Harman Kardon AVR235 Service Manual
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Harman Kardon AVR235 Service Manual

7 x 50w 7.1 channel a/v receiver
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See also: Reference Manual , Owner's Manual
harman/kardon
7 X 50W 7.1 CHANNEL A/V RECEIVER
ESD WARNING.....................................2
LEAKAGE TESTING...............................3
BASIC SPECIFICATIONS.......................4
FRONT PANEL CONTROLS.....................5
REAR PANEL CONNECTIONS................7
CONNECTIONS..................................14
OPERATION.......................................16
TROUBLESHOOTING GUIDE.................23
PROCESSOR RESET............................23
DISASSEMBLY.....................................24
AVR235

SERVICE MANUAL

CONTENTS
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797
UNIT EXPLODED VIEW..........................27
AMP BIAS ADJUSTMENT.......................28
TECH TIP HK2003-01............................29
BLOCK DIAGRAM................................30
ELECTRICAL PARTS LIST.....................31
SEMICONDUCTOR PINOUTS................68
PCB DRAWINGS................................109
SCHEMATICS....................................115
WIRING DIAGRAM..................................121
PACKAGING......................................122
Rev3 4/2007

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Summary of Contents for Harman Kardon AVR235

  • Page 1: Table Of Contents

    AVR235 7 X 50W 7.1 CHANNEL A/V RECEIVER SERVICE MANUAL CONTENTS ESD WARNING……………………………….2 UNIT EXPLODED VIEW………………..…...27 LEAKAGE TESTING……………….…..…..3 AMP BIAS ADJUSTMENT…...…….….……28 BASIC SPECIFICATIONS…………………..4 TECH TIP HK2003-01…...….….………..…29 FRONT PANEL CONTROLS………..…..…..5 BLOCK DIAGRAM…………………………..30 REAR PANEL CONNECTIONS………….…7 ELECTRICAL PARTS LIST………………...31 REMOTE CONTROL FUNCTIONS.………10 SEMICONDUCTOR PINOUTS……….……68...
  • Page 2 AVR235 harman/kardon Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor "chip" components.
  • Page 3 AVR235 harman/kardon SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground (water pipe, conduit, etc.) by connecting a leakage current tester...

  • Page 4: Specifications

    All features and specifications are subject to change without notice. Distortion (TIM) Unmeasurable Slew Rate 40V/µsec Harman Kardon and Power for the Digital Revolution are registered trademarks of Harman International Industries, Incorporated. FM Tuner Section is a trademark of Harman International Industries, Incorporated (patent no. 5,386,478). Frequency Range 87.5–108.0MHz...

  • Page 5: Front Panel Controls

    AVR235 harman/kardon FRONT-PANEL CONTROLS FRONT-PANEL CONTROLS ¯ ˜ Û Ú ¸ ˘ ˆ ı Ù DIGITAL LOGIC 7 VID 1 PRO LOGIC VID 2 3 STEREO VID 3 FMAM 5 7 CH. STEREO VID 4 TAPE 6 8 CH SURR. OFF &...
  • Page 6 AVR235 harman/kardon FRONT-PANEL CONTROLS 8 Surround Mode Selector: Press this button ^ Input Source Selector: Press this button to Û Channel Adjust Selector: Press this button to to select from among the available surround mode change the input by scrolling up or down through the begin the process of trimming the channel output lev- list of Input Indicators ı.

  • Page 7: Rear Panel Connections

    Connect this jack to the “IR IN” jack on woofer amplifier is used, connect this jack to the sub- £ Remote IR Input: If the AVR 235’s front-panel Harman Kardon (or other compatible) equipment. woofer amplifier input. REAR-PANEL CONNECTIONS...
  • Page 8 AVR235 harman/kardon REAR-PANEL CONNECTIONS ¶ Front Speaker Outputs: Connect these outputs › AC Power Cord: Connect the AC power cord to a f Video 2 S-Video Input: If the product connected to to the matching + or – terminals on your left and right non-switched AC wall outlet.
  • Page 9 AVR235 harman/kardon REAR-PANEL CONNECTIONS REAR-PANEL CONNECTIONS Tape Inputs: Connect these jacks to the PLAY/OUT jacks of an audio recorder. AM Antenna Terminals: Connect the AM loop antenna supplied with the receiver to these terminals. If an external AM antenna is used, make connections to the AM and GND terminals, in accordance with the instructions supplied with the antenna.

  • Page 10: Remote Control Functions

    AVR235 harman/kardon REMOTE CONTROL FUNCTIONS a Power Off Button b IR Transmitter Window c Program/SPL Indicator d Power On Button e Input Selectors POWER f AVR Selector g AM/FM Tuner Select h Dim Button i Test Button TAPE j Sleep Button...
  • Page 11 Once this button is pressed, use the Harman Kardon CD or DVD players and cassette Buttons n to select the channel being adjusted, between the AM and FM bands.
  • Page 12 AVR235 harman/kardon REMOTE CONTROL FUNCTIONS t Direct Button: Press this button when the tuner feature described on page 36 to program these but- Clear Button: Press this button to clear incorrect tons, to operate another device’s transport controls is in use to start the sequence for direct entry of a sta-...
  • Page 13 AVR235 harman/kardon REMOTE CONTROL FUNCTIONS c will change colors. During this sequence, EzSet will automatically adjust the output levels for all chan- nels until they are equal, as shown by the Program/ SPL Indicator c lighting green for each channel.

  • Page 14: Connections

    AVR235 harman/kardon INSTALLATION AND CONNECTIONS 7. Connect the front, center, surround and surround It is appropriate to configure the AVR 235 for either System Installation back speaker outputs ¶•ª‚ to the respective 5.1- or 7.1-channel operation, but not for 6.1 After unpacking the unit, locating it in a place with ade- speakers.

  • Page 15: Ac Power Connections

    AVR235 harman/kardon INSTALLATION AND CONNECTIONS Although any video device may be connected to these 10. If you have a camcorder, video game or other jacks, we recommend connecting your cable TV con- audio/video device that is connected to the AVR on a...

  • Page 16: Operation

    AVR235 harman/kardon OPERATION Basic Operation When you will be away from home for an extended 6 CH DIRECT should be used when the period of time, it is always a good idea to completely SBR and SBL inputs are NOT in use. The...

  • Page 17: Digital Audio Playback

    AVR235 harman/kardon OPERATION • For private listening, plug the 1/4" stereo phone press the Surround Mode Group Selector Button SURROUND OFF DSP appears if you require 7 until the desired major surround mode group such plug from a pair of stereo headphones into the bass management (usually used when the system front-panel Headphone Jack 4 .

  • Page 18: Surround Mode Chart

    The Pro Logic mode activates original Pro Logic processing for those who prefer that presentation. Logic 7 Cinema Exclusive to Harman Kardon for A/V receivers, Logic 7 is an advanced mode that extracts the maximum surround information from either Logic 7 Music surround-encoded programs or conventional stereo material.
  • Page 19 AVR235 harman/kardon OPERATION with the AVR 235, as some players cannot pass the of indicators to let you know what type of signal is The information in the right side of the display will DTS signal through to the digital outputs. If you are in present.

  • Page 20: Tuner Operation

    AVR235 harman/kardon OPERATION Speaker/Channel Indicators message will also appear on screen and in the Lower • When a digital source is playing, you may not be Display Line ¯. The flashing indicators remind you In addition to the bitstream indicators, the AVR 235...

  • Page 21: Output Level Trim Adjustment

    AVR235 harman/kardon OPERATION OPERATION Buttons n until lower frequency station with acceptable signal that correspond to the desired station’s memory Adjust the level using the ⁄ ¤ strength. An AUTO ST TUNED indication location. the LED lights green for all channels. When it is red, will momentarily appear when the station stops the level is too high;...
  • Page 22 AVR235 harman/kardon OPERATION levels are reset, resume the procedure outlined above to reset the levels to the desired settings. When all Buttons n adjustments are done, press the ⁄ ¤ to move the on-screen cursor so that it is next to ›...

  • Page 23: Troubleshooting Guide

    • Amplifier is in protection mode • Contact your local Harman Kardon service center. due to internal problems No sound from surround or • Incorrect surround mode • Select a mode other than Stereo.
  • Page 24 AVR235 harman/kardon AVR235 3. Removing the Rear Panel Remove the Scr ew s 20 21 23 24 4. Removing the Main PCB Remove the Screw s 2. Removing the Front Panel Remove the Screw s...

  • Page 25: Disassembly

    AVR235 harman/kardon DISASSEMBLY PROCEDURES(AVR235) I TOP-COVER (21) REMOVAL 1. Remove 13 screws (S1,S7) and then remove the Top-cover. II FRONT PANEL ASS’Y REMOVAL 1. Remove the Top-cover, referring to the previous step1. 2. Disconnect the lead wire (BN72-32p)) on the Fip PCB (37-1) from connector (CN72) on the Input PCB (39-1) 3.
  • Page 26 AVR235 harman/kardon VII TUNER MODULE(41) REMOVAL 1. Remove the Top-cover, referring to the previous step1. 2. Disconnect the connector (CON1-Card cable) from connector (CN13) on the Input PCB ASS’Y (39-1). 3. Remove 2 screws (S8) and then remove the Tuner Module (40).
  • Page 27 AVR235 EXPLODED VIEW AVR235 harman/kardon DESCRIPTION PARTS NO. Q,ty CAP,V OLUME CGX1A338MBC22 HOLDER,V OLUME CMH1A214 INDICATOR,V OLUME CGL1A222 WINDOW,FIP CGUAVR235 KNOB,ROTARY CBN1A174MBC22 FILTER,FIP CMZ1A088 BADGE,HARMAN/KARDON KGB1A111X CGW1A366RDXH43 PANEL,FRONT BRACKET,SIDE CMD1A443 KNOB,FUNCTION CBT1A905MBZC22 KNOB,SET CBT1A904MBZC22 KNOB,DELAY CBT1A819K128 KNOB,POWER CBT1A903MMZC22 INDICATOR,POWER CGL1A221...
  • Page 28 AVR235 harman/kardon AMPLIFIER SECTION BIAS ADJUSTMENT Measurement condition . No input signal or volume position is minimum. Standard value. ± . Ideal current = 48mA ( ± . Ideal DC Voltage = 25.92mV ( CUP11651Y (BIAS PCB) .... CN82...
  • Page 29 AVR235 harman/kardon TECH TIPS harman/kardon Troubleshooting tips and solutions to common service problems For models: TIP# HKTT2003-01 Rev3 AVR7000/7200/7300/8000 AVR10 AVR100/200/300/500 DPR1001 AVR110/210/310/510 DPR1005 AVR120/220/320/520 DPR2005 AVR125/225/325/525 HK3370/3470/3375/3475 AVR130/230/330/430/630 HK3250 AVR135/235/335/435/635 Subject: Backup Memory on AVR/DPR/HK series receivers In the event of the complaint: “the receiver is losing its memory (any programmed system settings) when the unit is turned off, or after the unit is unplugged (briefly*)”:...
  • Page 30 AVR235 harman/kardon...
  • Page 31 AVR235 harman/kardon AVR235 Electrical Parts List Ref. Designator Part Number Description FRONT PCB ASS'Y Capacitors C703 HCBS1H821KBT CAP , CERAMIC 820PF 50V K C704 HCEA1VH100T CAP , ELECT 10UF 35V C712 HCEA1HH1R0T CAP , ELECT 1UF 50V C713 HCBS1H223ZFT CAP , CERAMIC 0.022UF 50V Z...
  • Page 32 AVR235 harman/kardon Ref. Designator Part Number Description FRONT PCB ASS'Y C807 CCFT1H104ZF CAP , SEMICONDUCTOR 0.1UF 50V ZF C808 CCKT1H181KB CAP , CERAMIC 180PF 50V KB C809 HCEA1AH471T CAP , ELECT 470UF 10V C810 HCEA1CH101T CAP , ELECT 100UF 16V...
  • Page 33 AVR235 harman/kardon Ref. Designator Part Number Description FRONT PCB ASS'Y D778 KVD1N4003ST DIODE 1N4003 D779 HVD1SS133MT DIODE 1SS133T-77 D780 HVD1SS133MT DIODE 1SS133T-77 D781 HVD1SS133MT DIODE 1SS133T-77 D782 KVD1N4003ST DIODE 1N4003 D783 HVD1SS133MT DIODE 1SS133T-77 D784 HVD1SS133MT DIODE 1SS133T-77 D785 HVD1SS133MT...
  • Page 34 AVR235 harman/kardon Ref. Designator Part Number Description FRONT PCB ASS'Y R710 CRD20TJ470T RES , CARBON 47 OHM 1/5W J R711 CRD20TJ470T RES , CARBON 47 OHM 1/5W J R712 CRD20TJ470T RES , CARBON 47 OHM 1/5W J R713 CRD20TJ332T RES , CARBON 3.3K OHM 1/5W J...
  • Page 35 AVR235 harman/kardon Ref. Designator Part Number Description FRONT PCB ASS'Y R813 CRD20TJ104T RES , CARBON 100K OHM 1/5W J R814 CRD20TJ104T RES , CARBON 100K OHM 1/5W J R824 CRD20TJ221T RES , CARBON 220 OHM 1/5W J R825 CRD20TJ681T RES , CARBON...
  • Page 36 AVR235 harman/kardon Ref. Designator Part Number Description FRONT PCB ASS'Y R896 CRD20TJ101T RES , CARBON 100 OHM 1/5W J R897 CRD20TJ101T RES , CARBON 100 OHM 1/5W J R898 CRD20TJ101T RES , CARBON 100 OHM 1/5W J R899 CRD20TJ104T RES , CARBON...
  • Page 37 AVR235 harman/kardon Ref. Designator Part Number Description FRONT PCB ASS'Y CN84 KJP05GA19ZM WAFER MOLEX53014-0510 CN85 KJP02GA19ZM WAFER CN86 KJP02GA89ZM WAFER MOLEX35328-02 CN87 KJP06GA19ZM WAFER MOLEX53014-0610 CN88 KJP04GA19ZM WAFER CN89 KJP05GA19ZM WAFER MOLEX53014-0510 CN90 KJP02GA19ZM WAFER CN91 KJP06HA37ZM WAFER MOLEX42140-2206 JK81...
  • Page 38 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y Capacitors C501 HCEA1VH100T CAP , ELECT 10UF 35V C502 HCEA1VH100T CAP , ELECT 10UF 35V C503 HCEA1VH100T CAP , ELECT 10UF 35V C504 HCEA1VH100T CAP , ELECT 10UF 35V C505...
  • Page 39 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y C817 HCEA1VH100T CAP , ELECT 10UF 35V C818 HCEA1VKS100T CAP , ELECT 10UF 35V C819 HCBS1H681KBT CAP , CERAMIC 680PF,50V C820 HCBS1H681KBT CAP , CERAMIC 680PF,50V C900 HCQI1H473JZT CAP , MYLAR 0.047UF 50V J...
  • Page 40 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y C916 CCET50VKL4103NK CAP , ELECT 10000UF/50V Semiconductors D501 HVD1SS133MT DIODE 1SS133T-77 D502 HVD1SS133MT DIODE 1SS133T-77 D503 HVD1SS133MT DIODE 1SS133T-77 D504 HVD1SS133MT DIODE 1SS133T-77 D505 HVD1SS133MT DIODE 1SS133T-77 D581 HVD1SS133MT DIODE...
  • Page 41 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y Q545 HVTKTC3198YT TRANSISTOR KTC3198 Q556 HVTKTC3200GRT TRANSISTOR KTC3200GR Q557 HVTKTC3200GRT TRANSISTOR KTC3200GR Q558 HVTKTC3200GRT TRANSISTOR KTC3200GR Q559 HVTKTC3200GRT TRANSISTOR KTC3200GR Q560 HVTKTC3200GRT TRANSISTOR KTC3200GR Q561 HVTKTC3200GRT TRANSISTOR KTC3200GR Q562 HVTKTC3200GRT...
  • Page 42 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y Q960 HVTKRC107MT TRANSISTOR KRC107M Q961 HVTKTA1024YT TRANSISTOR KTA1024 Q969 HVTKTC2874BT TRANSISTOR , MUTE KTC2874B Q970 HVTKTC2874BT TRANSISTOR , MUTE KTC2874B Q971 HVTKTC2874BT TRANSISTOR , MUTE KTC2874B Q972 HVTKTC2874BT TRANSISTOR , MUTE...
  • Page 43 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y R520 CRD20TJ152T RES , CARBON 1.5K OHM 1/5W J R521 CRD20TJ471T RES , CARBON 470 OHM 1/5W J R522 CRD20TJ471T RES , CARBON 470 OHM 1/5W J R523 CRD20TJ471T RES , CARBON...
  • Page 44 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y R597 CRD20TJ561T RES , CARBON 560 OHM 1/5W J R598 CRD20TJ561T RES , CARBON 560 OHM 1/5W J R599 CRD20TJ561T RES , CARBON 560 OHM 1/5W J R600 CRD20TJ561T RES , CARBON...
  • Page 45 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y R697 CRD25TJ470T RES , CARBON 47,1/4W R698 CRD25TJ470T RES , CARBON 47,1/4W R699 CRD25TJ470T RES , CARBON 47,1/4W R700 CRD25TJ470T RES , CARBON 47,1/4W R701 CRD20TJ102T RES , CARBON 1K OHM 1/5W J...
  • Page 46 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y R830 CRD20TJ223T RES , CARBON 22K OHM 1/5W J R831 CRD20TJ223T RES , CARBON 22K OHM 1/5W J R832 CRD20TJ223T RES , CARBON 22K OHM 1/5W J R833 CRD20TJ223T RES , CARBON...
  • Page 47 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y R929 CRD20TJ222T RES , CARBON 2.2K OHM 1/5W J R930 CRD20TJ222T RES , CARBON 2.2K OHM 1/5W J R931 CRD20TJ222T RES , CARBON 2.2K OHM 1/5W J R932 CRD20TJ103T RES , CARBON...
  • Page 48 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y R810 CRF5EKR27HX2K RES , CEMENT 0.27OHM(*2) ,5W R811 CRF5EKR27HX2K RES , CEMENT 0.27OHM(*2) ,5W R904 BRDERC12UGK335T RES , CARBON 3.3M OHM 1/2W R905 CRG1ANJ100H RES , METAL OXIDE FILM 10 ohms,1W...
  • Page 49 AVR235 harman/kardon Ref. Designator Part Number Description MAIN PCB ASS'Y JK91 CJJ5R006Z TERMINAL , SPEAKER JK92 CJJ5Q012Z TERMINAL , SPEAKER JK94 CJJ2D008Z JACK , STEREO JK95 CJJ2D008Z JACK , STEREO JK97 CJJ4P041W JACK IN/OUT JK98 CJJ4P042W JACK IN/OUT JW90 CWEE212120VV...
  • Page 50 AVR235 harman/kardon Ref. Designator Part Number Description VIDEO PCB ASS'Y C430 HCEA1CH101T CAP , ELECT 100UF 16V C431 HCEA1VH100T CAP , ELECT 10UF 35V C432 HCEA1VH100T CAP , ELECT 10UF 35V C433 HCEA1VH100T CAP , ELECT 10UF 35V C434 CCEA1VH100T...
  • Page 51 AVR235 harman/kardon Ref. Designator Part Number Description VIDEO PCB ASS'Y C619 WIRE , COPPER SN95/PB5 , 0.6 C620 HCBS1H223ZFT CAP , CERAMIC 0.022UF 50V Z C621 HCBS1H223ZFT CAP , CERAMIC 0.022UF 50V Z C622 HCBS1H223ZFT CAP , CERAMIC 0.022UF 50V Z...
  • Page 52 AVR235 harman/kardon Ref. Designator Part Number Description VIDEO PCB ASS'Y Q556 KVTKSA1175YT TRANSISTOR KSA1175Y Q568 HVTKTC2874BT TRANSISTOR , MUTE KTC2874B Q569 HVTKRC107MT TRANSISTOR KRC107M Q601 HVTKRC114MT TRANSISTOR KTC114M IC41 HVINJM2296M I.C , VIDEO SW NJM2296M IC42 HVINJM2296M I.C , VIDEO SW...
  • Page 53 AVR235 harman/kardon Ref. Designator Part Number Description VIDEO PCB ASS'Y R433 CRD20TJ102T RES , CARBON 1K OHM 1/5W J R434 CRD20TJ102T RES , CARBON 1K OHM 1/5W J R435 CRD20TJ102T RES , CARBON 1K OHM 1/5W J R436 CRD20TJ102T RES , CARBON...
  • Page 54 AVR235 harman/kardon Ref. Designator Part Number Description VIDEO PCB ASS'Y R514 CRD20TJ103T RES , CARBON 10K OHM 1/5W J R516 CRD20TJ221T RES , CARBON 220 OHM 1/5W J R517 CRD20TJ273T RES , CARBON 27K OHM 1/5W J R555 CRD20TJ101T RES , CARBON...
  • Page 55 AVR235 harman/kardon Ref. Designator Part Number Description VIDEO PCB ASS'Y BN61 CWB2B907120EN WIRE ASS'Y BN91 CWB4FE53130PU WIRE ASS'Y BN96 CWB1C908150BM WIRE ASS'Y CN13 KJP05GA01ZM WAFER MOLEX 5267-05A CN19 KJP03GA90ZM WAFER MOLEX35313-0310 CN20 KJP04GA90ZM WAFER MOLEX35313-0310 CN21 KJP02GA89ZM WAFER MOLEX35328-02 CN41...
  • Page 56 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y C225 HCUS1H221JA CAP , CHIP 220pF C226 HCUS1H221JA CAP , CHIP 220pF C241 HCUS1H181JA CAP , CHIP 220pF C242 HCUS1H471JA CAP , CHIP 470pF C253 HCUS1H181JA CAP , CHIP 180pF...
  • Page 57 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y C375 HCUS1H223ZF CAP , CHIP 0.022uF C376 HCUS1H223ZF CAP , CHIP 0.022uF C378 HCUS1H223ZF CAP , CHIP 0.022uF C379 HCUS1H223ZF CAP , CHIP 0.022uF C381 HCUS1H561JA CAP , CHIP 560pF...
  • Page 58 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y C767 HCUS1H104ZF CAP , CHIP 0.1uF C768 HCUS1H104ZF CAP , CHIP 0.1uF C769 HCUS1H104ZF CAP , CHIP 0.1uF C770 HCUS1H104ZF CAP , CHIP 0.1uF C771 HCUS1H104ZF CAP , CHIP 0.1uF...
  • Page 59 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y C710 CCEA1EH220T CAP , ELECT 22UF/25V C711 CCEA1EH220T CAP , ELECT 22UF/25V C712 CCEA1EH220T CAP , ELECT 22UF/25V C713 CCEA1EH220T CAP , ELECT 22UF/25V C714 CCEA1EH220T CAP , ELECT 22UF/25V...
  • Page 60 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y RN75 CRJ104DJ101T RES, ARRAY, 100R (1608) 100R (1608) RN76 CRJ104DJ101T RES, ARRAY, 100R (1608) 100R (1608) RN77 CRJ104DJ101T RES, ARRAY, 100R (1608) 100R (1608) RN78 CRJ104DJ101T RES, ARRAY, 100R (1608)
  • Page 61 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y R250 CRJ10DJ103T RES, CHIP 10KOHM/1608/5% 10K Ohm R251 CRJ10DJ474T RES, CHIP 470K Ohm R252 CRJ10DJ474T RES, CHIP 470K Ohm R265 CRJ10DJ101T RES, CHIP 100 OHM/1608/5% 100 Ohm R267 CRJ10DJ101T RES, CHIP 100 OHM/1608/5%...
  • Page 62 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y R341 CRJ10DJ102T RES, CHIP 1KOHM/1608/5% 1K Ohm R344 CRJ10DJ102T RES, CHIP 1KOHM/1608/5% 1K Ohm R345 CRJ10DJ102T RES, CHIP 1KOHM/1608/5% 1K Ohm R348 CRJ10DJ102T RES, CHIP 1KOHM/1608/5% 1K Ohm R349 CRJ10DJ102T...
  • Page 63 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y R433 CRJ10DJ101T RES, CHIP 100 OHM/1608/5% R434 CRJ10DJ101T RES, CHIP 100 OHM/1608/5% R435 CRJ10DJ101T RES, CHIP 100 OHM/1608/5% R436 CRJ10DJ101T RES, CHIP 100 OHM/1608/5% R437 CRJ10DJ101T RES, CHIP 100 OHM/1608/5%...
  • Page 64 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y R761 CRJ10DJ103T RES, CHIP 10KOHM/1608/5% R762 CRJ10DJ103T RES, CHIP 10KOHM/1608/5% R763 CRJ10DJ103T RES, CHIP 10KOHM/1608/5% R764 CRJ10DJ330T RES, CHIP 33 OHM/1608/5% R765 CRJ10DJ103T RES, CHIP 10KOHM/1608/5% R766 CRJ10DJ103T RES, CHIP 10KOHM/1608/5%...
  • Page 65 AVR235 harman/kardon Ref. Designator Part Number Description INPUT PCB ASS'Y R782 CRG2ANJ330H RES , METAL OXIDE FILM 33 OHM 2W J Semiconductors D201 HVD1SS133MT DIODE 1SS133T-77 D202 HVD1SS133MT DIODE 1SS133T-77 D203 HVD1SS133MT DIODE 1SS133T-77 D204 HVD1SS133MT DIODE 1SS133T-77 D205 HVD1SS133MT...
  • Page 66 AVR235 harman/kardon Ref. Designator Part Number Description BIAS TRANSISTOR PCB ASS'Y C925 CCKT1H223ZF CAP , CERAMIC 0.022UF 50V ZF C926 CCKT1H223ZF CAP , CERAMIC 0.022UF 50V ZF C927 CCKT1H223ZF CAP , CERAMIC 0.022UF 50V ZF C931 HCEA1HH4R7T CAP , ELECT 4.7UF 50V...
  • Page 67 AVR235 harman/kardon Ref. Designator Part Number Description BIAS TRANSISTOR PCB ASS'Y CN86 KJP02GB46ZM WAFER CN87 KJP02GB46ZM WAFER CN96 KJP08GA01ZM WAFER MOLEX 5267-08A CN98 BJP08GB131ZK WAFER Miscellaneous T901 CLT5W011ZU TRANS , POWER CTB3+10GFZ SCREW CTB3+6J SCREW CTB3+8J SCREW CTB3+8JFZ SCREW CTW3+12J...

  • Page 68: General Description

    AVR235 harman/kardon November 1988 Revised November 1999 74AC04 • 74ACT04 Hex Inverter General Description Features The AC/ACT04 contains six inverters. reduced by 50% on 74AC only Outputs source/sink 24 mA ACT04 has TTL-compatible inputs Ordering Code: Order Number Package Number...
  • Page 69 AVR235 harman/kardon PIN ASSIGNMENT (74HCU04AFN : IC71,72,76 ) LOGIC SYMBOL (10) (11) (13) (12) TRUTH TABLE...
  • Page 70 AVR235 harman/kardon DIR IC PIN ASSIGNMENT & BLOCK DIAGRAM PIN ASSIGNMENT (TOP VIEW) : IC73 IPS0/RX4 INT0 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 XTL1 BICK SDTO...
  • Page 71 AVR235 harman/kardon 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 & CCLK Q-subcode DVSS AC-3/MPEG µP I/F STATUS buffer CDTO TVDD Detect Detect CDTI...
  • Page 72 AVR235 harman/kardon DIR IC PIN FUNCTION (AK4114VQ) : IC73 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.
  • Page 73 AVR235 harman/kardon 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”.
  • Page 74 AVR235 harman/kardon AK4358 = Target Spec = 192kHz 24-Bit 8ch DAC with DSD Input GENERAL DESCRIPTION The AK4358 is eight channels 24bit DAC corresponding to digital audio system. Using AKM's advanced multi bit architecture for its modulator the AK4358 delivers a wide dynamic range while preserving linearity for improved THD+N performance.
  • Page 75 AVR235 harman/kardon AKM CONFIDENTIAL ASAHI KASEI [AK4358] n Ordering Guide -40 ∼ +85°C AK4358VQ 48LQFP AKD4358 Evaluation Board for AK4358 n Pin Layout (To be determined) AVSS LOUT1- LOUT1+ AVDD DZF3 VREFH ROUT4+ DZF2 AK4358VQ ROUT4- DZF1 CAD0 DIF0 DSDR3...
  • Page 76 AVR235 harman/kardon AKM CONFIDENTIAL ASAHI KASEI [AK4358] n Compatibility with AK4357 1. Function & Performance Functions AK4357 AK4358 # of channels 106dB 114B 48kHz/96kHz TDM Not available Available Not available Available DSDM control Pin/Register Register Input channel of DZF pin...
  • Page 77 AVR235 harman/kardon Pin Name Function LOUT1- DAC1 Lch Negative Analog Output Pin LOUT1+ DAC1 Lch Positive Analog Output Pin DZF1 Zero Input Detect 1 Pin DZF2 Zero Input Detect 2 Pin DZF3 Zero Input Detect 3 Pin CAD0 Chip Address 0 Pin Power-Down Mode Pin When at “L”, the AK4358 is in the power-down mode and is held in reset.
  • Page 78 AVR235 harman/kardon = Preliminary = AK5381 24Bit 96kHz ∆Σ ADC GENERAL DESCRIPTION The AK5381 is a stereo A/D Converter with wide sampling rate of 4kHz ∼ 96kHz and is suitable for High-end audio system. The AK5381 achieves high accuracy and low cost by using Enhanced dual bit ∆Σ...
  • Page 79 AVR235 harman/kardon ASAHI KASEI AKM CONFIDENTIAL [AK5381] Ordering Guide −40 ∼ +85°C AK5381VT 16pin TSSOP (0.65mm pitch) AKD5381 Evaluation Board for AK5381 Pin Layout AINR CKS0 AINL CKS2 CKS1 VCOM Top View AGND SCLK MCLK LRCK DGND SDTO Compatibility with AK5380...
  • Page 80 AVR235 harman/kardon AKM CONFIDENTIAL ASAHI KASEI [AK5381] PIN / FUNCTION No. Pin Name Function AINR Rch Analog Input Pin AINL Lch Analog Input Pin CKS1 Mode Select 1 Pin Common Voltage Output Pin, VA/2 VCOM Bias voltage of ADC input.
  • Page 81 AVR235 harman/kardon AUDIO DSP (CS493263 - CLG : IC75) 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)
  • Page 82 AVR235 harman/kardon 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...
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  • Page 85 AVR235 harman/kardon HCF4053B FUNCTION DIAGRAM & PIN DESCRIPTION INPUT EQUIVALENT CIRCUIT PIN DESCRIPTION (IC44,45,51,80,89) PIN No SYMBOL NAME AND FUNCTION 11, 10, 9 A, B, C Binary Control Inputs Inhibit Inputs 12, 13, 2, 1, ax,ay,bx,by,cx,cy Input/ IN/OUT 5, 3...
  • Page 86 AVR235 harman/kardon O.S.D IC (74763M) Pin Functions (IC51) 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.
  • Page 87 AVR235 harman/kardon LC74763, 74763M Pin Assignment Top view Serial Data Input Timing No. 5039-4/19...
  • Page 88 AVR235 harman/kardon LC74763, 74763M System Block Diagram...
  • Page 89 AVR235 harman/kardon U-COM IC PIN ASSIGNMENT & DESCRIPTIONS PIN ASSIGNMENT (IC72) (TOP VIEW) P20/A16 P21/A17 P22/A18 P57/CLK P23/A19 P24/A20/PPG0 P56/RDY P25/A21/PPG1 P55/HAK P26/A22/PPG2 P54/HRQ P27/A23/PPG3 P53/WRH P30/A00/AIN0 P52/WRL P31/A01/BIN0 P51/RD P50/ALE P32/A02/ZIN0 PA3/OUT3 P33/A03/AIN1 PA2/OUT2 P34/A04/BIN1 PA1/OUT1 P35/A05/ZIN1 PA0/OUT0 P36/A06...
  • Page 90 AVR235 harman/kardon MB90482 PIN DESCRIPTIONS (IC72) Pin No. Circuit Pin name Function type LQFP* QFP* Oscillator pin Oscillator pin 32 kHz oscillator pin 32 kHz oscillator pin Reset input pin This is a general purpose I/O port. A setting in the pull-up...
  • Page 91 AVR235 harman/kardon MB90482 Pin No. Circuit Pin name Function type LQFP* QFP* This is a general purpose I/O port. In non-multiplex mode, this pin functions as an external address pin. (CMOS/H) AIN0 8/16-bit up/down timer input pin (channel 0) .
  • Page 92 AVR235 harman/kardon MB90482 Pin No. Circuit Pin name Function type LQFP* QFP* P43, P44 This is a general purpose I/O port. In non-multiplex mode, this pin functions as an external (CMOS) A11, A12 address pin. This is a general purpose I/O port.
  • Page 93 AVR235 harman/kardon MB90482 Pin No. Circuit Pin name Function type LQFP* QFP* This is a general purpose I/O port. In external bus mode, when the RYE bit in the EPCR register is set to “1”, this pin functions as the RDY pin.
  • Page 94 AVR235 harman/kardon MB90482 (Continued) Pin No. Circuit Pin name Function type LQFP* QFP* This is a general purpose I/O port. SIN1 Simple serial I/O data input pin. (CMOS/H) Chip select 0. This is a general purpose I/O port. SOT1 Simple serial I/O data output pin.
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  • Page 96: Block Diagram

    AVR235 harman/kardon TC9162AF (FUNCTION/INPUT : IC28) 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 BLOCK DIAGAM (NJM2296M ) : IC41, 42, 43...
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  • Page 99 AVR235 harman/kardon S3C84BB/F84BB U-COM BLOCK DIAGRAM , PIN ASSIGNMENT & PIN DESCRIPTIONS BLOCK DIAGRAM (IC74) P0.0-P0.7 P1.0-P1.7 Port 0 Port 1 OSC/RESETB Port 2 P2.0-P2.7 RESETB I/O Port and Interrupt Control 8-Bit Basic Timer P2.7/TAOUT 8-Bit P2.6/TACAP Port 3 P3.0-P3.7 Timer P2.5/TACK...
  • Page 100 AVR235 harman/kardon S3C84BB/F84BB PRODUCT OVERVIEW PIN ASSIGNMENT (IC74) P2.5/TACK P8.2 P2.4/TBPWM P8.3 P2.3/DAOUT P8.4/INT8 P2.2/SCK P8.5/INT9 P2.1/SI P6.0 P2.0/SO P6.1 P5.7 P6.2 P5.6/SDAT P6.3 P5.5/SCLK S3C84BB/F84BB P6.4 VDD1 VDD2 VSS1 VSS2 (80-TQFP-1212) XOUT P6.5 P6.6 TEST P6.7 P5.4 P7.0/ADC0 P5.3/RxD0 P7.1/ADC1...
  • Page 101 AVR235 harman/kardon PRODUCT OVERVIEW S3C84BB/F84BB PIN DESCRIPTIONS (IC74) Table 1-1. S3C84BB/F84BB Pin Descriptions (80-QFP) Circuit Share Name Type Description Type Number Pins P0.0 - P0.7 I/O Bit programmable port; input or output mode 80-73 PG0-PG7 selected by software; input or push-pull output.
  • Page 102 AVR235 harman/kardon S3C84BB/F84BB PRODUCT OVERVIEW Table 1-1. S3C84BB/F84BB Pin Descriptions (80-QFP) (Continued) Circuit Share Name Type Description Type Number Pins P4.0 - P4.7 I/O Bit programmable port; input or output mode 38-31 INT0– selected by software; input or push-pull output.
  • Page 103 AVR235 harman/kardon PRODUCT OVERVIEW S3C84BB/F84BB Table 1-1. S3C84BB/F84BB Pin Descriptions (80-QFP) (Continued) Circuit Share Name Type Description Type Number Pins AD0 - AD7 Analog input pins for A/D converter module. 48–45 P7.0–P7.7 Alternatively used as general-purpose digital 42–39 input port 7.
  • Page 104 AVR235 harman/kardon TC9164AF (FUNCTION/INPUT) : IC23 BLOCK DIAGRAM L-COM R-COM L-COM R-COM L-COM R-COM DATA SHIFT REGISTER TC9163AF (FUNCTION/INPUT) : IC21,24 BLOCK DIAGRAM L-COM R-COM L-COM R-COM L-COM R-COM DATA SHIFT REGISTER...
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  • Page 107 AVR235 harman/kardon VOLTAGE DETECTOR × 5VL SERIES × 5VT SERIES × PIN CONFIGURATION TO-92 SOT-89 SOT-23-5 • • • (mark side) (mark side) (mark side) PIN DESCRIPTION TO-92 SOT-89 SOT-23-5 • • • Pin No Symbol Pin No Symbol Pin No...
  • Page 108 AVR235 harman/kardon 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...
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  • Page 115 M A I N B O A AVR235 harman/kardon...
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  • Page 118 AVR235 harman/kardon M A I N B O A R D...
  • Page 119 AVR235 harman/kardon VR PART...
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  • Page 122 CARD WARRANTY ZKC1113HA00-9 AM LOOP ANTENNA ASS'Y CSA1A027Z PARTS NO. Q,ty BATTERY HABAAAM1.5V HK OWNER'S MANUAL CQX1A950Z SNOW,PAD(L) FM 1 POL ANT(UL) CSA1A019Z SNOW,PAD(R) CPS4A565 REMOCON TRANSMITTER ASS'Y RB30C00 AVR 235 SHEET GUIDE CQE1A227Z AVR235 OUTER CARTON CPG1A775Z STAPLE KPL0905...

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