SYSTEM MAIN UNIT SPEAKER DESTINATION SYSTEM MAIN UNIT SPEAKER DESTINATIONXD-402 RXD-402 LS-N402 KPET XD-502 RXD-502 LS-N502 KPEXD-402E RXD-402E LS-N402 E1 XD-502E RXD-502E LS-N502 E1XD-402W RXD-402W LS-N402 Q XD-502W RXD-502W LS-N502 QXD-452 RXD-452 LS-N452 MXYTE XD-552 RXD-552 LS-N552 MXYTEXD-452E RXD-452E LS-N452 E1 XD-552E RXD-552E LS-N552 E1XD-452W RXD-452W LS-N452 Q XD-552W RXD-552W LS-N552 QXD-572S RXD-572S LS-N552 M1XD-A41 RXD-A41 LS-N452 KPXD-A51 RXD-A51 LS-N552 KPVOLUMECDTAPEMUTERC-552REMOTE CONTROL UNITEX.BASSTIMEINPUTBANDPOWERTAPEA/BRANDOM REPEAT TEXT DISP.TUNING61 2 34 5 67 8 90 +1032 ¡147MULTICONTROL¢DISC SKIPSOUNDCONTROLMENUBACKSELECTENTERVOLUMECDTAPEMUTEMENURC-552EREMOTE CONTROL UNITEX.BASSTIMEINPUTBANDPTYTA/NEWS RDS DISP. POWERBACKTAPEA/BRANDOM REPEAT TEXT DISP.TUNING6SETENTER1 2 34 5 67 8 90 +1032 ¡147MULTICONTROL¢DISC SKIPSOUNDCONTROLFM indoor antenna (1) AM loop antenna (1)Speaker cords (2)Remote control(A70-1262-05): TEQE1...RC-552E(A70-1253-05): KPMXYM1...RC-552unit (1)Remote control unit (1)Use to adapt the plug on the power cord tothe shape of the wall outlet.(Accessory only for regions where use isnecesary.)AC plug adaptor (1)Provided in the speaker packageBatteries(T90-0836-05) (T90-0837-05)(E30-5535-05)(E03-0115-05)(R6/AA) (2)RXD-402/452/502/552/572S/A41/A512CONTENTS / ACCESSORIES / CAUTIONSCONTENTS/ACCESSORIES/CAUTIONS...................2EXTERNAL VIEW/DISASSEMBLY FOR REPAIR.......3BLOCK DIAGRAM .......................................................4CIRCUIT DESCRIPTION .............................................5ADJUSTMENT .......................................................... 10WIRING DIAGRAM ....................................................14PC BOARD ................................................................15SCHEMATIC DIAGRAM ............................................23EXPLODED VIEW .....................................................44PARTS LIST...............................................................48SPECIFICATIONS .....................................................59ContentsAccessoriesSystem configurationUnplug the power cord from the power outletthen, while holding the ENTER key depressed,plug the power cord again.÷Please note that resetting the microcomputer clearsthe contents stored in and returns and to conditionwhen it left the factory.Operation to resetThe microcomputer may fall into malfunction (impos-sibility to operate, erroneous display, etc.) when thepower cord is unplugged while power is ON or due toan external factor. In this case, execute the followingprocedure to reset the microcomputer and return it tonormal condition.ENTER(Main unit only)Cautionswww . xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299