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NAD M27 Service Manual

Seven chanel amplifier
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NAD
M27
SEVEN
CHANEL
AMPLIFIER

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Summary of Contents for NAD M27

  • Page 1 SEVEN CHANEL AMPLIFIER...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS DESCRIPTION P A G E SERVICE CAUTION…………………………………………………………..3-4 SPECIFICATIONS…………………………………………………………..5 WIRING DIAGRAM……………………………………………………………..6 BLOCK DIAGRAM…………………………………………………….. …..7-9 TROUBLE SHOOTING A GUIDE…………………........10 TROUBLE SHOOTING B GUIDE…………………........11 ………………………………………………..…..12-25 CIRCUIT DIAGRAMS PCB LAYOUT………………………………………………………………..26-33 ELECTRICAL PARTS LIST…………………………………………... EXPLODED VIEW…………………………………………………………. 60-63 EXPLODED VIEW PARTS LIST……………………………………………..64...

  • Page 3: Service Caution

    PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS 5. NO LEAD OR COMPONENT SHOULD TOUCH A PRODUCT IN ANY WAY, NEVER PERFORM CUSTOM- RECIVING TUBE OR A RESISTOR RATED AT 1 WATT IZED INSTALLATIONS WITHOUT MANUFACTURER’S OR MORE.
  • Page 4 SERVICING PRECAUTIONS CAUTION Before servicing the Stereo amplifier covered by Electrostatically Sensitive (ES) Devices this service data and its supplements and addends, read and Some semiconductor (solid state) devices can be damaged follow the SAFETY PRECAUTIONS. NOTE: if unforeseen easily by static electricity. Such components commonly are circumstances create conflict between the following servicing called Electrostatically Sensitive (ES) Devices.

  • Page 5: Specifications

    ** Gross dimensions include feet, buttons and rear panel terminals. *** Non-metric measurements are approximate. NAD Electronics will not assume any liability for errors being made by retailers, custom installers, cabinet makers, or other end users based on information contained in this document.

  • Page 7: Block Diagram

    Block diagram CHANNEL 1/ 7 unbalanced DC servo Hypex Analog Input LME49720 TL072 TL072 LME49720 NC400 OEM Module Relay balanced Clipping controler OPA2134 TOUCH CY8CMBR2044 Micro controller TRIGGER IIC/SPI/GPIO PIC18F26K20 3.5m m Audio sense on/off 100-120VAC STB PSU 220-240VAC Current sensor ENABLE TL084CN MAIN PSU...
  • Page 8 PIC18F26K20 MCU BOARD Data Bus<8> Table Pointer<21> Data Latch PORTA inc/dec logic RA0/AN0 Data Memory RA1/AN1 RA2/AN2/V -/CV PCLATH PCLATU RA3/AN3/V Address Latch RA4/T0CKI/C1OUT RA5/AN4/SS/HLVDIN/C2OUT Program Counter OSC2/CLKOUT /RA6 Data Address<12> OSC1/CLKIN /RA7 31-Level Stack Address Latch Access FSR0 Program Memory STKPTR Bank (8/16/32/64 Kbytes)
  • Page 9 TNY274 SMPS STB BOARD BYPASS/ DRAIN MULTI-FUNCTION (BP/M) REGULATOR 5.85 V LINE UNDER-VOLTAGE 115 μ A 25 μ A FAULT BYPASS PIN PRESENT UNDER-VOLTAGE AUTO- BYPASS RESTART CAPACITOR 5.85 V COUNTER SELECT AND 4.9 V LIMIT CURRENT RESET 6.4 V LIMIT STATE MACHINE CURRENT LIMIT...

  • Page 10: Troubleshooting A Guide

    TROUBLESHOOTING A GUIDE No Pow er or Pow er shuts off immediately Check STB board check IC301 circuit Logo Amber LED on? change STB board 5V RIGHT? Check LED board Check L104 C175 C176 Touch Pow er key 5VL RIGHT? Check Q110 Q111 Q114 Q115 Q116 circuit Check PWM signal Change LED board...

  • Page 11: Troubleshooting B Guide

    TROUBLESHOOTING B GUIDE Rear panel led show red? led turn off? Rear panel led show green? Check Q500 Q502 Q508 circuit Check D500 U505 circuit, Change NC400 OEM BOARD Apply 1khz sinew ave to DUT checkQ505 Q506 Circuit INC INH signal correct? check+/-14.5V,5V Right? Amplifier output correct? change AMP board...

  • Page 12: Circuit Diagrams

    CIRCUIT DIAGRAM 1.MCU BOARD P100 TO AMP board A XM102 XM104 XM103 XM105 HOLE HOLE HOLE HOLE -17.5V +17.5V 0.22u /16v R100 C100 R101 100K D140 D146 D141 D148 R111 C102 ISS352 ISS352 ISS352 ISS352 D101 R112 R113 R114 VPPi VPPi D139 D147...
  • Page 13 2. REGULATED SUPPLY BOARD R 323 Q124 VAUX+ +1 7.5V 0.47 R 349 A1220 C 177 D168 C 182 C 185 100N D162 BAV99 D170 C 178 R 333 D166 Q121 C 183 CD4148WP BC846B R338 R348 HS 1 Q122 BC846B Heat sink R 324...
  • Page 14 3.AMP BOARD D516 Q508 R590 1SS 352 D500 Over cur re nt in di cat i on GREEN D502 R503 S 352 DTA114 Q502 Q500 Q501 DTC114EKA R504 DTC114EKA D503 DTA114 R505 1SS 352 17- 01001- 12 J500 R506 R507 100R 4K75 T500...
  • Page 15 4.NC400 OEM BOARD(1/4) Mechanical Mechanical Mechanical Spacer 3.5x6x7.3mm Hansong SDA/READY SCL/nFATAL Bare PCB SILPAD_TO220 TO126 CLIP SCCPIND Mechanical A1/OPTION A0/nAMPON Mechanical Mechanical Spacer ALU BAS316 Spacer 3.5x6.3x5mm Hansong Assembly SILPAD_TO220 IOUT Mechanical Mechanical Spacer 3.5x6x4.5mm Hansong Spacer ALU Spacer ALU -Vop +Vop Mechanical...
  • Page 16 4.NC400 OEM BOARD(2/4) 100n 100n 100n 100n 100n 100n R144 +ISENSE+ 1u/8A 100u 100u 100u 100u 100u 2.5m +ISENSE- 100n C18 L2 R15:NC BAV99W 470R BAV99W 150p LSENSE+ BC817W 220R BAV70W MBT3906 470n BAS316 Mounting Hole FDP42AN15 LSENSE- 100p BC807W 100k FBLH MBT3906...
  • Page 17 4.NC400 OEM BOARD(3/4) +Vop 220R T14A T14B BC856S FBLH BC856S 820R 100k 560p T15A 360k 360k BCM856S T20A +Vop BCM856S NE5532 T15B 560R 100n BCM856S 100n T20B -Vop BCM856S T17B CTRLH BC856S 560R T16A T16B T17A 360k 360k CTRLC BC856S BC856S BC856S Jumper...
  • Page 18 4.NC400 OEM BOARD(4/4) R104 R105 LSENSE+ NE5532 +Vop R106 330R R107 IOUT R111 NC LSENSE- R108 R109 330R R110 +HVPS R111 Reset 390R R112 +ISENSE BC846BW CLIPIND BCV62B BC846BW CON_1x5MV BAS316 3VPIC R113 MMBT5401 150k R114 BC846BW R115 R116 R127 R117 R118 R151...
  • Page 19 5..LED&TRIGGER&TOUCH BOARD 5V L Q 114 D T A 114 C 1 7 5 5V L 1 0 0 N C 1 7 6 Q 115 2 U 2 D T C114 E KA L 104 D G N D 3V 3D PW M -L ED 5V S...
  • Page 20 6.SMPS BOARD(1/5) Sheet2 - Input Voltage Selection.SchDoc Sheet4 - Main SMPS.SchDoc B06P-VL ACDET ACDET PVAUX PVAUX +VDR T12AH -VDR PVSTART PVSTART PSEN JST_B2P3_VH PVBUS PVBUS +VAUX -VAUX PSVAUX PSVAUX nFATAL nAMPON AMPOFF +5VSB +5VSB +5VSB Sheet3 - Standby SMPS.SchDoc PVBUS B10B-EH-A +5VSB PSVAUX...
  • Page 21 6.SMPS BOARD(2/5) PVBUS BYT79X-600 BYT79X-600 R122 1000u 1000u 1000u 220n 2mH/8A 470n 470n 2mH/8A R123 1000u 1000u 1000u BYT79X-600 BYT79X-600 PVAUX R120 R116 390k 390k SS16 BCP56 PSVAUX PSVAUX PVSTART R113 100n R119 R112 R108 BAS316 BC856BW BC807W R114 BC856BW R109 LM393 R102...
  • Page 22 6.SMPS BOARD(3/5) PVBUS L1 1u/8A 1u/8A 1u/8A 1u/8A 220p 220p FDP61N20 FDP61N20 R121 220p TR4F TR4G BAW56W BAW56W SPW32N50 220u 220u 220u 100n TR4A BAW56W BC807 BC807 BC807 BC817 TCT15 TCT15 R118 R117 100R TCT15 220p 220p FDP61N20 FDP61N20 TR4D TR4E BAW56W BAW56W...
  • Page 23 6.SMPS BOARD(4/5) BCP56 PVCTRL PSVAUX LTV827S-V VCTRL 100n 100k BC856BW PROT BAT54J BAT54J BC856BW 1IN+ 1I N+ TR4C BAS316 BAS316 BC817W 1IN- 1I N- BC846BW TCT15 BAS316 220k 2IN+ 2I N+ 100n 100k BC807W 100n BAT54J BAT54J 2IN- 2I N- BAS316 100k D TC...
  • Page 24 6.SMPS BOARD(5/5) Heatsink to PCB Assembly Ass1 Mechanical Mechanical Mechanical Mechanical 220n 100n M3x12 M3x12 3x5x7,5mm 3x5x7,5mm nAMPON Bare PCB SAA19L3W0H8T1 BC856BW PCB1 BAW56W SMPS_ON BC846BW Heatsink to L-Profile BC856BW Mechanical Mechanical Mechanical M3x6 M3x6 M3x6 BAS316 Mechanical Mechanical Mechanical SBA19L12W5H3T1 M3x6 M3x6...
  • Page 25 7.SMPS STB BOARD CY301 D303 1nF/AC250V TVS SMAJ200A T301 C301 S S36 60V/3A 400V/10UF D301 D305 L301 Comment: 10UH R301 C303 C304 100PF/1KV C305 C306 D304 1000uF/10V 1000uF/10V C311 BYG20J 600V/1.5A 100nF/50V 100nF/50V BAS321 D302 TH301 S CK10054 5R/4A DS GN TNY274 IC301 C302...

  • Page 26: Pcb Layout

    PCB LAYOUT 1.MCU BOARD TOP Layer Bottom Layer...
  • Page 27 2.REGULATED SUPPLY BOARD Top Layer Bottom Layer...
  • Page 28 3.AMP BOARD Bottom Layer Top Layer...
  • Page 29 4.NC400 OEM BOARD Top Layer Bottom Layer...
  • Page 30 5.TRIGGER BOARD Top Layer Bottom Layer6 6.TOUCH BOARD7 Top Layer Bottom Layer 7.LED BOARD Bottom Layer Top Layer...
  • Page 31 8.SMPS BOARD Top Layer Bottom Layer...
  • Page 32 9.SMPS STB BOARD(1/2) Top Layer Bottom Layer...
  • Page 33 9.SMPS STB BOARD(2/2) Top Layer Bottom Layer...

  • Page 34: Electrical Parts List

    ELECTRICAL PARTS LIST PCB-1:MCU BOARD VM1.0,FR- A16-32701-21 MCU Board PCB 4,1.6mm,2Layers,2oz,TG130,355× 86mm DIODES D101, D104, D109, D111, D134, D135, D136, D137, D139, D140, 33-40352-01 Switch Diode 1SS355TE-17 D141, D142, D146, D147, D148, D149 D105, D106, D107, D112, D113, D114, D115, D116, D117, D120, D121, D122, D123, D125, D126, 33-14709-09 Zener Diode...
  • Page 35 R119, R120, R121, R123, R126, R128, R130, R131, R133, R135, R158, R161, R168, R169, R170, R172, R174, R177, R178, R184, R187, R192, R193, R194, R196, R198, R199, R200, R202, R203, R211, R212, R217, R218, R221, 07-90000-00 Chip Resistor 0Ω, 0603, ±5% R224, R227, R234, R236, R240, R244, R246, R247, R251, R252, R253, R254, R255, R256, R257,...
  • Page 36 t s i Ω,0603,1/10W,±1%, t s i Ω,0603,1/10W,±1%, 47KΩ,0603,1/10W,±1%,RC0603FR- R101, R285, R274,R160,R164 07-94702-00 Chip Resistor 0747KL 82KΩ, 0603,1/10W,±1%,RC0603FR- t s i 0782KL 100KΩ,0603,1/10W,±1%,RC0603FR- R111, R116, R117, R127, R129 07-91003-00 Chip resistor 07100KL 120KΩ,0603,1/10W,±1%,RC0603FR- t s i 07120KL 330KΩ,0603,1/10W,±1%,RC0603FR- t s i 07330KLT 1.5KΩ,0603,1/10W,±1%,RC0603FR- t s i...
  • Page 37 10uK,10V,0603,X7R ECJ1VB1C106J/ECJ1VB1H106J/ECJ1 t i c VB1E106J/C0603C106K8RAC/C0603C 106K4RAC/C0603C106K3RAC/C0603 C106K5RAC C138, C150, C151, C154 26-22660-11 Ceramic Chip Capacitor 22uF, 6.3V, X5R, 0805 Alu Electrolytic CD70H,10uF,35V,±20%,105 ℃,F2.5 Capacitor Alu Electrolytic CD286,220uF,16V,±20%,F2.5 Capacitor Alu Electrolytic CD287,470uF,10V,±20%,Pitch=3.5mm Capacitor D=8mm INDUCTOR 742792662, L101, L102, L103 08-04102-31 Chip Ferrite Bead 1000ohm@100MHz,Imax=600mA CONNECTORS...
  • Page 38 D162,D163 High speed Diode 33-40099-02 BAV99W-7-F D168, D169 Zener Diode 33-11600-02 BZT52C16-7-F,16V,500mW,6% TRANSISTORS Transistor BC856B,SOT23 Transistor BC846B,SOT23 RESISTOR R338,R339,R340,R346,R347,R348 07-96800-00 Chip Resistor 680Ω,0603,1/10W,±1%, t s i Ω,0603,1/10W,±1%, t s i Ω,0603,1/10W,±1%, 22KΩ,0603,1/10W,±1%,RC0603FR- R332,R334,R333, R335 07-92202-00 Chip resistor 0722KL t s i Ω, 1210, ±1% RL1210FR-070R47L 10KΩ,0603,1/10W,±1%,RC0603FR- t s i...
  • Page 39 PCB-3:AMP BOARD VM1.0,FR- A16-62202-21 AMP PCB 4,1.6mm,4Layers,Top.Bottom 2oz,Mid 1oz,TG130,161.5×95.5mm DIODES D501, D502, D503, D504, D505, D506, D507, D508, D509, D510, 33-40352-01 Switch Diode 1SS355TE-17 D511, D512, D513, D514, D516 LED(Red/Green Dual Φ3mm ,BL-BEG201Q-B Color) TRANSISTORS i g i t s i i g i t s i t s i...
  • Page 40 6.8KΩ,0603,1/10W,±1%,RC0603FR- R500, R564, R575 07-96801-00 Chip resistor 076K8L R503, R504, R515, R528, R539, 10KΩ,0603,1/10W,±1%,RC0603FR- 07-91002-00 Chip Resistor R552, R556, R557, R590 0710KL t s i Ω,0603,1/10W,±1% 10.2KΩ,0603,1/10W,±1%,RC0603FR- R544, R548, R549 07-91022-00 Chip Resistor 0710K2L 12KΩ,0603,1/10W,±1%,RC0603FR- t s i 0712KL t s i Ω,0603,1/10W,±1% 22KΩ,0603,1/10W,±1%,RC0603FR- t s i...
  • Page 41 t s i Ω,±10%3362S-1-501LF t s i Ω,±10%3362S-1-502LF 21-06300-00 Link(φ0.6) L=3mm CAPACTIOR t i c 100pJ,50V,0603,NPO,C1608C0G1H10 C558, C500, C512 26-10151-00 Ceramic Chip Capacitor t i c C504, C506, C515, C516, C519, 26-10451-10 Ceramic Chip Capacitor 100nK,50V,0603,X7R C520, C523, C557 t i c 10nK,250V,0805,X7R t i c CC0805KKX7RYBB103...
  • Page 42 CONNECTORS 2.54mm ,2*18Pin,10u",FHB2850Y18DC 2.54mm ,2*18Pin10u",3F85R2118G6BY 2.54mm ,2*18Pin,SSW-118-02-L-D-RA- c t i 76-000001-0 Teflon 18AWG-L 85-375002-0 LED Spacer LED3*7.5 PCB-4:NC400 OEM BOARD VM1.0,FR-4,1.6mm,4 Laters,Top. A16-62203-21 NC400 OEM PCB Bottom 2oz,Mid 1oz,TG130,82×63mm DIODES D10, D14, D27 33-15609-06 Zener Diode PDZ5.6B 5.6V,0.4W,SOD323 D1, D2, D7, D8 33-40099-02 High speed Diode BAV99W-7-F...
  • Page 43 t s i t s i t s i t s i t s i t s i t s i t s i t s i t s i t s i t s i RESISTORS Professional MELF 820Ω, ±1%, MMU01020C8200FB300 Resistors Professional MELF R57, R58, R74, R75...
  • Page 44 470Ω,0603,1/10W,±1%,RC0603FR- t s i 07470RL 560Ω,0603,1/10W,±1%,RC0603FR- R69, R73, R83, R89 07-95600-00 Chip Resistor 07560RL R34, R38, R39, R55, R87, R88, 1KΩ,0603,1/10W,±1%,RC0603FR- 07-91001-00 Chip Resistor R103, R115, R121, R128 071KL 1.2KΩ,0603,1/10W,±1%,RC0603FR- t s i 071K2L 1.8KΩ,0603,1/10W,±1%,RC0603FR- t s i 071K8L 2.2KΩ,0603,1/10W,±1%,RC0603FR- R40, R110, R120 07-92201-00 Chip Resistor...
  • Page 45 1.8KΩ,0805,1/8W,±1%,RC0805FR- t s i 071K8L 47KΩ,0805,1/8W,±1%,RC0805FR- R59, R76, R146, R147 07-94702-01 Chip Resistor 0747KL 360KΩ,0805,1/8W,±1% RC0805FR- R61, R62, R78, R79 07-93603-01 Chip Resistor 07360KL 6R8,1206, 0.5W,±1%,RC1206FR- t s i 7W6R8L 10KΩ,1206,1/4W,±1%,RC1206FR- R114, R125, R126, R129 07-91002-02 Chip Resistor 0710KL 33KΩ,1206,1/4W,±1%,RC1206FR- t s i 0733KL 0.0025Ω,2512,1W,±...
  • Page 46 INDCTOR 600R/100MHz,0.2A,0805,CBG201209U 601T l i o l i o CONNECTORS CON 2X18P MH 2.54mm ,2*18pin,5u",QHB2251P18CCB 2.5mm 2.54mm , 5Pin, CNT-M254-1*5-GS-5.9/3-N 78-375001-0 Insupad Silpad HF300P, Green, T=0.102mm,TO-220 78-238001-0 Insupad Silpad 11x10x0.2mm,TO126 78-015002-0 Screw insulator M3 TW-5 MISC AND MACHANICAL PARTS 67-355006-0 Amp Bracket SECC-N5, T=1.6mm 65-355006-0...
  • Page 47 PCB-5:TRIGGER BOARD VM1.1,VM1.1,FR- A16-32704-22 Trigger PCB 4,1.6mm,2Layers,1oz,TG130,46×19mm DIODES RESISTOR 470Ω,0603,1/10W,±1%,RC0603FR- t s i 07470RL 6.8KΩ,0603,1/10W,±1%,RC0603FR- t s i 076K8L 10KΩ,0603,1/10W,±1%,RC0603FR- t s i 0710KL CAPACTIOR t i c CONNECTORS ° 0 c t i 14-32704-01 Cabel UL1007#26AWG, L=200mm PCB-6:TOUCH BOARD VM1.1,VM1.1,FR-4,1.6mm,2 A16-32705-22 Touch PCB...
  • Page 48 Ceramic Chip 10uF,10V,0603,X5R,±20% Capacitor Ceramic Chip 2n2K,50V,0603,X7R Capacitor INDUCTOR 742792662, i r r 1000ohm@100MHz,Imax=600mA CONNECTORS Copper-Touch PCB 14-32701-00 FFC Cable UL1007#24AWG , L=40mm PCB-7:LED BOARD VM1.1,VM1.1, FR- A16-32706-22 LED Board PCB 4.1.6mm,2Layers,1oz,TG130, 50× 52mm DIODES φ5, BL-BB5JC274 D150, D163, D164 33-50603-06 SMD LED (RED) SML-310VTT86,Red...
  • Page 49 MCU PCB-Touch PCB 14-32704-10 FPC Cable 4Pin,1.0mm ,L=160mm, MCU PCB-Touch PCB 14-32708-10 Cable CNT-C200-8-260 FC PCB-8:SMPS BOARD VM1.0,FR- A16-32707-21 Bare PCB SMPS 4,1.6mm,2Layers,2oz,TG130,200× 126mm DIODE D6, D7, D12, D25, D26, D30, D31, 33-20316-01 High speed Diode BAS316 D33, D34, D39, D41, D43 D23, D24, D28, D29, D37, D38, 33-40054-02 Schottky Rectifier Diode BAT54J...
  • Page 50 T9, T12, T15, T16, T27, T28, T32, 31-00856-03 Transistor BC856BW SOT323 T37, T44 t s i l l o Dual Differential LM393DR Comparator Multi-Channel Full-Pitch Phototransistor LTV827S Optocoupler Self-Supplied Monolithic NCP1014ST65T3G Switcher RESISTOR Power Metal Strip Chip 0.018Ω,2512,2W,± Resistor 1%,WSL2512R0180FEA18 R46, R47, R48 07-91209-00 Chip Resistor...
  • Page 51 220KΩ,0603,1/10W,±1%,RC0603FR- t s i 07220KL 5.6KΩ,0603,1/10W,±1%,RC0603FR- t s i 075K6L 1MΩ,0603,1/10W,±1%,RC0603FR- R32, R33, R67, R73 07-91004-00 Chip Resistor 071ML 1MΩ,1206,1/4W,±1%,RC1206FR- R50, R51, R54, R55, R122, R123 07-91004-02 Chip Resistor 071ML 12Ω,1206,1/4W,±1%,RC1206FR- t s i 0712RL 390KΩ,1206,1/4W,±1%,RC1206FR- R110, R116, R119, R120 07-93903-02 Chip resistor 0712RL...
  • Page 52 Alu Electrolytic C18, C19, C29, C30, C33, C34 06-22112-00 RD,220uF,100V, ±20% 12.5X25MM Capacitor C11, C20, C21, C22, C25, C26, Alu Electrolytic 06-22131-10 RD-Series 220uF,35V,±20%,F3.5 C27, C32 Capacitor Alu Electrolytic RD-series, 22uF, 63V, ±20%, 105 ℃, Capacitor F2.0 INDUCTOR BLM21AG331SH1D, 330R/100MHz L10, L11, L12, L13 08-04331-01 Ferriet Bead...
  • Page 53 MECH19, MECH20, MECH21, MECH22, MECH23, MECH24, 66-355001-0 Heatsink Spring Clip Stainless steel T=0.6mm MECH25, MECH26, MECH27, MECH28 70-355003-0 Plate Heatsink AL1050A,T=3mm 78-355003-0 Insupad HF300P1.0, 55×30mm 78-355001-0 Insupad 49X55X0.5mm, 5W/Mk 78-355002-0 Insupad 58X55X0.5mm 63-020309-0 Washer Spring GB/T 93 Φ3 63-010308-1 Plain Washer φ3,0.8mm 62-010302-0 NUT M3 IIN934...
  • Page 54 10Ω,0805,1/10W,±1%,RC0805FR- t s i 0710RL 100Ω,0805,1/8W,±1%,RC0805FR- t s i 07100RL 220Ω,0805,1/8W,±1%,RC0805FR- t s i 07220RL 1KΩ,0805,1/8W,±1%,RC0805FR- t s i 071KL 2.2KΩ,0805,1/8W,±1%,RC0805FR- t s i 072K2L 10KΩ,0805,1/8W,±1%,RC0805FR- t s i 0710KL 22KΩ,0805,1/8W,±1%,RC0805FR- t s i 0722KL 4.7KΩ,0805,1/8W,±1%,RC0805FR- t s i 074K7L 180KΩ,1206,1/4W,±5%,RC1206JR- t s i 07180KL...
  • Page 55 FUSES CONNECTORS TRANSFORMER PCB-10:SMPS STB-2 BOARD VM1.0,FR-4,1.6mm, A16-32712-21 SMPS STB-2 PCB 2Layers,2oz,TG130 INDUCTOR CONNECTORS A14-32701-02 Wire UL1672#16AWG ,L=70mm 69-355004-0 Spacer H=55mm 78-355004-0 Insulator Sheet GK17,UL94V-0 T=0.4mm MISC AND MACHABICAL PARTS CONNECTORS A11-01201-03 Rocker Switch 1552.3112 A20-20000-03 FUSE HOLDER HTB-32I FUSE MDA-15A-R A20-12153-10 A17-07003-01...
  • Page 56 (70-355008-0A) Center Front Fascia AL 6063-T5 (70-355007-0A) Left Front Fascia AL 6063-T5 (70-355006-0A) Right Front Fascia AL 6063-T5 (70-355009-0) Back Fascia AL 6063-T5 61-224510-1 Hex Screws GB/T70.1, HM4×10 61-063506-0 Machine Screw MF3×6 61-024208-0 Self Tapping Screw BTB4×8 70-355004-0 Left Side Panel AL 6063-T5 70-355005-0 Right Side Panel...
  • Page 57 Masters II Feet 71-267003-0 Feet Shoe Assy J71-267903-0 Masters II Feet Shoe 78-267001-0 Feet PAD Poron MX-48HF BLACK J71-355001-0A NAD Logo 96-355001-0A Touch Key Cap 18*6*2 69-355002-0 Touch Key Copper plate T2Y2 T=0.2mm 86-355001-0 Adhesive tape 3M 9448,T=0.1mm FAST ENERS...
  • Page 58 5*272mm M88-355001-1B Carton Box 547*49 88-355011-0 Paper Corner 50*50*5mm,L=260mm 89-355901-0 Cushions Assy 88-355005-0A Paper Formed Box 88-355006-0 Cushion First Layers 525*480*7mm 88-355007-0 Cushion Second Layers 525*480*7mm 88-355008-0 Cushion Third Layers 525*480*7mm 88-355009-0 Cushion Forth Layers 525*480*7mm 88-355010-0 Cushion Last Layers 525*480*7mm 89-355001-0 Main Pulp...
  • Page 59 30-05000-00 Desiccant 50g 90×110 90-040002-0 Polybag 60×90mm 30-43270-01 Instruction Manual 37-00200-01 USB Disk 30-49318-01 Quick Setup Guide 370X287mm LP-34 & H05VV-F 3×1.00mm2 6' BLK & JA15-16250-00 AC Cord LS-60 or A15-10230-20 AC Cord T973-C LP-31 & SJT 14/3C BLK L=1800 & LS- JA15-16120-12 AC Cord AP-003 &...

  • Page 60: Exploded View

    M27 Amp Module (part # 01-32720-00) S022 A005 A006 A005 A006 S021 S020 A003 S021 A007 S020 A007 S019 A005 S021 S020 S019 S006 A001 A007 S005 A009 S019 A008 A004 S005 S006 A002 S018 S018 REF.N0 Part No. Description Qty.
  • Page 61 M27 Packing Exploded View REF.N0 Part No. Description Qty. 88-355012-0B Shipping Box 88-355001-1B Carton Box 89-355901-0 Cushions Assy 88-355011-1 Paper Corner 00-32700-10 M27 Unit (AH Version) 00-32700-20 M27 Unit (C Version) 90-355002-1 Woven Bag 88-355003-0A Cables Box 88-267002-0 Accessory Box Sheet...
  • Page 62 M27 SMPS Exploded View P004 P005 P001 P003 S029 P005 S026 P006 S028 S023 S029 S025 S024 S027 P006 P007 S023 P002 S027 REF.N0 Part No. Description Qty. P 001 01-3270 7-10 S M P S B O A RD (A H)
  • Page 63 M22 ASSY EXPLODE VIEW S013 S013 T001 S013 T002 S014 T003 R005 S005 S003 S003 R004 R005 S014 R002 S009 R005 S006 R003 C006 C002 S006 C014 S003 S014 S005 S003 S001 S005 S007 S016 S006 S004 C017 C004 S001 S015 R005 S004...

  • Page 64: Exploded View Parts List

    M27 EXPLODED VIEW PARTS LIST REF.NO PART NO. DESCRIPTION Qty. REF.NO PART NO. DESCRIPTION Qty. Chassis Chassis R001 R001 67-355002-1C Rear Panel(AH) 67-355002-1C Rear Panel(AH) AH:1 AH:1 C001 67-375001-1 C002 70-355004-0 Left Side Panel 67-355022-1A Rear Panel(C) C003 70-355005-0 Right Side Panel...

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