NAD T 753 Service Manual
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NAD T 753 Service Manual

Surround sound receive r ( surround sound receiver phase ii
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DRAFT DATE: 9 MAR 2006
NAD
T 753
Surround Sound Receiver
PHASE II

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Summary of Contents for NAD T 753

  • Page 1 DRAFT DATE: 9 MAR 2006 T 753 Surround Sound Receiver PHASE II...
  • Page 2 SAFETY INFORMATION AH VERSION C VERSION...

  • Page 3: Table Of Contents

    SERVICE SAFETY PRECAUTIONS 1. Replacing the fuses CAUTION: FOR CONTINUED PROTECTION AGAINST THE RISK OF FIRE REPLACE ONLY WITH SAME TYPE OF FUSE. Reference Designator Database Part Number Description F751*AH,AHT 370-019100-00(2) FUSE TIME-LAG 10A/250VAC 5X20mm UL/CSA 5T F751*C,CT 370-015100-03(3) FUSE 800mA 250V TIME LAG LBC 5x20mm 5T UL/CSA/VDE/SEMKO F752*AH,AHT 370-011100-06(4)

  • Page 4: Specifications

    SPECIFICATIONS POWER AMPLIFIER SECTION ≤ 0.1 % Rated distortion (Rated power level into 8 ohms, THD 20 Hz-20 kHz FL/C/FR) ≤ 0.1 % (Rated power level into 8 ohms, THD 20 Hz-20 kHz SL/SR/BS) 127 ± ± ± ± ± 20 mV Input Sensitivity (ref.
  • Page 5 DTS SECTION 0.3 ± ± ± ± ± 1.3 W Output Level (Vol 0 dB) : FL/FR/C/SL/SR Track 6 1 kHz ± ± ± ± ± 1.0 dB Channel Difference (FL ref) : FL/FR/C/SL/SR Track 6 1 kHz ≤ ≤ ≤ ≤ ≤ 0.08 % Harmonic Distortion (Audio Filter) : FL/FR/C/SL/SR Track 10-14 1 kHz Frequency Response (20 Hz to 20 kHz)

  • Page 6: Rear Panel / Front Panel View

    REAR PANEL / FRONT PANEL VIEW REAR PANEL FM & AM ANTENNA POWER SWITCH SOFT CLIPPING ON/OFF 10. SWITCHED AC OUTLETS MONITOR OUT AC POWER INLET CD INPUT 12. SPEAKERS A & B IR INPUT & OUTPUT 13. DVD, SAT, VCR, VIDEO 4 & VIDEO 5 +12V TRIGGER INPUT &...

  • Page 7: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS Remove machine screws M4.0 x 8.0 (1 to 6) from the side panels. Remove tapping screw 3.0 x 8.0 (7 to 10) from the back panel. Refer to Figure No. 1. Figure No. 1 Pull both sides of the TOP COVER slightly outwards 11 and tilt approx. 35 ° and then remove in the direction as indicated by the arrow 12.

  • Page 8: Wiring Diagram

    WIRING DIAGRAM...
  • Page 9 WIRING DIAGRAM PARTS LIST Item Database Part Number Description Remark 276-022613-06 CABLE ASSY 2 WAYS AWG=26 2.5P UL2468 AMP1 BD- L=440mm J511A 276-041823-11 CABLE ASSY 4 WAYS AWG=18 3.96P UL1007 AMP1 BD- L=420mm YB03053103-03A J581A 276-062613-22 CABLE ASSY 6 WAYS AWG=26 2.5P UL1007 AMP1 BD- L=320mm (RoHS) J503A...
  • Page 10 Item Database Part Number Description Remark 276-011643-29 CABLE ASSY 1 WAY AWG=16 UL1672 PS BD- BROWN L=100mm J757 276-011643-69 CABLE ASSY 1 WAY AWG=16 UL1672 BLUE PS BD- L=100mm J756 276-042613-07 CABLE ASSY 4 WAYS AWG26 2.5P UL2468 PS BD- L=400mm (ROHS) J753A 276-021823-01...

  • Page 11: Block Diagram

    BLOCK DIAGRAM...

  • Page 12: Special Function

    SPECIAL FUNCTION FEATURE KEYS PRESS ON FRONT PANEL RESET FOR AH VERSION VIDEO 6 +SOURCE UP RESET FOR C VERSION VIDEO 6 + SOURCE DOWN NTSC / PAL SELECTION VIDEO + MEMORY VFD ALL DISPLAY AUDIO 6 + TONE DEFEAT AM FREQ.

  • Page 13: Adjustment Points Diagram / Amplifier Adjustment

    ADJUSTMENT POINT DIAGRAM FRONT / CENTER AMPLIFIER BOARD R522 R545 R571 P501 P502 P503 SURROUND AMPLIFIER BOARD R835 R836 R897 P801 P802 P803 SECONDARY / ISC BOARD R881 AMPLIFIER ADJUSTMENT Idle Current Rotate R522 fully clockwise. Connect DC millivoltmeter to P501 (i.e. Across half of R523, 0.22 Ohm resistor). Turn on the unit.

  • Page 14: Pcb Layout

    PCB LAYOUT AUDIO BOARD POWER SUPPLY (STANDBY) BOARD...
  • Page 15 COMPONENT VIDEO BOARD - COMPONENT SIDE COMPONENT VIDEO BOARD - COPPER SIDE DIGITAL BOARD - COMPONENT SIDE SIDE DIGITAL BOARD - COPPER SIDE...
  • Page 16 DSP BOARD - COMPONENT SIDE DSP BOARD - COPPER SIDE...
  • Page 17 FRONT / CENTER AMPLIFIER BOARD - COMPONENT SIDE...
  • Page 18 FRONT / CENTER AMPLIFIER BOARD - COPPER SIDE...
  • Page 19 SURROUND AMPLIFIER BOARD - COMPONENT SIDE...
  • Page 20 SURROUND AMPLIFIER BOARD - COPPER SIDE...
  • Page 21 KEY BOARD/POWER SWITCH KEY BOARD/POWER SWITCH - COMPONENT SIDE - COPPER SIDE...
  • Page 22 MAIN BOARD...
  • Page 23 MULTI-CHANNEL BOARD - COMPONENT SIDE...
  • Page 24 MULTI-CHANNEL BOARD - COPPER SIDE...
  • Page 25 PRE-OUT BOARD - COMPONENT SIDE PRE-OUT BOARD - COPPER SIDE...
  • Page 26 VIDEO 6 BOARD SPEAKER TERMINAL BOARD POWER SWITCH / TRIGGER BOARD...
  • Page 27 SECONDARY / ISC BOARD - COMPONENT SIDE SECONDARY / ISC BOARD - COPPER SIDE...
  • Page 28 S-VIDEO BOARD...
  • Page 29 COMPOSITE VIDEO BOARD - COMPONENT SIDE COMPOSITE VIDEO BOARD - COPPER SIDE...

  • Page 30: Schematic Diagram

    SCHEMATIC DIAGRAM AUDIO SWITCH...
  • Page 31 COMPONENT VIDEO...
  • Page 32 COMPOSITE VIDEO...
  • Page 33 POWER SUPPLY (SECONDARY)
  • Page 34 POWER SUPPLY (STAND BY)
  • Page 35 TRIGGER...
  • Page 36 VIDEO 6...
  • Page 37 SPEAKER A & B...
  • Page 38 PREOUT NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 10%.
  • Page 39 DIGITAL INPUT / OUTPUT...
  • Page 40 S-VIDEO RESISTORS : UNLESS OTHERWISE SPECIFIED ARE CARBON FILM. NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 10%.
  • Page 41 FRONT / CENTER CHANNEL POWER AMPLIFIER NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 10%. 3. COMPONENTS MARKED ARE SAFETY CRITIAL PARTS. RESISTORS : RN-CERAMIC CASE, MO-METAL OXIDE, UNLESS OTHERWISE SPECIFIED ARE CARBON FILM.
  • Page 42 SURROUND CHANNEL POWER AMPLIFIER NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 10%. 3. COMPONENTS MARKED ARE SAFETY CRITIAL PARTS. RESISTORS : RN-CERAMIC CASE, MO-METAL OXIDE, UNLESS OTHERWISE SPECIFIED ARE CARBON FILM.
  • Page 43 NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 10%.
  • Page 44 KEYBOARD NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 5%.
  • Page 45 MULTI-CHANNEL RESISTORS : UNLESS OTHERWISE SPECIFIED ARE CARBON FILM. NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 10%.
  • Page 46 MAIN BOARD NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/6W, 5%. 2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 50V, 10%.

  • Page 47: Ic Block Diagram

    IC BLOCK DIAGRAM 74LVC245 74LVQ574 DSP BOARD: U1002, U1003, U1014 DSP BOARD: U1008, U1009 74VHC245 KEYBOARD: U209 (11) (19) (18) (17) (16) (15) (14) (13) (12) W27C020 NJM5532 DSP BOARD: U1007 DSP BOARD: U1010~U1013, U1023 & U1025 MULTI-CHANNEL: U6104~U607 PRE-OUT BOARD: U609~U613 OUTPUT CONTROL AUDIO BOARD: U305...
  • Page 48 CS4340 DSP BOARD: U1022 CS49326 DSP BOARD: U1001 SCDIO, DATA 7:0, SCDOUT, R/W, EMAD 7:0, PSEL, ABOOT, EXTMEM EMOE, EMWR, RESET GPIO 7:0 GPIO8 GPIO11 GPIO10 GPIO9 SCCLK SCDIN INTREQ CMPDAT, Parallel or Serial Host Interface SDATAN2 Compressed CMPCLK, Data Input Framer SCLKN2 Interface...
  • Page 49 74HCU04 DIGITAL BOARD: U1201 & U1202 74HC251 PIN7 STROBE DIGITAL BOARD: U1203 PIN4 D0 W PIN6 PIN3 D1 PIN2 D2 PIN1 D3 PIN15 D4 PIN14 D5 PIN13 D6 Y PIN5 PIN12 D7 PIN11 A PIN10 B PIN8 GND PIN9 C PIN16 VCC TCM810 AT24C16...
  • Page 50 HCF4094B KEYBOARD: U204~U207 & U211 SERIAL SERIAL CLOCK SERIAL STROBE LATCH LATCH STAGES 3 - 7 LATCH 1 OUTPUT ENABLE V DD 3-STATE STATE STATE V SS V DD V SS PT6306 KEYBOARD: U203 LATB HVO1 RDIO RDIO RDIN RDOUT LDIO LDIO DIRECTION...
  • Page 51 M6759 KEYBOARD: U201 & U202 P0.7:0 P2.7:0 P1.7:0 P3.7:0 Port 0 Port 2 Port 1 Port 3 Drivers Drivers Drivers Drivers Serial Port Timer Port Latch Port Latch Port Latch Interrupt Logic Data Bus Data Bus B Register Program Address Register ALU REG1 ALU REG2...
  • Page 52 BA7660FS COMPONENT VIDEO BOARD: U4301 MUTE OUTA1 OUTA2 OUTB1 OUTB2 N.C. N.C. OUTC1 OUTC2 74HC4052 COMPONENT VIDEO BOARD: U4302 & U4303 74HC4052 Y CHANNELS IN/OUT X CHANNELS IN/OUT COM "Y" OUT/IN COM "X" OUT/IN Y CHANNELS IN/OUT X CHANNELS IN/OUT...
  • Page 53 LC74763 S-VIDEO BOARD: U4101...
  • Page 54 M61516FP MULTI-CHANNEL BOARD: U6101 & U6102...

  • Page 55: Exploded View

    EXPLODED VIEW...

  • Page 56: Exploded View Parts List

    EXPLODED VIEW PARTS LIST Item Database Part No. Description Qty. 176-201123-04 FAN DC 60 X 60 X 10mm 12V 0.09A 3000RPM MGA6012LR-A10(L) W/450mm CONNECTOR (RoHS) R.1 176-201123-05 FAN DC 60 X 60 X 10mm 12V 0.09A 3000RPM MGA6012LR-A10(L) W/350mm CONNECTOR (RoHS) R.1 177-022005-03 TRANSFORMER PW EI-114 115V/230V T753...
  • Page 57 Item Database Part No. Description Qty. 614-040080-08 TAPTITE SCREW 4 X 8 C/H TYPE -B BLK (RoHS) 614-040140-01 MACHINE SCREW M4 X 14 WAHER HEAD BLK 614-050120-00 HEX HEAD SCREW M5 X 12 NI PLT (RoHS) 616-050096-00 PCB SUPPORTER KSS (H=9.6mm PCB HOLE 4mm) CS-0610 617-030004-00 INTERNAL TOOTH WASHER M3 X 0.4mm...
  • Page 58 Item Database Part No. Description Qty. 667-076203-00 SIDE CAP R (PAINTED TITANIUM) [FOR TITANIUM VER.] 672-075204-00 HEATSINK MOUNTING BRACKET 672-076209-02 NEW EXTRUDED HTSK LEFT R.3 672-076210-00 NEW EXTRUDED HTSK RIGHT R.1 684-075202-01 POWER BUTTON BLACK (RoHS) 684-075203-07 INPUT BUTTON LOZENGE (RoHS) [FOR GREY VER.] 684-075203-08 INPUT BUTTON LOZENGE (PAINTED...

  • Page 59: Electrical Parts List

    ELECTRICAL PARTS LIST Reference No. Database Part No. Description FRONT & CENTER AMP BOARD PCB ASSEMBLY 800-A1BD53-20 T753AH (US) Phase II Normal Front and Center Amp Boars Assembly CAPACITORS C501,C513,C525 130-477052-04(8)/E CAP ELEC SS 4.7uF 50V 20% 85C RAD HEIGHT = 7mm MAX (RoHS) C510,C511,C521,C522,C535,C534 130-102082-02(1) CAP ELEC GR 100uF 100V 20%...
  • Page 60 Reference No. Database Part No. Description Q543-Q545 339-000038-00(1) XTR SS NPN HFE20 250MHz DTC123ESATP Q550,Q551,Q553,Q554,Q556,Q557, 339-010041-00(1) XTR SS PNP HFE 280-560 110MHz Q561,Q564,Q567 2SA1016KG-AA Q563,Q566,Q569 330-101121-01(7) XTR PW PNP 1A/100V TO-126 2SB631KE RESISTORS R523,R547,R574 386-022853-01(5) RES RN 0.22 OHM 5% 5W SIL 3 PIN COMMAND PIN2 WW R527,R528,R548,R556,R575,R576 383-010033-60(3)
  • Page 61 Reference No. Database Part No. Description RELAYS M801,M802 182-312408-00(7) RELAY POWER DC24V 8A/250V 2P1T PCB MOUNT ME-11-024-2H4 TRANSISTORS Q512,Q807,Q808,Q823,Q824,Q826, 339-010041-00(1) XTR SS PNP HFE 280-560 110MHz Q827,Q834,Q835,Q837 2SA1016KG-AA Q545,Q546,Q801-Q806,Q821,Q822, 339-000041-00(6) XTR SS NPN HFE160-320 130MHz Q838-Q840,Q847 2SC2362KF Q809-Q812,Q841,Q842,Q854,Q856, 330-101121-00(6) XTR PW NPN 1A/100V TO-126 Q858 2SD600KE Q813,Q814,Q843...
  • Page 62 Reference No. Database Part No. Description C1011 130-108052-01(9)/E CAP ELEC. SS 0.1uF 50V 20% 85C RAD HEIGHT=7mm (RoHS) C1012,C1072,C1092,C1137-C1140, 130-101022-02(8)/E CAP ELEC SS 10uF 16V 20% 85C RAD C1080,C1079 HEIGHT =7mm MAX (RoHS) C1050,C1051,C1041,C1040,C1030, 130-337052-01(4)/E CAP ELEC SS 3.3uF 50V 20% 85C RAD C1031,C1021,C1020 HEIGHT = 7mm MAX (RoHS) C1060,C1073...
  • Page 63 Reference No. Database Part No. Description C1161 120-680527-50(9) CAP CER SMD 68pF 50V 10% X7R 0603 TAPE C1201-C1208 120-331527-50(3) CAP CER SMD 330pF 50V 10% X7R 0603 TAPE INDUCTORS SMD L1011,L1013 166-027901-04(2) IND 2.7uH SMD 10% 0805 CI201209- 2R7KG RESISTORS SMD R1001-R1002,R1079,R1083,R1097- 390-470124-10(5)/E RES SMD 4.7K OHM +/-1% 1/16W 0603 R1098,R1101-R1102,R1231-R1246...
  • Page 64 Reference No. Database Part No. Description U1008,U1009 500-065749-00(7) IC LOGIC OCTAL D-FLIP FLOPS WITH 3-STAGE OUTPUT SMD 74LVQ574 M U1010-U1013,U1023,U1025 507-705532-01(7)/E IC AUDIO LOW NOISE OP-AMP SMD NJM5532M (RoHS) U1021 509-942280-00(9) IC 24BIT 96KHz SURROUND SOUND CODE SSOP CS4228AKS U1022 509-943400-01(7) IC 24BIT 96KHz STEREO DAC FOR AUDIO SOIC CS4340...
  • Page 65 Reference No. Database Part No. Description U4305 500-080499-00(7) IC LOGIC HEX INVERTER SMD SOP M74HCU04MIR U4302,U4303 500-744052-00(5) IC LOGIC ANALOG MULTIPLEXER/ DEMULTIPLEXER SMD SOIC-16 74HC4052D PHILIPS U4301 505-517660-00(3) IC VIDEO 3-CHANNEL 75 OHM DRIVER SSOP BA7660FS DIGITAL INPUT BOARD PCB ASSEMBLY 800-DGBD53-20 T753AH (US) Phase II Digital Input Board Assembly...
  • Page 66 Reference No. Database Part No. Description D813,D823 300-000000-08(2)/E DIODE SW 4NS DO35 1N4148 (RoHS) D821,D822 303-321200-04(2) DIODE ZENER BZX55 12V 1/2W 5% DO35 BZX55-C12V JUMPER BARS J1,J2,J3,J4,J5 670-075201-01(6) JUMPER BAR DIA1.5 X 30 R.1 JMP9301,JMP9302,JMP9303, 670-075200-01(7) JUMPER BAR DIA1.5 X 25 R.1 JMP9304,JMP9305 TRANSISTORS Q782,Q781...
  • Page 67 Reference No. Database Part No. Description D220 303-385190-00(9)/E DIODE ZENER BZX79 5.1V 1/2W 5% DO35 BZX79-C 5.1V (RoHS) ENCODER M201 254-600121-01(8) ENCODER ROTATRY STD L=20MM VERT ,W/O CLICK EC16B243040F TRANSISOTRS Q201 339-010010-01(9)/E XTR SS PNP HFE 100 200MHz TO-92 A1015Y (RoHS) Q204,Q203 339-000001-01(6)/E XTR SS NPN HEF 100 200MHz TO-92 C1815Y (RoHS)
  • Page 68 Reference No. Database Part No. Description R222 390-068024-70(5)/E RES SMD 68 OHM +/-1% 1/16W 0603 TAPE (RoHS) R225 390-560024-11(8)/E RES SMD 560 OHM +/-1% 1/16W 0603 TAPE (RoHS) R233 390-470226-11(1) RES SMD 47K OHM 5% 1/16W 0603 TAPE R234 390-100126-11(3) RES SMD 1K OHM 5% 1/16W 0603 TAPE R238...
  • Page 69 Reference No. Database Part No. Description C702,C705,C706,C716,C725 130-103032-80(5)/E CAP ELEC KM 1000uF 25V 20% 105C 10X20 EKM-R-108M1E-01 (RoHS) C704 130-473047-00(8)/E CAP ELEC 4700uF 35V 105C RAD EKM478M1VL35RR (RoHS) C707 130-223042-04(9)/E CAP ELEC KM 2200uF 35V 20% 105C VER (RoHS) C710 130-471052-70(1)/E CAP ELEC SS 47uF 50V 20% 85C RAD ESS-R-476M1H-01 HEIGHT = 8 X 9mm (RoHS)
  • Page 70 Reference No. Database Part No. Description C759-C762,C769,C770,C773,C774 106-104076-01(8)/E CAP MPF 0.1uF 63V +/-5% MEM TYPE (RoHS) C763,C764,C765,C766 106-247076-01(6) CAP MpF 0.047uF 63V 5% DMF 5 SERIES C767,C768,C771,C772 106-233076-00(8) CAP MpF 0.0033uF 63V 5% DMF 5 SERIES DIODES D602,D604 303-327590-00(1) DIODE ZENER BZX55 7.5V 1/2W 5% DO35 BZX55-C7.5V JUMPER BARS JP6101-JP6106...
  • Page 71 Reference No. Database Part No. Description SPEAKER TERMINAL M5101,M8101 262-300002-02(3) SPEAKER TERMINAL 6P BINDING R/B W/O PLUG KF-J5000-06 SPEAKER B BOARD PCB ASSEMBLY 800-PBBD53-20 T753AH (US) Phase II Normal Speaker B Board Assembly SPEAKER TERMINAL M5102 262-300002-04(5) SPEAKER TERMINAL 4P BINDING R/B W/O PLUG KF-J5000-04 PRE-OUT BOARD PCB ASSEMBLY...
  • Page 72 Reference No. Database Part No. Description Q6101,Q6102 339-000036-00(3) XTR SS NPN HFE200-700 30MHz 2SC2878A Q6104 339-000040-00(7) XTR SS NPN HFE30 250MHz SPT DTC114ESATP Q621-Q626,Q6103 339-010039-00(4) XTR SS PNP HFE 30 250MHz SPT DTA114ESATP RESISTORS R631,R632,R6110 381-100121-10(8) RES MF 1K OHM 1% 1/6W AXIAL TAPE &...
  • Page 73 Reference No. Database Part No. Description FUSES F751*AH,AHT 370-019100-00(2) FUSE TIME-LAG 10A/250VAC 5X20mm UL/CSA 5T F751*C,CT 370-015100-03(3) FUSE 800mA 250V TIME LAG LBC 5x20mm 5T UL/CSA/VDE/SEMKO F752*AH,AHT 370-011100-06(4) FUSE 1.6A 250V TIME LAG LBC 5x20mm 5T UL/CSA/VDE/SEMKO F752*C,CT 370-018100-05(2) FUSE TIME-LAG 6.3A/250VAC 5X20mm VDE/UL/CSA 5T RELAY M751...
  • Page 74 Reference No. Database Part No. Description SECONDARY BOARD PCB ASSEMBLY 800-SEBD53-20 PCB Assy T753AH (US) Phase II Secondary Board Assembly CAPACITORS C801,C802 130-124072-00(1) CAP ELEC LP 12000uF 80V 20% RAD DIODE D801 305-512540-04(5)/E BRIDGE RECTIFIER 25A 400V BR254W BR-25W (RoHS) JUMPER BARS JMP9200- JMP9206 670-075201-01(6)
  • Page 75 Reference No. Database Part No. Description DIN JACKS M4101-M4108 266-411030-01(9) DIN JACK 1 BLACK PCB MOUNT MD-113 TRANSISTORS Q4108,Q4116-Q4119,Q4151-Q4155 339-010037-00(6) XTR SS PNP HFE 270-560 140MHz 2SA933ASTPS Q4113,Q4114,Q4121,Q4124,Q4125, 339-000036-00(3) XTR SS NPN HFE200-700 30MHz Q4128,Q4130,Q4133,Q4142-Q4145 2SC2878A Q4115,Q4126,Q4127 339-000039-00(9) XTR SS NPN HFE270-560 180MHz 2SC1740STPS Q4120,Q4123,Q4146,Q4147 339-000038-00(1)
  • Page 76 Reference No. Database Part No. Description DIODES D354-D359,D361,D3501 301-010071-00(3)/E DIODE RECT 1A/1000V DO41 WIN4007 REEL TYPE (RoHS) D351-D353 303-385190-00(9)/E DIODE ZENER BZX79 5.1V 1/2W 5% DO35 BZX79-C 5.1V (RoHS) TRANSISTORS Q351 339-000038-00(1) XTR SS NPN HFE20 250MHz DTC123ESATP RESISTORS R358,R359 383-150033-80(4) RES MO 150 OHM 5% 2W AXIAL REGULATORS...
  • Page 77 Reference No. Database Part No. Description DIODES D4201,D4202 300-000000-08(2)/E DIODE SW 4NS DO35 1N4148 (RoHS) RCA JACKS M4201,M4202 265-404002-00(3) RCA JACK 4 Y-Y/Y-Y PCB MOUNT GOLD RS-454-03 (W/SHIELD) TRANSISTORS Q4201,Q4202 339-000036-00(3) XTR SS NPN HFE200-700 30MHz 2SC2878A Q4203,Q4204 339-000038-00(1) XTR SS NPN HFE20 250MHz DTC123ESATP Q4207,Q4210 339-010022-00(4)/E XTR SS PNP HFE 120-200 200MHz TO-...

  • Page 78: Packing Diagram

    T753 OWNERS MANUAL ADDENDUM BOOKLE 903-075300-06(2) T753 OWNERS MANUAL GB/F/D/NL W/WEEE R.2 903-075300-07(3) T753 OWNERS MANUAL E/I/P/S W/WEEE R.2 904-075200-00(1)/E CARD WARRANTY T752/T762 NAD R.0 (RoHS) 223-075200-03(6)/E REMOTE CONTROLLER NAD HTR-2A P:V1.08 L:V1.12 (RoHS) 901-076300-03(9) POLYOAM TOP/BOTTOM T763 R.3 906-076200-01(2) POLYBAG T762 W/SILKSCREEN MAIN UNIT (W650 X L650mm) HD PE R.

  • Page 79: Version History

    ALL PCBS ARE 555-2753##-22 R61T75358421-R61T75358850 V2.12 ONLY 555-275347-22, ALL OTHER ARE 555-2753##-23 R63T75359151-R63T75359200 V2.12 ONLY 555-275300-24, R63T75358851-ONWARD ALL OTHER ARE 555-2753##-23 REMARK: T 753 PHASE II has divided into 8 PCBs Part Number: 555-275300-## 555-275301-## 555-275305-## 555-275306-## 555-275311-## 555-275337-## 555-275342-## 555-275347-##...
  • Page 80 NAD ELECTRONICS LTD LONDON...

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