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PO

W

E

R

R

345

D308

D310

Q

332

R

348

R

347

Q

330

R343

P301A

P301A

Q331R346 Q329 R344

D307

Q310

R331

Q326

Q319

R340

Q313

D305

CH

6

Q327

R334

R341

R306 R320 Q320

Q314

D306

CH

7

R335

Q328

R342

R307 R321 Q321

CH

3

Q324

Q311

R338

R332

D303

CH

4

Q317 R304 R318

Q325

R339

Q312

D304

CH

5

R333

Q318 R305 R319

R350

D309

R315

Q308

R329

CH

1

Q322

R336

Q315 R302 R316

Q309

D301

CH

2

R330

Q323

R337

D302

Q316 R303

R317

VM1.0 2005/08/08

M25 LED BOARD

1

SO

F

T

C

L

IPPIN

G

Q334

D312

Q333 R301

R324

C301

R349

R308 Q301 R322

R309 Q302 R323 R310 Q303

R311 Q304 R325

R312 Q305 R326 R313 Q306 R327 R314 Q307 R328

PCB LAYOUT

DISPLAY BOARD - COMPONENT SIDE

DISPLAY BOARD - SOLDER SIDE

 - 20 -

Содержание M25 C

Страница 1: ...VICE MANUAL SERVICE MANUAL M25 C AH MODE L M3 S ERV IC E MA NUA L NAD 2005 NAD ELECTRONICS INTERNATIONAL TORONTO M25 C AH SEVEN CHANNEL AMPLIFIER M25 C AH SEVEN CHANNEL AMPLIFIER SEVEN CHANNEL AMPLIFI...

Страница 2: ...ART NUMBER DESCRIPTION Rear Panel AH 20 11203 10 MDA T20AL 250V C 20 12103 20 MDA T10AL 250V AMP Board F101 F102 20 12632 00 T6 3AL 250V PSU Board F201 F204 20 12162 01 T1 6AL 250V NOTE AH North Ameri...

Страница 3: ...ROLS 1 POWER SWITCH 2 POWER INDICATOR 3 SOFT CLIPPING INDICATOR 4 PROTECTION INDICATOR 1 AC INLET 2 INPUT JACK 3 LEVEL CONTROL 4 SPEAKER TERMINALS 5 AUTO TRIGGER SWITCH 6 12V TRIGGER INPUT 7 SOFT CLIP...

Страница 4: ...power Maximum short term power per channel 8 ohms 220 W 23 4 dBW 4 ohms 385 W 25 9 dBW 2 ohms 485 W 26 9 dBW Damping factor 180 ref 8 ohms 50Hz Input Impedance R 1 Mohms C 180 pF Input sensitivity for...

Страница 5: ...ltage is 17 6mV with down limit of 13 2mV and up limit of 22mV The alignment procedure is At first adjust RV102 Marked as Idling Current ADJ in the drawing below for a voltage of 17 6mV 1mV between Te...

Страница 6: ...voltage at TP1 of Pot RV201 Adjust RV201 to get the voltage from negative to positive to ensure that the Fans are turned off Then run all 7 channels at 1kHz 0 5W at 4 ohms load monitor if the voltage...

Страница 7: ...4 PROT3 PROT5 PROT4 PROT5 5VD PROT7 DGND DGND PROT1 12VD PROT6 PROT2 SCLED PROT3 STBYLED PROT4 PROT3 PROT5 PROT4 PROT5 5VD PROT7 DGND DGND 12V 12V 18V 18V 70V 70V 62V_4 62V_4 62V_3 62V_3 12V digital v...

Страница 8: ...2 IC104A TL082CP IC104A TL082CP 3 2 1 Q104 2SC2240 Q104 2SC2240 R102 2 2meg R102 2 2meg R119 2 2meg R119 2 2meg D133 1N4148 D133 1N4148 R199 220K R199 220K R1G1 100 R1G1 100 C113 1uF C113 1uF Q112 2SK...

Страница 9: ...00 R1H2 100 Q128 MJE340 Q128 MJE340 R163 0 22 R163 0 22 R171 22K R171 22K Q132 2SC5200 Q132 2SC5200 R1H1 100 R1H1 100 R1N5 220 R1N5 220 Q117 2SC1815 Q117 2SC1815 RNI5 N I RNI5 N I RNI4 N I RNI4 N I C1...

Страница 10: ...Q204 2SA1015 Q204 2SA1015 C266 100nF C266 100nF R2A7 10K R2A7 10K R209 10K R209 10K C233 100uF C233 100uF C209 10uF C209 10uF C242 10nF C242 10nF R243 10K R243 10K R235 1K R235 1K HS211 70 010003 1 HS...

Страница 11: ...08 2SC1815 R309 330 R309 330 R313 330 R313 330 Q320 2SC1815 Q320 2SC1815 R335 10K R335 10K D305 BL BUBB4274 D305 BL BUBB4274 Q316 2SC1815 Q316 2SC1815 Q307 2SA1015 Q307 2SA1015 R348 1K R348 1K Q330 2S...

Страница 12: ...0 1K R410 1K D401 24V D401 24V C404 10uF C404 10uF D404 24V D404 24V S402 SSSU122NA1 S402 SSSU122NA1 5 6 4 1 2 3 J401 PY301 030 100 J401 PY301 030 100 R407 1K R407 1K R408 1K R408 1K R412 1K R412 1K R...

Страница 13: ...501 100nF 275V P505B MOLEX 43160 2104 P505B MOLEX 43160 2104 1 2 3 4 W502 7 5mm JUMPER W502 7 5mm JUMPER 1 2 P506B 6PIN2 54 C P506B 6PIN2 54 C 1 2 3 4 5 6 RL501 832A 1A C BH DC5V RL501 832A 1A C BH DC...

Страница 14: ...P620B 13 25008 00 P620B 13 25008 00 1 2 3 4 5 6 7 8 P612B 13 25009 00 P612B 13 25009 00 1 2 3 4 5 6 7 8 9 P609B 13 25009 00 P609B 13 25009 00 1 2 3 4 5 6 7 8 9 P613B 13 25009 00 P613B 13 25009 00 1 2...

Страница 15: ...S801 SDDLB1027U RN S801 SDDLB1027U RN 1 2 P801A 2P2 54 A100B P801A 2P2 54 A100B 1 1 2 2 SCHEMATICS DIAGRAM 15...

Страница 16: ...h Molex housing 44441 2004 Secondary leads are terminated with Molex 50539 8000 and with Molex housing 51144 0500 Secondary high and low Alternative loads Secondary current at normal load Thermal prot...

Страница 17: ...1 C102 D101 R114 D100 R100 R102 C100 Q142 R112 R105 C103 R103 C143 R179 R101 R1A5 R172 C150 C160 R173 R1A3 C152 D137 R168 D140 R1A4 R1A2 D134 D133 IC104 R1P3 C151 C148 Q113 R120 Q107 R113 R106 Q103 D1...

Страница 18: ...18V DGND R2H1 R259 R299 SEN1 SEN2 SEN7 SEN6 SEN3 SEN4 NC SEN5 P205B ISCTRIG_1 ISCTRIG_2 ISCTRIG_3 ISCTRIG_6 ISCTRIG_4 ISCTRIG_5 DGND ISCTRIG_7 Q222 b e R260 Q232 R281 b R258 e b e Q221 R210 b R280 e Q...

Страница 19: ...FF P603B 18V 18V DGND 1 10 AGND FAN1 BUS603 M25 CONNECTION BOARD BUS602 BUS601 PROT2 P601B PROT6 PROT1 PROT7 DGND DGND 1 SCLED AGND SCLED SEN1 SEN6 SEN7 SEN3 SEN2 16 SEN5 SEN4 AGND ISCTRIG_1 ISCTRIG_2...

Страница 20: ...303 CH 4 Q317 R304 R318 Q325 R339 Q312 D304 CH 5 R333 Q318 R305 R319 R350 D309 R315 Q308 R329 CH 1 Q322 R336 Q315 R302 R316 Q309 D301 CH 2 R330 Q323 R337 D302 Q316 R303 R317 VM1 0 2005 08 08 M25 LED B...

Страница 21: ...R409 R405 C401 C402 1 R406 R410 D402 R402 M25 SOFTCLIPPING TRIG BOARD R412 R404 R408 J401 R413 S402 D404 P401B C404 C403 S401 R403 R407 R411 D403 D401 PCB LAYOUT TRIGGER BOARD COMPONENT SIDE TRIGGER...

Страница 22: ...S801 1 1 VM1 0 2005 08 08 M25 SWITCH BOARD P801A PCB LAYOUT SW BOARD COMPONENT SIDE SW BOARD SOLDER SIDE 22...

Страница 23: ...ED FOR C VERSION RV501 M25 STANDBY BOARD VM1 0 2005 08 08 P501B W501 P502B W 5 0 2 1 P505B RL501 TR501 W503 W504 ONLY W504 FOR AH VERSION D501 P503B FOR C VERSION W505 ONLY W505 P506B P504B PCB LAYOUT...

Страница 24: ...h Diode BAV21 33 40021 03 DAX 300X 080 031 D130 Zener Diode 6 8V 1 2W 33 16809 02 DAX 300X 080 031 D131 Zener Diode 4 7V 1 2W 33 14709 01 DAX 300X 080 031 D132 Switch Diode BAV21 33 40021 03 DAX 300X...

Страница 25: ...nsistor MPSA42 31 00042 00 TO92 100 EBC CB101 THERMAL CIRCUIT BRAKE 67L090 03 67090 00 TO220AC SURFACE IC101 RAGULATOR NJM79M12FA 03 07912 20 TO220AB SURFACE IC102 RAGULATOR NJM78M12FA 03 07812 20 TO2...

Страница 26: ...200X 080 031 R148 Metal Film Resistor 100K 1 6W 5 07 20104 00 AX 200X 080 031 R149 Metal Film Resistor 47K 1 6W 5 07 20473 00 AX 200X 080 031 R150 Metal Film Resistor 3K9 1 6W 5 07 20392 00 AX 200X 08...

Страница 27: ...0 05 3W 5 07 40507 04 RAD 525X 200 LS 315 039 R1A8 Metal Film Resistor 100 1 6W 5 07 20101 00 AX 200X 080 031 R1A9 Metal Film Resistor 6K8 1 6W 5 07 20682 00 AX 200X 080 031 R1H3 Metal Film Resistor...

Страница 28: ...150 LS 200 035 C127 ALU Electrolytic Capacitor 100uF 25V 20 105 06 10121 02 CPCYL1 D 300 LS 200 031 C128 ALU Electrolytic Capacitor 10uF 50V 20 105 06 10051 01 CPCYL1 D 200 LS 200 031 C129 Polyester...

Страница 29: ...50 LS 200 034 CNI7 Polyester capacitor 100nF 5 250V 25 10422 01 RAD 300X 150 LS 200 034 CNI8 Ceramic Capacitor 47pF 10 1KV 05 47013 00 CPAX 200X 100 031 CNI9 Ceramic Capacitor 47pF 10 1KV 05 47013 00...

Страница 30: ...080 031 D233 Switch Diode 1N4148 33 44148 02 DAX 300X 080 031 D234 Switch Diode 1N4148 33 44148 02 DAX 300X 080 031 D235 Zener Diode 3 3V 1 2W 33 13309 03 DAX 300X 080 031 D236 Zener Diode 3 3V 1 2W...

Страница 31: ...stor 2K2 1 6W 5 07 20222 00 AX 200X 080 031 R204 Metal Film Resistor 2K2 1 6W 5 07 20222 00 AX 200X 080 031 R205 Metal Film Resistor 100 1 6W 5 07 20101 00 AX 200X 080 031 R206 Metal Film Resistor 100...

Страница 32: ...0 031 R256 Metal Film Resistor 1K 1 6W 5 07 20102 00 AX 200X 080 031 R257 Metal Film Resistor 10K 1 6W 5 07 20103 00 AX 200X 080 031 R258 Metal Film Resistor 10K 1 6W 5 07 20103 00 AX 200X 080 031 R25...

Страница 33: ...Metal Film Resistor 1K 1 6W 5 07 20102 00 AX 200X 080 031 R2E5 Metal Film Resistor 100K 1 6W 5 07 20104 00 AX 200X 080 031 R2E6 Metal Film Resistor 1K 1 6W 5 07 20102 00 AX 200X 080 031 R2E7 Metal Fi...

Страница 34: ...400 LS 200 031 C233 ALU Electrolytic Capacitor 100uF 35V 20 105 06 10131 05 CPCYL1 D 300 LS 200 031 C234 Ceramic Capacitor 47pF 10 1KV 05 47013 00 CPAX 200X 100 031 C235 ALU Electrolytic Capacitor 10...

Страница 35: ...apacitor 100nF 10 100V 25 10412 02 RAD 300X 150 LS 200 037 C272 Polyester capacitor 100nF 10 100V 25 10412 02 RAD 300X 150 LS 200 037 C273 Polyester capacitor 100nF 10 100V 25 10412 02 RAD 300X 150 LS...

Страница 36: ...303 Transistor 2SA1015 GR 31 01015 00 TO92 100 ECB Q304 Transistor 2SA1015 GR 31 01015 00 TO92 100 ECB Q305 Transistor 2SA1015 GR 31 01015 00 TO92 100 ECB Q306 Transistor 2SA1015 GR 31 01015 00 TO92 1...

Страница 37: ...l Film Resistor 10K 1 6W 5 07 20103 00 AX 200X 080 031 R323 Metal Film Resistor 10K 1 6W 5 07 20103 00 AX 200X 080 031 R324 Metal Film Resistor 10K 1 6W 5 07 20103 00 AX 200X 080 031 R325 Metal Film R...

Страница 38: ...R413 Metal Film Resistor 1K 1 6W 1 07 21001 00 AX 200X 080 031 C401 ALU Electrolytic Capacitor 10uF 50V 20 105 06 10051 01 CPCYL1 D 200 LS 200 031 C402 ALU Electrolytic Capacitor 10uF 50V 20 105 06 10...

Страница 39: ...5009 00 P608B Connector MOLEX 2145 3215 TOP ENTRY 9PIN 13 25009 00 P609B Connector MOLEX 2145 3215 TOP ENTRY 9PIN 13 25009 00 P610B Connector MOLEX 2145 3215 TOP ENTRY 9PIN 13 25009 00 P611B Connector...

Страница 40: ...nector One terminal KST FDFD2 187 8 Another terminal KST FDFD2 250 wire 16AWG double insulated white 300V 105C 1672 L 600mm 14 97301 00 Connector One terminal KST FDFD2 187 5 another terminal KST MDFN...

Страница 41: ...A001 A002 A008 A003 A004 A005 A010 S004 S005 S007 S006 S008 S002 S003 A009 A006 A007 S001 EXPLODED VIEW 41...

Страница 42: ...S009 TR01 TR03 TR02 TR04 TR05 S010 S011 S012 Insulator EXPLODED VIEW 42...

Страница 43: ...C001 C002 C003 C004 S007 C008 S013 S014 C009 S018 C010 C011 S007 C012 C005 S005 C006 C007 C011 S017 S015 S016 EXPLODED VIEW 43...

Страница 44: ...028 R001 R004 R005 R003 R002 C013 C014 C015 C016 F007 F004 F008 F009 TR01 S023 S024 S017 S013 S019 S020 S022 S017 S007 S021 S013 S013 S017 R006 S007 S007 S026 S025 S017 S023 S027 S006 S029 R007 S005 S...

Страница 45: ...racket 1 S006 61 023108 0 Self Taping Screw 59 C005 01 52506 00 Connection PCB Board 1 S007 61 023106 0 Self Taping Screw 76 C006 35 01212 00 FAN 3 S008 61 223514 0 Machine screw 28 C007 68 010003 0 F...

Страница 46: ...arton Box 1 3 89 046001 1 M25 Botton Polyfoam 1 4 00 52500 20 M25 Unit 1 5 87 046002 0 Non woven Cloth bag 1 6 90 010003 0 polyfbag 1 89 046002 0 M25 Top Polyfoam 1 8 88 043003 0 M15Accessories Box 1...

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