Página 2
XM-N502 SECTION 1 SERVICING NOTES UNLEADED SOLDER NOTE FOR REPLACEMENT OF THE TRANSISTORS Boards requiring use of unleaded solder are printed with the lead- The transistors Q110, 111, 210 and 211 have two different ranks: free mark (LF) indicating the solder contains no lead.
XM-N502 SECTION 2 This section is extracted GENERAL from instruction manual. High Level Input Connection (with Speaker Connection Subwoofer (with Input Connection Conexión de entrada de alto nivel (con conexión de altavoces ó Altavoz potenciador de graves (con conexión de entrada ó...
Página 4
XM-N502 SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW 3-2. BOTTOM PLATE BLOCK (Page 4) 3-3. MAIN BOARD BLOCK (Page 5) 3-4. MAIN BOARD (Page 5) Note: Follow the disassembly procedure in the numerical order given.
Página 5
XM-N502 3-3. MAIN BOARD BLOCK 2 screw (+B, TT, B-TYPE, 3 1 three screws (+P, TT, B-TYPE, 3 1 three screws (+P, TT, B-TYPE, 3 hole 1 three screws (+P, TT, B-TYPE, 3 3 MAIN board block Note 2: When installing the MAIN board block, align two holes and two bosses.
Página 7
XM-N502 SECTION 4 DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. • Waveforms (In addition to this, the necessary note is printed in each block.) – MAIN Board – For Printed Wiring Boards. For Schematic Diagrams.
XM-N502 SECTION 5 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • The mechanical parts with no reference • Abbreviation they may have some difference from the number in the exploded views are not sup- CND : Canadian model original one.
Página 12
XM-N502 5-2. MAIN BOARD SECTION • Bottom view D304 Q911 D303 not supplied Q910 Q210 F901 Q211 Q110 Q111 not supplied CN903 not supplied MAIN board (E, IND) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark...
XM-N502 SECTION 6 MAIN ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in • CAPACITORS When indicating parts by reference num- the parts list may be different from the uF: μF ber, please include the board name. parts specifi ed in the diagrams or the com- •...
XM-N502 REVISION HISTORY Checking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2013.07...