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Cyrus AV5 Service Manual Download Page 17

CYRUS AV5 PCB COMPONENTS

July 2000

15

C516

SMD0805

100pF

CP 50V 10%

C517

SMD0805

100pF

CP 50V 10%

C518

SMD0805

100pF

CP 50V 10%

C519

SMD0805

100pF

CP 50V 10%

C520

SMD0805

100pF

CP 50V 10%

C521

SMD0805

100pF

CP 50V 10%

C522

SMD0805

100pF

CP 50V 10%

C523

SMD0805

100pF

CP 50V 10%

C524

CAPSMD4.0

10uF

EL 16V 20%

C525

CAPSMD4.0

10uF

EL 16V 20%

C526

CAPSMD4.0

10uF

EL 16V 20%

C527

CAPSMD4.0

10uF

EL 16V 20%

C528

CAPSMD4.0

10uF

EL 16V 20%

C529

CAPSMD4.0

10uF

EL 16V 20%

C530

CAPSMD4.0

10uF

EL 16V 20%

C531

CAPSMD4.0

10uF

EL 16V 20%

C532

CAPSMD4.0

10uF

EL 16V 20%

C533

CAPSMD4.0

10uF

EL 16V 20%

C534

CAPSMD4.0

10uF

EL 16V 20%

C535

CAPSMD4.0

10uF

EL 16V 20%

C601

CAPSMD4.0

10uF

EL 16V 20%

C602

CAPSMD4.0

10uF

EL 16V 20%

C603

CAPSMD4.0

10uF

EL 16V 20%

C604

CAPSMD4.0

10uF

EL 16V 20%

C605

CAPSMD4.0

10uF

EL 16V 20%

C606

CAPSMD4.0

10uF

EL 16V 20%

C607

SMD0805

470pF

CP 50V 10%

C608

SMD0805

470pF

CP 50V 10%

C609

SMD0805

470pF

CP 50V 10%

C610

SMD0805

470pF

CP 50V 10%

C611

SMD0805

470pF

CP 50V 10%

C612

SMD 7.3x6.0

220nF

PE 50V 20%

C613

SMD0805

470pF

CP 50V 10%

C614

SMD0805

470pF

CP 50V 10%

C615

SMD0805

470pF

CP 50V 10%

C616

SMD0805

470pF

CP 50V 10%

C617

SMD0805

470pF

CP 50V 10%

C618

SMD 7.3x6.0

220nF

PE 50V 20%

C619

CAPSMD4.0

10uF

EL 16V 20%

C620

CAPSMD4.0

10uF

EL 16V 20%

C621

CAPSMD4.0

10uF

EL 16V 20%

C622

CAPSMD4.0

10uF

EL 16V 20%

C623

CAPSMD4.0

10uF

EL 16V 20%

C624

CAPSMD4.0

10uF

EL 16V 20%

C625

SMD0805

47nF

CP 50V 10%

C626

SMD0805

47nF

CP 50V 10%

Summary of Contents for AV5

Page 1: ...tal input sensitivity 500mV pk pk 75 Output voltage 3 9V max all channels Tape output voltage 2V max Signal to noise ratio 90dB Awtd vol max 117dB Awtd vol 28dB to minimum THD Digital input 0 005 THD Analogue input 0 006 Frequency response 3Hz to 20kHz Dimensions HxWxD 73 x 215 x 360mm Finish Black CYRUS AV5 DIGITAL PREAMPLIFIER ...

Page 2: ...Cyrus AV5 base cover label They indicate that the following cautions must be observed by all personnel CAUTION TO REDUCE THE RISK OF ELECTRICAL SHOCK DO NOT REMOVE COVER OR BACK THERE ARE NO USER SERVICEABLE PARTS INSIDE THE PRODUCT ALWAYS REFER SERVICING TO QUALIFIED SERVICE PERSONNEL ...

Page 3: ...ve a Timelag blow characteristic Power consumption The power consumption figure is indicated under conditions of full power drive into the rated speaker load Serial number Each Cyrus AV 5 carries a serial number code which identifies the following Type of product Market destination Build number The serial number is visible on the baseplate It is therefore important to ensure that a baseplate remov...

Page 4: ...CYRUS AV5 BLOCK DIAGRAM July 2000 2 ...

Page 5: ...digital input the clock is derived from the digital input using the CODEC s PLL The CODEC modes are set by the microprocessor via the SPI bus pins 3 4 5 and 6 DSP digital signal processor All signals pass through the DSP IC802 including stereo pro logic DTS or Dolby Digital The signal is received from the CODEC into its compressed data interface The DSP can When receiving stereo PCM Convert to Pro...

Page 6: ...ft and right audio outputs from the post DAC analogue filters are connected to the tape output sockets When set to stereo the tape output sockets are un muted T701 19 20 allowing recording to take place In all other operation modes the tape output is muted Auto calibration microphone The AV5 includes a facility to allow the automated set up of channel balance and speaker distance setting When usin...

Page 7: ...ear and regulates to 5V for miscellaneous digital circuits 5V for the CODEC 3 3V for the DSP 12V for the analogue circuits 6V for the volume controls circuits All regulators are 78XX series except for the 3 3V design which uses an LM317 adjustable regulator The transformer includes a re settable thermal fuse which will trip under short circuit conditions A separate supply C113 has been included fo...

Page 8: ...TED R201 SMD0805 75R MF 1 8W 1 R202 SMD0805 75R MF 1 8W 1 R214 SMD0805 47R MF 1 8W 1 R401 NOT FITTED R402 SMD0805 75R MF 1 8W 1 R403 SMD0805 75R MF 1 8W 1 R404 SMD0805 75R MF 1 8W 1 R405 SMD0805 47R MF 1 8W 1 R406 SMD0805 47R MF 1 8W 1 R407 SMD0805 270R MF 1 8W 1 R408 SMD0805 100R MF 1 8W 1 R409 SMD0805 47R MF 1 8W 1 R410 SMD0805 47R MF 1 8W 1 R411 SMD0805 47R MF 1 8W 1 R412 SMD0805 47k MF 1 8W 1 ...

Page 9: ...CYRUS AV5 PCB COMPONENTS July 2000 7 R434 SMD0805 2 2k MF 1 8W 1 ...

Page 10: ... SMD0805 100k MF 1 8W 1 R602 SMD0805 100k MF 1 8W 1 R603 SMD0805 100k MF 1 8W 1 R604 SMD0805 100k MF 1 8W 1 R605 SMD0805 100k MF 1 8W 1 R606 SMD0805 100k MF 1 8W 1 R607 SMD0805 5 1k MF 1 8W 1 R608 SMD0805 5 1k MF 1 8W 1 R609 SMD0805 5 1k MF 1 8W 1 R610 SMD0805 5 1k MF 1 8W 1 R611 SMD0805 5 1k MF 1 8W 1 R612 SMD0805 3 6k MF 1 8W 1 R613 SMD0805 10k MF 1 8W 1 R614 SMD0805 10k MF 1 8W 1 R615 SMD0805 1...

Page 11: ...8W 1 R650 SMD0805 2 2k MF 1 8W 1 R651 SMD0805 2 2k MF 1 8W 1 R652 SMD0805 2 2k MF 1 8W 1 R701 SMD0805 10k MF 1 8W 1 R702 SMD0805 10k MF 1 8W 1 R703 SMD0805 220R MF 1 8W 1 R704 SMD0805 220R MF 1 8W 1 R705 SMD0805 220R MF 1 8W 1 R706 SMD0805 220R MF 1 8W 1 R707 SMD0805 2 2k MF 1 8W 1 R708 SMD0805 2 2k MF 1 8W 1 R711 SMD0805 2 2k MF 1 8W 1 R712 SMD0805 2 2k MF 1 8W 1 R713 SMD0805 220R MF 1 8W 1 R714 ...

Page 12: ...W 1 R1012 SMD0805 47R MF 1 8W 1 R1013 SMD0805 47R MF 1 8W 1 R1014 SMD0805 1k MF 1 8W 1 R1015 SMD0805 1k MF 1 8W 1 R1016 SMD0805 1k MF 1 8W 1 R1017 SMD0805 47R MF 1 8W 1 R1018 SMD0805 100k MF 1 8W 1 R1019 SMD0805 47R MF 1 8W 1 R1020 SMD0805 47R MF 1 8W 1 R1021 SMD0805 47R MF 1 8W 1 R1022 SMD0805 NOT FITTED R1023 SMD0805 NOT FITTED R1024 SMD0805 1k MF 1 8W 1 R1027 SMD0805 100k MF 1 8W 1 R1028 SMD080...

Page 13: ...tor MRS25 axial metal film resistor SMD 0805 refers to surface mount device size profile 0805 RESISTOR PACKS RP501 RES CAT16 4 47R 4 off resistor pack RP502 RES CAT16 4 47R 4 off resistor pack RP503 RES CAT16 4 47R 4 off resistor pack RP504 RES CAT16 4 47R 4 off resistor pack RP801 RES CAT16 4 47R 4 off resistor pack RP802 RES CAT16 4 47R 4 off resistor pack RP803 RES CAT16 4 47R 4 off resistor pa...

Page 14: ...esistor pack RP1202 RES CAT16 4 47R 4 off resistor pack RP1203 RES CAT16 4 47R 4 off resistor pack RP1204 RES CAT16 4 47R 4 off resistor pack RP1301 RES CAT16 4 47R 4 off resistor pack RP1302 RES CAT16 4 47R 4 off resistor pack RP1303 RES CAT16 4 47R 4 off resistor pack ...

Page 15: ...SMD0805 47nF CP 50V 10 C119 CAPSMD6 3 47uF EL 16V 20 C120 CAPSMD6 3 47uF EL 16V 20 C121 SMD0805 10nF CP 50V 10 C122 SMD0805 10nF CP 50V 10 C123 SMD0805 10nF CP 50V 10 C124 SMD0805 10nF CP 50V 10 C125 RB 3 6 3300uF EL 25V 20 C126 RB 3 6 3300uF EL 25V 20 C127 SMD0805 47nF CP 50V 10 C128 SMD0805 47nF CP 50V 10 C129 CAPSMD6 3 47uF EL 16V 20 C138 CAPSMD6 3 47uF EL 16V 20 C139 CAPSMD6 3 47uF EL 16V 20 C...

Page 16: ...SMD0805 100pF CP 50V 10 C423 SMD0805 100pF CP 50V 10 C436 SMD0805 47nF CP 50V 10 C437 SMD0805 47nF CP 50V 10 C438 SMD0805 47nF CP 50V 10 C439 SMD0805 47nF CP 50V 10 C440 SMD0805 47nF CP 50V 10 C441 SMD0805 47nF CP 50V 10 C442 SMD0805 390pF CP 50V 10 C443 SMD0805 390pF CP 50V 10 C444 SMD0805 390pF CP 50V 10 C445 SMD0805 390pF CP 50V 10 C501 SMD0805 10nF CP 50V 10 C502 SMD0805 10nF CP 50V 10 C503 SM...

Page 17: ...C535 CAPSMD4 0 10uF EL 16V 20 C601 CAPSMD4 0 10uF EL 16V 20 C602 CAPSMD4 0 10uF EL 16V 20 C603 CAPSMD4 0 10uF EL 16V 20 C604 CAPSMD4 0 10uF EL 16V 20 C605 CAPSMD4 0 10uF EL 16V 20 C606 CAPSMD4 0 10uF EL 16V 20 C607 SMD0805 470pF CP 50V 10 C608 SMD0805 470pF CP 50V 10 C609 SMD0805 470pF CP 50V 10 C610 SMD0805 470pF CP 50V 10 C611 SMD0805 470pF CP 50V 10 C612 SMD 7 3x6 0 220nF PE 50V 20 C613 SMD0805...

Page 18: ...C702 SMD0805 100pF CP 50V 10 C703 SMD0805 100pF CP 50V 10 C704 SMD0805 100pF CP 50V 10 C705 SMD0805 100pF CP 50V 10 C706 SMD0805 100pF CP 50V 10 C707 SMD0805 100pF CP 50V 10 C708 SMD0805 100pF CP 50V 10 C801 SMD0805 10nF CP 50V 10 C802 SMD0805 47nF CP 50V 10 C803 SMD0805 47nF CP 50V 10 C804 SMD0805 47nF CP 50V 10 C805 SMD0805 100nF CP 50V 10 C806 SMD0805 10nF CP 50V 10 C807 SMD0805 220nF CP 50V 10...

Page 19: ...D0805 100pF CP 50V 10 C1016 SMD0805 100pF CP 50V 10 C1017 SMD0805 100pF CP 50V 10 C1018 SMD0805 100nF CP 50V 10 C1019 SMD0805 100nF CP 50V 10 C1020 SMD0805 100pF CP 50V 10 C1021 CAPSMD4 0 10uF EL 16V 20 C1022 SMD0805 2 2nF CP 50V 10 C1023 CAPSMD4 0 10uF EL 16V 20 C1024 SMD0805 2 2nF CP 50V 10 C1025 SMD0805 47nF CP 50V 10 C1026 CAPSMD4 0 10uF EL 16V 20 C1101 SMD0805 47nF CP 50V 10 C1102 CAPSMD5 0 4...

Page 20: ...ectifier Diode D103 DIODE_D1F 1SR154 400 1A Rectifier Diode D104 DIODE_D1F 1SR154 400 1A Rectifier Diode D105 DIODE_D1F 1SR154 400 1A Rectifier Diode D106 SOT23 BAS16 300mA Signal Diode D107 DIODE_D1F 1SR154 400 1A Rectifier Diode D108 DIODE_D1F 1SR154 400 1A Rectifier Diode D109 DIODE_D1F 1SR154 400 1A Rectifier Diode D110 DIODE_D1F 1SR154 400 1A Rectifier Diode D701 SOT23 BAS16 300mA Signal Diod...

Page 21: ...ransistor VOLTAGE REGULATORS VR101 TO220 BA05T 1A LDO 5V Voltage Regulator VR102 TO220 LM317T 1A Variable Voltage Regulator VR103 TO220 LM7812T 1A 12V Voltage Regulator VR104 TO220 LM7912T 1A 12V Voltage Regulator VR105 TO220 BA05T 1A LDO 5V Voltage Regulator INTEGRATED CIRCUITS IC202 SO 16 DS8922AM RS422 Drivers IC401 SO 16 DS8922AM RS422 Drivers IC402 TOX176 TORX176 Fibre Optic Rx IC403 TOX176 T...

Page 22: ...M74HC138M 3 to 8 decoder IC1203 SO 14 MC74HC00AD Quad NAND IC1204 SO 14 MC74HC02AD Quad NOR IC1205 SOL 20 MC74HCT574ADW 8 way D type IC1206 SOL 20 MC74HCT574ADW 8 way D type IC1301 SOL 20 MC74HC245ADW 8 way Transceiver IC1302 SO 14 MC74HC32AD Quad 2 input OR CONNECTORS CON101 CONMINIPWR6 39 28 8060 Mini Fit Jr Header wo holes CON1001 CONLIF10 10FE BT VK N 10 way 1 25mm FFC FPC CON1002 CONLIF10 10F...

Page 23: ... FSL 1 0u FSL Fixed Inductor L805 COIL FSL 1 0u FSL Fixed Inductor L806 COIL FSL 1 0u FSL Fixed Inductor L807 COIL FSL 1 0u FSL Fixed Inductor L808 COIL FSL 1 0u FSL Fixed Inductor L901 COIL FSL 1 0u FSL Fixed Inductor L902 COIL FSL 1 0u FSL Fixed Inductor L1101 COIL FSL 1 0u FSL Fixed Inductor L1102 COIL FSL 1 0u FSL Fixed Inductor L1201 COIL FSL 1 0u FSL Fixed Inductor L1202 COIL FSL 1 0u FSL Fi...

Page 24: ... 17 AGND1 18 VA 19 AGND2 20 AOUT1 21 AOUT2 22 AOUT3 23 AOUT4 24 AOUT5 25 AOUT6 26 DEM 27 XTI 28 XTO 29 OVL ERR 30 CLKOUT 31 SDIN3 32 SDIN2 33 SDIN1 34 SDOUT2 35 SDOUT1 36 LRCK 37 SCLK 38 DGND2 39 VD 40 DGND1 41 RX1 42 SCLKAUX RX2 43 LRCKAUX RX3 44 Voltage Reference Input Mux S PDIF RX Auxiliary PLL Clock Osc Divider DEM Serial Mux ADC Right ADC Left ADC Mono Input Analog Control Port Control Volum...

Page 25: ...I P 9 GND 5V R402 75R C442 390pF R407 270R C408 47n L401 1 0u FSL C409 47n GND GND 7 8 10 12 11 9 5 IC401B DS8922AM R403 75R 2 1 15 13 14 16 4 3 6 IC401A DS8922AM SK401B COAXIAL INPUT I P 3 COAXIAL INPUT I P 4 R404 75R C410 47n R406 47R R408 100R GND SK401A RJ 1018 020 SK402B SK402A SK701B R428 2k2 R422 2k2 C418 100pF GND C419 100pF GND C420 100pF GND C421 100pF GND C422 100pF GND C423 100pF GND 1...

Page 26: ...Gain IC502 CS4226KQ GND To Outputs Filters codecADCRight 1 codecADCLeft 1 From DSP systemLRCLK systemSCLK SDATA Left Right SDATA Surround SDATA Centre Sub systemMCLK 9 8 10 IC501D 12 11 13 IC501C 5 6 4 IC501B SS codec spi SCK spi MOSI spi MISO HOST micro comms audioRESET R501 47R codecSDATA C505 10n C506 47u 6 3V GND C503 10n C504 47u 6 3V L502 1 0u FSL C502 10n C501 10n 5Vcodec GND GND R503 3k3 C...

Page 27: ...F 3 2 1 IC605A OPA2604 R603 100k R627 2k GND GND GND C621 10uF 5 6 7 IC602B BA15532 R610 5k1 R616 10k R622 2k2 C610 470pF C616 470pF 5 6 7 IC605B OPA2604 R604 100k R628 2k GND GND GND C622 10uF 6V 12VAop 6V 12VAop 3 2 1 IC603A BA15532 R611 5k1 R617 10k R623 2k2 C611 470pF C617 470pF 3 2 1 IC606A OPA2604 R605 100k R629 2k GND GND GND C623 10uF 5 6 7 IC603B BA15532 R612 3k6 R618 7k5 R624 2k2 C612 22...

Page 28: ...2 100pF GND GND Output sockets with TAPE muting All outputs have silent clamps 1 Apr 1999 Cummins Sells SK701A RJ 1018 020 SK702B SK702A RJ 1018 020 SK703B SK703A RJ 1018 020 SK901B is on page 4 FilteredDACCentre FilteredDACSub FilteredDACLeft FilteredDACRight T701 BC856BLT1 5V R701 10k SelectTAPEOutput R702 10k 5V FilteredDACLeftSurround FilteredDACRightSurround T702 BC818 25 R707 2k2 GND CLAMP T...

Page 29: ... Q 8 GND 7 IC804B 5 6 4 IC803B 9 8 10 IC803D EnableMasterClock 9 8 10 IC801D 12 11 13 IC801C 5 6 4 IC801B SS dsp spi SCK spi MOSI spi MISO 3 3V systemLRCLK systemSCLK codecSDATA systemMCLK HOST micro comms dspMEM dspOE dspDATA0 dspDATA1 dspDATA2 dspDATA3 dspDATA4 dspDATA5 dspDATA6 dspDATA7 To External Decoder Memory dspRESET R802 47R R803 47R dspINTREQAutoBoot 2 3 14 7 1 IC803A MM74LVX125M GND C80...

Page 30: ... GND 5V dspA0 dspA1 dspA2 dspA3 dspA4 dspA5 dspA6 dspA7 dspA8 dspA9 dspA10 dspA11 dspA12 dspA13 dspA14 D1 2 Q1 19 D2 3 Q2 18 D3 4 Q3 17 D4 5 Q4 16 D5 6 Q5 15 D6 7 Q6 14 D7 8 Q7 13 D8 9 Q8 12 OE 1 CP 11 GND 10 VCC 20 IC904 MC74HCT574ADW GND GND GND GND 5Vprom 5Vprom GND C908 10n GND 5Vprom C909 10n GND 5Vprom dspMEM dspOE GND RP902 L09 1S 100k GND NOTE 74LCXx devices are 3 3 Volt parts with 5V tole...

Page 31: ...C1007A TL072 12Vmic R1033 10k R1036 100k GND R1034 10k GND R1037 1k R1035 10k C1025 47n D1005 BAS16 D1006 BAS16 GND R1031 47R C1023 10uF GND D1001 BAS16 D1003 BAS16 D1004 BAS16 D1002 BAS16 5V GND GND 5V MC BUS IN MC BUS OUT CON1002 10FE BT VK N GND R1020 47R R1021 47R C1014 100p GND C1015 100p GND C1016 100p GND GND C1017 100p R1019 47R R1018 100k 5V R1022 DNF R1023 DNF 12Vmic 12Vmic L R G SK1001A...

Page 32: ...D C1111 10n GND hc11RESET R1104 100k GND hc11RESET spi SCK spi MOSI spi MISO hc11LE hc11RnotW hc11E hc11LE L1102 1 0u FSL GND C1103 47n GND C1104 47u 6 3V 5V L1101 1 0u FSL GND C1101 47n GND C1102 47u 6 3V 5V MC BUS IN MC BUS OUT hc11D0 hc11D1 hc11D2 hc11D3 hc11D4 hc11D5 hc11D6 hc11D7 hc11D0 hc11D1 hc11D2 hc11D3 hc11D4 hc11D5 hc11D6 hc11D7 hc11A0 hc11A1 hc11A2 hc11A3 hc11A4 hc11A5 hc11A6 hc11A7 hc...

Page 33: ...D R1201 10k StrobeWriteReg 1 EnableWriteRegs C1208 47n GND GND D1 2 Q1 19 D2 3 Q2 18 D3 4 Q3 17 D4 5 Q4 16 D5 6 Q5 15 D6 7 Q6 14 D7 8 Q7 13 D8 9 Q8 12 OE 1 CP 11 GND 10 VCC 20 IC1205 MC74HCT574ADW StrobeWriteReg 0 EnableWriteRegs C1210 47n GND GND D1 2 Q1 19 D2 3 Q2 18 D3 4 Q3 17 D4 5 Q4 16 D5 6 Q5 15 D6 7 Q6 14 D7 8 Q7 13 D8 9 Q8 12 OE 1 CP 11 GND 10 VCC 20 IC1206 MC74HCT574ADW To Host Micro hc11...

Page 34: ... 5V hc11D0 hc11D1 hc11D2 hc11D3 hc11D4 hc11D5 hc11D6 hc11D7 VCC 20 GND 10 A0 2 A1 3 A2 4 A3 5 A4 6 A5 7 A6 8 A7 9 B7 11 B6 12 B5 13 B4 14 B3 15 B2 16 B1 17 B0 18 OE 19 T R 1 IC1301 MC74HC245ADW R1312 47R hc11RnotW R1311 47R Display E C1303 47n 5V GND L1301 1 0u FSL C1302 47n GND GND GND RotaryEncoder 1 RotaryEncoder 0 RP1303 CAT16 470J4 47R RP1301 CAT16 470J4 47R R1314 270R GND RP1302 CAT16 470J4 ...

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