Harman Kardon SIGNATURE 2.0 Service Manual Download

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harman/kardon

SIGNATURE 2.0

PROCESSOR/TUNER

SERVICE MANUAL

CONTENTS

ESD, LEAKAGE, SAFETY ……….…..…....2

BASIC SPECIFICATIONS…………………..5

FEATURES…………………………………….7

QUICK START GUIDE………………………..9

FRONT PANEL CONTROLS………..…..….13

REAR PANEL CONNECTIONS……………15

REMOTE CONTROL FUNCTIONS……….17

TROUBLESHOOTING GUIDE…...……..…21

PROCESSOR RESET……………….….…..21

TROUBLESHOOTING CHART……………23

BASS/TREBLE CHARTS……………………24

MECHANICAL ASSEMBLY…………………25

BULLETIN HK9708……………….….………30

BULLETIN HK9709………………….….……31

BULLETIN HK9904………………….….……32

BULLETIN HK2000-07……………….….…..33

IC U305 Replacement Instructions………..34

Signature 2.0 Upgrade Procedure………...35

VERSION CHANGES………………………36

Auto Detect Mode ON………………………40

SCHEMATICS……………………………….41

PCB DRAWINGS………….………………..70

ELECTRICAL PARTS LIST…………….….76

harman/kardon, Inc.

250 Crossways Park Dr.

Woodbury, New York 11797

Rev0 8/2006

Summary of Contents for SIGNATURE 2.0

Page 1: ...HOOTING GUIDE 21 PROCESSOR RESET 21 TROUBLESHOOTING CHART 23 BASS TREBLE CHARTS 24 MECHANICAL ASSEMBLY 25 BULLETIN HK9708 30 BULLETIN HK9709 31 BULLETIN HK9904 32 BULLETIN HK2000 07 33 IC U305 Replace...

Page 2: ...ng 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 charge build...

Page 3: ...od 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 paralleled by a 0 15...

Page 4: ...E TO CATV SYSTEM INSTALLER This reminder is provided to call the CATV Cable TV system installer s attention to article 820 40 of the NEC that provides guidelines for proper grounding and in particular...

Page 5: ...output via 3 5mm mono mini plug Accessory Trigger 6 12 volt DC via 3 5mm mono mini plug tip positive 150mA maximum Surround Modes Analog Dolby Pro Logic Four Movie Modes Four Music Modes Stereo Mono M...

Page 6: ...tation ID Program Type Radio Text Data Program Type Search Tuner Section AM Frequency Range 520 1710 kHz in 10kHz steps Signal To Noise Ratio 40dB Usable Sensitivity 500 V M Selectivity 30dB 10kHz Gen...

Page 7: ...your reception area To obtain maximum benefit from the Signature 2 0 s many features we urge you to take a few minutes to read through this manual That will ensure that connections to playback source...

Page 8: ...s with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept interference received including inte...

Page 9: ...long term in the form of hours of greater listening pleasure IMPORTANT NOTE Before connecting your new Signature 2 0 you will need to physically locate it in your system To ensure proper operation and...

Page 10: ...ifier Connect to inputs of audio power amplifiers Connect to Trigger In jack on Signature Series or other compatible power amplifier Connect AC Power to non switched wall outlet Connect to S Video out...

Page 11: ...e speaker and amplifier when connections are made 9 Install the batteries in the remote control being careful to observe the and polarity indicators on the remote and the batteries 10 Connect all devi...

Page 12: ...he one originally selected rather it is the mode automatically selected by the 2 0 to match the input source For example when the Pro Logic mode is selected but a Dolby Digital source is playing the 2...

Page 13: ...mode in use Note that the list of modes available is different for digital or analog audio sources 5 Standby LED When this indicator lights in an amber color the 2 0 is in the Standby mode and it is...

Page 14: ...oint to its rotation Volume indications are provided in both the front panel Information Display and the on screen control system see figure OSD 13 on page 38 to provide information about the relative...

Page 15: ...ke certain that the plugs are firmly seated into the jacks This prevents intermittent connections which may interfere with performance DIGITAL AUDIO DATA INPUTS ANTENNA SUB 1 2 3 4 5 6 SURR CENTER SUR...

Page 16: ...his jack to the S Video REC IN input of a VCR S Video Main Output Connect this jack to the S Video input of the TV video monitor projector or display that will be used to view the On Screen Control Me...

Page 17: ...resets a a Main Power On Off b Learn LED c IR Transmitters d Sending LED e Use Learn Switch f Source Power On Off g Source Selection h Simulcast Button i Menu Control Buttons j Menu Button k Treble Cu...

Page 18: ...18 g Source Selection Pressing these buttons will select the input source for the 2 0 It will also activate the transport and numeric control buttons associated with that device enabling control of th...

Page 19: ...changed or the 2 0 is turned off the adjustment is canceled and the system preset will return To make a permanent change to any of these settings use the Effects Menu as described starting on page 30...

Page 20: ...modes that are most appropriate to musical selections c Pressing the Movies button will scroll through the list of surround modes that are most appropriate for movie soundtracks d Pressing the Stereo...

Page 21: ...ccur when a DVD player is in pause or a fast scan mode as no digital data is typically output unless the disc is playing To confirm that the lack of data is the cause of the error message press the Di...

Page 22: ...R N I N G A L L S E T T I N G S W I L L B E L O S T A R E Y O U S U R E Follow that instruction by holding the Store button until the Reset Completed message appears briefly on screen Figure OSD 42 an...

Page 23: ...ide Use Learn switch to Use Make certain front panel sensor is visible Move unit or antenna away from computers fluores cent lights TVs motors or other electrical appliances Switch to input with video...

Page 24: ...3 10 2 1 0 1 2 3 4 5 6 7 8 9 20 30k 50 100 200 500 1k 2k 5k 10k 20k 8 6 4 2 0 Hz d B r A Treble Cut This chart using data from a sample Signature 2 0 unit and automated test equipment shows the freque...

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Page 30: ...oper conditions then verify that the position of the IR sensor located behind the Signature 2 0 front panel is correct as per steps below 4 Remove the top cover to the unit 10 Phillips screws 5 In the...

Page 31: ...it that prevents this from happening There was a running change made by the factory that will prevent this symptom using any power amplifier The change was made starting with the serial numbers listed...

Page 32: ...rect mode When switching from Stereo mode to 6 ch direct mode the Center and Surround speakers remain muted as though still in Stereo Tuning in Long Wave in European setup is in 9kHz increments as opp...

Page 33: ...gged into a 32 pin IC socket marked U305 You may need to move the 10 conductor ribbon cable aside to read the locator number there is also a label on the IC stating the software version On one side of...

Page 34: ...c and movie surround modes Easier programming when used with computer controlled RS 232 remote systems Faster microprocessor operation for quicker response to remote commands Improved and updated on s...

Page 35: ...e screwdriver to gently align the pins into the socket holes 11 When all the pins are lined up gently push down on the chip so that it seats firmly in the socket 12 Replace the video board pushing the...

Page 36: ...on 12 Updated RDS types to 2 0 spec 13 Removed level boost when switching into 6 ch direct mode 14 Corrected speaker setup problem when switching from Stereo mode to 6 ch direct 15 US EURO setup now e...

Page 37: ...l DSP communications 13 Mode name now restored correctly if stream restored while blink is off 14 Unconfigured speakers always muted 15 Rear delay now correctly set in Dolby Digital mode 16 System var...

Page 38: ...ofer in a Pro Logic or other matrixed mode 29 RS 232 interface and external control software enabled 30 Debounced sync signal to video board to get rid of annoying flashing when a weak or no signal is...

Page 39: ...will no longer stay muted I believe this problem would only show up with the Crystal DSP board The following code changes were made from ver 2 6 to create 2 7 of the Signature 2 0 1 Fixed problem that...

Page 40: ...e in the display 4 Press the right arrow button on the remote SOURCES TV should be in the display 5 Press the down arrow button on the remote until AUDIO ANALOG 2 is in the display 6 Press the right a...

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Harman Kardon SIGNATURE 2.0, Service Manual

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