1. Press and release the Sleep Button as needed to cycle to the desired sleep setting: 120, 90, 60, 30, 15 minutes or Off
(cancels sleep mode).
2. To set sleep volume, press the or Buttons. Sleep volume does not effect normal or alarm volume settings.
3. During sleep mode, press the Sleep Button to view the sleep time remaining. Press again to set sleep to the next lowest
setting.
4. To cancel sleep mode and turn the unit off, press and release the Button at any time during sleep mode.
When unit is in normal mode (no alarm is sounding), press the Snooze/Dimmer Button to cycle through High, Medium, Low,
and Off brightness settings. Settings affect both the display and cabinet LED. Dimmer function will not work during GLOW
color change mode. When LED color mode is set to OFF, pressing the Snooze/Dimmer Button will place unit in 1 COLOR
mode with white backlight. Press the Color Button again to return color mode to OFF.
Color Change Mode
Color Change Mode can be accessed whether the unit is ON or OFF. There are 3 color settings. Press the Color Button
to cycle through them. The settings are:
• GLOW Slow color change (default): Colors slowly fade in and out continually from one color to the next.
• FAST Fast color change: colors change quickly from one to another through the color spectrum.
• 1 COLOR Select the last color. NOTE: To manually cycle to a desired color, press and release the
–or + Button as needed while the unit is OFF. This function is not available while the unit is ON.
• OFF Turns off cabinet color effect.
7
Dimmer Mode
Bedtime Sleep Mode
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A Consumer Guide to Product Safety
8
When used in the directed manner, this unit has been designed and manufactured to ensure your personal safety. However,
improper use can result in potential electrical shock or fire hazards. Please read all safety and operating instructions carefully
before installation and use, and keep these instructions handy for future reference. Take special note of all warnings listed in
these instructions and on the unit.
1. Water and Moisture – The unit should not be used near water. For example: near a bathtub, washbowl, kitchen sink,
laundry tub, swimming pool or in a wet basement.
2. Ventilation – The unit should be situated so that its location or position does not interfere with its proper ventilation. For
example, it should not be situated on a bed, sofa, rug or similar surface that may block ventilation openings. Also, it
should not be placed in a built-in installation, such as a bookcase or cabinet, which may impede the flow of air through
the ventilation openings.
3. Heat – The unit should be situated away from heat sources such as radiators, heat registers, stoves or other appliances
(including amplifiers) that produce heat.
4. Power Sources – The unit should be connected to a power supply only of the type described in the operating instructions
or as marked on the appliance.
5. Power-Cable Protection – Power supply cables should be routed so that they are not likely to be walked on or pinched
by items placed upon or against them. It is always best to have a clear area from where the cable exits the unit to where
it is plugged into an AC socket.
6. Cleaning – The unit should be cleaned only as recommended. See the Maintenance section of this manual for cleaning
instructions.
7. Objects and Liquid Entry – Care should be taken so that objects do not fall and liquids are not spilled into any openings
or vents located on the product.
8. Attachments – Do not use attachments not recommended by the product manufacturer.
9. Lightning and Power Surge Protection – Unplug the unit from the wall socket and disconnect the antenna or cable
system during a lightning storm or when it is left unattended and unused for long periods of time. This will prevent damage
to the product due to lightning and power-line surges.
10. Overloading – Do not overload wall sockets, extension cords, or integral convenience receptacles as this can result in
a risk of fire or electric shock.
11. Damage Requiring Service – The unit should be serviced by qualified service personnel when:
A. the power supply cable or plug has been damaged.
B. objects have fallen into or liquid has been spilled into the enclosure.
C. the unit has been exposed to rain.
D. the unit has been dropped or the enclosure damaged.
E. the unit exhibits a marked change in performance or does not operate normally.
12. Antenna – Do not connect an external antenna to the unit (other than that provided).
13. Periods of Nonuse – If the unit is to be left unused for an extended period of time, such as a month or longer, the power
cable should be unplugged from the unit to prevent damage or corrosion.
14. Servicing – The user should not attempt to service the unit beyond those methods described in the user’s operating
instructions. Service methods not covered in the operating instructions should be referred to qualified service personnel.
Questions? Visit www.ihomeaudio.com
Page 11

Unit doesn’t respond
(no power)
AC adaptor isn’t plugged to a wall outlet or
the connector is not plugged into the power
supply jack on the back of the unit
Wall outlet is not functioning
Make sure the AC adaptor is properly connected to a working
wall outlet and to the power supply jack on the unit
Make sure the AC adaptor is properly connected to a working
wall outlet and to the power supply jack on the unit
Plug another device into the same outlet to confirm the outlet is working
Playing device but
there is no sound device is not connected properly
Remove your device from the audio cable and check for any
obstruction on the connectors and on your device.
Device didn’t
charge up device is not connected properly Check all connections to make sure the AC adapter is properly
connected to the unit and to the wall outlet and that the USB
cable is the correct fit for your device and is properly connected
Sound is distorted
LED color lighting
effect is missing/
not working
Volume level is set too high Decrease the unit volume
Charge device using the charger that came with it.
Press Color Button to cycle to other color LED modes
Press Snooze/Dimmer Button to cycle to other brightness
modes
Sound source is distorted
LED color mode is set to OFF
Dimmer is set to OFF
Unit is running on backup battery
If original sound source file is poor quality, distortion and noise
are easily noticed with high-power speakers.
Try a file from a trusted audio source such as iTunes
Volume on unit or device is too low
Your device is not playing/device is
locked up Press play button on your device to play it manually.
Please make sure your device is working properly before
connecting it to the unit. Please refer to your manual for details.
SolutionSymptom Possible Problem
Adjust the volume settings on your device and on the unit
device is locked up/frozen/ battery
has a problem
Device requires a proprietary charging set
up.
Please make sure your device is working properly before
connecting it to the unit. Please refer to your manual for details.
Try reducing the output volume on the device itself. Also, try
turning bass boost OFF under settings.
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Trouble Shooting

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iHM28-032013-A Printed in China
iHomeProducts,adivisionof SDITechnologiesInc. (hereafterreferredto asSDI),warrants thisproductto befreefrom defectsinworkmanship
andmaterials,undernormaluseandconditions,foraperiodofone(1)yearfromthedateoforiginalpurchase.Shouldthisproductfailtofunction
ina satisfactory manner, it isbest to first return it tothe store where it wasoriginally purchased. Should thisfail to resolve the matterand service
stillberequiredbyreasonofanydefectormalfunctionduringthewarrantyperiod,SDIwillrepairor,atitsdiscretion,replacethisproductwithout
charge.This decisionissubject toverification ofthedefect ormalfunctionupon deliveryofthis producttotheFactoryServiceCenterauthorized
by SDI Customer Service. The product must include proof of purchase, including date of purchase. An out-of-warranty fee for service will be
charged for units that are received without proof of purchase.
Before returning this product for service, please first replace the batteries (if applicable) with fresh ones, as exhausted or defective batteries are
the most common cause of problems encountered.
If service is still required:
1. Call SDI Customer Service at 1-800-288-2792 for Return Authorization and for the address of the Factory Service Center.
2. Remove the batteries (if applicable) and pack the unit in a well padded, heavy corrugated box. SDI is not responsible for damage that
occurs during shipping to the Factory Service Center.
3. Enclose a photocopy of your sales receipt, credit card statement, or other proof of the date of purchase, if within the warranty period.
Also include your name and address information, a brief description for why the unit is being returned, and the return authorization
number. No unit can be processed without a return authorization number.
4. Write the return authorization number on the side of the shipping package and send the unit prepaid and insured to the Factory Service
Center address authorized by SDI Customer Service.
Disclaimer of Warranty
NOTE: This warranty is valid only if the product is used for the purpose for which it was designed. It does not cover (i) products which have
been damaged by negligence or willful actions, misuse or accident, or which have been modified or repaired by unauthorized persons; (ii)
crackedorbroken cabinets, or units damaged byexcessiveheat; (iii) damage to digital mediaplayers,CD’sor tape cassettes (if applicable); (iv)
the cost of shipping this product to the Factory Service Center and its return to the owner.
This warranty is valid only in the United States of America and does not extend to owners of the product other than to the original purchaser.
In no event will SDI or any of its affiliates, contractors, resellers, their officers, directors,
shareholders, members or agents be liable to you or any third party for any consequential or incidental damages, any lost profits, actual,
exemplary or punitive damages. (Some states do not allow limitations on implied warranties or exclusion of consequential damages, so these
restrictions may not apply to you.) This warranty gives you specific legal rights, and you may also have other rights which vary from state to
state.
Your acknowledgement and agreement to fully and completely abide by the above mentioned disclaimer of warranty is contractually binding
to you upon your transfer of currency (money order, cashier's check, or credit card) for purchase of your SDI product.
© 2013 SDI Technologies, Inc. All rights reserved
Questions? Visit www.ihomeaudio.com
or call 1-800-288-2792 Toll Free
Limited 1 Year Warranty Information