NAD C 165BEE Service Manual
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NAD C 165BEE Service Manual

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NAD
C 165BEE
STEREO
PREAMPLIFIER

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Summary of Contents for NAD C 165BEE

  • Page 1 C 165BEE STEREO PREAMPLIFIER...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS DESCRIPTION P A G E SERVICE CAUTION…………………………………………………………..3-4 REAR PANEL/FRONT PANEL VIEW………………………………………..5 SPECIFICATIONS…………………………………………… ……… … …6 WIRING DIAGRAM………………………………………………………………7 BLOCK DIAGRAM……………………………………………………. …….8-12 ALIGNMENT PROCEDURE............13 SCHEMATICS……………………………………………………………..14-16 PCB LAYOUT……………………………………………………………….17-20 TROUBLE SHOOTING GUIDE…………………........21 ELECTRICAL PARTS LIST…………………………………………….22-34 EXPLODED VIEW……………………………………………………………..35 EXPLODED VIEW PARTS LIST……………………………………………..36 C725BEE PACKING ACCESSORY AND PARTS LIST......37...

  • Page 3: Service Caution

    PRODUCT SAFETY SERVICING GUIDELINES CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN VOLTAGE MEASURE MUST NOT EXCEED 75 VOLTS R.M.S. ANY WAY. NEVER PERFORM CUSTOMIZED INSTALLATIONS THIS CORRESPONDS TO 0.5 MILLIAMP AC ANY VALUE WITHOUT MANUFACTURER’S APPROVAL. UNAUTHORIZED EXCEEDING THIS LIMIT CONSTITUTES A POTENTIAL MODIFICATIONS WILL NOT ONLY VOID THE WARRANTY, BUT SHOCK HAZARD AND MUST BE CORRECTED IMMEDIATELY.
  • Page 4 SERVICING PRECAUTIONS CAUTION : Before servicing the A/V Receiver covered by this Electrostatically Sensitive (ES) Devices service data and its supplements and addends, read and follow the Some semiconductor (solid state) devices can be damaged easily by SAFETY PRECAUTIONS. NOTE : if unforeseen circumstances static electricity.

  • Page 6: Specifications

    OVERALL SPECIFICATIONS Input impedance (R and C) 100 kΩ+ 320 pF Input sensitivity 158 mV (ref. 500 mV out) Maximum input signal >9 V Signal/Noise ratio, A-weighted >108 dB (ref. 500 mV in 500 mV out, volume set to unity gain) >106 dB (ref.

  • Page 7: Wiring Diagram

    C165 BEE MAINBOARD M401 M402 M403 CB106 CB105 NAD C165 TRANSFORMER P101 HEADPHONE Vm1.0 NAD C165BEE TONE BOARD Vm1.0 COPYRIGHT C 2008 NAD ELECTRONICS P100 CZ102 CZ105 CZ106 CB101 CZ701 NAD C165 KEY BOARD Vm1.0 COPYRIGHT C 2008 NAD ELECTRONICS...

  • Page 8: Block Diagram

    BLOCK DIAGRAM KEYBOARD SECTION IC73 STANDBY TONE DEFEAT TUNER MAINBOARD SECTION RL111 DISC LINE LINE TAPE TONE VOLUME MODULE MODULE CONTROL CONTROL M302 M303 RV11&RV12 RV13 M402 M403 REC OUT INPUT CAP MODULE SELECTOR RIAA CIRCUIT M301 S102 M401 INPUT PHONO IN INPUT INPUT RES...
  • Page 9 MCU CONNECTION DIAGRAM J202 +5.5V +5.5V CZ701 +5.5V HEADPHONE DET PHONE MUTE AT89S52-TQFP TONE D IC73 P1.5(MOSI) P0.4(AD4) P1.6(MISO) P0.5(AD5) P1.7(SCK) P0.6(AD6) P0.7(AD7) P3.0(RXD) EA/VPP P3.1(TXD) ALE/PROG P3.2(INT0) PSEN TO LED P3.3(INT1) P2.7(A15) AND CONTROL SIGNAL P3.4(T0) P2.6(A14) TO MAINBOARD CON19 P3.5(T1) P2.5(A13)
  • Page 10 AT89S52 KEY BOARD IC73 P0.0 - P0.7 P2.0 - P2.7 PORT 0 DRIVERS PORT 2 DRIVERS RAM ADDR. PORT 0 PORT 2 FLASH REGISTER LATCH LATCH PROGRAM STACK ADDRESS REGISTER POINTER REGISTER BUFFER TMP2 TMP1 INCREMENTER INTERRUPT, SERIAL PORT, AND TIMER BLOCKS PROGRAM COUNTER PSEN...

  • Page 11: Block Diagram

    24C01 KEY BOARD IC71 PIN CONFIGURATION FUNCTIONAL BLOCK DIAGRAM HIGH VOLTAGE GENERATOR, TIMING & CONTROL CONTROL LOGIC EEPROM SLAVE ADDRESS ARRAY REGISTER & COMPARATOR WORD ADDRESS COUNTER DECODER Clock > DATA DI/O REGISTER nMOS...
  • Page 12 TNY274 POWERBOARD:IC51 PIN CONNECTION : BLOCK DIAGRAM:...

  • Page 14: Schematics

    C165 BEE POWERBOARD(1/3) 2.2nF/250V,Y1 AC POWER CORD CB55 CZ55 +5.5V +5.6V D59 SR540 R576 10uH 0.33,1/4W FS 330uF/10V CB54 R572 CZ54 330uF/10V 0.1uF 10nF/1KV 100K/1W (120V Version) AC OUTLET UNSWITCHED 10uF/400V EE16 (120V Version) DGND IC51 CB56 CZ56 DB105 SW52 POWER SWITCH FR107/UF4006 4n7/400V...
  • Page 15 C165 KEYBOARD(2/3) R794 +5.5V R782 R781 R795 R704 R705 R706 +5.5V J202 K708 CD K707 +5.5V R796 +5.5V K704 TONE DEF K705 AUX K706 TAPE1 +5.5V +5.5V K701 Phono K702 TUNER K703 TAPE2 0.1u CZ701 +5.5V D722 C717 +5.5V +5.5V 1N4148 10uF,16V HEADPHONE DET...
  • Page 16 C165 BEE MAINBOARD(3/3) C165 PHONO LOADS SWITCH BOARD CZ107 CON5 R169 +27V Q101 2.2,1W C165 MODULE Board CZ110 CZ109 R197 2SA1220 CON7 CON5 MM module:We need populate Q802 and the R802 needn`t be populated. C165 MM INPUT BOARD R119 LINE module:We need populate R802 and the Q802 needn`t be populated. +38V S101B Q102...

  • Page 17: Pcb Layout

    NAD C165BEE MAIN BOARD Vm1.0 RCA35 PHONE1 RCA5 RCA4 RCA3 RCA2 RCA1 RCA6 C149 GND LINE J114 RV15 GND-1 RL110 RL109 J110 C166 C142 J113 CB107 CB109 IC107 RL107 D115 D106 D113 D112 D111 D110 D109 D108 D107 RL108 RL106...
  • Page 18 CB54 J510 TO UNSWITCHED AC OUTLET T1.6A/250V FOR 230V VERSION T2A/250V FOR 120V VERSION CB55 TO AC INLET CB56 TO POWER SWITCH NAD C165BEE POWER BOARD Vm1.0 COPYRIGHT C 2008 NAD ELECTRONICS STANDBY DGND +5V5 C510 R576 C514 C513 CB57...
  • Page 19 C165 BEE KEY+MODULE+MC INPUT+LOAD SWITCH+HEADPHONE+PHONEJACK BOARD R788 C714 TOPLAYER R791 R744 R786 R717 R785 Q713 Q711 R783 Q712 D707 R790 R789 R703 R701 R796 R727 R726 Q701 R725 R724 Q702 R723 R772 R722 R771 Q703 R721 R720 Q704 R390 R795 R705 R391 R780...
  • Page 20 C165 BEE KEY+MODULE+MC INPUT+LOAD SWITCH+HEADPHONE+PHONEJACK BOARD R788 C714 BOTTOMLAYER R791 R744 R786 R717 R785 Q713 Q711 R783 Q712 CZ112 D707 R790 R789 R703 R701 CZ112 R796 R727 R726 Q701 R725 R724 Q702 R723 R772 R722 R771 Q703 R721 R720 Q704 R390 R795 R705...

  • Page 21: Troubleshooting Guide

    TROUBLESHOOTING GUIDE PUSH THE POWER SWITCH TO ON CHECK THE +5V SUPPLY IS THE 3-COLOUR-LED AMBER LIGHT? IS IT RED FLASH? IS IT BLUE (POWER BOARD) CHECK THE LED CONTROL CIRCUIT AND POWER SUPPLY ON MAINBOARD CAN PRESSING ANY KEY TO MAKE ARE ALL POWER SUPPLIES OK? CHECK ALL POWER SUPPLIES THE UNIT WORK NORMALLY?

  • Page 22: Electrical Parts List

    Designator HS P/N Part Type MAINBOARD A16-16501-21 CEM-1 D201 33-24001-00 1N4001 D316, D416 33-11200-00 12V 0.5W D104 33-11600-00 16V 0.5W D121 33-12700-00 27V 0.5W D102, D105, D106, D107, D108, D109, D110, D111, D112, D113, D103, D116, D118, D117, 33-44148-00 1N4148 D120, D119, D115, D114, D315 B102, B103 33-30142-00...
  • Page 23 R194 07-10512-50 5K1, 1/6W, ±5% R356, R456 07-10562-50 5K6, 1/6W, ±5% R141, R142, R144, R152, R153, R154, R219, 07-10103-50 10K, 1/6W, ±5% R220, R317 R143 07-10113-50 11K, 1/6W, ±5% R345 07-10123-50 12K, 1/6W, ±5% R122 07-10183-50 18K, 1/6W, ±5% R172, R173, R174, R175, R193, R218 07-10223-50 22K, 1/6W, ±5% R398, R498...
  • Page 24 R360, R460 07-30100-01 10R, 1W, ±5% R160 07-30331-02 330, 1W, ±5% R159 07-30750-02 75/2W,5% R137, R138 07-50688-01 RF10, 0.68, 1W, ±5% R169, R177 07-50229-01 2R2/FS 1W R353, R453 07-50750-00 75/FS 0.5W C2, C148, C165, C395, C494 N.I. C318 05-18913-00 1.8pF,1KV±10%,F5.0 C315 05-43013-00 43pF,1KV±10%,F5.0...
  • Page 25 J8, J9, J21, J22, J23, J26, J27, J28, J37, J38, J45, J54, J58, J60, J61, J62, J64, J69, 21-06500-00 Pitch=5mm J72, J73, J76, J77, J79, J82, J91, J92, J103, J104, J122, J123, J124 J2, J3, J5, J10, J11, J18, J19, J41, J44, J56, J57, J65, J66, J67, J68, J70, J75, J78, J80, J85, 21-06750-00 Pitch=7.5mm...
  • Page 26 H1, H2, H3, H4, H5 61-023206-0 BTB3X6 67-134008-0 SPCC,T=0.8mm,Tin plated Self Taping Screws 61-022208-1 BTB2×8 Support CR Foam 79-134003-0 CR UL94V-0, 26×26×11 LINEAR AMP MODULE A16-16505-21 FR-4 Q801 J31-00209-00 2SK209 Q804, Q806, Q809 J31-03324-00 2SC3324-GR Q808 31-01015-01 2SA1015-GR Q803 J31-01312-00 2SA1312-GR Q807 31-01661-00...
  • Page 27 R803 07-91501-00 1K5 1% R809 07-90472-00 R816, R817 07-90104-00 100K R801 07-90225-00 C811 26-22051-00 22p NPO C801, C809 26-33051-00 33p NPO C805 26-22151-00 220p C807 26-10251-00 C802, C803 26-10451-00 0.1uF C810 26-10521-01 1uK,25V,0805,X7R CZ112(INSERTED TO M301/401 ON THE MAIN 13-12506-00 6pin BOARD) Module Base...
  • Page 28 R314, R414 07-20473-50 47K, 1/6W, ±5% C311, C411 C312, C412 05-39013-00 39p, 1KV, ±5% C313, C413 05-18113-00 180p, 1KV, ±10% L302, L402 08-01372-00 3.7mH CZ109(INSERTED TO CB109 ON THE MAIN 13-12505-08 2.54mm, 5pin BOARD) POWER BOARD A16-16502-21 CEM-1 D51, D533 33-44148-00 1N4148 33-20107-00...
  • Page 29 A22-00025-10 FILTER INDUCTOR,48mH 08-01100-00 LGB0810-10uH A18-72516-00 EE16 HF115F-I/005-1HS3A555 16A/250V 5V, Relay- RL51 A12-02101-05 SPST RL51 or A12-02101-01 Relay-SPST CB52 13-22502-00 XHB2.5A-2A CB55, CB56 13-23903-01 XHB3.96A-3A CB54, CB57 13-23903-01 XHB3.96A-3A CZ58 13-23905-13 XHB3.96A-5A CB53--CB104 14-16503-00 UL2468#26AWG, L=60mm H501 70-002005-0 HEATSINK A20-12501-00 T500mAL/250V A20-12162-01 T1.6AL/250V For 230VAC...
  • Page 30 CZ701 13-21219-00 FPC1.25 19PIN 2.54-2-10P J202 13-12510-04 IR Bracket 66-091004-0 TONE PCB A16-16504-21 CEM-1 R348, R448 07-21200-50 120R, 1/6W, ±1% R347, R447 07-21001-50 1K, 1/6W, ±1% R351, R451 07-24990-50 RJ13, 499R, 1/6W, ±1% R350, R450 07-22741-50 RJ13, 2K74, 1/6W, ±1% C335, C435 25-68212-00 6n8, 100V, ±10%...
  • Page 31 Spring Washer 63-020820-1 GB93 8mm 62-010802-0 GB6170, M8 Metal Disc 66-001008-0 METAL PARTS CHASSIS 67-134005-0 SECC-N5 T=1.0mm CHASSIS 65-134005-0 SECC-N5 T=1.0mm Service Cover 67-134006-0 SECC-N5 T=1.0mm Service Cover 65-134006-0 SECC-N5 T=1.0mm Subfascia 67-134004-0 SECC-N5 T=1.0mm Subfascia 65-134004-0 SECC-N5 T=1.0mm PHONE BRACKET 66-091005-0 HS4-C355-B009V1-M013 Connectible Bracket...
  • Page 32 Expanded Rubber 86-018002-1 110x25x0.5mm Transformer Label 94-134005-0 φ26mm φ48mm SERIAL NO LABEL 94-134004-0 60*10 Copperplate Lable 86-000054-0 60*10 Remote Control J30-17250-00 Batteries 30-22100-10 5# 2006/66/EC RCA-RCA Link Cable 30-71600-00 Instruction Manul 30-41650-00 For AH Black Version Top Cover 67-134001-0 HS40-C165-B12V1-M001 Top Cover (65-134001-0) HS40-C165-B12V1-M001...
  • Page 33 Tone Knob Bezel 77-124001-1 HS40-C375-B12V1-P001 B Volume Knob Bezel 77-124003-0 HS40-C355-B12V1-P003 Self Taping Screws 61-023106-0 STB3X6 Self Taping Screws 61-084108-0 STPW4X8 PE-224 & H05VV-F, 2×0.75mm2,2C Black 6'& LS- AC Cord(C Version) JA15-10250-20 AC Cord(C Version) or A15-10250-00 M3204,H05VV-F 2×0.75mm,VAC17S VERSION LABEL (C) 94-134002-0 For C Ti Version Top Cover...
  • Page 34 φ3*0.5 Silicon Glue 86-000006-0 Binding Nale 86-000009-0 19×35 Single-side Adhesive Tape 86-000010-0 12mm Single-side Adhesive Tape 86-000011-0 18mm Single-side Adhesive Tape 86-000036-0 Heat Transfer Compound 86-000008-0 705015...

  • Page 35: Exploded View

    Exploded View S013 S002 T001 C008 S017 R005 R006 C007 S011 R007 S012 C012 S006 S003 S005 C010 S007 R003 C009 C006 R004 S015 S003 S016 R001 S009 S002 F004 S003 S003 S008 R002 R008 F018 F021 S004 S010 S001 R009 F012 F008...

  • Page 36: Exploded View Parts List

    Exploded View Parts List REF.NO PART NO. DESCRIPTION Qty. REF.NO PART NO. DESCRIPTION Qty. C001 67-134005-0 Chassis F017 79-134002-0 Rubber Pad C002 67-134006-0 Service Cover F018 01-16503-00 Key Board C003 75-124001-0 Foot F019 01-16504-00 Tone Board C004 J78-001002-0 Foot Pad F020 01-16509-00 POT Board...

  • Page 37: C725Bee Packing Accessory And Parts List

    Packing Diagram REF.N0 Part No. Description Qty. 00-16500-10 C165Bee AH Version AH:1 00-16500-20 C165Bee C Version 00-16500-30 C165Bee CT Version CT:1 90-009002-1 Non-Woven Cloth 90-001001-0 Polybag 89-002001-2 Polyfoam End Cap(1) 89-002002-2 Polyfoam End Cap(2) JA15-10125-01 AC Cord AH:1 or A15-10125-00 JA15-10250-20 AC Cord C/CT:1...
  • Page 38 © NAD 2008 NAD ELECTRONICS LTD TORONTO...

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