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Polk Audio XRt12 CI Guide 

Page 2 

1/19/05 

Revision 3.0 

Antenna Installation Options: 

 
 

A.

 

Typical Antenna Installation: 

 

Indoor installation on a flat surface 

To aim your antenna at the satellites: 
1. Set the antenna flat against its base on a flat (horizontal) surface. 
2. Turn the base of the antenna so that XM Logo is facing to the 
South/Southwest if you are in the Eastern half of the US, and to the 
South/Southeast if you are in the Western half of the US. 
3. Use the “Antenna Aiming” screen, as described in the owner’s manual, 
to optimize antenna tilt angle and position. 
4. If necessary, experiment with different locations near South-facing 
windows.  
Your High-Gain Home Antenna comes with 20-feet of cable. If that is not 
sufficient to locate the antenna where there is a strong XM signal, please 
see the section below on extension cables. 
 
 

Outdoor installation or Indoor Wall Mounting 

The antenna can also be attached vertically to an external or internal wall 
if that is more convenient than placing it on a horizontal surface. 
 
1. Holding your antenna up, find a wall location that ensures a strong 
signal. It is recommended that you use an extension cord to temporarily 
locate your High-Gain Home Antenna outdoors while optimizing the 
antenna location with the “Antenna Aiming” screen. 
2. Attach four screws to the wall using the Screw-Locator Pattern in 

Figure 3. Use screws with head sizes small enough to fit in the center of 
each of the four holes but large enough not to pop out of the elongated 
sections. Leave 1/8-inch of the screw shanks behind the heads sticking out 
of the wall. 
4. Tilt the antenna fully back on the base, place the antenna base on the 
four screw heads with the antenna pivot at the top and pull down 
approximately 1/4-inch until the base is firmly secured. Note that the XM 
Logo will be upside down when the antenna is properly installed. 
5. Tilt the antenna away from the wall/base until the signal strength is 

optimized.  

 

NOTE:

 Do not cut the antenna cable and attempt to splice it or attach 

alternative connectors or cable. The cable and connectors used in your XM 
Reference Tuner are specifically chosen and attached at the factory to 
ensure that they will work with XM’s unique frequency band. Your High-
Gain Home Antenna comes with 20-feet of cable. If that is not sufficient 

Summary of Contents for XRt12

Page 1: ... 2 3 II IR Codes Remote Control 4 5 III 12 Volt Trigger 6 IV RS 232 Programming Codes 7 9 V Firmware updates 10 This guide is provided as an aid to custom installation and home automation professionals who are integrating the Polk Audio XM Reference Tuner into an automated entertainment system No other use of the information provided in this document is authorized ...

Page 2: ...p find a wall location that ensures a strong signal It is recommended that you use an extension cord to temporarily locate your High Gain Home Antenna outdoors while optimizing the antenna location with the Antenna Aiming screen 2 Attach four screws to the wall using the Screw Locator Pattern in Figure 3 Use screws with head sizes small enough to fit in the center of each of the four holes but lar...

Page 3: ...t and has a built in signal amplifier to match the input gain with the XRt12 XM Reference Tuner C Prewire installation Prewire installation can be accomplished by using the 50 foot extension cable Terk XM EXT50 to route from the XRt12 Tuner location to the desired antenna location The Antenna that comes with your XRt12 tuner has 20 feet of cable and up to two extension cables can be used for a tot...

Page 4: ... 13 4 27 04 00 14 5 27 05 00 15 6 27 06 00 16 7 27 07 00 17 8 27 08 00 18 9 27 09 00 19 Display 27 58 00 20 0 27 00 00 21 Menu 27 53 00 Remote Controls The IR codes for the XRt12 are RC5x which includes a toggle bit as part of the code As a result a single press of a key will send out a toggle bit of 0 the IR code the second press of the same button will send out a toggle bit of 1 the IR code The ...

Page 5: ...version 35 or later to the firmware will allow remotes that can not learn the toggle bit to work with the tuner Learning remotes compatible with RC5x codes The following learning remotes have been tested and determined to work with the XRt12 Manufacture Product Polk XRt12 Firmware Version Comments Philips Pronto TSU3000 Ver 34 or 35 see comments Preprogrammed codes are located on our website www p...

Page 6: ...ithout the need to press the POWER button To disable the 12V Trigger Input feature simply do not connect anything to the 12V Trigger Input jack on the rear panel of the XM Reference Tuner To enable this feature connect a 1 8 mono plug cable tip barrel from your preamp or receiver s 12V Trigger Output to your XM Reference Tuner s 12V Trigger Input jack on the rear panel So long as the XM Tuner stay...

Page 7: ...ideo output is available over the RS 232 port This document defines the ASCII commands which are used to control the Polk Audio XRt12 Settings The communication parameters for communicating with the Polk Audio XM Reference Tuner XRt12 are Parameter Setting Bits per Second 9600 Data Bits 8 Parity None Stop Bit 1 Flow Control None Cable and connector Pin Out DB9 female to female 1 1 cable Pin 1 Floa...

Page 8: ...GetAntennaStrength Retrieves the signal quality Yes see example Mute Mutes the audio output None Unmute Reactivates the audio output None ChangeDisplay Changes the display mode between full artist and song information channel only information and scrolling artist and song information None Jump Switches between current channel and previous channel None Menu Activates the settings menu None Category...

Page 9: ... Bluesville 16 characters return command Current Category Name is Jazz Blues 16 characters return command GetHardwareId return command The RADIO ID is XYZPDQ11 8 characters return command GetAntennaStrength return command Current Signal Quality is Good Signal This response represents 3 antenna bars Marginal Signal This response represents 2 antenna bars Weak Signal This response represents 1 anten...

Page 10: ...ith a DB9 COM port A DB9 female to female 1 1 cable The Polk Audio XRt12 XM Reference Tuner Remote Control Software You need to download the free software AVR Studio 4 10 build 356 or later from the ATMEL website http www atmel com dyn products tools_card asp family_id 607 family_ name AVR 8 2DBit RISC tool_id 2725 the Polk Audio system files For complete instructions on the upgrade process please...

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