Harman Kardon HK 3480 Page 25 Service Manual Download | Manualshive

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HK3480

harman/kardon

25

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Summary of Contents for HK 3480

Page 1: ...TROUBLESHOOTING GUIDE 12 PROCESSOR RESET 12 AMPLIFIER BIAS ADJUSTMENT 13 BULLETIN HK2003 10 14 BULLETIN HK2004 02 16 DISASSEMBLY PROCEDURES 17 EXPLODED VIEW 20 BLOCK DIAGRAM 21 FRONT PANEL DISPLAY 22...

Page 2: ...or to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic c...

Page 3: ...ernate method as follows Plug the power cord directly Into a 120 volt AC receptacle do not use an Isolation Transformer for this test Using two clip leads connect a 1500 ohms 10watt Resistor parallele...

Page 4: ...500mV AM Tuner Section Frequency Range 520 1720kHz Signal to Noise Ratio 40dB Usable Sensitivity Loop 500 V M Distortion 1kHz 50 Mod 0 8 Selectivity 10kHz 25dB Video Section Television System NTSC PA...

Page 5: ...s this button to momentarily silence the speaker output of the HK 3480 The message MUTE will flash in the Main Information Display B and the Mute Indicator K will blink 5 Speaker 1 Selector Press this...

Page 6: ...ut to the receiver Press the left side of this button to select the FM frequency band or the right side to select the AM frequency band Sleep Button Press this button to place the unit in the Sleep mo...

Page 7: ...ng tape recordings E Sleep Indicator This indicator lights when the Sleep function is in use The numbers in the Preset Number Sleep Timer Indicators will show the minutes remaining before the HK 3480...

Page 8: ...In order to view the video signal of a video device connected to this input remember to connect the Video Monitor Output to the video input of your TV or video display Video 1 Audio Video Record Out...

Page 9: ...ould not exceed 100 watts Power Cable Connect the AC plug to a non switched AC wall output Remote IR Out This connection permits the IR sensor in the receiver to serve other remote controlled devices...

Page 10: ...utton VMAx Selector Enter Button Tuning Up Down Speaker 1 Selector Speaker 2 Selector Transmitter Window NOTES The function names shown here are each button s feature when used with the HK 3480 Most b...

Page 11: ...ations as shown by increasing frequency numbers in the Main Information Display B Release the button and note that the tuner will briefly stop at each active station and add a preset number to the mem...

Page 12: ...le has been plugged into the Phono Input as the other inputs are not compatable with turntable signal levels No video image Video source unit s video ouput is properly connected the source is turned o...

Page 13: ...13 HK3480 harman kardon...

Page 14: ...er knobs make sure the jaws are insulated to avoid knob damage 3 Remove the 10 Phillips screws holding the front panel ass y to the chassis 6 at the bottom and 4 at the sides 4 Cut all plastic cable t...

Page 15: ...REQUIRED AVR330 AN0008 01000 to AN0008 08524 Volume control may not track accurately when turned erratic operation Change VR74 Rotary encoder AVR330 AN0008 08525 and above Modified By Factory NONE REQ...

Page 16: ...ade HK3380 AN0015 01000 to AN0015 04456 AN0017 01000 to AN0017 06100 If Silence During Preset Scan Upgrade is Needed Upgrade Possible HK3380 AN0015 04457 and above AN0017 06101 and above Modified by F...

Page 17: ...HK3380 HK3480 HK3480 harman kardon 17...

Page 18: ...ry Knobs 5 4 Remove 9 screws S1 S11 and then remove the Tone PCB 38 5 Disconnect the lead wire BN83 4P from connector CN83 on the Tone PCB 38 4 PHONE PCB 40 REMOVAL 1 Remove the Top cabinet referring...

Page 19: ...e Power Trans 30 11 MAIN PCB ASS Y 44 REMOVAL 1 Remove the Top cabinet referring to the previous step 1 2 Remove the Power Trans 30 referring to the previous step 10 3 Disconnect the connector CN81 20...

Page 20: ...HK3480 EXPLODED VIEW HK3480 harman kardon 20...

Page 21: ...Dec 03 11 43 00 2003 HK3480 harman kardon 21...

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Page 26: ...AM 16K 60K Bytes VDD RESET PORT F PF7 0 8 bits TIMER A BEEP PORT A RAM 512 2048 Bytes PORT C 10 BIT ADC VAREF VSSA PORT B PB7 0 8 bits PWM ART PORT E PE7 0 8 bits SCI TIMER B PA7 0 8 bits PORT D PD7 0...

Page 27: ...5 26 27 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ei2 ei3 ei0 ei1 PWM3 PB0 PWM2 PB1 PWM1 PB2 PWM0 PB3 ARTCLK HS PB4 ARTIC1 PB5 ARTIC2 PB6 PB7 AIN0 PD0 AIN1 PD1 AIN2 PD2 AIN3 PD3 HS PE4 HS PE5 HS PE6 H...

Page 28: ...4 2 PE5 HS I O CT HS X X X X Port E5 3 PE6 HS I O CT HS X X X X Port E6 4 PE7 HS I O CT HS X X X X Port E7 5 PB0 PWM3 I O CT X ei2 X X Port B0 PWM Output 3 6 PB1 PWM2 I O CT X ei2 X X Port B1 PWM Outp...

Page 29: ...B Output Compare 1 ADC Analog Input 13 37 PC2 HS ICAP2_B I O CT HS X X X X Port C2 Timer B Input Capture 2 38 PC3 HS ICAP1_B I O CT HS X X X X Port C3 Timer B Input Capture 1 39 PC4 MISO ICCDATA I O...

Page 30: ...tage 58 OSC23 I O Resonator oscillator inverter output or ca pacitor input for RC oscillator 59 OSC13 I External clock input or Resonator oscillator inverter input or resistor input for RC oscilla tor...

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Page 33: ...p 6 2dB Amp S4 S3 S6 S7 20K 20K 20K 13 Vin1 V V SW2 SW1 Vout1 Vout2 Vout3 SW4 BLOCK DIAGAM NJM2296M IC91 SW3 GND SW5 Vin2 Vin3 Vin4 Vin5 1 15 11 16 10 14 12 2 9 7 5 4 6 8 3 20K 20K 20K 20K 20K 75 dirv...

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Page 36: ...S R COM R S R S R COM R S R S R COM DATA CK LEVEL SHIFTER 2 1 2 3 1 4 5 6 2 7 8 3 1 2 3 1 4 5 6 2 7 8 3 1 3 4 5 6 7 8 9 10 14 28 11 12 13 27 26 25 24 23 22 21 20 19 18 17 16 15 LATCH CIRCUIT SHIFT RE...

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Page 40: ...0PF 50V K C741 742 HCQI1H122JZT CAP MYLAR 1200PF 50V J C603 606 HCQI1H473JZT CAP MYLAR 0 047UF 50V J C715 716 719 720 KCFE1J183JBT CAP FILM 0 018UF 63V J C721 722 KCFE1J332JBT CAP FILM 0 0033UF 63V J...

Page 41: ...M2068MD TE1 IC91 HVINJM2296M I C VIDEO SW NJM2296M IC85 HVIRE5VL28CATZ IC RESET RE5VL28CATZ IC84 HVIS 80145ALMC I C RESET S 80145ALMC IC81 HVIST72F321R IC FLASH U COM ST72F321R9 IC92 BVIKP1010B IC PHO...

Page 42: ...T 4 7UF 50V C632 CCEA1JH101E CAP ELECT 100UF 63V C103 104 117 118 191 194 301 302 CCEA1VH100T CAP ELECT 10UF 35V C601 602 CCET63VKL5153NK CAP ELECT 15000UF 63V C101 102 105 106 CCKT1H101KB CAP CERAMIC...

Page 43: ...R235 239 303 304 319 320 CRD20TJ332T RES CARBON 3 3K OHM 1 5W J R409 410 CRD20TJ392T RES CARBON 3 9K OHM 1 5W J R383 CRD20TJ433T RES CARBON 43K OHM 1 5W J R391 393 CRD20TJ470T RES CARBON 47 OHM 1 5W J...

Page 44: ...75Y Q323 324 333 334 601 KVTKSC2785YT T R KSC2785Y IC11 14 16 21 41 43 HVINJM2068MDTE1 I C OP AMP NJM2068MD TE1 IC13 HVITC9163AF I C FUNCTION TC9163AF IC12 HVITC9164AF I C FUNCTION TC9164AF IC15 HVITC...

Page 45: ...AY SDT S 112DMR RY31 32 HSL4A004ZU RELAY OSA SS 212DM3 F601 603 604 KBA2C8000TLEY LITTEL FUSE T 8A L 250V F602 KBA2D2500TLET FUSE T 2 5A L 250V OL61 KJJ7A015Z OUTLET AC UL 2P SEP A204D0041P TH31 KRTP4...

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Page 48: ...d Dec 03 11 47 15 2003 HK3480 harman kardon 48...

Page 49: ...Wed Dec 03 11 47 15 2003 HK3480 harman kardon...

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Page 52: ...Wed Dec 03 11 45 21 2003...

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Page 54: ...Dec 03 11 46 37 2003 HK3480 harman kardon 54...

Page 55: ...HK3480 HK3480 harman kardon 55 HG5H02...

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