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5.0

 

Sirius Problems   

5.1

 Common Installation issues   

5.1.1 

Does not receive channels or stay in Sirius mode

   

 

Ensure a Sirius tuner and antenna is connected to the stereo. Check the wiring diagram in section 1 of this guide for 

location of the Sirius tuner connection.   

 

Ensure the correct Sirius tuner is installed. See section 2 of this guide.   

 

5.1.2

 How to display the Sirius SID number on the stereo   

 

Method 1 - Using the tuning knob, tune to channel 000.   

 

Method 2 - Press and hold the MOD button then press the LOUD/0 button three times.   

 

5.1.3 

Cannot display the Sirius SID number 

 

perform the same check points as in above section 5.2.1   

 

5.1.4 

LCD displays “Check Antenna”

   

 

Antenna is disconnected from the Sirius tuner.   

 

The antenna has lost line of site from the satellite.   

 

5.2 New issues on previously working systems   

5.2.1 

Does not receive channels or stay in Sirius mode

   

 

Check connection between stereo and Sirius tuner for looseness or possibly disconnection.   

 

Check the same connection for corrosion or rust.   

 

Replace Sirius tuner.   

 

5.2.2 

Displays “Check Antenna”   

 

Antenna to satellite line of site is disrupted.   

 

Check antenna connection to tuner for disconnection or looseness.   

 

Check the same connection for corrosion or rust.   

 

Note:

 If Sirius is not connected with the correct tuner and antenna, then the MR18.3 will show Sirius, and then skip over Sirius 

after a delay of 5-10 seconds.   
 

6.0 Reset Procedure 

 

Press the reset button behind the radio faceplate while the stereo is on

 

 

Hold down MOD and BND button simultaneously until the stereo powers down (this will reset all presets).

 

 

Disconnect the 12 pin connector plug for about 15 seconds

 

 
7.0 Lubrication of Tuning Knob

 – necessary if either or both knobs become slow or unable to return to center position.   

 

7.1 Material and tools   

 

A good quality non-stick cooking spray – this type of lubricant is highly lubricating, easy to use, and will not corrode or 
swell the rubber membrane which surrounds the shaft of each knob. Petroleum cut lubricants such as silicon sprays or 
anti-rust lubricants are not recommended as they will permanently damage the rubber membrane.   

 

A toothpick or other very thin but blunt round object.   

 

A pair of pliers.   

 
 
 
 
 
 
 

Summary of Contents for JBLMR18.3

Page 1: ...wer 3 3 Buttons controls not responding or behaving erratically 3 4 Poor reception or no reception 3 5 No audio speaker audio is unevenly distributed or some speakers not working 3 6 Low audio 3 7 Flu...

Page 2: ...er wires as this will cause permanent damage to the radio s output IC Tape off any unused speaker wires individually to prevent accidental shorting which can also harm the output IC Antenna must be in...

Page 3: ...tuations a bad fuse can be spotted visually this may not always be the case The best method would be to use a multi meter or a test light Ensure the battery power supply is putting out at least 12V wh...

Page 4: ...remotes remote adaptors and extensions If the stereo returns to normal operation plug one attachment in at a time until the discovering the defective part Check all remote connections for water intrus...

Page 5: ...iPod or MP3 player make sure the volume is turned up Check speaker connections Ensure each speaker wire is routed to the appropriate speaker terminal for which it is intended Inspect all speaker wire...

Page 6: ...for more information If nothing else works initiate warranty claim if you are under warranty 3 10 CD door won t close open Initiate a warranty claim if you are under warranty 4 0 External Amplifier Is...

Page 7: ...corrosion or rust Replace Sirius tuner 5 2 2 Displays Check Antenna Antenna to satellite line of site is disrupted Check antenna connection to tuner for disconnection or looseness Check the same conne...

Page 8: ...othpick gently work the cooking spray between the shaft and rubber membrane lubrication the entire perimeter of the shaft DO NOT INSERT TOOTHPICK MORE THAN 1 16 INCH AS THIS CAN PUNCTURE THE RUBBER SE...

Page 9: ...sting Twist the knob in one direction and let go The knob should quickly bounce back to center Repeat the step above but now in the opposite directly Check other controls on the stereo for proper oper...

Page 10: ...8 0 Location of Production and Serial Numbers These numbers are found on the silver label location on the bottom of the radio s chassis See below example...

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