NAD C300 User Manual Download

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NAD

SER

VICE MANUAL

C 300

STEREO

AMPLIFIER

C 3

00

STEREO

AMPLIFIER

December 2005

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Summary of Contents for C300

Page 1: ...NAD SERVICE MANUAL C 300 STEREO AMPLIFIER C 300 STEREO AMPLIFIER December 2005 ...

Page 2: ...LY WITH DESIGNATED TYPE OF FUSE FOR AH B1 B AND C VERSIONS Reference No Part Number Description F701 F702 20 00500 25 T5AL250V Fuse F703 F704 20 00050 25 T0 5AL250V Fuse NOTE AH USA CANADIAN MODEL ONLY B UK MODEL ONLY B1 AUSTRALIAN MODEL ONLY C EUROPEAN MODEL ONLY 2 Safety check out Only U S A Model Before returning the product to the customer make leakage current or resistance measurements to det...

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Page 4: ...0 5dB Frequency response at 10Hz 70kHz 2dB THD 0 03 Total Harmonic Distortion 20Hz 20kHz from 250mW to rated output SMPTE I M 0 03 IM distortion 60Hz 7kHz 4 1 from 250mW to rated output IHF I M CCIF IM distortion 19 20kHz at rated output and DIM 100 0 03 PREAMPLIFIER SECTION Line Level Inputs Disc CD Video Aux Tuner Tape 1 Tape 2 Input impedance R and C 210kohms 320pF Input sensitivity ref rated p...

Page 5: ...utput terminals or TP5 and TP7 adjust VR301 to get a reading of 0V 30mV 3 Connect the DC Millivoltmeter to R Channel speaker output terminals or TP6 and TP8 adjust VR401 to get a reading of 0V 30mV B IDLING CURRENT 1 Connect the DC Millivoltmeter across D305 adjust VR302 for 160 180mV reading on meter 2 Connect the DC Millivoltmeter across D405 adjust VR402 for 160 180mV reading on meter 5 ...

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Page 9: ...ＯＡＲＤＰＯＷＥＲＳＷＩＴＣＨＢＯＡＲＤＰＯＷＥＲＬＥＤＢＯＡＲＤＤＩＳＰＬＡＹＢＯＡＲＤＭＯＤＵＬＥ１ＴＯＣＺ３０１ＭＯＤＵＬＥ２ＴＯＣＺ４０１ＭＯＤＵＬＥ３ＴＯＣＺ６１ＣＢ５０１ＣＢ１０２ＭＡＩＮＢＯＡＲＤＴＯＮＥＣＯＮＴＲＯＬＢＯＡＲＤＲＥＤＣＥＢＬＵＥＡＨＢＲＯＷＮＣＥＢＬＵＥＣＥＰＲＥＥＮＤＢＡＲＰＯＷＥＲＢＯＡＲＤ WIRING DIAGRAM 9 ＢＬＵＥＡＨＷＨＩＴＥＡＨＢＬＡＣＫＡＨＷＨＩＴＥＡＨ ...

Page 10: ...R418 R311 R411 07 05472 04 4K7 0 25W 5 Carbon Film Resistor R704 R720 07 05682 04 6K8 0 25W 5 Carbon Film Resistor R736 R737 07 05822 04 8K2 0 25W 5 Carbon Film Resistor R302 R308 R402 R408 R503 R510 R513 R514 R515 R708 R709 R729 R740 07 05103 04 10K 0 25W 5 Carbon Film Resistor R304 R404 R721 R741 07 05223 04 22K 0 25W 5 Carbon Film Resistor R703 R705 R706 R707 R710 R712 R714 R715 R716 R718 R719 ...

Page 11: ...or POTENTIOMETERS RV1 RV2 09 16103 12 10KA TONE Potentiometers RV3 09 16103 12M 10KA VOLUME Potentiometer RV4 09 16203 02 20K MN BALANCE Potentiometer VR301 VR302 VR401 VR402 10 01103 00T 10K SEMI Potentiometers CAPACITORS C63 C64 05 00100 20 10pF 50V 20 Ceramic Disk Capacitor C502 C503 05 00220 20 22pF 50V 20 Ceramic Disk Capacitor C802 2 05 00470 10 47pF 50V 10 Ceramic Disk Capacitor C101 C102 C...

Page 12: ...6 3V 20 Electrolytic Capacitor C712 C713 06 50228 20 2200uF 50V 20 Electrolytic Capacitor DIODES D304 D404 02 00027 05 2V7 0 5W Zener Diode D715 02 00056 05 5V6 0 5W Zener Diode D704 D706 02 00240 05 24V 0 5W Zener Diode D801 2 D802 2 D61 D63 02 24148 00 1N4148 Switch Diode D303 D403 D718 02 24148 00 1N4148 Switch Diode D62 D64 D302 D306 D307 D301 D401 D402 D406 D407 D701 D702 D703 D705 D707 D708 ...

Page 13: ...11 03007 00 Latching Switch SW8 11 01022 01 DPDT2 Push Switch SW701 11 01001 00 Power Switch FUSES F703 F704 20 00050 25 T500mA 250V Time lag Fuse F701 F702 20 00500 25 T5A 250V Time lag Fuse OTHERS L301 L401 08 15580 10 1uH Air Inductor T701 C 08 67261 00 TI 67261D Transformer C Version T701 AH 08 67262 00 TI 67262 Transformer AH Version JD601 12 02024 05 Relay TP5 TP6 TP7 TP8 13 01000 00 Test Pi...

Page 14: ...nk Big Plate 1 S005 17 00200 01 Head Phone Jack 1 C018 47 00300 02 Heat Sink 1 S006 11 01022 01 Push Switch 1 C019 56 00300 01 Heat Conductive Pad 4 S007 09 16203 02 BALANCE POT 1 C020 16 0C300 11 Power Transistor Fixer 2 S008 09 16103 12 TONE POT 2 C021 45 00300 06 Tr Clamper 2 C022 07 90001 00T Posistor 1 R001 C 46 00300 02 Rear Panel 1 C023 45 00300 05 PCB Support 1 R001 AH 46 00300 02H Rear Pa...

Page 15: ... C013 C013 C014 C014 C013 C013 C017 C017 C018 C018 C019 C019 C020 C020 C021 C021 C022 C022 C023 C023 C024 C024 C025 C025 C026 C026 C028 C028 C029 C029 C030 C030 C031 C031 C032 C032 C027 C027 C033 C033 C034 C034 C035 C035 C036 C036 T001 T001 R001 R001 R002 R002 R003 R003 0001 0001 0002 0002 0001 0001 0003 0003 0004 0004 0004 0004 0004 0004 0005 0005 0005 0005 0005 0005 0004 0004 0005 0005 0005 0005...

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Page 17: ...MEMO ...

Page 18: ...SERVICE MANUAL NAD 2005 C 300 STEREO AMPLIFIER NAD ELECTRONICS INTERNATIONAL TORONTO ...

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