Harman Kardon AVR 3550 Service Manual
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Harman Kardon AVR 3550 Service Manual

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AVR 35 5 0 Audio/Video Receiver
Service Manual
AVR 3550
®
Power for the Digital Revolution
™

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Summary of Contents for Harman Kardon AVR 3550

  • Page 1 AVR 35 5 0 Audio/Video Receiver Service Manual AVR 3550 ® Power for the Digital Revolution ™...

  • Page 2: Technical Specifications

    Height measurement includes feet and chassis. All features and specifications are subject to change without notice. Harman Kardon is a registered trademark, and Power for the digital revolution is a trademark, of Harman International Industries, Inc. is a trademark of Harman International Industries, Inc.

  • Page 3: Troubleshooting

    • Amplifier is in protection mode • Contact your local Harman Kardon service center, which you can due to internal problems locate by visiting our Web site at www.harmankardon.com No sound from surround or •...
  • Page 4 AMPLIFIER SECTION BIAS ADJUSTMENT Measurement condition . No input signal or volume position is minimum. Standard value. ± . Ideal current = 48mA ( ± . Ideal DC Voltage = 21.12mV ( CUP11517X (MAIN PCB) CN63 CN61 CN62 CN65 CN64 VR63 VR65 VR64...
  • Page 6 n Block Diagram DZFL1 AK4356 Audio LOUT1+ DATT LOUT1- MCLK MCKO DZFR1 LRCK Controller LRCK ROUT1+ DATT BICK ROUT1- BICK DZFL2 LOUT2+ DATT Control LOUT2- CCLK Register DZFR2 CDTI ROUT2+ DATT ROUT2- DZFL3 LRCK LOUT3+ DATT LOUT3- BICK DZFR3 SDTI1 SDOUT1 ROUT3+ SDTI2...
  • Page 7 D/A CONVERTER IC PIN ASSIGNMENT & BLOCK DIAGRAM PIN ASSIGNMENT (TOP VIEW) LOUT1- AVDD LOUT1+ VREFH DZFL2 DZFR2 DZFR1 DZFL3 AK4356VQ DZFL1 DZFR3 CAD0 DZFE CAD1 DIF2 Top View DIF1 BICK DIF0 MCLK CKS2 DVDD CKS1...
  • Page 8 D/A CONVERTER IC PIN FUNCTION (AK4356VQ) : IC78 PIN/FUNCTION Pin Name Function LOUT1- DAC1 Lch Negative Analog Output Pin LOUT1+ DAC1 Lch Positive Analog Output Pin DZFL2 DAC2 Lch Zero Input Detect Pin DZFR1 DAC1 Rch Zero Input Detect Pin DZFL1 DAC1 Lch Zero Input Detect Pin CAD0...
  • Page 9 Pin Name Function DFS0 Double Speed Sampling Mode 0 Pin (Note) “L”: Normal Speed, “H”: Double Speed at DFS1 bit = “0”. CKS0 Input Clock Select 0 Pin (Note) CKS1 Input Clock Select 1 Pin (Note) CKS2 Input Clock Select 2 Pin (Note) DIF0 Audio Data Interface Format 0 Pin...

  • Page 10: Block Diagram

    BLOCK DIAGRAM AVSS AVDD X'tal Clock Oscillator 8 to 3 Recovery Clock MCKO1 Generator MCKO2 Input Selector LRCK DAIF Audio BICK Decoder SDTO DAUX DVDD Error & Q-subcode CCLK DVSS AC-3/MPEG µP I/F STATUS CDTO buffer TVDD Detect Detect CDTI B,C,U,VOUT INT0 INT1...
  • Page 11 DIR IC PIN ASSIGNMENT & BLOCK DIAGRAM PIN ASSIGNMENT (TOP VIEW) INT0 IPS0/RX4 OCKS0/CSN/CAD0 AVSS OCKS1/CCLK/SCL DIF0/RX5 TEST2 CM1/CDTI/SDA AK4114VQ CM0/CDTO/CAD1 DIF1/RX6 AVSS DIF2/RX7 Top View IPS1/IIC DAUX P/SN XTL0 MCKO2 BICK XTL1 SDTO...
  • Page 12 DIR IC PIN FUNCTION (AK4114VQ) : IC75 PIN/FUNCTION Pin Name Function IPS0 Input Channel Select 0 Pin in Parallel Mode Receiver Channel 4 Pin in Serial Mode (Internal biased pin) No Connect NC(AVSS) No internal bonding. This pin should be connected to AVSS. DIF0 Audio Data Interface Format 0 Pin in Parallel Mode Receiver Channel 5 Pin in Serial Mode (Internal biased pin)
  • Page 13 PIN/FUNCTION (Continued) Pin Name Function Power-Down Mode Pin When “L”, the AK4114 is powered-down and reset. Master Clock Operation Mode 0 Pin in Parallel Mode CDTO Control Data Output Pin in Serial Mode, IIC= “L”. CAD1 Chip Address 1 Pin in Serial Mode, IIC= “H”. Master Clock Operation Mode 1 Pin in Parallel Mode CDTI Control Data Input Pin in Serial Mode, IIC= “L”.

  • Page 14: Truth Table

    PIN ASSIGNMENT (74HCU04AFN : IC71,72 ) LOGIC SYMBOL (10) (11) (13) (12) TRUTH TABLE...

  • Page 15: General Description

    August 1984 Revised January 2000 Quad Analog Switch (74HC4066D) : IC42 General Description Features The MM74HC4066 devices are digitally controlled analog Typical switch enable time: 15 ns switches utilizing advanced silicon-gate CMOS technology. Wide analog input voltage range: 0–12V These switches have low “ON” resistance and low “OFF” Low “ON”...
  • Page 17 A/D CONVERTER IC (AK5380VT) : IC77 AGND DGND MCLK Clock Divider ∆Σ Decimation AINL Modulator Filter LRCK SCLK ∆Σ Decimation AINR Modulator Filter Serial I/O SDTO Interface Voltage Reference VCOM...

  • Page 18: Pin Assignment (Top View)

    PIN ASSIGNMENT (TOP VIEW) AINR AINL VCOM View AGND SCLK MCLK LRCK SDTO DGND A/D CONVERTER IC PINouts (AK5380VT) : IC77...
  • Page 19 A/D CONVERTER IC PIN FUNCTION (AK5380VT) : IC77 PIN/FUNCTION Pin Name Description AINR Rch Analog Input Pin AINL Lch Analog Input Pin NC Pin No internal bonding. VCOM Common Voltage Output Pin Normally connected to AGND with a 0.1µF ceramic capacitor in parallel with an electrolytic capacitor less than 2.2µF.
  • Page 20 Sheet 4/5 Ise Electronics Corporation :Grid Assignment CM2054C Scale 3:1 Unit : mm G3-G10...
  • Page 21 Sheet 5/5 :Anode & Grid Assignment CM2054C Ise Electronics Corporation PRESET TUNED ANALOG COAX SLEEP VMAx AUTO MULTI HDCD LOGIC 7 NIGHT PIN ASSIGNMENT Pin No. Assignment F2 NP NL S24 S23 S22 S21 S20 S19 S18 S17 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 (F2) Pin No.
  • Page 22 AUDIO DSP (CS493263 - CLG : IC79) PIN No. Pin Name Function 1,12,23 +VD1 Digital Power supply. Normally +2.5v 2,13,24 DGND Digital Ground AUD3 SPDIF transmitter output/Digital audio output(N.C) Host write strobe pin(connected to GND with an external resistor) Host parallel output enable pin(pulled up with an external resistor) CS_DA SPI Serial data input pin CS_CK...

  • Page 23: Top View

    PIN ASSIGNMENT.(CS493263) DGND1 MCLK AUDATA3, XMT958 SCLK WR,DS,EMWR,GPIO10 LRCLK RD,R/W,EMOE,GPIO11 AUDATA0 A1,SCDIN AUDATA1 A0,SCCLK AUDATA2 6 5 4 3 2 1 44 43 42 41 40 DATA7,EMAD7,GPIO7 DATA6,EMAD6,GPIO6 DATA5,EMAD5,GPIO5 RESET DATA4,EMAD4,GPIO4 AGND CS493XXX-CLG 44-pin PLCC Top View DGND2 FILT1 DATA3,EMAD3,GPIO3 FILT2 DATA2,EMAD2,GPIO2 CLKSEL...
  • Page 24 Ordering number : *EN5039 CMOS IC LC74763, 74763M On-Screen Display LSI Preliminary Overview Package Dimensions The LC74763 and LC74763M are on-screen display unit: mm CMOS LSIs that superimpose text and low-level 3196-DIP30SD graphics onto a TV screen (video signal) under the [LC74763] control of a microcontroller.
  • Page 25 LC74763, 74763M Pin Functions Pin No. Symbol Function Description Ground Ground connection Xtal Connection for the crystal and capacitor used to form the crystal oscillator that generates Crystal oscillator connection the internal synchronization signal. The oscillator can be selected with a command switch. Xtal OUT1 Horizontal synchronization...
  • Page 26 LC74763, 74763M Pin Assignment Top view Serial Data Input Timing No. 5039-4/19...
  • Page 27 LC74763, 74763M System Block Diagram No. 5039-5/19...
  • Page 28 PIN ASSIGNMENT (TOP VIEW) Top view No. 5606-3/13...

  • Page 29: Block Diagram

    BLOCK DIAGRAM VFD DRIVER IC PIN FUNCTION (LC75725E) : IC74 Pin No. Function Handling when unused 1, 13 Driver block power supply connection. (Both pins must be connected.) — — Logic block power supply connection. Provide a voltage between 4.5 and 5.5 V. —...
  • Page 30 BLOCK DIAGRAM Clock control X0, X1 RSTX circuit X0, X1A core MC-16LX family Interrupt controller PPG0, 1 PPG2, 3 8-/16-bit PPG PPG4, 5 AIN0, 1 BIN0, 1 8-/16-bits UD counter Communication prescaler ZIN0, 1 EXTC SIN0 µPG MT00 UART SOT0 MT01 SCK0 Chip select...
  • Page 31 M-COM IC PIN ASSIGNMENT & BLOCK DIAGRAM PIN ASSIGNMENT (TOP VIEW) P 20/A16 P 21/A17 P22/A18 P57/CLK P23/A19 RSTX P24/A20/PPG0 P56/RDY P 25/A21/PPG1 P55/HAKX P26/A22/PPG2 P54/HRQ P27 /A23/PPG3 P53/WRHX P30 /A00/AIN0 P52/WRLX P 31/A01/BIN0 P51/RDX P50/ALE P32/A02/ZIN0 PA3/OUT3 P33 /A03/AIN1 PA2/OUT2 P 34/A04/BIN1 PA1/OUT1...
  • Page 32 IC PIN FUNCTION (M-COM : MB90F476APFG) : IC72 LQFP Pin Name Circuit Type Function Oscillator pin Oscillator pin 32 kMHz Oscillator pin 32 kMHz Oscillator pin RSTX Reset input pin General-purpose I/O ports P00 to P07 A pull-up resistor can be attached using the pull-up resistor setting register (RDR0) (RD07 to RD00 = 1).
  • Page 33 LQFP Pin Name Circuit Type Function General-purpose I/O ports In the external bus mode, the pin functions as an external address pin. (CMOS/H) AIN0 The pin is an 8-/16-bit up-and-down timer input pin (ch0). General-purpose I/O port In the external bus mode, the pin functions as an external address pin. (CMOS/H) BIN1 The pin is the 8-/16-bit up-and-down timer input pin (ch0).
  • Page 34 LQFP Pin Name Circuit Type Function General-purpose I/O port In the external bus mode, the pin functions as ALE pin. (CMOS) In the external bus mode, the pin functions as an address capture enable signal (ALE) pin. General-purpose I/O port In the external bus mode, the pin functions as the RDX pin.
  • Page 35 LQFP Pin Name Circuit Type Function General-purpose I/O port (CMOS) SOT0 The pin functions as an UART data output pin. General-purpose I/O port SCK0 (CMOS/H) The pin functions as an UART clock I/O pin. General-purpose I/O port TIN0 (CMOS/H) The pin functions as the event input pin of the 16-bit reload timer. General-purpose I/O port TOT0 (CMOS/H)
  • Page 36 NJM4556AM : IC86...
  • Page 37 BLOCK DIAGAM (NJM2296M ) : IC41, 43, 44 Vin1 Vin2 Vout1 6.2dB dirver Vin3 6.2dB Vout2 dirver Vin4 6.2dB Vout3 dirver Vin5...
  • Page 38 NJM2068M : IC23~29 , 32~34 , 82,88...
  • Page 39 RDS demodulator (SAA6579TV1) : IC71 BLOCK DIAGRAM handbook, full pagewidth 82 pF 47 pF +5 V 4.332/8.664 MHz 2.2 k Ω 0.1 µF OSCI OSCO ANTI- 57 kHz OSCILLATOR QUAL signal RECONSTRUCTION QUALITY BIT ALIASING BANDPASS FILTER GENERATOR FILTER 330 pF (8th ORDER) DIVIDER SCOUT...
  • Page 40 PIN FUNCTION & PIN ASSIGNMENT PINNING SYMBOL DESCRIPTION QUAL quality indication output RDDA RDS data output reference voltage output (0.5V multiplex signal input +5 V supply voltage for analog part ground for analog part (0 V) subcarrier input to comparator SCOUT subcarrier output of reconstruction filter MODE...
  • Page 41 TC9162AF (FUNCTION/INPUT : IC30) TC9162AF (FUNCTION/INPUT : IC30) BLOCK DIAGRAM BLOCK DIAGRAM L-COM L-COM R-COM R-COM L-COM L-COM R-COM R-COM L-COM L-COM R-COM R-COM L-COM L-COM R-COM R-COM DATA DATA SHIFT REGISTER SHIFT REGISTER...
  • Page 42 TC9215AF (TONE CONTROL : IC80) BLOCK DIAGRAM TC9215AF GND 1 16 V OFF 2 S 40 S 10 S 41 S 11 S 42 S 12 S 34 S 20 S 32 S 21 S 31 V ss S 30...
  • Page 43 TC9164AF (FUNCTION/INPUT) : IC22 BLOCK DIAGRAM L-COM R-COM L-COM R-COM L-COM R-COM DATA SHIFT REGISTER TC9163AF (FUNCTION/INPUT) : IC20 BLOCK DIAGRAM L-COM R-COM L-COM R-COM L-COM R-COM DATA SHIFT REGISTER...
  • Page 44 TC9482F (ELECTRONIC VOLUME/INPUT) : IC31 TEST L-OUTA L-OUTA L-INA L-INA latch L-A-GNDA L-A-GNDA latch L-OUTB L-OUTB 3 to 7 L-INB L-INB decoder Same as L-ch latch Circuit L-A-GNDB 4 to 13 L-A-GNDB latch decoder L-OUTC L-OUTC L-INC 10 L-INC latch L-A-GNDC 11 L-A-GNDC latch...

  • Page 45: Transistor, Regulator Ic Block Diagram

    TRANSISTOR, REGULATOR IC BLOCK DIAGRAM TO-92L TO-92M TO-92 TO-220 1. Emitter 1. Emitter 1. Emitter 1. GND 2. Collector 2. Collector 2. Collector 2. INPUT 3. Base 3. Base 3. Base 3. OUTPUT 1 2 3 12 3 KTA1024Y KSC2316Y KTC2874B KSC2785Y KTD1302T...
  • Page 52 AVR 3550 EXPLODE VIEW...

  • Page 53: Electrical Parts List

    ■ ELECTRICAL PARTS LIST REF NO. PART NO. DESCRIPTION REMARKS CUP11516X PCB , FRONT ▶CAPACITOR C701,702 HCBS1H390JT CAP , CERAMIC 39PF 50V J C703 HCBS1H821KBT CAP , CERAMIC 820PF 50V K C704,735,773,774 HCEA1VH100T CAP , ELECT 10UF 35V 777 778 864 C705,711 HCBS1H102KBT CAP , CERAMIC...
  • Page 54 D776,778 KVD1N4003ST DIODE 1N4003 D723 CVD50BOGDWGA L.E.D , 2 COLOR ▶COIL L702 HLQ02C100KT COIL , AXAIL 10UH K ▶TRANSISTOR Q701~703,705~716 HVTKRC107MT KRC107M 718~721,724~729 Q731 KVTKSA1175YT KSA1175Y Q732 HVTKRC107MT KRC107M Q733 KVTKSC2785YT KSC2785Y Q734~737 HVTKTC2874BT T.R , MUTE KTC2874B ▶RESISTOR R701~703,705~716 CRD20TJ121T RES , CARBON 120 OHM 1/5W J...
  • Page 55 R855,856 CRD20TJ681T RES , CARBON 680 OHM 1/5W J R857,858,909~912 CRD20TJ221T RES , CARBON 220 OHM 1/5W J R894 CRD20TJ1R0T RES , CARBON 1 OHM 1/5W J R917 CRD20TJ123T RES , CARBON 12K OHM 1/5W J ▶SWITCH S701~721 CST1A012ZT SW , TACT SKHV10910G SW01 HSH1A008ZV...
  • Page 56 ▶ENCODER VR74 HSR2A023Z VR , ENCODER ▶CRYSTAL X701 HOX04194E120C CRYSTAL X702 HOX04332E200C CRYSTAL CUP11517X PCB , MAIN ▶CAPACITOR C501~505 HCEA1VH100T CAP , ELECT 10UF 35V C506~510 CCKT1H331KB CAP , CERAMIC 330PF 50V KB C561~565,907 HCEA1CH101T CAP , ELECT 100UF 16V C566~570 HCEA1EH470T CAP , ELECT...
  • Page 57 Q626~630 HVT2SC3423O 2SC3423O Q652~655,661 BVT2SB1647 T.R , POWER 2SB1647 Q657~660,670 BVT2SD2560 T.R , POWER 2SD2560 Q681~685,901 KVTKSC2785YT KSC2785Y 942 943 Q806,969~973 HVTKTC2874BT T.R , MUTE KTC2874B Q951,960,991 HVTKRC107MT KRC107M Q961 HVTKTA1024YT KTA1024Y ▶RESISTOR R501~505 CRD20TJ433T RES , CARBON 43K OHM 1/5W J R506~510 CRD20TJ333T RES , CARBON...
  • Page 58 ▶SEMI RESISTOR VR61~65 HVN1RA221B01T RES , SEMI FIXED(220 OHM)RH0615C100221 ▶WIRE ASS'Y BN20 CWB3FB03280UP WIRE ASS'Y BN90 CWB4D232450PU WIRE ASS'Y JW91 CWE8212230VV WIRE ASS'Y JW92 CWEE212120VV WIRE ASS'Y ▶CONNECTOR CN61~65 KJP03GA01ZM WAFER MOLEX 5267-03A CN80 KJP08GA19ZM WAFER MOLEX53014-0810 CN91 KJP02KA060ZY WAFER 7.92MM(YUNHO) CN92 KJP02GA89ZM...
  • Page 59 C261~272 HCEA1EH220T CAP , ELECT 22UF 50V C273~284 HCQI1H332JZT CAP , MYLAR 3300PF 50V J C285,286,288~292 CCKT1H561KB CAP , CERAMIC 560PF 50V KB 294~296,333 C287,293,371 HCQI1H182JZT CAP , MYLAR 1800PF 50V J C297~302,323,324,327 328,334,347,348,358 HCBS1H223ZFT CAP , CERAMIC 0.022UF 50V Z 420,430,439,446,449 460,511,554,730,766 C303~308...
  • Page 60 C771 HCBS1H471KBT CAP , CERAMIC 470PF 50V KB C775 CCKT1H102KB CAP , CERAMIC 1000PF 50V KB C429,450,459,462~464 HCEA0JH102T CAP , ELECT 1000UF 6.3V 561,581,777 C427,903~906,908 CCKT1H103ZF CAP , CERAMIC 0.01UF 50V ZF 910,913 C907,909,914 HCEA1HH470T CAP , ELECT 47UF 50V C911 HCEA1HH4R7T CAP , ELECT...
  • Page 61 R262,263,353~358 CRD20TJ184T RES , CARBON 180K OHM 1/5W J 365~367,377~379 R250~255,307~312 329~332,338,339,347 CRD20TJ101T RES , CARBON 100 OHM 1/5W J 348,351,352,371,389 383~387,511,708,712 715,726,749,753,769 R256~261,359~362 CRD20TJ472T RES , CARBON 4.7K OHM 1/5W J 364,369,746,747 R271~274,277~282 CRD20TJ392T RES , CARBON 3.9K OHM 1/5W J R275,276,413,414,416 421,427,430,432,445 446,450~452,458,461...
  • Page 62 R558 CRD20TJ393T RES , CARBON 39K OHM 1/5W J R559 CRD20TJ152T RES , CARBON 1.5K OHM 1/5W J R725 CRD20TJ183T RES , CARBON 18K OHM 1/5W J R503,727,728,772 CRD20TJ4R7T RES , CARBON 4.7 OHM 1/5W J R730 CRD20TJ121T RES , CARBON 120 OHM 1/5W J R737 CRD25TJ2R7T...
  • Page 63 IC77 HVIAK5380VT I.C 2CH AUDIO ADC AK5380VT IC78 HVIAK4356VQ I.C , D/A CONVERTER AK4356VQ IC79 HVICS493263-CLG I.C , DSP CS493263-CLG IC95 BVINJM7905FA NJM7805FA ▶JACK JK21 CJJ4R019W JACK , IN/OUT JK23,24 CJJ4P014W JACK , IN/OUT JK25 CJJ4R034W JACK , IN/OUT JK26,27 HJSTORX179 MODULE,OPTICAL(RECEIVETORX179 JK28...

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