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NAD T755, Service Manual

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NAD T755 Service Manual Download Page 11

11

SPECIAL FUNCTION

Function Keys 

  Notes

Factory Reset AH 

Source Down + Front/MP 

Factory Reset C 

Source UP + Front/MP 

Toggle IR Channel 

Source Down + Power 

Check MCU & DSP Version 

Source Down + Source UP 

Check Current Video Mode 

Source Down + Tone Controls 

MIC Test 

Source Down + Tone Defeat 

VFD Test 

Source Down + INFO 

PAL/NTSC 

Source Down + Memory 

DAB/XM 

Source Down + Tuner Band 

Must cycle power before change takes effect.

9k/10k 

Source UP + Tuner Band 

Must reselect AM before change takes effect.

XM 1kHz Test Tone 

Tuner Band + Tuner Mode 

XM must be selected first.

XM Signal Strength 

Tuner Mode for 0.5 seconds 

XM must be selected first.

XM Diagnostics Mode 

Tuner Mode for 3 seconds 

XM must be selected first.

Check DAB Module Version 

Tuner Mode for 3 seconds 

DAB must be selected first.

Enter Diagnostics Mode 

Source Down + Enter

Diagnostic Mode Down 

Source Down + Cursor Right

Diagnostic Mode Up 

Source Down + Cursor Left

Power Off All Zones 

Power Toggle or Power Off for 3 seconds

DETAILS & WAVEFORMS ON SYSTEM TEST & DEBUGGING

U1001 Pin 17 - X1001C output, 24.576MHz

U1001 Pin 2 - Master clock (Analog), 12.288MHz

U1001 Pin 70 - Clock for external memory, 100MHz

U1001 Pin 2 - Master clock (PCM), 11.2896MHz

U1001 Pin 12 - Left/Right clock (Analog), 48kHz

U1001 Pin 12 - Left/Right clock (PCM), 44.1kHz

Summary of Contents for T755

Page 1: ...NAD SERVICE MANUAL T 755 T 755 Surround Sound Receiver Surround Sound Receiver DRAFT DATE AUGUST 2009 ...

Page 2: ...trademarks of DTS Inc 1996 2007 DTS Inc All Rights Reserved NAD ELECTRONICS INTERNATIONAL 633 GRANITE COURT PICKERING ON CANADA L1W 3K1 MODEL T755 AV SURROUND SOUND RECEIVER POWER RATING 120V 60Hz 6A DESIGNED ENGINEERED IN CANADA CUSTOM MANUFACTURED TO NAD SPECIFICATIONS IN CHINA MODEL T755 AV SURROUND SOUND RECEIVER NAD ELECTRONICS INTERNATIONAL POWER RATING 230V 50Hz 3A DESIGNED ENGINEERED IN CA...

Page 3: ...5x20mm TSD UL CSA VDE CCC WALTER 5X20mm VDE UL CSA 5T NOTE AH USA CANADIAN MODEL ONLY C CT EUROPEAN MODEL ONLY 2 Safety check out Only U S A model Parts marked with the symbol are critical with regard to the risk of fire and electric shock CONTENTS DESCRIPTION PAGE SPECIFICATIONS 4 5 REAR PANEL FRONT PANEL VIEW 6 DISASSEMBLY INSTRUCTIONS 7 WIRING DIAGRAM 8 9 BLOCK DIAGRAM 10 SPECIAL FUNCTION 11 DET...

Page 4: ...2 dB Frequency Resporse at Dolby config 2 SL Track 46 200 20 kHz 0 8 dB SR Track 47 200 20 kHz 0 8 dB C Track 44 200 20 kHz 0 8 dB Harmonic Distortion 1 W Audio LPF Dolby Congfig 1 FL Track 65 997 Hz 0 08 FR Track 67 997 Hz 0 08 SL Track 68 997 Hz 0 08 SR Track 69 997 Hz 0 08 C Track 66 997 Hz 0 08 S N Ratio 31 for O P 1 W Track 35 CCIR ARM 65 dB Audio LPF 64 dB A wtd 68 dB Channel Separation 1 W 20...

Page 5: ...y Response 100 2 3 kHz 5 mV 6 dB FM TUNER SECTION C AH Input level is expressed as the reading in open circuit of 75 ohm source impedance signal generator Usable sensitivity 98 MHz 15 dBμ 15 dBμv S N Ratio 60 dB IHF wtd Mono 60 dB 60 dB Stereo 63 dB 63 dB Frequency Response 20 Hz 15 kHz 60 dBμ 0 1 5 dB 0 1 5 dB Channel Separation 60 dBμ 100 Hz 30 dB 30 dB 1 k 32 dB 32 dB 10 kHz 30 dB 30 dB Alterna...

Page 6: ...D ENTER BUTTON 8 VACUUM FLUORESCENT DISPLAY VFD 9 REMOTE SENSOR 10 VOLUME 11 SPEAKERS A B 12 SOURCE 13 LISTENING MODE 14 TONE CONTROLS 15 TONE DEFEAT 16 FRONT INPUT MP 17 PHONES 18 FRONT INPUT JACKS 19 MC MIC INPUTS 7 RS 232 8 COMPONENT IN OUT 9 AUDIO VIDEO 1 6 IN 10 AUDIO VIDEO 3 4 OUT 11 MONITOR S VIDEO VIDEO 12 ZONE 2 13 7 1 CH INPUT 14 AUDIO PREOUT 15 DIGITAL AUDIO IN OUT 16 HDMI 17 SPEAKERS A...

Page 7: ...pcs from the side panels Remove tapping screw 3 0 x 8 0 x 4pcs from the back panel Refer to Figure No 1 2 Pull both sides of the TOP COVER slightly outwards and tilt approx 35 and then remove in the direction as indicated Refer to Figure No 2 Figure No 1 Figure No 2 ...

Page 8: ...8 WIRING DIAGRAM ...

Page 9: ... WAY AWG18 UL1007 BLACK DSP BD L 100mm W RING TERMINAL J6010A 14 17 012 3971 90 CABLE ASSY 20 WAYS AWG28 UL2651 L 120mm KEY BD PCB MOUNT RoHS J2002B 15 17 012 2956 90 CABLE ASSY 1 WAY AWG18 UL1007 BLACK SPK BD L 100mm W RING TERMINAL J8001 16 17 012 3383 90 CABLE ASSY 5 WAYS AWG 18 3 96P UL1007 SPK BD L 350mm V B Y O R RoHS J7006 17 17 012 3576 90 CABLE ASSY 3 WAYS AWG18 3 96P UL1007 SPK BD L 420m...

Page 10: ...10 BLOCK DIAGRAM ...

Page 11: ...must be selected first XM Signal Strength Tuner Mode for 0 5 seconds XM must be selected first XM Diagnostics Mode Tuner Mode for 3 seconds XM must be selected first Check DAB Module Version Tuner Mode for 3 seconds DAB must be selected first Enter Diagnostics Mode Source Down Enter Diagnostic Mode Down Source Down Cursor Right Diagnostic Mode Up Source Down Cursor Left Power Off All Zones Power Toggl...

Page 12: ...12 U1001 Pin 9 Serial clock Analog 3 072MHz U1001 Pin 9 Serial clock PCM 2 8224MHz U2001 Pin 12 X2001A output 20 000MHz U4520 Pin 7 X4503 output 13 500MHz U4507 Pin 75 X4501 output 14 31818MHz ...

Page 13: ...other channels CHANNEL JUMPER VR FL P5001 R5018 FR P5101 R5118 C P5201 R5218 SL P5401 R5418 SR P5501 R5518 ISC Adjustment A Rotate R5634 fully clockwise B Use 500mV 1kHZ sine wave EXT7 1 input 8ohm loading to all channels C Increase the output power of each channels to 80W 25 3V D Note the THD readings should be larger than 0 2 E Rotate R5624 anti clockwise slowly until the THD readings is below 0...

Page 14: ...14 PCB LAYOUT POWER AMPLIFIER FRONT AMP BOARD COPPER SIDE ...

Page 15: ...15 FRONT AMP BOARD COMPONENT SIDE ...

Page 16: ...16 SURROUND AMP BOARD COPPER SIDE ...

Page 17: ...17 SURROUND AMP BOARD COMPONENT SIDE ...

Page 18: ...18 DSP BOARD COPPER SIDE ...

Page 19: ...19 DSP BOARD COMPONENT SIDE ...

Page 20: ...20 KEY BOARD COMPONENT SIDE KEY BOARD COPPER SIDE ...

Page 21: ...21 F VIDEO BOARD COPPER SIDE F VIDEO BOARD COMPONENT SIDE ...

Page 22: ...22 MAIN BOARD COMPONENT SIDE ...

Page 23: ...23 MAIN BOARD COPPER SIDE ...

Page 24: ...24 TRIGGER BOARD COMPONENT SIDE TRIGGER BOARD COPPER SIDE SPEAKER BOARD COMPONENT SIDE ...

Page 25: ...25 COMPONENT BOARD COMPONENT SIDE COMPONENT BOARD COPPER SIDE ...

Page 26: ...26 HDMI BOARD COPPER SIDE ...

Page 27: ...27 HDMI BOARD COMPONENT SIDE ...

Page 28: ...28 PSU STD BOARD COMPONENT SIDE CONNECTOR 3 BOARD COMPONENT SIDE ...

Page 29: ...01B to AMP R J5401A PO_FL I_GND PO_SL PO_BSL I_GND I_GND ISC_SEN_R RELAY_B RELAY_F SC_2 SC_1 THM_PRO ISC_THM_R I_DET V_DET OVLD_PRO FAN_SEN 15V RELAY_S RELAY_SB RELAY_C 4094_CLK 4094_DATA 4094 1 _STB 5V_K DGND PO_FL I_GND PO_SL I_GND PO_BSL I_GND ISC_SEN_R RELAY_B RELAY_F SC_2 SC_1 THM_PRO ISC_THM_R I_DET V_DET OVLD_PRO FAN_SEN 15V RELAY_S RELAY_SB RELAY_C 4094_CLK 4094_DATA 4094 1 _STB 5V_K DGND ...

Page 30: ...7 D8 0 0 6 1 N 4 0 0 7 D8 0 0 5 1 N 4 0 0 7 R 8 0 0 3 0 2 2 1 2 W F U S IB LE C 8 0 0 6 0 0 1 u 2 5 0 V F 8 0 0 1 1 2 3 4 5 TO S U R A M P M 8 0 0 1 To Tran sform er Th erm ostat 1 2 3 4 5 6 T8 0 0 1 TO 5 3 8 2 B M 8 0 0 3 A C O u tlet C E V ersion F 8 0 0 2 R 8 0 0 2 4 7 k C 8 0 0 1 1 0 0 0 p M PF Q 8 0 0 1 2 S C 1 8 1 5 Y D8 0 0 2 1 N 4 0 0 7 C 8 0 0 4 N I R 8 0 0 4 N I C 8 0 0 5 N I JP8 0 0 2 J...

Page 31: ... J7 0 0 6 B 2 M A IN J7 0 0 6 A pin 2 J7 0 0 6 B 3 M A IN J7 0 0 6 A pin 3 C 5 6 2 3 3 0 0 p C 5 6 3 3 3 0 0 p J5 6 0 2 B 3 S U R R O U N D J5 6 0 2 A pin 3 J5 6 0 2 B 1 S U R R O U N D J5 6 0 2 A pin 1 J7 0 0 6 B 4 M A IN J7 0 0 6 A pin 4 C 8 2 5 3 3 0 0 p C 8 2 6 3 3 0 0 p J5 6 0 2 B 2 S U R R O U N D J5 6 0 2 A pin 2 C 5 6 8 3 3 0 0 p J5 3 0 4 B 4 F R O N T J5 3 0 4 A pin 4 J5 3 0 4 B 5 F R O N...

Page 32: ... C B Q 9 3 0 1 DTA 1 1 4 E K A R 9 3 1 1 3 3 K R 9 3 1 2 N I R 9 3 1 3 1 8 k 8 4 U 9 3 0 1 C N JM 5 5 3 2 M R 9 3 2 6 1 0 K E C B Q 9 3 0 5 2 S C 4 6 9 5 R 9 3 2 7 4 7 k R 9 3 2 8 0 R 9 3 2 9 0 C 9 3 1 9 1 0 0 p C 9 3 1 8 1 0 0 p C 9 3 2 1 2 2 u F 1 6 V C 9 3 2 0 2 2 u F 1 6 V R 9 3 3 0 3 3 k R 9 3 3 1 3 3 k 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 J2 0 0 5 B To M A IN J2 0 0 ...

Page 33: ...560 8 4 U6006 C NJM4560 C6233 0 1u C6234 0 1u C6235 47u 16V C6236 47u 16V C6240 47u 16V C6239 47u 16V C6238 0 1u C6237 0 1u 8 4 U6005 C NJM4560 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 J6003A to TUNER D6001 GS1G D6002 GS1G D6003 GS1G D6004 GS1G 1 STROBE 2 DATA 3 CLOCK 4 Q1 5 Q2 6 Q3 7 Q4 8 VSS 9 QS 10 QS 11 Q8 12 Q7 13 Q6 14 Q5 15 O P_ENABLE 16 VDD U6003 HCF4094B C6103 0 1u C6102 47u 16V Q6020 DT...

Page 34: ... 120 R1003 39 1 2 3 M1008 R1030 39 R1028 47 R1029 120 C1022 0 01uF 50V R1031 47k R1032 1K 3 4 U1019 B 74HCU04 1 2 U1019 A 74HCU04 C1023 0 1uF 50V C1025 0 1uF 50V C1024 10uF 16V R1034 4 7 1 16W 1 VIN 2 VCC 3 GND M1004 R1027 2 2k R1026 2 2k R1025 2 2k C1019 0 1uF 50V 1 VCC 2 GND 3 VOUT M1003 GP1FA550RZ C1020 10uF 16V R1024 4 7 1 16W C1015 0 1uF 50V 1 VCC 2 GND 3 VOUT M1001 GP1FA550RZ C1016 10uF 16V ...

Page 35: ...NJM4560 C1229 N I 50V C1232 N I 50V E C B Q1007 N I R1132 N I R1131 N I C1236 100pF 50V E C B Q1008 N I E C B Q1026 N I C1238 100pF 50V R1141 N I R1142 N I E C B Q1009 N I R1126 4 99K C1205 220p 50V C1203 2700p 50V R1127 10K R1124 2 49K C1201 10uF 16V R1130 620 R1129 10k C1207 3 3uF 16V C1214 3 3uF 16V R1139 10k R1140 620 C1208 10uF 16V R1133 2 49K R1136 10K C1210 2700p 50V C1212 220p 50V R1135 4 ...

Page 36: ...OW ER ON 1 2 S2214 SOURCE DOW N 1 2 S2213 SOURCE UP 1 2 S2212 SPK B N I for T175 1 2 S2211 SPK A N I for T175 1 2 S2215 LISTENING MODE 1 STROBE 2 DATA 3 CLOCK 4 Q1 5 Q2 6 Q3 7 Q4 8 VSS 9 QS 10 QS 11 Q8 12 Q7 13 Q6 14 Q5 15 O P_ENABLE 16 VDD U2201 HEF4094BT C2210 0 1U C2211 47u 16V R2211 2 2k C2212 4700p C2209 N I 50V 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 J2002B To MCU J2002...

Page 37: ... 4 7 1 4W C5309 0 1u Q5004 MMBT5401LT1 R5013 47 R5014 27k 1 4W D5004 LL4148 D5003 LL4148 R5020 N I 1 4W Q5104 MMBT5401LT1 R5113 47 D5104 LL4148 D5103 LL4148 R5114 27k 1 4W Q5204 MMBT5401LT1 R5213 47 D5204 LL4148 D5203 LL4148 R5214 27k 1 4W R5120 N I 1 4W R5220 N I 1 4W 1 2 3 4 5 J5304A TO SPEAKER J5003A TO SURR AMP J5003B R5006 3 3k R5106 3 3k R5206 3 3k C5012 100p 100V C5013 100p 100V C5112 100p ...

Page 38: ...1 C 250VAC 5A 24VDC Q5611 DTC123EKA R5627 33k C5606 16V 220u R5628 33k C5608 N I Q5608 MMBT5401LT1 R5630 47k C5609 N I R5629 15k Q5607 MMBT5551LT1 Q5606 MMBT5551LT1 R5419 4 7 1 4W R5421 4 7 1 4W R5521 4 7 1 4W R5519 4 7 1 4W C5607 N I D5403 LL4148 D5404 LL4148 R5413 47 Q5404 MMBT5401LT1 R5414 27K 1 4W R5420 N I 1 4W D5504 LL4148 D5503 LL4148 Q5504 MMBT5401LT1 R5513 47 R5514 27K 1 4W R5520 N I 1 4W...

Page 39: ...36 1k R5650 22k R5649 100 R5652 10k R5651 1k E C B Q5618 2SC2412KS K A G D5616 TYN612 600V 12A R5648 1k K A G D5615 TYN612 600V 12A E C B Q5613 2SA1037AKS E C B Q5614 2SC2412KS R5653 100 R5654 22k R5655 1k E C B Q5615 2SA1037AKS AC AC 4 1 3 2 D5617 400V 10A KBK10G 1 2 3 4 5 J5601 TO TRANSFORMER R5647 2 2M Q5617 MMBT5401LT1 Q5616 MMBT5401LT1 R5657 220 C5619 0 1u_ M C5620 0 1u_ M C5618 0 1u_ M C5617...

Page 40: ...D 15 DDC_CLK 16 DDC_DATA 18 5V_POW ER 17 DGND 19 H_P_DET 13 CEC 14 NC 2 0 2 1 2 2 2 3 J4303 INPUT 3 7 D0 9 D0 4 D1 6 D1 1 D2 3 D2 10 CLK 12 CLK 11 CLK_SHLD 2 D2_SHLD 5 D1_SHLD 8 D0_SHLD 15 DDC_CLK 16 DDC_DATA 18 5V_POW ER 17 DGND 19 H_P_DET 13 CEC 14 NC 2 0 2 1 2 2 2 3 J4302 INPUT 2 7 D0 9 D0 4 D1 6 D1 1 D2 3 D2 10 CLK 12 CLK 11 CLK_SHLD 2 D2_SHLD 5 D1_SHLD 8 D0_SHLD 15 DDC_CLK 16 DDC_DATA 18 5V_P...

Page 41: ...8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 M2306 1 2 3 4 M2307 R2324 1 8k R2323 10k 1 1A 2 1B 3 1Y 4 2A 5 2B 6 2Y 7 GND 8 3Y 9 3A 10 3B 11 4Y 12 4A 13 4B 14 VCC U2303 74HC86 C2314 10u 16V C2315 0 1u 50V R2341 15k C2316 10u 16V C2317 100p 50V C2309 SEE NOTE C2311 SEE NOTE C2310 SEE NOTE R2340 N I R2339 0 R2329 SEE NOTE E C B Q2317 SEE NOTE E C B Q2318 SEE NOTE R2330 SEE NOTE R2332 SEE NOTE R2331 SEE NOTE D2...

Page 42: ...I_2_A 8 VI_2_B 9 VI_2_C 10 CH2_A18GND 11 CH2_A18VDD 12 A18VDD_REF 13 A18GND_REF 14 CH3_A18VDD 15 CH3_A18GND 16 VI_3_A 17 VI_3_B 18 VI_3_C 19 CH3_A33GND 20 CH3_A33VDD 2 1 C H 4 _ A 3 3 V DD 2 2 C H 4 _ A 3 3 G N D 2 3 V I_ 4 _ A 2 4 C H 4 _ A 1 8 G N D 2 5 C H 4 _ A 1 8 V DD 2 6 A G N D 2 7 DG N D 2 8 S C L 2 9 S DA 3 0 IN TR E Q 3 1 DV DD3 1 3 2 DG N D3 2 3 3 PW DN 3 4 R E S E TB 3 5 F S S G PIO 3...

Page 43: ... I O_7 5 I O_5 6 INH 7 VEE 8 GND 9 C 10 B 11 A 12 I O_3 13 I O_0 14 I O_1 15 I O_2 16 VCC U4106 74HC4051 C4137 47u 50V C4138 0 1u C4135 0 1u C4134 47u 50V 1 I O_4 2 I O_6 3 COM_O I 4 I O_7 5 I O_5 6 INH 7 VEE 8 GND 9 C 10 B 11 A 12 I O_3 13 I O_0 14 I O_1 15 I O_2 16 VCC U4105 74HC4051 E C B Q4113 2SC4695 E C B Q4114 2SC4695 R4147 10k D4105 LL4148 D4106 LL4148 R4146 10k E C B Q4116 DTC123EKA R4148...

Page 44: ...0 Q6603 2SC4695 R6620 100k Q6604 2SC4695 R6617 470 C6630 220p 50V R6645 300 R6648 100k Q6605 DTA114EKA R6616 4 7k C6612 0 1u R6619 4 7k C6613 0 1u C6606 0 1u R6608 4 7k C6605 0 1u R6605 4 7k C6501 10u 16V R6502 47k C6502 220p 50V 3 2 1 U6501 A NJM4560 C6503 N I 50V R6504 0 R6503 N I C6504 22u 16V C6508 10u 16V R6513 47k C6509 220p 50V 5 6 7 U6501 B NJM4560 C6510 N I 50V R6515 0 R6514 N I C6511 22u...

Page 45: ...20 0 1u R6630 4 7k 1 16W C6619 0 1u R6627 4 7k 1 16W R6524 47k 1 16W C6516 220p 50V 3 2 1 U6502 A N I C6517 N I R6526 N I R6525 N I C6518 22u 16V R6535 47k 1 16W C6523 220p 50V 5 6 7 U6502 B N I C6524 N I R6537 N I R6536 N I C6525 22u 16V R6528 470 1 16W Q6507 2SC4695 R6531 100k 1 16W Q6506 2SC4695 R6529 470 1 16W C6521 22u 16V R6532 100k 1 16W R6533 220 1 16W R6544 220 1 16W R6543 100k 1 16W C652...

Page 46: ...Header R2033 10k 1 2 3 4 5 6 J2006A To F INPUT J2006B Q2012 T3904 Q2013 DTC114EKA R2043 4 7k R2044 4 7k 1 2 3 4 5 6 7 8 J2009A TO F INPUT J2009B POW ER_ON INT_5V SPI0_ENA_5V SPI0_SCS_5V SPI0_CLK_5V SPI0_SIMO_5V 4094 5 _STB 4094 6 _STB LINKACTIVE ANT_REV DAB_IN DAB XM_RXD DAB XM_TXD XM_RXD XM_TXD MIC MP3_R MP3_L V6_R V6_L HP_R HP_L XM_RXD XM_TXD V G N D 1 2 V _ A 1 2 V _ A M IC _ B IA S H P_ DE T V...

Page 47: ...ND OUT U7001 7805 C7019 2200u 25V C7018 0 1u C7015 0 1u R7001 33k C7007 330u 50V C7010 0 1u C7008 4700u 25V AC AC 4 1 3 2 D7002 RS605 600V 6A C7006 0 1u GND IN OUT U7006 7912 C7004 6800u 35V C7003 0 1u C7002 0 1u C7001 6800u 35V IN GND OUT U7005 7812 C7011 1000u 25V C7009 0 1u C7046 8200u 80V C7047 8200u 80V AC AC D7007 25A 400V 1 2 J7004A TO SURR AMP J7004B J7008 1 2 3 4 5 J7006A 1 2 3 J7005A TO ...

Page 48: ...1 00 CAP ELEC 2200uF 25V 20 105C C7007 03 002 0153 00 CAP ELEC 330uF 50V 20 85C C7001 C7004 03 002 0160 00 CAP ELEC SK 6800uF 35V 20 105C C7046 7047 03 002 0174 90 E CAP 8200uF 80V 85 20 C7040 7042 C7044 7045 03 004 0031 00 MPF CAP 104J 63V 5 Mini Box DIODES D7006 D7008 7009 04 001 0003 00 Diode 1N4007 DO 41 1A 1000V D7007 04 005 0017 00 Bridge Rectifier KBK25G 25A 400V D7003 04 005 0020 90 DIODE B...

Page 49: ...K OHM 0603 5 R6923 6924 R2022 R2043 R2044 R6538 R6638 R6641 02 007 0139 00 RES SMD 4 7K OHM 0603 5 R6505 R6516 R6705 R6616 R6708 R6608 R6619 R6716 R6719 R6541 R6519 R6805 R6808 R2013 R2014 R6816 R6819 R6827 R6627 R6830 R6508 R6605 R6527 R6630 R6530 R6502 R6513 R6602 R6613 R6702 R6713 02 007 0140 00 RES SMD 47K OHM 0603 5 R6802 R6813 R6524 R6535 R6624 R6635 R6824 R4142 02 007 0141 00 RES SMD 100 OH...

Page 50: ...0 C6953 6954 C6974 C7002 7003 C7006 C7009 7010 C7015 7016 C7018 C7021 C7023 7024 C7027 7028 C7030 C7033 C7037 C7039 C6908 C6903 C6911 6912 03 009 0111 00 CAP CER SMD 100pF 50V 10 X7R C6915 6916 C6904 C6907 0603 C2017 03 009 0112 00 CAP CER SMD 1nF 50V 10 X7R 0603 C2033 C4142 C4143 03 009 0113 00 CAP CER SMD 10nF 50V 10 X7R 0603 C6809 C6816 C6609 C6830 6831 C6869 03 009 0114 00 CAP CER SMD 220pF 50...

Page 51: ...KAT146 Q4115 4116 Q4105 4106 05 004 0036 90 TRANSISTOR SS NPN HFE20 250MHz DTC123EKAT146 Q2001 2004 Q6505 Q6510 Q6605 05 004 0037 90 TRANSISTOR SS PNP HFE30 250MHz Q6610 Q6705 Q6805 Q6808 Q6810 SPT DTA114EKAT146 SMD INDUCTORS L6507 L6513 6514 L6508 L6516 07 007 0019 90 IND SMD 10uH 10 0805 L6505 L6518 L6510 6511 YT201212T 100K S SMD OSCILLATOR X2001A 14 004 0019 90 CRYSTAL OSCILLATOR 20 000MHz 5V ...

Page 52: ...PCB ASSEMBLY NSP T755 Front Amp Board Assembly NSP IC REGULATOR U5301 01 004 0049 00 IC VOLT REG 12V 1A TO 220 NJM7812 U5304 01 004 0054 90 IC REG 1A TO 220 T LM317T U5303 01 020 0026 90 IC LM35DT TEMP SENSOR TO 220 RESISTORS R5027 5028 R5127 5128 R5227 5228 02 005 0063 00 RES WW 0 22 OHM 5 5W AXIAL R5034 R5134 R5234 02 010 0014 00 RES MO 10 OHM 5 2W AXIAL CAPACITORS C5312 03 002 0066 00 E CAP 100...

Page 53: ...05 5 R5004 R5008 R5012 R5104 R5108 R5112 02 007 0177 00 RES SMD 1K OHM 0805 1 R5204 R5208 R5212 R5308 R5317 R5305 R5321 02 007 0227 00 RES SMD 22 1K OHM 1 1 10W 0805 R5002 R5102 R5202 02 007 0236 00 RES SMD 100 OHM 1 4W 1 1206 R5035 R5135 R5235 02 007 0258 00 RES SMD 15K OHM 1 10W 1 0805 R5007 R5107 R5207 02 007 0314 00 RES SMD 220 OHM 5 1 2W 2010 R5014 R5114 R5214 R5327 02 007 0318 00 RES SMD 27K...

Page 54: ...001 5006 D5101 5106 D5201 5206 04 006 0021 90 SMD Diode LL4148 SOD80 D5301 5302 D5305 D5308 5311 D5316 D5317 D5318 D5307 D5312 04 007 0026 00 SMD Zener Diode 22V 500mW 5 MMSZ5251B SOD123 D5304 D5306 04 007 0031 00 DIODE ZENER SMD 6 2V 500mW 5 SOD123 MMSZ5234B SMD TRANSISTORS Q5001 5003 Q5007 Q5012 05 004 0018 90 SMD Transistor MMBT5551LT1 NPN Q5101 5103 Q5107 Q5112 SOT 23 Q5201 5203 Q5207 Q5212 Q5...

Page 55: ... R5656 02 007 0028 00 RES SMD 4 7K OHM 5 1 10W 0805 R5417 R5517 02 007 0033 00 RES SMD 1 2K OHM 5 1 10W 0805 R5531 R5431 02 007 0037 00 RES SMD 180K OHM 5 1 10W 0805 R5637 02 007 0053 00 RES SMD 680K OHM 5 1 10W 0805 R5657 02 007 0057 00 RES SMD 220 OHM 5 1 10W 0805 R5638 R5641 02 007 0058 00 RES SMD 2 2K OHM 5 1 10W 0805 R5403 R5424 R5426 R5503 R5524 02 007 0087 00 RES SMD 10K OHM 1 8W 0805 1 R55...

Page 56: ...24 03 009 0136 00 CAP ELEC SMD 10uF 16V 20 4X5 4 C5403 C5503 03 009 0144 00 CAP ELEC SMD 470uF 16V 20 10X10 5 C5404 C5504 03 009 0152 00 CAP ELEC SMD 100uF 16V 20 6 3X5 4 C5401 C5501 03 009 0192 00 CAP ELEC SMD 4 7uF 50V 20 4X5 4 C5606 03 009 0211 00 CAP ELEC SMD 220uF 16V 20 6 3X7 7 SMD DIODES D5609 D5618 04 006 0019 00 SMD Diode RECT 1A 400V DO 214AC GS1G M4 GS1G D5401 5406 D5501 5506 D5613 5614...

Page 57: ...BIT 133MHz SMD 54PIN TSOP II K4S641632K T U C L75 U1033 01 012 0060 00 IC LOGIC QUAD 2 INPUT MULTIPLEXER 74HC157D U1005 01 012 0061 00 IC LOGIC 8 CHANNEL MULTIPLEXER SOP 74HC251D U1007 U6003 01 012 0065 00 IC LOGIC 8 STAGE SHIFT AND STORE BUS REGISTER SMD SO16 HEF4094BT U1018 U1019 01 012 0066 00 IC LOGIC HEX INVERTER SMD SOP 74HCU04D U1010 U1022 01 012 0068 90 IC LOGIC OCTAL BUS TRANSCEIVER WITH ...

Page 58: ...0603 5 R1226 R1272 R1190 R1199 02 007 0151 00 RES SMD 10 OHM 0603 5 R1208 R6262 R6263 R1149 R1159 R1139 R1176 R1186 02 007 0157 00 RES SMD 10K OHM 0603 1 R1196 R1205 R1206 R1223 R1224 R1230 R1236 1237 R1098 R1259 1264 R1267 1268 R1270 1271 R1107 R1114 R1123 R1129 R1066 R1254 AH R1298 R1301 R6085 6087 R6174 R6179 R6182 6185 R1191 R1200 R1188 R1192 R1197 R1201 R1096 R1105 R1112 R1121 R1127 R1136 R11...

Page 59: ...1047 C1049 C1051 C1053 C1056 C1062 C1064 C1067 1068 C1070 C1077 C1079 1124 C1126 C1128 1131 C1133 C1134 C1136 C1013 C1288 C1293 C1296 C1303 1305 AH C1310 C1311 AH C1313 C1315 1322 AH C1327 C1330 C1332 C1334 C1341 C6097 C6101 C6103 C6139 C6141 C6217 6218 C6221 6222 C6225 6226 C6229 6230 C6233 6234 C6237 6238 C6241 6242 C1297 03 009 0076 00 CAP CER SMD 27pF 50V 10 NPO 0603 C1175 C1182 C1189 C1196 C1...

Page 60: ...4 C6098 C6094 03 009 0198 00 CAP CER SMD 0 15uF 25V 10 X7R 0603 C1268 C1273 03 009 0211 00 CAP ELEC SMD 220uF 16V 20 6 3X7 7 C6146 C6154 03 009 0244 90 CAP ELEC SMD 10uF 16V 20 5x5 4 BI POLAR C6149 C6157 03 009 0245 90 CAP ELEC SMD 22uF 16V 20 6 3x5 4 BI POLAR SMD DIODES D6001 6004 D6011 04 006 0019 00 DIODE RECT 1A 400V DO 214AC SMD GS1G M4 GS1G D1002 D1003 D6012 D6013 04 006 0021 90 SMD Diode LL...

Page 61: ... BT 130 GINK LED D2201 12 006 0125 90 LED RED ORN BLU CIRCULAR 5X8 7MM BL BUBJFB52C4V 1 COMMON CATHODE SMD IC U2201 01 012 0065 00 IC LOGIC 8 STAGE SHIFT AND STORE BUS REGISTER SMD SO16 HEF4094BT SMD RESISTORS R2201 R2237 R2239 02 007 0042 00 RES SMD 1K OHM 0603 5 R2204 02 007 0136 00 RES SMD 33K OHM 0603 5 R2202 02 007 0139 00 RES SMD 4 7K OHM 0603 5 R2232 2233 02 007 0141 00 RES SMD 100 OHM 0603...

Page 62: ...AKER TERMINAL 6P BINDING R B W O PLUG KF J5000 06 M5101 M5102 16 001 0430 90 SPEAKER TERMINAL 4P BINDING R B W O PLUG KF J5000 04 TRIGGER BOARD PCB ASSEMBLY AH 50 930 0755 90 T755 AH TRIGGER ASSY PCB ASSEMBLY C CT 50 947 0755 90 T755 C CT TRIGGER ASSY CAPACITORS C2309 C CT C2314 C2316 C2325 03 002 0129 00 CAP ELEC SS 10uF 16V 20 85C C2328 C2329 C2318 2320 C2324 03 002 0137 00 CAP ELEC SS 1uF 50V 2...

Page 63: ...3 R2311 2312 R2314 2315 R2317 2318 02 007 0323 00 RES SMD 3 3 OHM 5 1W 2512 R2354 02 007 0343 00 RES SMD 22 OHM 5 1 10W 0805 R2305 2307 02 007 0356 00 RES SMD 560 OHM 5 1 10W 0805 R2358 R2359 02 007 0396 00 RES SMD 100 OHM 5 1W 2512 SMD CAPACITORS C2305 2308 C2310 C CT 03 009 0075 00 CAP CER SMD 0 1uF 50V 20 Y5V 0603 C2315 C2326 C2327 C2302 2304 03 009 0078 00 CAP CER SMD 47pF 50V 10 NPO 0603 C233...

Page 64: ...U4001 U4501 U4511 01 026 0001 90 IC Video 3 Channel 75 OHM Driver Ssop BA7660FS U4514 01 026 0007 90 IC MC141585DW LCD MONITOR OSD II 16 SMD 16 PINS SOIC U4507 01 029 0001 90 IC NTSC PAL SECAM 4X10BIT VIDEO DECODER W MACR YCBCR RGB INPUTS 80PIN PQFP TVP5146PFP U4508 01 029 0002 90 IC SAA7128AH DIGITAL VIDEO ENCODER QFP44 SMD RESISTORS R4597 02 007 0146 00 RES SMD 47 OHM 0603 5 R4535 02 007 0271 00...

Page 65: ... 009 0141 00 CAP ELEC SMD 2 2uF 50V 20 4x5 4 C4002 C4020 4021 03 009 0143 00 CAP ELEC SMD 47uF 50V 20 6 3x7 7 C4006 4008 C4558 4560 C4627 4629 03 009 0153 00 CAP ELEC SMD 1uF 50V 20 B CASE 4 X 5 4 C4577 4578 C4581 4585 C4600 4602 03 009 0157 00 CAP CER SMD 560pF 50V 10 X7R 0603 C4615 4620 03 009 0164 00 CAP CER SMD 680pF 50V 10 X7R 0603 SMD DIODES D4501 4502 04 006 0019 00 SMD Diode RECT 1A 400V D...

Page 66: ... 04 009 0004 90 FIBRE OPTIC RECEIVING UNIT 700nm JSR1164 D JACKS M9302 15 002 0028 90 PHONE JACK 1 BLACK PCB MOUNT 3 5mm RIGHT M9308 15 002 0029 90 PHONE JACK D6 3 1 PCB MOUNT GOLD M9305 15 003 0048 90 RCA JACK 1 YELLOW PCB MOUNT GOLD RCA 105BL1 13Z1 W O COVER M9306 15 003 0049 90 RCA JACK 1 RED PCB MOUNT GOLD RCA 105AL1 14Z1 W O COVER M9307 15 003 0050 90 RCA JACK 1 WHITE PCB MOUNT GOLD RCA 105AL...

Page 67: ... 10 X7R 0603 C9322 03 009 0116 00 CAP CER SMD 33pF 50V 10 X7R 0603 C9325 03 009 0127 00 CAP CER SMD 1uF 16V 80 20 Y5V 0805 SMD DIODE D9301 04 007 0041 90 DIODE ZENER SMD 5 1V 500mW 5 SOD123 SMD TRANSISTORS Q9303 9305 05 004 0017 00 TRANSISTOR SS NPN SMD SOT 23 2SC4695 Q9301 9302 05 004 0037 90 TRANSISTOR SS PNP HFE 30 250MHz SPT DTA114EKAT146 JUMPERS JMP3 JMP4 JMP6 JMP10 JMP11 JMP17 17 016 0077 00...

Page 68: ...68 IC BLOCK DIAGRAM MAINBOARD LM1117 LM1117S U2008 in Mainboard U1020 U1036 in DSP U4303 in HDMI U4504 U4505 in Component AME8530 U2006 M30280 U2001 ...

Page 69: ...69 ATMEGA48 20 U2007 AT24C16 U2002 ...

Page 70: ...70 74HC00D U2009 HEF4094BT U2003 U4103 4106 U6901 in Mainboard U1007 U6003 in DSP U2201 in Keyboard 74HC132 U2005 ...

Page 71: ...71 NJM4560M U6501 U6601 U6701 U6801 in Mainboard U1023 U1027 1031 U6004 6007 U6010 U6018 U6019 in DSP U5605 in AMP S U9301 in F Input BA7660FS U4101 4102 in Mainboard U4001 U4501 U4511 in Component ...

Page 72: ...72 DSP D707E0001BRFP250 U1001 PCM1609A U1034 ...

Page 73: ...73 PCM1742KE U1035 M61545 U6002 ...

Page 74: ...74 74HC157D U1033 SST39VF800 U1004 ...

Page 75: ...75 K4S641632K U1003 74HC251D U1005 ...

Page 76: ...76 74HCU04D U1018 U1019 SN74LVC245 U1010 U1022 in DSP U4518 in Component TL5001CD U1011 ...

Page 77: ...77 SN74HCT245 U1009 PCM1802 U1017 ...

Page 78: ...78 TPS3103 U1021 CS8416 U1002 ...

Page 79: ...79 BU9450 U1032 R2S15205FP U6001 ...

Page 80: ...80 HDMI CM1213 8 D4301 4304 in HDMI D2308 in Trigger TMDS U15 U23 ...

Page 81: ...81 COMPONENT ATtiny261 U4520 ...

Page 82: ...82 TVP5146PFP U4507 SAA7128 U4508 ...

Page 83: ...83 74HC4052D U4002 4003 PCA9517 U4513 ...

Page 84: ...84 SN74AHCT244 U4517 MC141585DW U19 ...

Page 85: ...85 Power Amp F AS358 U5302 LM35DT U5303 ...

Page 86: ...86 Trigger 74HC86D U2303 ST232BDR U2301 TPS2011A U2302 ...

Page 87: ...EXPLODED VIEW A ...

Page 88: ...88 EXPLODED VIEW B ...

Page 89: ... NEW VOLUME KNOB ASSY T175 TITANIUM RoHS 1 FOR TITANIUM VERSION 11 21 002 0155 90 POWER BUTTON TACT ACTIVE T765 GRAPHITE 1 RoHS FOR GRAPHITE VERSION 21 002 0156 90 POWER BUTTON TACT ACTIVE T765 TITANIUM 1 RoHS FOR TITANIUM VERSION 12 21 002 0157 90 2X BUTTON SET T765 GRAPHITE RoHS 2 FOR GRAPHITE VERSION 21 002 0158 90 2X BUTTON SET T765 TITANIUM RoHS 2 FOR TITANIUM VERSION 13 21 002 0159 90 4 WAYS...

Page 90: ...HS 39 22 006 0089 00 WASHER METAL ID8 5 x OD16 x 1 NI PLT RoHS 4 40 22 006 0091 90 WASHER PVC ID4 2 x OD8 2 x 0 5mm RoHS 6 41 22 006 0117 00 COMPRESSION WASHER ID3 1 X OD7 7 X 1 2 THK 10 CHROME PLT RoHS 42 22 007 0078 00 NUT M4 X 3 2mm 0 7p RoHS 2 43 22 007 0082 90 NUT M5 X 3 4 NI PLT RoHS 4 44 22 008 0025 00 WASHER OUTER TOOTH ID4 2xOD8 2x0 4 THK 1 NI PLT RoHS 45 22 008 0027 90 WASHER EXTERNAL TO...

Page 91: ...2 67 25 022 1254 90 HTSK SUPPORT BRACKET RoHS 1 68 25 022 1326 90 SPACER BRACKET 5 0mm RoHS 7 69 25 022 1338 90 SUBFASCIA T755 RoHS 1 70 25 022 1339 90 FAN BRACKET PLATE T755 RoHS 1 71 25 022 1340 90 HTSK BRACKET T755 RoHS 1 72 25 022 1341 90 FAN SCREW BRACKET 4 5mm RoHS 12 73 25 022 1342 90 SIDE CAP L T755 GRAPHITE RoHS 1 FOR GRAPHITE VERSION 25 022 1624 90 SIDE CAP L T755 PAINTED NEW TITANIUM 1 ...

Page 92: ...Enlarged in detail on the next page 92 ...

Page 93: ...LEC SMD 4 7uF 50V 20 4X5 4 TAPE RoHS 1 04 006 0021 90 SMD DIODE LL4148 SOD80 VISHAY RoHS 5 05 001 0100 90 TRANSISTOR PW DARLINGTON PNP 10A 150V HFE P 6500 20000 TO 3PB 2SB1560 w MICAx1 RoHS SANKEN 1 05 001 0101 90 TRANSISTOR PW DARLINGTON NPN 10A 150V HFE P 6500 20000 TO 3PB 2SD2390 w MICAx1 RoHS SANKEN 1 05 004 0018 90 SMD Transistor MMBT5551LT1G NPN 表面三極管 SOT 23 ON RoHS 5 05 004 0019 90 SMD Tran...

Page 94: ...OVER T755 RoHS 1 5 24 005 0890 90 A3 WHITE PAPER 80G RoHS 1 5 40 001 0108 90 DESSICANT BAG 20g 1 6 09 001 0005 90 MICROPHONE SET WITH PACKING AUDYSSEY RoHS 1 7 17 004 0007 00 AC Cord 110V 3PINS 125V 13A SJT AWG16 3C UL CSA 1 L 2M FOR AH VERSION 17 004 0008 00 AC CORD CE 3 PINS 16A 250V LF L 6 7 LP 34 H05VV F 1 3C LS 60 FOR C CT VERSION 7 24 003 0120 90 POLYBAG CORD RoHS 1 8 15 015 0001 90 ANTENNA ...

Page 95: ...93 SERVICE MANUAL T755 Surround Sound Receiver NAD ELECTRONICS LTD LONDON ...

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