NAD 375BEE C Service Manual Download

Page: 44 / 59

DESIGNATOR

DESCRIPTION

PART TYPE

PART NUMBER

FOOTPRINT

Q546

Transistor

2SC1815-GR

31-01815-00

TO92/100/ECB

Q547

Transistor

2SC1815-GR

31-01815-00

TO92/100/ECB

Q548

Transistor

2SC1815-GR

31-01815-00

TO92/100/ECB

Q549

Transistor

2SC1815-GR

31-01815-00

TO92/100/ECB

Q550

Transistor

2SC1815-GR

31-01815-00

TO92/100/ECB

Q551

Transistor

2SC1815-GR

31-01815-00

TO92/100/ECB

IC501

Enhanced RS-232 Line

Drivers/Receivers

SP232EEP

03-00232-00

DIP.100/16/W.300/L.775

IC502

Supervisory Circuits with

I2C Serial 2k-bit CMOS

EEPROM

CAT1021PI-42

03-01021-01

DIP.100/8/W.300/L.400

IC503

MICOM

AT89S52-24PU

03-08952-20

DIP.100/40/W.600/L2.050

IC504

IR Sensor

HS0038B4

03-00038-40

IC505

Shift Registers

CD4094

03-04094-00

DIP.100/16/W.300/L.775

RESISTOR

R501

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R502

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R503

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R504

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R505

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R506

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R507

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R508

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R509

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R510

Resistor NET

1K, ±5%,8R9P,A102J

07-00102-00

SIP/TM/L.900/9

R511

Resistor NET

1K, ±5%,8R9P,A102J

07-00102-00

SIP/TM/L.900/9

R512

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R513

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R514

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R515

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R516

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R517

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R518

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R519

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R520

Metal Film Resistor

130Ω, 1/6W, ±5%

07-20131-50

AX/.200X.080/.031

R521

Metal Film Resistor

270Ω, 1/6W, ±1%

07-22700-50

AX/.200X.080/.031

R522

Metal Film Resistor

130Ω, 1/6W, ±5%

07-20131-50

AX/.200X.080/.031

R523

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R525

Metal Film Resistor

100Ω, 1/6W, 5%

07-20101-50

AX/.200X.080/.031

R526

Metal Film Resistor

4.7KΩ, 1/6W, ±5%

07-20472-50

AX/.200X.080/.031

R527

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R528

Metal Film Resistor

10KΩ, 1/6W, 5%

07-20103-50

AX/.200X.080/.031

R529

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R530

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R531

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R532

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R533

Metal Film Resistor

, 1/6W, 5%

07-20560-50

AX/.200X.080/.031

R534

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R535

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R536

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R537

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R538

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R539

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R540

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R541

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

R542

Metal Film Resistor

1KΩ, 1/6W, 5%

07-20102-50

AX/.200X.080/.031

- 44 -

ELECTRICAL PARTS LIST

Summary of Contents for 375BEE C

Page 1: ...I V R E S L A U N A M E C I V R E S C375BEE C AH 5 6 2 3 NAD 2010 NAD ELECTRONICS INTERNATIONAL TORONTO C375BEE H A C STEREO INTEGRATED AMPLIFIER C375BEE H A C STEREO INTEGRATED AMPLIFIER STEREO INTEG...

Page 2: ...REFERENCE NO PART NUMBER DESCRIPTION Rear Panel AH A20 12103 00 Littelfuse618 T10AL 250V C A20 12702 20 Littelfuse618 T5AL 250V STANDBY Board F401 A20 12102 00 Littelfuse618 T1AL 250V NOTE AH North Am...

Page 3: ...5 50 0 530 4 70 6 1 JOQVU 165 56 3 165 4 165 69 165 5 1 065 5 1 0 503 065 0QUJPOBM QIPOP module 11 non service part 13 065 13 065 70 6 13 065 3 0 40 5 11 3 065 753 3065 34 165 48 5 1 0 0 306 0 503 165...

Page 4: ...F dynamic power 8 ohms 250W IHF dynamic power 4 ohms 410W IHF dynamic power 2 ohms 600W IHF dynamic power 8 ohms Bridge Mode 800W IHF dynamic power 4 ohms Bridge Mode 1200W Peak output current 1msec 1...

Page 5: ...J in the drawing page 6 to get a voltage between the ISC SENSE TEST POINT and AGND to be 0mV 10mV D MINIMUM VOLUME LEAKAGE CANCELLATION The volume control 20k potentiometer has a finite end stop resis...

Page 6: ...6 ALIGNMENT PROCEDURE...

Page 7: ...7 ALIGNMENT PROCEDURE...

Page 8: ...M P203A MAIN BOARD BINDING POST BOARD RS232 BOARD HEADPHONE BOARD STANDBY BOARD DISPLAY BOARD TONE BOARD TO EXTEND MODULE P404B P404B AC INLET AC INLET 1 2 J701 J701 P212A P212A P504A P504A P103B P103...

Page 9: ...0uF D124 N I D124 N I CB101 ST 22 90C L TYPE CB101 ST 22 90C L TYPE 1 2 C145 10uF C145 10uF R144 3 3 R144 3 3 C103 10uF C103 10uF D111 18V D111 18V C150 10uF C150 10uF R161 4 7 R161 4 7 Q117 2SC2240 Q...

Page 10: ...1 5 3 6 2 4 7 8 9 10 11 12 13 14 15 16 17 18 19 20 RCA201C AV6 8 4 13 RCA201C AV6 8 4 13 4 6 R224 1meg R224 1meg C226 220pF C226 220pF R229 1meg R229 1meg RL209B JRC 27F 012 S RL209B JRC 27F 012 S 6...

Page 11: ...1815 R2A5 10 R2A5 10 P209A 5PIN3 96 AxxB P209A 5PIN3 96 AxxB 1 2 3 4 5 D220 1N4148 D220 1N4148 Q204 MPSA42 Q204 MPSA42 RL212A JQX 115F 036 1HS1 RL212A JQX 115F 036 1HS1 3 4 R296 10K R296 10K TH202 BT1...

Page 12: ...4 47 R304 47 R307 732 R307 732 C305 22nF C305 22nF C329 470pF C329 470pF C317 100nF C317 100nF R305 3 3K R305 3 3K CW RV302A RK163121A2CA 10KAX2 CW RV302A RK163121A2CA 10KAX2 3 1 2 R333 47 R333 47 Q30...

Page 13: ...ductor 1 3 2 5 D405 1N4007 D405 1N4007 C409 100nF C409 100nF S1 RF 1003 BB2 10A 250V TV 5 S1 RF 1003 BB2 10A 250V TV 5 1 2 U2 ACOUTLET U2 ACOUTLET 1 2 J401 KY250 J401 KY250 1 2 U1 AC INLET U1 AC INLET...

Page 14: ...529 56 S505 IT 1102D 1160 S505 IT 1102D 1160 1 2 R549 4 7K R549 4 7K R561 4 7K R561 4 7K D550 1N4007 D550 1N4007 D505 BL BB52V1 D505 BL BB52V1 Q533 2SD667 Q533 2SD667 D531 N I D531 N I Q528 2SA1015 Q5...

Page 15: ...220 R604 220 Q601 2SK209 Q601 2SK209 R616 10 R616 10 Q609 2SC2983 Q609 2SC2983 Q610 2SC2983 Q610 2SC2983 R602 1meg R602 1meg Q602 2SK209 Q602 2SK209 C603 47pF C603 47pF C615 N I C615 N I C602 22pF C6...

Page 16: ...TO MAIN BOARD P403B P702B 3PIN2 54 C P702B 3PIN2 54 C 1 2 3 R701 100 R701 100 J701 DB9 FEMALE J701 DB9 FEMALE 5 9 4 8 3 7 2 6 1 P701 3PIN2 54 A100B P701 3PIN2 54 A100B 2 3 1 16 SCHEMATICS DIAGRAM...

Page 17: ...P801A 3PIN2 54 A170B P801A 3PIN2 54 A170B 2 3 1 J801 PHONE JACK J801 PHONE JACK 17 SCHEMATICS DIAGRAM...

Page 18: ...SPEAKER A SPEAKER B P901B 6PIN3 96 C P901B 6PIN3 96 C 1 2 3 4 5 6 BP901B BIND G POST 3 4 BP901A BINDING POST 2 1 BP901D BINDING POST 7 8 BP901C BINDING POST 6 5 18 SCHEMATICS DIAGRAM...

Page 19: ...80V 80V PROT 90DEG P101B MUTE SCP ISC BDGE AGND VSS R1N1 AGND O P R130 R152 R1H2 R193 RV102 R160 R144 R151 R148 Q138 R159 R154 R155 R143 Q131 R173 Q133 R142 HS101 L102 R162 R158 R1 49R150 R161 Q132 R...

Page 20: ...IC201 D211 D207 D206 D2 05 F203 W203 F201 P213B D2 02 D201 W204 W205 C281 W 2 0 6 P214B D208 R230 RL204 C213 R231 R233 R2 13 R234 R214 C2 14 R232 R229 R211 C211 R212 C212 R209 C2 09 C210 RL203 C208 R2...

Page 21: ...315 R305 R307 RV305 C305 C309 C312 RV306 R320 R314 C320 R312 C316 C318 R313 R309 C310 R322 R316 R318 C321C319 C322 R321 M301 C304 R302 RV308 P301A C330 RV307 C329 IR IN IR OUT C302 Oct 28 2008 C375BEE...

Page 22: ...5BEE Standby Board VM1 0 Oct 28 2008 C375BEE 275BEE STANDBY BOARD COMPONENT SIDE D405 HS401 C410 FOR CONTINUED C409 R401 PC401 C405 L401 P402B R404 D403 CAUTION C402 IC401 C404 C403 BR401 W405 W404 TR...

Page 23: ...549 Q532 R562Q545 R518 Q509 R543 R533 D542 D527 R563 Q546 R545 Q510 R544 C507 G501 R525 R512 R513 D503 R560 D532 R552 Q524 Q522 R522 R520 Q505 R521 C511 Q523 D520 Q535 IC505 C512 R553 D546 R550 Q550 R...

Page 24: ...5BEE Opamp BOARD COMPONENT SIDE Q609 VP1 0 Oct 10 2008 31 Q611 P601A C375BEE C275BEE Opamp Q612 24 PCB LAYOUT Only replace Line In or Line Out modules do not repair Line in module C611 is 39pF M201 01...

Page 25: ...C375 RS232 Board VM1 0 Oct 28 2008 C375 RS232 BOARD 6 1 J701 R701 5 9 P701A 25 PCB LAYOUT...

Page 26: ...L J801 R C375BEE HEADPHONE BOARD P801A 26 PCB LAYOUT...

Page 27: ...C375BEE C275BEE Binding Post Board COMPONENT SIDE C375BEE C275BEE Binding Post Board SOLDER SIDE C375BEE C275BEE Binding Post Board VM1 0 Oct 22 08 P901B 27 PCB LAYOUT...

Page 28: ...8 00 DAX 300X 080 031 D128 Switch Diode 1N4148 33 44148 00 DAX 300X 080 031 D129 Switch Diode 1N4148 33 44148 00 DAX 300X 080 031 D130 Switch Diode 1N4148 33 44148 00 DAX 300X 080 031 TRANSISTOR Q101...

Page 29: ...07 24750 50 AX 200X 080 031 R102 Metal Film Resistor 10K 1 6W 1 07 21002 50 AX 200X 080 031 R103 Metal Film Resistor 549 1 6W 1 07 25490 50 AX 200X 080 031 R104 Metal Film Resistor 1K 1 6W 5 07 20102...

Page 30: ...etal Film Resistor 4 7 1 6W 5 07 20479 50 AX 200X 080 031 R156 Metal Film Resistor 33 1 6W 5 07 20330 50 AX 200X 080 031 R157 Metal Film Resistor 3K3 1 6W 5 07 20332 50 AX 200X 080 031 R158 Metal Film...

Page 31: ...W 5 07 20105 50 AX 200X 080 031 R1E3 Cement Resistor 0 05 3W 5 07 40507 03 RAD RES 520X 200 LS 400 039 R1E4 Metal Film Resistor 100 1 6W 5 07 20101 50 AX 200X 080 031 R1E5 Metal Film Resistor 100 1 6W...

Page 32: ...Capacitor 22pF 5 1KV 05 22013 02 CPAX 200X 100 031 C123 Ceramic Capacitor 22pF 5 1KV 05 22013 02 CPAX 200X 100 031 C124 Ceramic Capacitor 430pF 5 1KV 05 43113 01 CPAX 200X 100 031 C125 ALU Electrolyti...

Page 33: ...5 5 P104A CONNECTOR 5PIN2 54 C 13 12505 00 BLKCON 100 VH TM1SQ W 200 5 P106B CONNECTOR 4PIN2 54 C NOT USED P N 01 37502 00 PCB2 BOARD MAIN DIODE D201 Switch Diode 1N4148 33 44148 00 DAX 300X 080 031 D...

Page 34: ...or 2SC1815 GR 31 01815 00 TO92 100 ECB Q216 MOSFET IRF5210 31 05210 00 TO 220 IC IC201 RAGULATOR NJM317F 03 00317 04 TO220AB IC202 RAGULATOR LM337T 03 00337 00 TO220AB IC203 RAGULATOR NJM317F 03 00317...

Page 35: ...20105 50 AX 200X 080 031 R241 Metal Film Resistor 105K 1 6W 1 07 21053 50 AX 200X 080 031 R242 Metal Film Resistor 105K 1 6W 1 07 21053 50 AX 200X 080 031 R243 Metal Film Resistor 68 1 6W 5 07 20680...

Page 36: ...l Film Resistor 1K 1 6W 5 07 20102 50 AX 200X 080 031 R298 Metal Film Resistor 10K 1 6W 5 07 20103 50 AX 200X 080 031 R299 Metal Film Resistor 4 7K 1 6W 5 07 20472 50 AX 200X 080 031 R2A1 Metal Film R...

Page 37: ...150 LS 200 031 C233 ALU Electrolytic Capacitor 22000uF 20 100V 105 06 22312 01 CPCYL1 D2 165 LS 965 079 C234 ALU Electrolytic Capacitor 22000uF 20 100V 105 06 22312 01 CPCYL1 D2 165 LS 965 079 C239 P...

Page 38: ...251 01 CPCYL1 D 640 LS 300 031 C278 ALU Electrolytic Capacitor 1000uF 20 50V 105 06 10251 01 CPCYL1 D 640 LS 300 031 C279 Bi polarized Alu Electrolytic Capacitor 10uF 20 50V 105 06 10051 11 CPCYL1 D 2...

Page 39: ...56 VH TM1SQB W 355 5 P207B HOUSING 5PIN3 96 C 13 23905 00 BLKCON 156 VH TM1SQB W 355 5 P208B HOUSING 3PIN2 54 C 13 22503 00 BLKCON 100 VH TM1SQ W 200 3 P209A WIRE UL1015 18AWG yellow black black blue...

Page 40: ...28 Metal Film Resistor 2K2 1 6W 5 07 20222 50 AX 200X 080 031 R329 Metal Film Resistor 47 1 6W 5 07 20470 50 AX 200X 080 031 R333 Chip Resistor 47 5 0805 07 90470 01 SM R_0805 R334 Chip Resistor 47 5...

Page 41: ...1 02 BLKCON 100 VH TM1SQ W 200 11 P300 to main board WIRE UL1015 18AWG L 160mm 1PIN 14 37501 08 AH P N 01 37504 10 C P N 01 37504 20 PCB4 BOARD STANDBY DIODE D401 Super Fast Recovery Rectifier Diode F...

Page 42: ...12102 00 FUSE HOLDER F401 FUSE HOLDER LS PTF 78 CQ 200C A20 20000 06 RAD 1000X 400 LS 850 066 CONNECTOR J401 JACK HS4 CI9120 B009V1 M032 32 26304 00 J402 JACK KY187 32 24804 00 P402B HOUSING 6PIN2 54...

Page 43: ...100 ECB Q503 Transistor 2SA1015 GR 31 01015 00 TO92 100 ECB Q504 Transistor 2SA1015 GR 31 01015 00 TO92 100 ECB Q505 Transistor 2SA1015 GR 31 01015 00 TO92 100 ECB Q506 Transistor 2SA1015 GR 31 01015...

Page 44: ...sistor 56 1 6W 5 07 20560 50 AX 200X 080 031 R515 Metal Film Resistor 56 1 6W 5 07 20560 50 AX 200X 080 031 R516 Metal Film Resistor 56 1 6W 5 07 20560 50 AX 200X 080 031 R517 Metal Film Resistor 56 1...

Page 45: ...103 50 AX 200X 080 031 R569 Metal Film Resistor 2K2 1 6W 5 07 20222 50 AX 200X 080 031 R570 Metal Film Resistor 4 7K 1 6W 5 07 20472 50 AX 200X 080 031 R571 Metal Film Resistor 4 7K 1 6W 5 07 20472 50...

Page 46: ...1160 11 04101 05 P N 01 37506 10 20 PCB6 BOARD HS OPAMP STEREO TRANSISTOR Q601 MOSFET 2SK209 J31 00209 00 SM SC59_SDG Q602 MOSFET 2SK209 J31 00209 00 SM SC59_SDG Q603 Transistor 2SA1312 J31 01312 00 S...

Page 47: ...Capacitor 1nF 50V NPO 26 10251 10 SM C_0603 C606 Ceramic Chip Capacitor 1nF 50V NPO 26 10251 10 SM C_0603 C607 Ceramic Chip Capacitor 100nF 50V X7R 26 10451 10 SM C_0603 C608 Ceramic Chip Capacitor 10...

Page 48: ...CONNECTOR AC INLET to Switch WIRE UL1672 16AWG red L 100mm A14 37501 00 Switch to Fuse holder WIRE UL1672 16AWG red L 100mm A14 37501 00 AC INLET to J401 WIRE UL1672 16AWG blue L 460mm A14 37501 01 Fu...

Page 49: ...007 S002 S003 S014 C003 C008 S002 C007 C011 C013 C002 S007 C001 S002 S003 C009 F023 S005 C002 67 124010 0 Base Cover 1 C003 67 124011 0 Shielding Box 1 C004 67 124012 0 Shielding Box Cover 1 C005 66 0...

Page 50: ...tlet AH 1 C013 01 37502 00 Main Board 1 R008 JA20 20000 10 Fuse Holder 1 R009 A11 01101 03 Rocker Switch 1 R010 01 37512 00 BP Board 1 F001 J70 124001 4A Fascia 1 R011 02 37507 00 RS232 Board 1 J70 12...

Page 51: ...th 1 3 90 005001 0 Polybag 1 4 89 005002 5 Polyfoam End Cap 2 1 5 89 005001 6 Polyfoam End Cap 1 1 6 JA15 10125 01 or A15 10125 00 AC Cord AH 1 JA15 10250 20 or A15 10250 00 AC Cord C CT 1 7 90 001013...

Page 52: ...o D501 s anode 6 C517 changed from 1000uF 6 3V to 1000uF 10V the purpose is SMPS ripple bigger than liner power supply increase reliability Dec 03 08 Improve the Q147 Power Dissipation 1 R186 changed...

Page 53: ...ed m D403 4 7V zener diode removed n D402 1N5822 diode removed o C403 10nF capacitor removed p C406 220uF 16V electrolytic capacitor removed 4 Display board change to VM4 0 PCBA PN changed from 01 375...

Page 54: ...Version VM2 0 PN 01 37503 00 Can be used after changing R329 from 47ohms to 5mm jumper wire Tone Board 0 5W Version VM2 0 PN 01 37503 01 Can be used directly 1W Version VM3 0 PN 01 37502 00 Not advisa...

Page 55: ...12 S 3 4 5 C225 220pF C225 220pF R218 220 R218 220 RL205C JRC 27F 012 S RL205C JRC 27F 012 S 1 2 RCA204F AV6 8 4 13 RCA204F AV6 8 4 13 8 9 C222 100nF C222 100nF RL207A JRC 27F 012 S RL207A JRC 27F 012...

Page 56: ...5 R315 N I R315 N I R317 1 5K R317 1 5K C308 100nF C308 100nF R324 2 2K R324 2 2K CW RV302A RK163121A2CA 10KAX2 CW RV302A RK163121A2CA 10KAX2 3 1 2 C318 100nF C318 100nF C301 100uF C301 100uF R322 4 7...

Page 57: ...3 4 5 6 R404 150 R404 150 C407 100nF C407 100nF TR401 Com Inductor TR401 Com Inductor 1 3 2 5 P404B 4PIN7 92 C P404B 4PIN7 92 C 1 5 7 3 R406 10 R406 10 RL401 DH1U5VDC TV 8 RL401 DH1U5VDC TV 8 3 4 1 2...

Page 58: ...0nF C249 100nF R265 56K R265 56K Q216 IRF5210 Q216 IRF5210 IC202 LM337T IC202 LM337T O 3 I 2 ADJ 1 C231 100nF C231 100nF C275 10uF C275 10uF R2E7 10K R2E7 10K C265 N I C265 N I C232 100nF C232 100nF R...

Page 59: ...03 IT 1102D 1160 1 2 R569 2 2K R569 2 2K D539 1N4148 D539 1N4148 IC505 CD4094BNSR IC505 CD4094BNSR STR 1 D 2 CLK 3 OE 15 Q1 4 Q2 5 Q3 6 Q4 7 Q5 14 Q6 13 Q7 12 Q8 11 QS 9 QS 10 VDD 16 VSS 8 Q528 2SA101...

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