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E-10 

AUX OPERATION 

 

You  can  play  other music  sources  (iPod, MP3  or other  digital  audio  players)  through 
the  speakers of the JCR-228 by connecting the AUX IN Jack (#12  ) to your external 
player’s audio out jack or headphone jack. 
1.  Plug one end of an audio cable (not included) into the AUX IN Jack (#12) and the 

other end of the cable to the headphone jack of your digital audio player. 

2.  Press the MODE /   Button (#6) repeatedly to select the AUX mode, The LED 

Display show AU. 

3.  Start playing the device you plugged into the AUX IN Jack (#12). 
4.  Slowly adjust both the volume controls of the JCR-228 and the external device 

until you reach a comfortable listening level. 

5.  Turn off your iPod, MP3 player etc. when finish listening. 
6.  Press and hold the MODE /   Button (#6) 5 seconds to turn the JCR-228 off and 

unplug the AUX IN Jack. 

 

 

Notes :  
• 

If  you  connect  the  JCR-228  to  the  Line-Out  Jack  of  your  external  device,  you 
only need to adjust the VOLUME CONTROL of your JCR-228. If you connect to 
the  Headphone  Jack  of  your  external  device,  you  may  need  to  adjust  both  the 
volume controls of your external device and the JCR-228 to obtain the desirable 
listening level. 

• 

Remember to turn off the JCR-228 when you have finished listening. Don't forget 
to switch off the power of your external audio device as well. 

 

 

DIMMER CONTROL 

Press the DIMMER Button (#8) briefly to select LED Display brightness.

 

 

 

SLEEP FUNCTION 

 

This function allows you to program the system to turn itself OFF after a set period of 
time. You can set your sleep time while in Power On ( Radio, AUX or Bluetooth ) 
mode: 
1.  To activate the sleep function, press the SLEEP button (#11) repeatedly on the 

unit, the display will show “90, 80, 70, 60, 50, 40, 30, 20, 10, OFF in sequence. 

2.  When the display shows your desired sleep time, release the button, the sleep 

timer is now activated, the SLEEP Indicator will Turn On. The display show “10” 
is to indicate “10 minutes” sleep time and so on. When the sleep time counts to 
zero, the unit will go off. 

 
 

 

SPECIFICATIONS 

Power :  

AC 120V ~ 60Hz 7W 

Backup battery : 

2 x AA (UM-3) (not included), for clock backup. 

Frequency Range : 

FM 87.5 – 108 MHz 

 

AM 520 – 1710 KHz 

 

 

 

Summary of Contents for JCR-228

Page 1: ...DIGITAL BLUETOOTH AM FM DUAL ALARM CLOCK RADIO MODEL JCR 228 USER MANUAL PLEASE READ THIS USER MANUAL COMPLETELY BEFORE OPERATING THIS UNIT AND RETAIN THIS BOOKLET FOR FUTURE REFERENCE...

Page 2: ...a third grounding prong The wide blade or the third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 1...

Page 3: ...Adjust only those controls that are covered by the operating instructions as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technic...

Page 4: ...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 in...

Page 5: ...To establish a safe level Start your volume control at a low setting Slowly increase the sound until you can hear it comfortably and clearly and without distortion Once you have established a comforta...

Page 6: ...ectly Wrong polarity may damage the unit NOTE Only use a well known brand of battery to ensure longest life and the best performance CAUTIONS 1 Do not mix old and new batteries 2 Do not mix alkaline s...

Page 7: ...9 Volume 10 Volume 11 SNOOZE SLEEP 12 AUX IN 13 FM ANTENNA 14 PM INDICATOR 15 ALARM 1 INDICATOR wake to alarm 16 ALARM 1 INDICATOR wake to radio 17 BLUETOOTH INDICATOR 18 SLEEP INDICATOR 19 ALARM 2 I...

Page 8: ...through the frequency band Adjust the VOLUME Control 9 10 to obtain the desired sound level The LED display will change to show the clock time after a few seconds Press the TUN HR OR TUN MIN Buttons...

Page 9: ...erable mode Repeat steps 2 3 Now you can play music from your Bluetooth device wirelessly to the JCR 228 1 Selecting your favorite song press the Play Button on your Bluetooth device or the PAIRING Bu...

Page 10: ...esume display the current time 8 Alarm 2 setting procedures are same as Alarm 1 Note If Alarm 1 and Alarm 2 set at same time only Alarm 2 will function SETTING WAKE TO ALARM OR RADIO 1 In standby mode...

Page 11: ...you connect to the Headphone Jack of your external device you may need to adjust both the volume controls of your external device and the JCR 228 to obtain the desirable listening level Remember to t...

Page 12: ...unit to Bluetooth mode Reconnect again Install music to your mobile Aux in no sound Unit not in AUX mode AUX cable connect unstable Switch the unit to AUX mode Reconnect the AUX cable At Spectra envir...

Page 13: ...lure to provide reasonable care and necessary maintenance as outlined in the user manual 3 Warranty of all SPECTRA products applies to residential use only and is void when products are used in nonres...

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