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M3e
Integrated Amplifier

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Summary of Contents for NAD M3e

  • Page 1 Integrated Amplifier...
  • Page 2 M3e Assembly Parts List 01-50301-01 M3e C Balance Board XLR inputs & outputs 01-50303-01 M3e C Connector Board 01-50304-01 M3e C Keyboard (Front Panel) 01-50305-01 M3e C Power Board PSU 01-50307-03 M3e C Standby board (Lower) 01-50307-22 M3e C standby board (upper) 0.5W version...
  • Page 3 M3e FRONT PANEL KEYBOARD U802 /FCOFF C828 C831 0.1U CON804 DOUT 0.1U C829 FCON TXD1 0.1U RXD1 /INV ROUT C827 C830 U810 0.1U 0.1U MAX3221 CON4 M3 VFD NAD M3 TXD1 RXD1 S820 R841 RESET R842 CON801 C832 HOLE HOLE R843 0.1U...
  • Page 4: Power Supply Assemblies

    POWER SUPPLY ASSEMBLIES TO STB_SCH CZ902 CZ71 CZ74 DGND TRIG+ TRIG- CON4 CON3 CON3 CZ72 TO STB_SCH CZ906 IR IN IR OUT DGND TRIG+ SPK A SPK B 2SA1015 OP91 OPSEL_CLK 2SA1015 OPSEL_DATA OPSEL_STB EMI FILTER HCLK HDATA OPTOISO1 FUNC VOLR_STB VOLR_DATA VOLR_CLK...
  • Page 5: Balance Board

    BALANCE BOARD JIRA1 IR IN JIRB2 +20VR CZ501 U52B U52A IR OUT1 JIRB1 10n/63V -20VR IRout IR in 0.1uF IR OUT2 74HCU04 74HCU04 232t RS232 232r R501 100 trigger+ trigger- -20VL Q536 R502 100 R572 2SC2983 R53 0R +20VL CON12 Q537 Q507 2SC3324...
  • Page 6: Standby Power Supply

    STANDBY POWER SUPPLY R901 B901 C905 0.1uF/50V C901 C908 C907 C903 0.1uF/50V 0.1uF/50V 100uF/10V 2200uF/16V CZ908 DF1501S B902 CON4 C902 0.1uF/50V C906 0.1uF/50V C904 1000uF/25V DF1501S CZ902 CON4 to HS4-M3-B007 PSU VC4.0.SCH CZ74 CZ905 CZ904 CON5 JP902 JP903 JP906 4PIN 120V 120V 120V...
  • Page 7: Connection Board

    CONNECTION BOARD CZ97 Q990 C2983 C990 -24VL +24VL R990 CZ94 TONE VOLA 5.6K -24VR D990 VOLL_CLK 1OU/35V +24VR C991 VOLL_DATA 100N VOLL_STB ZEROL VOLR_CLK ZEROR VOLR_DATA OPSEL_STB VOLR_STB VOLR_STB FUNC OPSEL_DATA HDATA VOLR_DATA HCLK OPSEL_CLK ZEROR VOLR_CLK HDATA FROM PSU_SCH CZ73 VOLA Q991 FUNC...