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Basic Information
Brand:DirecTV
Device Type:DSS Receiver
Model/Series:HR21-Pro
Model Year:2007-2008
Information:[Link: directv.com]
Configurations:Search the file area
Dimensions:Unknown
- Rackmountable
Notes:The DTV PRO can record up to 100 hours of HD shows (and 400 hours of SD), has an optical HDMI to extend that capability hundreds of feet and an RS232 control. It's rack-mountable as well.
Control Capabilities
Input Options
Infrared:Yes
- Supports 8 codesets
IR Input Jack:Yes
Radio Frequency:Yes
- 418 MHz, Other
RS-232 (Serial):Yes
Network IP:No
Bluetooth:No
USB:Yes
DC Trigger:No
Output Ports
IR Output Jack:No
RS-232 Output:No
DC Trigger:No
Operation & Behavior
Discrete Codes
Power:Yes
Inputs:N/A
Sound Modes:N/A
Picture Modes:N/A
Screen Modes:No
Delays/Timings
Power On:2.00 seconds
Switch Inputs:0.30 seconds
Inter-command:0.30 seconds
Important Codes & Commands
Ir codes are same as other Directv model boxes, HR20,HR21,HR22.

RS-232 codes now work due to firmware updates.

RS-232 codes exist for each individual channel making channel macros easier, quicker and more reliable.

A special 'IR IN' plug can be obtained from OPPO for use with their players that will work when connected to the back of the unit to an extender or control processor.
File Attachments
TitleUploaded By...Status
June 11, 2009 00:16
891 downloads
270 kb
April 25, 2010 12:18
681 downloads
25 kb

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About this page...
This page contains information on how the DirecTV HR21-Pro can be controlled, along with useful tips, tricks and commands to make integrating this device into a universal remote control or other control system faster and more reliable.


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This entry was last updated on Tuesday May 5, 2009 at 00:17 by Don O'Brien.
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