Look for a main model number on the device’s rear panel or bottom sticker (e.g., Pioneer DVR-633H , Pioneer DV-600AV ). The QXE1047 is probably a part inside that device.
Pioneer QXE1047 Remote Control Manual: Operation and Compatibility Guide pioneer qxe1047 manual
Since Pioneer does not publish a separate manual for the QXE1047 alone, use these sources: Look for a main model number on the