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OPTIMOD-TV DIGITAL

TECHNICAL DATA

6-39

POWER SUPPLY PARTS LOCATOR

Содержание Optimod-TV 8382

Страница 1: ...Operating Manual OPTIMOD TV 8382 Two Channel Digital Audio Processor for Analog Aural FM Carriers Version 1 1 Software...

Страница 2: ...e presence of uninsulated dangerous voltage inside the enclosure voltage that may be sufficient to constitute a risk of shock This symbol wherever it appears alerts you to important operating and main...

Страница 3: ...spilled into the enclosure through openings Damage Requiring Service The appliance should be serviced by qualified service personnel when The power supply cord or the plug has been damaged or Objects...

Страница 4: ...apr svente autoris Safety Instructions Spanish Hacer funcionar el aparato s lo con la tensi n y clase de corriente se aladas en la placa indicadora de caracter sticas Reemplazar los fusibles s lo por...

Страница 5: ...you pack the unit for shipping 1 Tighten all screws on any barrier strip s so the screws do not fall out from vibration 2 Wrap the unit in its original plastic bag to avoid abrading the paint 3 Seal t...

Страница 6: ...s the spark or shock you may have felt when touching a doorknob or some other conductive surface A much smaller static discharge is likely to destroy one or more of the CMOS semiconductors employed in...

Страница 7: ...Operating Manual OPTIMOD TV 8382 Two Channel Digital Audio Processor for Analog Aural FM Carriers Version 1 1 Software...

Страница 8: ...ulation Levels 1 8 Best Location for OPTIMOD TV 1 9 If the transmitter is not accessible 1 9 If the transmitter is accessible 1 10 STUDIO TRANSMITTER LINK 1 11 Transmission from Studio to Transmitter...

Страница 9: ...elete a Passcode 2 30 To Lock the Front Panel Immediately 2 30 To Program local lockout 2 30 To Unlock the Front Panel 2 31 Dial up Networking and the Passcode 2 31 If You Have Forgotten Your Passcode...

Страница 10: ...OLS 3 18 Table 3 2 Five Band Equalization Controls 3 19 STEREO ENHANCER CONTROLS 3 23 Table 3 3 Stereo Enhancer Controls 3 23 AGC CONTROLS 3 23 Table 3 4 AGC Controls 3 24 Advanced AGC Controls 3 27 C...

Страница 11: ...5 1 RFI Hum Clicks or Buzzes 5 1 Poor Peak Modulation Control 5 1 Audible Distortion On Air 5 2 Audible Noise on Air 5 3 Whistle on Air Perhaps Only in Stereo Reception 5 3 Interference from stereo in...

Страница 12: ...MATICS AND PARTS LOCATOR DRAWINGS 6 22 Function Description Drawing Page Chassis Circuit Board Locator and Basic In terconnections Top view not to scale 6 25 Base Board Glue logic supports CPU module...

Страница 13: ...of 4 6 44 Interface and Power Distribution Schematic 4 of 4 6 45 DSP Board DSP Chips Local 3 3V regulator Contains Parts Locator Drawing 6 46 DSP Extended Serial Audio Inter face ESAI Schematic 1 of...

Страница 14: ...iption 6 7 ref level I O setup 2 21 analog input 2 6 analog landline 1 14 analog output circuit description 6 9 analog output 2 6 anti aliased 3 30 43 archiving presets 3 48 attack 3 28 attack time co...

Страница 15: ...posite baseband microwave STL 1 12 compression defined 3 3 compressor gate 3 25 computer connecting to 2 4 interface specifications 6 3 troubleshooting connections 5 7 Windows 2000 5 8 Windows XP 5 10...

Страница 16: ...tv 3 15 factory presets 1 5 factory service 5 13 final clip drive 3 29 Firewall 2 41 46 Firmware updating 8500 2 64 five band attack time controls 3 43 band coupling controls 3 42 band threshold contr...

Страница 17: ...s 6 2 meters 2 10 input level line up 1 16 input meters 1 17 input meters 3 2 input selector I O setup 2 21 input output board removing 4 3 inspection of package contents 2 1 installation procedure 2...

Страница 18: ...2 53 Windows XP configuration 2 59 modify button 2 9 modify button 3 1 modulation control troubleshooting poor 5 1 multiband drive 3 38 multiband limit threshold 3 41 multiband llimiter drive 3 40 mul...

Страница 19: ...elay spec 8 two band purist processing 3 8 phase linear 1 4 port IP 2 34 Ports 2 41 46 power cord 2 2 5 power 2 2 power supply circuit description 6 10 parts list 6 17 testing 4 8 power supply board r...

Страница 20: ...m stereo 5 4 modulation reduction 2 19 screen display 2 9 screen display 3 1 screens System Setup 2 13 Security lock immediately 2 30 security 1 19 security 2 28 Serial Communications setting up 2 43...

Страница 21: ...3 33 high frequency clip threshold control 3 36 high frequency limiting control 3 34 master attack control 3 36 master compression threshold 3 35 release control 3 32 two band processing structure 3...

Страница 22: ......

Страница 23: ...otorola DSP56362 Digital Signal Processing chips the proc essing has cleanliness quality and stability over time and temperature that is un matched by analog processors OPTIMOD TV 8382 is descended fr...

Страница 24: ...Peak Modulation The 8382 provides universal transmitter protection and audio processing for TV broadcast It can be configured to interface ideally with any commonly found transmission system in the wo...

Страница 25: ...nnections are rigorously RFI suppressed to Orban s traditional exacting standards ensuring trouble free installation The 8382 is designed and certified to meet all applicable international safety and...

Страница 26: ...gh an Ethernet network or initiates a Windows Dial Up or Direct Cable Connection if appropriate The PC Remote software allows the user to access all 8382 features including advanced controls not avail...

Страница 27: ...n store those changes You can store more than 100 User Presets limited only by available memory in your 8382 which will vary depending on the version of your 8382 s software You can give your preset a...

Страница 28: ...ctor on the rear panel OPTIMOD TV provides digital and analog inputs and outputs You select whether OPTIMOD TV uses the digital or analog input either locally or by remote interface If OPTIMOD TV is s...

Страница 29: ...The 8382 s remote control feature allows you to reduce the 8382 s output level thus reducing the principal program modulation level by connecting an on off signal from your subcarrier generator See s...

Страница 30: ...MOD TV produces a signal that is pre emphasized to either the 50 s or 75 s standard pre emphasis curve It is precisely and absolutely high frequency controlled and peak controlled to prevent over modu...

Страница 31: ...smitter so that its analog or AES3 audio output can be connected to the transmitter through a circuit path that introduces the least possible change in the shape of OPTIMOD TV s carefully peak limited...

Страница 32: ...ally also obtain good results by locating OPTIMOD TV at the studio and connecting the baseband output of an external stereo encoder if used to the transmitter through a compos ite baseband STL see pag...

Страница 33: ...audio as straightforward PCM encoding or they may apply lossy data reduction processing to the signal to reduce the number of bits per sec ond required for transmission through the digital link Such p...

Страница 34: ...id between PCM and lossy data reduction systems It uses J 17 pre emphasis and a block companded floating point representation of the sig nal Older technology converters including some older NICAM enco...

Страница 35: ...2 or Dolby SR around the link This will minimize any audible noise buildup caused by compression within the 8382 Some microwave links can be modified such that the deviation from linear phase is less...

Страница 36: ...en the best landlines tend to veil audio quality slightly They will certainly be the weakest link in a TV broadcast chain Slight frequency response irregularities and non constant group delay characte...

Страница 37: ...ecome unmasked because the psychoacoustic masking conditions under which the masking thresholds were originally computed have changed Accordingly if you use lossy data reduction in the studio you shou...

Страница 38: ...tudio standardizes on a maximum program indication on the meter that is lower than the clipping level so those peaks that the meter does not indicate will not be clipped Line up level is usually at th...

Страница 39: ...on Left and right input level is shown on a VU type scale 0 to 40dB while the metering indicates absolute instantaneous peak much faster than a standard PPM or VU meter The input meter is scaled so th...

Страница 40: ...It may therefore be necessary to temporarily defeat the 8382 s processing during the broadcast of EAS tones and data Placing the 8382 in its BYPASS Test Mode can defeat the processing The BYPASS GAIN...

Страница 41: ...mming starting on page 2 29 for more detail Warranty User Feedback User Feedback We are very interested in your comments about this product We will carefully re view your suggestions for improvements...

Страница 42: ...ed service centers Performance of repairs or replacements under this warranty is subject to submission of this War ranty Registration Card completed and signed by the dealer on the day of purchase and...

Страница 43: ...pack and inspect If you note obvious physical damage contact the carrier immediately to make a damage claim Packed with the 8382 are 1ea Operating Manual 2ea Line Cords domestic European 2ea Fuses A 2...

Страница 44: ...V position Check and set the VOLTAGE SELECT switch to your local voltage requirements To change the operating voltage set the VOLTAGE SELECT to 115V for 90 130V or 230V for 200 250V as appro priate B...

Страница 45: ...at the resistance is less than 0 5 Mounting the unit over large heat producing devices such as a vacuum tube power amplifier may shorten component life and is not recommended Ambient temperature shoul...

Страница 46: ...r You can connect to a computer via the 8382 s serial connector or via an Ethernet network See Networking on page 2 33 Because procedures and instructions for connecting to a PC are subject to devel o...

Страница 47: ...onnector allows you to connect the 8382 to your existing transmitter remote control or other simple contact closure control devices The 8382 remote control supports user programmable selection of up t...

Страница 48: ...ced or unbalanced hav ing a source impedance of 600 or less The input is EMI suppressed Input connections are the same whether the driving source is balanced or unbal anced Connect the red or white wi...

Страница 49: ...nput can receive AES11 house sync You can force the output sample rate to be genlocked to signal appear ing at either the sync input or the audio input The output can also sync to the 8382 s internal...

Страница 50: ...8382 has balanced inputs Its subcarrier inputs are unbalanced but fre quency response is rolled off at low frequencies to reject hum All equipment circuit grounds must be connected to each other all e...

Страница 51: ...in the available space They also allow you to move from one character to the next when you enter data into your 8382 These flash when they are ready to perform a function Otherwise they are dark Cont...

Страница 52: ...d compressor 2 band and 5 band You can only see its action from the Optimod PC Remote software Gain Reduction meters show the gain reduction in the multiband compressor Full scale is 25 dB gain reduct...

Страница 53: ...8200ST for flat output In this case average modulation levels of the STL may have to be re duced to accommodate the overshoots These issues are extensively discussed start ing on page 1 8 1 Configure...

Страница 54: ...LIPPER OFF JE JF LEFT OUTPUT RIGHT OUTPUT JE JF LEFT OUTPUT RIGHT OUTPUT FLAT PRE EMPHASIZED JB JC LEFT OUTPUT RIGHT OUTPUT JB JC LEFT OUTPUT RIGHT OUTPUT PEAK AVG Clipper Jumpers Output Pre Emphasis...

Страница 55: ...stem L R Out do not change GATE 12 00 RELEASE 12 00 VOICE OFF AGC ON COUPLE ON B Feed the 8200ST either with tone at your system reference level 0VU or with typical program material at normal levels C...

Страница 56: ...screens are self explanatory Use the NEXT and PREV buttons to navigate between screens These buttons will flash to indicate that they are active 3 Set the time A Press the NEXT button The set time scr...

Страница 57: ...s intended for transmission system overload protection it is normally op erated below threshold It is not designed to perform an AGC or gain riding function and it cannot substitute for the AGC functi...

Страница 58: ...turn the knob to choose MONITOR Otherwise choose XMITTER If you configured the Analog Output for low delay monitoring sure that you set the analog output pre emphasis control to FLAT in step 11 above...

Страница 59: ...the processing Regardless of the setting of this control the processing is always inter nally pre emphasized and thus always controls peaks to follow the 50 or 75 s pre emphasis curve 13 Set the digit...

Страница 60: ...ss the NEXT button If you activated the modulation setup tone in step 14 A on page 2 17 the tone will turn off automatically D Press the NEXT button 17 Choose a processing preset A Turn the knob until...

Страница 61: ...oduced by the MODULATION REDUCTION 1 and MODULATION REDUCTION 2 functions You can program these to be activated via any rear panel GPI input or by the 8382 s clock based automation When both modulatio...

Страница 62: ...respond appropriately to these bits 21 Set the Processing Delay optional 20 ms 30 fps 29 97 fps 25 fps 24 fps OPTIMOD TV can add time delay to make its input output delay exactly one frame using a va...

Страница 63: ...dBu to 13dBu VU or 2 to 20dBu PPM in 0 5 dB steps The reference level VU and PPM Peak settings track each other with an offset of 8dB This compensates for the typical indications with program material...

Страница 64: ...are using Tone to calibrate the 8382 to your stan dard studio level see step D above a Verify EXT AGC is set to NO Refer to step 1 on page 2 21 b Feed normal program material to the 8382 Play program...

Страница 65: ...the pre emphasis to 50 s or 75 s depending on your country s standard You can specify the amount by which the 8382 automatically reduces main and stereo subchannel modulation to accommodate subcarrier...

Страница 66: ...recommend using 900 s peak weighting on the peak modulation indicator as permitted by F C C rules This will cause the monitor to ignore very low energy overshoots and will result in the highest peak m...

Страница 67: ...put word The amount of dither automatically tracks the set ting of the WORD LEN control This is first order noise shaped dither that considerably reduces added noise in the midrange by comparison to w...

Страница 68: ...k B Press the SET DATE button a Set today s date using the days month and year buttons b Press the ENTER DATE button C Press the DAYLIGHT TIME button a Using the Daylight Saving DT MONTH and DT WEEK b...

Страница 69: ...D For events that occur on a daily or weekly schedule a Use the PREV and NEXT buttons to move the cursor the each day of the week in turn and use the rotary encoder to turn the day on or off You can p...

Страница 70: ...to delete with the knob You can search by date or by event i e recalling a given preset Use the NEXT button to navigate from one type of search to the other type C When you have located the event you...

Страница 71: ...the next time that PC Remote starts up it will automatically clean up any orphaned files To Create a Passcode A Navigate to SETUP SECURITY ADD PASSCODES If the front panel is already password protecte...

Страница 72: ...O or ESCAPE buttons to abort deleting the passcode To Lock the Front Panel Immediately After you have adjusted the processor to maximize security you will often want to lock it immediately without wai...

Страница 73: ...he 8382 functionality corresponding to the security level of your passcode If you have not set a passcode leave the Windows dialog box blank If You Have Forgotten Your Passcode You can reset factory d...

Страница 74: ...but does not apply de emphasis to it Input Digital J 17 selects the digital input and applies J 17 de emphasis to it Bypass switches the Bypass Test Mode on the air Tone switches the Tone Test Mode p...

Страница 75: ...vels Networking and Remote Control Skip this step if you do not wish to connect to your 8382 remotely either for downloading software upgrades or for PC Remote Control The 8382 has a built in Ethernet...

Страница 76: ...the numbers in the gateway address assigned by your network administrator c Press the SAVE soft button to confirm your setting E Set the IP Port assigned by your network administrator if necessary a...

Страница 77: ...en work OK You can use either an internal or an external modem with your PC A Connect the telephone line from the wall phone jack to the wall connection icon on the back of the modem modem in B Connec...

Страница 78: ...erload or other problems your Optimod will try once per hour to synchronize un til it is successful C Set the OFFSET to the difference in hours between your time zone and Uni versal Time UTC UTC is al...

Страница 79: ...le time nist gov or its IP address 4 Specify the time sync parameters from your Optimod s front panel Skip this step if you wish to specify the timeserver and time sync parameters from your Windows XP...

Страница 80: ...you are running Windows XP a Check Automatically synchronize with an Internet time server to set your Optimod s SYNC PERIOD to 24 b Set Server to the desired timeserver c Click the Update Now button t...

Страница 81: ...for version 1 0 software this would be 1 0 0 0 The PC Remote software is supplied on a CD shipped with your 8382 You can also download it from ftp orban com 8382 Instructions for using the PC Remote...

Страница 82: ...by modem a 3Com U S Robotics 56kbps fax modem EXT and normal not null modem cable for the 8382 side of the connection Note that Orban Customer Service does not support any other type of modem for conn...

Страница 83: ...r 8382 Appendix Setting Up Serial Communications on page 2 43 provides details Setting Up Ethernet LAN and VPN Connections If you are using an Ethernet connection and your computer can successfully co...

Страница 84: ...ssary Windows services and connected to your 8382 However if you experience any problems with this process or have any other 8382 questions please contact Orban Customer Service phone 1 510 351 3500 e...

Страница 85: ...ng Using Windows 2000 Direct Serial Connection Ordinarily a direct serial connection through a null modem cable is used only when you are controlling one 8382 per available COM port on your computer I...

Страница 86: ...eate a New Windows 2000 Direct Connection a Launch 8382 PC Remote b Choose Connect New 8382 c Give your 8382 a name e g KABC by en tering this name in the 8382 Alias field d If you wish to have 8382 P...

Страница 87: ...ion j Click Next k Select either For all users or Only for myself The correct setting depends on how your network and security are configured Your wizard may not display this field if your computer is...

Страница 88: ...Click Yes B Edit your new Direct Connection properties a Click Settings b Click the General tab c Select the device you set up in step i on page 2 45 This will usually be Communications cable between...

Страница 89: ...lect the Networking tab j Make sure that PPP Windows 95 98 NT 4 2000 Internet appears in the Type of dial up server I am calling field k Make sure that Internet Protocol TCP IP is checked You may leav...

Страница 90: ...hooting Windows 2000 Direct Connect on page 5 8 If you have trouble the first time after creating a connection according to the instructions above try restarting your computer to clear its serial port...

Страница 91: ...you wish to have 8382 PC Remote remember the password for this Optimod enter the password in the Password field e Select Serial Connection f Click the Add button g Choose Connect directly to another c...

Страница 92: ...2 50 INSTALLATION ORBAN MODEL 8382 k Type in a name for your Connection such as Connection to 8382 l Click Finish m Click Yes B Edit your new Direct Connection properties a Click Settings...

Страница 93: ...he device you set up in step i on page 2 49 This will usually be Communications cable between two computers COM1 d Click Configure e Set the Maximum Speed bps to 115200 f Check Enable hardware flow co...

Страница 94: ...emote application see To set up a new connection on page 3 46 choosing this connection from 8382 PC Remote automatically opens a Windows Direct Connec tion to your 8382 You can connect by selecting th...

Страница 95: ...ial port with a standard not null modem ca ble The cable provided with your 8382 is a null modem cable and will not work You can use either an internal or an external modem with your PC A Connect the...

Страница 96: ...d it See your Windows documentation f If your modem is available in the list available under The following Modems are installed and it is attached to the correct port then click Properties for that mo...

Страница 97: ...r the phone number of the modem connected to the 8382 that you are setting up j Click the Next button k Select either For all users or Only for myself The correct setting depends on how your network a...

Страница 98: ...ION ORBAN MODEL 8382 l Click the Next button m Type in a name for your Connection such as Connection to 8382 Modem n Click the Finish button o Click Yes D Edit your new Direct Connection properties a...

Страница 99: ...select the modem you will be using to make the connection on the PC side d Click Configure e Set Maximum speed bps to 115200 f Check Enable hardware flow control g Check Enable modem error control h C...

Страница 100: ...ion on page 3 46 choosing this connection from 8382 PC Remote automatically opens a Windows modem connection to your 8382 You can connect by selecting the desired connection from the drop down list in...

Страница 101: ...icon A list will branch off showing your available ports f Double click Communications Port COM1 or COM2 depending on how you set up your system The Communications Port Comx Properties dialog box ope...

Страница 102: ...entation f If your modem is available in the list available under The following Modems are installed and it is attached to the correct port then click Properties for that modem g Make sure the port sp...

Страница 103: ...up f Select Serial Connection g Click the Add button h Select Dial up to private network i Click Next j Enter the phone number of the modem connected to the 8382 you are setting up k Click Next l Type...

Страница 104: ...TION ORBAN MODEL 8382 n Click Yes D Edit your new Direct Con nection properties a Click Settings b Click the General tab c Select the modem you will be using to make the connection on the PC side d Cl...

Страница 105: ...Type of dial up server I am calling field m Make sure that Internet Protocol TCP IP is checked You may leave Client for Microsoft Networks checked if you like n Click OK o When the Connection propert...

Страница 106: ...The software version number of PC Remote must be the same as the version number of the software running within your 8382 If the software version of PC Remote is higher than the version running in your...

Страница 107: ...ly and your 8382 s rebooting Your 8382 will continue to pass audio normally while the update is occur ring However the audio will be interrupted for approximately 3 seconds when your 8382 reboots Do n...

Страница 108: ......

Страница 109: ...acter to the next when you enter data into your 8382 These buttons flash when a scrolling menu is in use Otherwise they are dark Control Knob changes the setting that is selected by the soft buttons T...

Страница 110: ...dio falls below the threshold set by the AGC gate threshold control via the Full Modify screen s AGC GATE control When this happens the AGC s recovery time is slowed to prevent noise rush up during lo...

Страница 111: ...uses look ahead techniques in several parts of the processing to minimize overshoot for a given level of processing artifacts among other things Distortion in Processing In a competently designed pro...

Страница 112: ...using the Two Band struc ture or slow Five Band structures or so that it sounds dense quite squashed and very loud using the fast Five Band structure The dense loud setup is almost always inappropriat...

Страница 113: ...ghtness and audible dis tortion for a given amount of processing We believe that most 8382 users will never need to go beyond the LESS MORE level of control because the combinations of subjective setu...

Страница 114: ...ly on transients the 222 increases width brightness and punch without unnaturally increasing reverb which is usually predominantly in the L R channel Gating circuitry detects mono material with slight...

Страница 115: ...ver a high frequency limiter causes additional gain reduction in band 5 when band 5 multiband clipping alone would be insufficient to prevent HF distortion The HF limiter uses a sophisticated analysis...

Страница 116: ...about how to process the 8382 needs to look ahead at the next part of the program waveform As digital on air processing advances further and further from its analog roots this is the inevitable price...

Страница 117: ...ll cause the sound quality to become obviously unacceptable To match the loudness of other stations in your market it should never be necessary to increase the proc essing level this far unless your p...

Страница 118: ...r attack times and thresholds are available along with settings affecting the automatic clipping distortion control These controls can be exceedingly danger ous in inexperienced hands leading you to c...

Страница 119: ...Preset Once you have edited a preset you can save it as a user preset The 8382 can store an indefinite number of user presets limited only by available memory The 8382 will offer to save any edited un...

Страница 120: ...tures is important to understand If you only use Factory Presets or if you only modify them with LESS MORE then you may still find the material inter esting but you do not need to understand it to get...

Страница 121: ...ess normally produced by the two band and five band presets are very differ ent It is usually possible to eliminate audibly obtrusive switching artifacts by tweak ing one or both of the presets to mak...

Страница 122: ...shed programming secrets for Op timods In fact there are no secrets that we withhold from users Our secrets are revealed in this manual and the presets embody all of our craft as processing ex perts T...

Страница 123: ...eneral audience with consistently intelligible dialog and consistent loudness It sounds very similar to Orban s analog OPTIMOD TV Model 8182A when that unit is adjusted for General programming accordi...

Страница 124: ...ite un predictable Being a Two Band preset it does not automatically re equalize substan dard audio which is quite common in live news broadcasts You may therefore pre fer the Five Band Live News pres...

Страница 125: ...es heavy inter band coupling to prevent large amounts of automatic re equalization which could otherwise cause unnatural stridency and brightness in strings and horns and which could pump up very low...

Страница 126: ...ualizer is located between the AGC and multiband compressor sections of both structures Any equalization that you set will be automatically stored in any User Preset that you create and save For examp...

Страница 127: ...ome fre quencies below 100 or 200 Hz depending on the setting of the B1 B2 XOVER con trol So be aware the large fixed bass boosts may have a different effect than you expect because of the way that th...

Страница 128: ...t Q curves This means that the cut curves are narrower than the boost curves The width in octaves is calibrated with reference to 10 dB boost As you decrease the amount of EQ gain or start to cut the...

Страница 129: ...not automatically re equalize mid range energy Instead increasing midrange energy will moderately increase the Master band s gain reduction Use the mid frequency equalizer with caution Excessive prese...

Страница 130: ...re familiar with older Orban processors like the 8282 this is the maximum amount of boost that would have occurred if you had set their DJ BASS BOOST controls to ON The amount of bass boost will be hi...

Страница 131: ...is actually mono and suppresses enhancement to prevent the enhancement from exaggerating the undesired channel imbalance The ratio of L R L R of the enhanced signal tries to exceed the threshold set b...

Страница 132: ...he AGC is also ordinarily defeated if you are using a studio level controller like Orban s 8200ST However in this case it is better to defeat the AGC globally in System Setup AGC DRIVE control adjusts...

Страница 133: ...r great flexibility Light AGC light compression yields a wide sense of dynamics with a small amount of automatic re equalization Moderate AGC light compression produces an open natural quality with au...

Страница 134: ...deband make the output sound most like the input Be cause setting the AGC B CPL control at 100 will sometimes cause bass loss the most accurate frequency balance will often be obtained with this contr...

Страница 135: ...amic range and is mostly useful for subtle fine arts formats like classical and jazz This control reduces the available range of AGC gain reduction because it acts by at tenuating the gain control sig...

Страница 136: ...cause the Five Band structure uses phase rotating crossovers in the five band compressor limiter there is little or nothing to be gained by using a phase linear crossover in the Five Band structure s...

Страница 137: ...r the Bass band FINAL CLIP Final Clip Drive adjusts the level of the audio driving the back end clipping system that OPTIMOD TV uses to control fast peaks This control primarily determines the loudnes...

Страница 138: ...Two Band Structure The Two Band structure is an improved version of Orban s classic 8182A OPTIMOD TV but with increased high frequency clarity substantially lower speech distortion and an added AGC A...

Страница 139: ...low show a summary of the Two Band controls in the dynamics section AGC Equalizer Stereo Enhancer and Clipper controls are common to both Two Band and Five Band structures and are described in their o...

Страница 140: ...gs toward 0 5 dB second allow a wider variation of dynamic range Both the setting of the 2B REL control and the dynamics and level of the program material determine the actual release time of the comp...

Страница 141: ...e slowly and then speed up as it progresses The Exponential shape allows you to create the open sound of a slow release time with program material that is well controlled in level while per mitting th...

Страница 142: ...the average drive level into the two band compressor preventing uncontrolled build up of program density Instead of operating the Two Band structure like this you should choose a Five Band preset in s...

Страница 143: ...e Parent Preset s Less More set ting when it was edited This information is needed because two different User Pre sets can appear to be the same when you view only the parameters that the 8382 s front...

Страница 144: ...hat adds a HF limiter gain reduction signal to higher of the two bands of the 2 band high frequency limiter Higher settings produce more extra HF limiting in this band The control therefore allows you...

Страница 145: ...ir The Five Band structure is very flexible enabling you to fine tune your on air sound for your target audience and desired market position There are several basic Fac tory Presets for the Five Band...

Страница 146: ...e times produce more limiting action Increasing den sity can make loud sounds seem louder but can also result in an unattractive busier flatter or denser sound It is very important to be aware of the...

Страница 147: ...y reason to push processing to the point where it degrades the audio We recommend no more than 10dB gain reduction as shown on the meters for Band 3 More than 10dB particularly with the fast release t...

Страница 148: ...conditions because bands 2 and 3 have the same gain The gate also independently freezes the gain of the two highest frequency bands forcing the gain of the highest frequency band to be identical to it...

Страница 149: ...ward ex pander with a program dependent low pass filter These functions are achieved by introducing extra gain reduction in the multiband compressor You can see the ef fect of this extra gain reductio...

Страница 150: ...lly independent operation to quasi wideband processing B2 B1 CPL control determines the extent to which the gain of band 1 below 100Hz or 200Hz depending on crossover setting is determined by and foll...

Страница 151: ...off is punch achieved with slower attack times ver sus distortion and or pumping produced in the clipping system because slower at tack times increase overshoots that the clipping system must then eli...

Страница 152: ...en band For example if you set the MULTIBAND RELEASE control to medium fast and the BAND 3 DELTA GR control to 2 then the band 3 release time will be the same as if you had set the MULTIBAND RELEASE c...

Страница 153: ...uter s storage devices hard drives etc and to restore them later to your 8382 The 8382 PC Remote software can connect to your 8382 via modem direct serial ca ble connection or Ethernet network It comm...

Страница 154: ...data must agree with the values you set in step 1 on page 2 33 See also Setting Up Ethernet LAN and VPN Connections on page 2 41 F If you are communicating via a direct serial cable connection or a m...

Страница 155: ...in Full or Advanced Modify con trols You can reset any Basic Modify Control without losing LESS MORE func tionality Full and Advanced modify control adjustments will cause LESS MORE to be grayed out T...

Страница 156: ...nd to be readily exchanged between Optimod users Save User Presets system files and automation files using the session pass code to encrypt them Save User Presets system files and automation files usi...

Страница 157: ...s new controls to a software version the new software will assign a reasonable default value to any control missing in an old User Preset If you archive such a User Preset after restoring it the newly...

Страница 158: ...the and keys on the numeric keypad to adjust any control To modify AUTOMATION A Choose AUTOMATION from the TOOLS menu An Automation Dialog box will open B Click the NEW EVENT to create a new event Co...

Страница 159: ...bfolder located within the Alias folder Archived user preset files are text files and can be opened in a text editor like Notepad if you want to examine their contents Alias folders and their associat...

Страница 160: ...s the old Aliases To Move Alias Folders Even though each version of 8382 PC Remote can see all aliases you may wish to move the corresponding folders so they are under the folder corresponding to the...

Страница 161: ...accidentally deleted in this way To share an archived User Preset between 8382s A Navigate to the directory containing the desired User Preset from within the RESTORE FROM PC dialog box B Click the R...

Страница 162: ......

Страница 163: ...hat the 8382 is at fault The troubleshooting information in Section 5 will help you determine if the problem is with OPTIMOD TV or is somewhere else in the station s equip ment 3 Periodically check fo...

Страница 164: ...at the jumper pins unseat without bending or breaking B Detach the front panel from the unit a Disconnect the three wire cable at the back of the encoder b Detach the ground lug that connects the pane...

Страница 165: ...ng the base board to the I O board H Disconnect the ribbon cable connecting the base board to the DSP board I Disconnect the ribbon cable connecting the power supply to the base board J Using a 1 Phil...

Страница 166: ...rd to the power transformer If present remove the white fasteners that tie the two cables to the power supply board C Remove the ribbon cables connecting the power supply to the base board DSP board a...

Страница 167: ...tions in reverse 12 Replacing the RS 232 Board Referring to step 3 follow the instructions in reverse 13 Replacing the Front Panel Assembly A Set the display assembly in place so that it aligns with i...

Страница 168: ...ly familiar with the operation of this equipment This procedure is useful for detecting and diagnosing problems with the 8382 s per formance It includes checks of frequency response noise and distorti...

Страница 169: ...ound B Use the front panel controls to set the 8382 s software controls to their de fault settings as follows a Navigate to SETUP IO CALIB ANLG IN CALIB After writing down the old settings so you can...

Страница 170: ...Table 4 1 Decoder Chart for Power Supervisor B The green LED power indicator on the lower left of the front panel monitors the DC power supply outputs If one or more power supply voltages are out of...

Страница 171: ...to BYPASS BYPASS defeats all compression limiting and program equalization but retains pre emphasis G Verify a reading noise of 80 dBu at the output of the unit H Using VR201 repeat steps C through G...

Страница 172: ...mpensate for the pre emphasis boost in the 8382 F Measure the THD N at the frequency levels listed below Frequency THD N Typical THD N Maximum 50 Hz 0 015 0 03 100 Hz 0 015 0 03 400 Hz 0 015 0 03 1 kH...

Страница 173: ...le Rate Tolerance PPM Tolerance Hz 32 0 kHz 100 PPM 1 60 Hz 44 1 kHz 100 PPM 4 41 Hz 48 0 kHz 100 PPM 2 40 Hz 88 2 kHz 100 PPM 8 82 Hz 96 0 kHz 100 PPM 4 80 Hz E Disconnect the digital source generato...

Страница 174: ......

Страница 175: ...and output are transformer coupled and have very good resistance to RFI If you have RFI problems and are using analog connections on either the in put or output using digital connections will almost...

Страница 176: ...and will also cause falsely high modulation readings Verify that the source material at the 8382 s audio inputs is clean Heavy processing can exaggerate even slightly distorted material pushing it ov...

Страница 177: ...y the overload to noise ratio of the analog to digital con verter used by the 8382 to digitize the input This ratio is better than 108 dB It is important to drive the 8382 with professional levels mor...

Страница 178: ...nsmitter can exhibit an asymmetrical passband that will greatly increase crosstalk into subcarriers Amplitude modulation of the carrier that is synchronous with the program syn chronous AM can cause p...

Страница 179: ...such material you may wish to use a preset that employs the Two Band structure with loudness control System Will Not Pass Line Up Tones at 100 Modulation This is normal Sine waves have a very low pea...

Страница 180: ...Locked Out Please see If You Have Forgotten Your Passcode on page 2 31 Connection Issues between the 8382 and a PC Modem or Net work Presets The more user presets you make the more slowly the 8382 wil...

Страница 181: ...that you have entered the passcode correctly on the 8382 and the pass code has been entered correctly on your PC D Ensure that you enabled the correct PC modem port settings E Ensure that the external...

Страница 182: ...8382 Direct and choose Properties C The Properties window opens for Optimod 8382 Direct D Click the Networking tab E Set Type of dial up server I am calling to PPP Windows 95 98 NT4 2000 Internet F Se...

Страница 183: ...UARTS which support the 115200 bps rate If you do see this warning message you can reset the Maximum BPS Speed by accessing PROPERTIES for the connection a Click START PROGRAMS ACCESSORIES COMMUNICATI...

Страница 184: ...utomatically and Obtain DNS server address automatically O Click the Advanced button on the Internet Protocol TCP IP Window P In the Advanced TCP IP Settings select the General Tab make sure that no c...

Страница 185: ...ttings select the General Tab make sure that no check boxes are checked L Click OK to dismiss the Advanced TCP IP Settings window M On the Properties window for Optimod 8382 Modem click the Ad vanced...

Страница 186: ...heir associated circuits are essentially independent of IC characteristics and dependent only on external feed back components The feedback forces the voltage at the input terminal to be extremely clo...

Страница 187: ...tation If you must return a product for factory service please notify Customer Service by telephone before you ship the product this helps us to be prepared to service your unit upon arrival Also when...

Страница 188: ...ously If you can hear or feel the unit move use more packing Seal the carton with 3 inch 8 cm reinforced fi berglass or polyester sealing tape top and bottom in an H pattern Narrower or parcel post ty...

Страница 189: ...or Limit Drive AGC Drive Two Band Drive and or Multiband Drive gating level equalization noise reduction etc The dynamic range of the A D Converter which has a specified overload to noise ratio of 110...

Страница 190: ...re selectable Source Impedance 50 electronically balanced and floating Load Impedance 600 or greater balanced or unbalanced Termination not required or recommended Output Level 100 peak modulation Adj...

Страница 191: ...r Interface Configuration TCP IP protocol via direct cable connect modem or Ethernet interface Suitable null modem cable for direct connect is supplied Modem is not supplied Serial Port 115 kbps RS 23...

Страница 192: ...overview of the 8382 system identifying circuit sections and describing their purpose Then each user repairable section is treated in detail by first giving an overview of the circuits followed by a...

Страница 193: ...code into them At this point the audio will mute for about a second until the DSP code download has finished If you hear a short audio mute on air this may be because the 8382 has rebooted for some re...

Страница 194: ...ot field repairable 2 Switch Matrix and LED Indicators Located on display board Eleven front panel pushbutton switches are arranged in a matrix configured as three columns and four rows These switches...

Страница 195: ...t has an adjustable digitally controlled gain Analog switches set the gain The outputs of a latch set the state of the switches By writ ing data to the latch the control circuits set the gain to corre...

Страница 196: ...cated on input output board The integrated receiver and input sample rate converter IC500 accepts digital audio signals using the AES3 interface format AES3 1992 The built in sample rate converter SRC...

Страница 197: ...se com ponents apply a 3 rd order low pass filter to the differential signal from the D A This filter does not induce significant overshoot of the processed audio which would otherwise waste modulatio...

Страница 198: ...tored in the flash memory This typically takes about 7 seconds Once a DSP chip begins executing its program execution is continuous The SC520 provides the DSP program with pa rameter data representing...

Страница 199: ...w bandwidth low data rate mutually non interfering carriers to achieve an ag gregate high data rate with excellent multipath rejection COM serial data communications port D A or D to A digital to anal...

Страница 200: ...mputer PCM pulse code modulation PPM peak program meter RAM random access memory RC resistor capacitor RDS RBDS Radio Broadcasting Data Service a narrowband digital subcarrier centered at 57 kHz in th...

Страница 201: ...t nominal cost Standardized spare parts kits are also available When ordering parts from the factory please have available the following informa tion about the parts you want Orban part number Referen...

Страница 202: ...22 C36 C37 C42 21322 547 01 CAPACITOR 4 7uF TANTALUM 6032B C2 C5 C20 C23 22016 000 01 DIODE MMSZ5231B SOD 123 D12 22083 015 01 DIODE VOLTAGE SUPPRESSOR 15 VOLT D11 22101 001 01 DIODE 1N4148WT R D1 D3...

Страница 203: ...1 R14 20128 499 01 RESISTOR 49 9 OHM 1 0805 R19 R20 R21 R22 R23 20129 160 01 RESISTOR 160 OHM 1 0805 R24 R25 20129 330 01 RESISTOR 330 OHM 1 0805 R12 R16 20129 470 01 RESISTOR 470 OHM 1 0805 R13 R15 2...

Страница 204: ...U8 U9 24972 520 01 IC MICROPROCESSOR ELANSC520 BGA388 U1 27306 000 01 CONN RJ45 PCMT W MAGS J1 27370 040 01 CONN SCKT PC104 40PIN P2 27370 064 01 CONN SCKT PC104 64PIN P1 P3 28031 000 01 HOLDER BATTE...

Страница 205: ...9 21307 522 01 CAPACITOR RADIAL LEADS 2 2uF 35V 10 C7 C16 22004 056 01 ZENER DIODE 1W 5 5 6V 1N CR19 CR20 22015 000 01 DIODE SHOTTKY RECTIFIER SBL CR21 CR22 CR23 22083 022 01 DIODE VOLTAGE SUPPRESSOR...

Страница 206: ...1 RESISTOR TF 1 8W 1 110 ohm R238 330 500 514 517 20123 100 01 RESISTOR TF 1 8W 1 1k R521 R600 R601 R602 R603 20123 150 01 RESISTOR TF 1 8W 1 SURFACE MOUNT 1 R131 134 140 141 144 146 20123 301 01 RESI...

Страница 207: ...48 649 650 651 21140 000 01 CAPACITOR NPO 470PF 1 0805 C217 218 219 220 21141 000 01 CAPACITOR NPO 1000PF 1 0805 C226 C228 C508 C517 C521 C652 C653 21143 000 01 CAPACITOR NPO 1500PF 1 0805 C221 222 22...

Страница 208: ...STRIP 14 PIN JP600 27408 003 01 CONNECTOR 3P SCKT STRIP L100 102 104 106 200 201 202 203 500 501 504 505 27426 005 01 HEADER UNSHRD REF J504 NO STUFF 27451 004 01 HEADER STR DOUBLE ROW PCMOUNT J601 27...

Страница 209: ...C736 21319 610 01 CAPACITOR 10uF TANTALUM SURFACE MOUNT C763 C766 C767 C770 C801 C804 C807 22083 068 01 DIODE VOLTAGE SUPPRESSOR 6 8 VOLT CR700 CR701 24326 000 01 IC REG 1086 3 3V IC701 IC702 24857 00...

Страница 210: ...IGH EFFICIENCY LAMP CR11 CR12 CR13 CR14 CR15 25119 003 01 LED T 3 FLAT TP FLNGL RED 25167 000 01 LED ARRAY 10 POSITION 1 RED 1 YEL 8 GRN CR7 CR16 25168 000 01 LED ARRAY 10 POSITION 9 YEL 1 RED CR1 CR2...

Страница 211: ...35 Power and Ground Distribution Schematic 5 of 5 6 36 RS 232 Board Supports Serial Port Parts Locator Drawing 6 37 Schematic 1 of 1 6 38 Power Supply 15V analog supply 5V analog supply 5V digital sup...

Страница 212: ...DATA ORBAN MODEL 8382 Function Description Drawing Page Display Board Front Panel LCD LEDs Buttons and Rotary Encoder Parts Locator Drawing 6 54 Schematic 1 of 1 6 55 DSP Block Diagram Shows signal p...

Страница 213: ...OPTIMOD TV DIGITAL TECHNICAL DATA 6 25...

Страница 214: ...6 26 TECHNICAL DATA ORBAN MODEL 8382 Base Board Parts Locator Drawing for schematic 62165 000 06...

Страница 215: ...VD FP_D7 FP_D6 FP_D5 FP_D4 FP_D3 FP_D2 FP_D1 FP_D0 R86 100K R87 100K R88 100K R89 100K R90 100K R91 100K R92 100K R93 100K FP_D7 FP_D6 FP_D5 FP_D4 FP_D3 FP_D2 FP_D1 FP_D0 R7 100K R8 100K R9 100K R10 1...

Страница 216: ...A17 SA18 SA19 SA20 SA21 SA22 SA23 2 1B 2 1B 2 1B 2 1B 3 7C 3 7C 3 7C F E F1 E1 F2 E2 F3 E3 F4 E4 F5 E5 F6 E6 F7 E7 F8 E8 F9 E9 F10 E10 F11 E11 F12 E12 F13 E13 F14 E14 F15 E15 F16 E16 F17 E17 F18 E18 F...

Страница 217: ...V RAW 3 6D 3 6D 301 R77 1 2 10 0 1uF C38 DGND OUTPUT SENSE ERROR GND N C INPUT SHUTDOWN DELAY 5 6 7 4 8 2 3 1 U20 LP2987IM 5 0 332K R78 1 2 0 1uF C39 A K D11 A K D12 1 00K R79 1 2 3 J11 10 0K R80 10 0...

Страница 218: ...N C N C RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RE...

Страница 219: ...OPTIMOD TV DIGITAL TECHNICAL DATA 6 31 CPU Module...

Страница 220: ...41 140 139 138 135 134 133 132 131 130 129 128 3 2 1 144 143 142 AD31 AD30 AD29 AD28 AD27 AD26 AD25 AD24 AD23 AD22 AD21 AD20 AD19 AD18 AD17 AD16 AD15 AD14 AD13 AD12 AD11 AD10 AD09 AD08 AD7 AD6 AD5 AD4...

Страница 221: ...GPA17 GPA18 GPA19 GPA20 GPA21 GPA22 GPA23 GPA24 GPA25 GPD0 GPD1 GPD2 GPD3 GPD4 GPD5 GPD6 GPD7 GPD8 GPD9 GPD10 GPD11 GPD12 GPD13 GPD14 GPD15 PIO0 GPALE PIO1 GPBHE n PIO2 GPRdy PIO3 GPAEN PIO4 GPTC PIO5...

Страница 222: ...805 C RN1 CTS 745 083102J 5 2 3 4 6 7 8 9 1 10 U2A 32 Mbit x 16 SDRAM 2 4 5 7 8 10 11 13 15 16 17 18 19 20 21 35 36 37 38 39 42 44 45 47 48 50 51 53 22 23 24 25 26 29 30 31 32 33 34 DQ0 DQ1 DQ2 DQ3 DQ...

Страница 223: ...TAG_TDI JTAG_TCK JTAG_TRst n Trig Trace Stop TX BR TC CmdAck PIO31 Ring2 n PIO30 DCD2 n DTR2 n PIO29 DSR2 n PIO28 CTS2 n RTS2 n SIn2 SOut2 Ring1 n DCD1 n DTR1 n DSR1 n CTS1 n RTS1 n SIn1 SOut1 NC1 NC2...

Страница 224: ...SGnd Vref C200 See Table C202 See Table C18 10 uf low ESR U7B 74ACLV162450 SO 4 10 15 21 28 34 39 45 42 31 18 7 Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Vcc Vcc Vcc Vcc C155 1 uf U1F AMD ElanSC520 100AC AC15 A...

Страница 225: ...OPTIMOD TV DIGITAL TECHNICAL DATA 6 37 RS232 BOARD PARTS LOCATOR...

Страница 226: ...1 OUT 6 R2 OUT 4 R3 OUT 22 R4 OUT 17 V 11 V 15 R1 IN 7 R2 IN 3 R3 IN 23 R4 IN 16 GND 8 VCC 9 U1 MAX208ECNG 5VD RESERV ED RESERV ED RESERV ED RESERV ED RESERV ED C1 0 1uF 5VD L1 3 9uH SU1 SOCKET 24 PIN...

Страница 227: ...OPTIMOD TV DIGITAL TECHNICAL DATA 6 39 POWER SUPPLY PARTS LOCATOR...

Страница 228: ...D OUT 1 5 4 2 3 U5 LM2576T 2 1 Schottky 40v 3A CR3 1 2 100uH 3A L1 1 2 470 F 16v HFS C5 1 2 470 F 16v HFS C4 1 2 7 7uH 4A L2 2 1 Transorb 33V CR9 2 1 Transorb 22V CR13 2 1 Transorb 22V CR14 2 1 Transo...

Страница 229: ...OPTIMOD TV DIGITAL TECHNICAL DATA 6 41 8382 I O Board Parts Locator...

Страница 230: ...DE2 11 SMODE1 12 DFS 18 CAL 9 RST 10 ZCAL 6 VD 7 VA 23 IC107 AK5383 1 2 3 L100 FILTER 1000PF 1 2 3 L102 FILTER 1000PF 1 2 3 L104 FILTER 1000PF 1 2 3 L106 FILTER 1000PF C112 10UF 20V C131 10UF 20V C130...

Страница 231: ...8 45K 1 R218 8 45K 1 C219 470PF 1 50V C220 470PF 1 50V R206 11 3K 1 R219 11 3K 1 R210 3 48K 1 R220 3 48K 1 C221 1500PF 1 50V C222 1500PF 1 50V MUTELROUTS R235 150OHM 1 R221 14 3K 1 R224 14 3K 1 R222...

Страница 232: ...SHT3 SHT2 SRCRST SHT5 SHT5 SHT5 SHT5 MCLK SHT5 SHT5 SHT5 SHT5 AES EBU DIGITAL OUTPUT PICPWR E512 E513 12 288MHZA SHT5 R519 10 0K 1 R520 49 9K 1 SIN SOUT CTS SHT5 SHT5 SHT5 E515 1 2 3 4 5 IC508 74AHC1G...

Страница 233: ...0 CLR 13 Q 9 Q 8 VCC 14 GND 7 IC604B 74HC74 5VD SHT2 4 5VD 5VD 5VD M1 M2 M4 M21 M33 M34 M35 C648 0 1UF AGND6 AGND5 AGND4 AGND3 A1 2 A2 4 A3 6 A4 8 A5 11 A6 13 A7 15 A8 17 G 1 G 19 Y8 3 Y7 5 Y6 7 Y5 9...

Страница 234: ...6 46 TECHNICAL DATA ORBAN MODEL 8382 DSP BOARD PARTS LOCATOR DRAWING 32170 000 14...

Страница 235: ...B IRQB 136 MODC IRQC 135 MODD IRQD 134 IC106A DSP56362 120 SD10 11 SD11 10 FSR 13 SCKR 15 HCKR 17 EXTAL 55 CLKOUT 59 PINIT NMI 61 VCCP 45 PCAP 46 GNDP 47 SDO0 4 SDO1 5 FST 12 SCKT 14 HCKT 16 SDO2 SD13...

Страница 236: ...H3 40 H2 41 H1 42 H0 43 HA2 31 HA1 32 HA0 33 HRD 22 HCS 30 HOREQ 24 HACK 23 HWR 21 RESET 44 IC107B DSP56362 120 H7 34 H6 35 H5 36 H4 37 H3 40 H2 41 H1 42 H0 43 HA2 31 HA1 32 HA0 33 HRD 22 HCS 30 HOREQ...

Страница 237: ...T 138 TMS 142 SCK 1 GNDC 66 GNDH 39 GNDS 9 GNDS 26 GNDC 58 VCCC 57 VCCC 65 VCCH 38 VCCS 8 25 IC105D DSP56362 120 VCCQL 18 VCCQL 56 VCCQL 91 VCCQL 126 VCCQH 20 VCCQH 49 VCCQH 95 VCCA 74 VCCA 80 VCCA 86...

Страница 238: ...I 1 2 3 4 J503 HDR 2X2 UNSHRD DSPEN0 DSPEN1 DSPEN2 DSPEN3 DSPEN4 DSPEN5 DSPEN6 DSPEN7 DSPRST BUSEN PLDEN R W START 3 3V BIOR BIOW SA0 SA1 SA2 A0 A1 A2 HRD HWR HACK J503 I O ADDRESS SPACE NONE 1 2 3 4...

Страница 239: ...48 N C ML SR01 1 MODE 2 Vdd 3 Gnd 4 RST 18 MC FS1 20 MD FS0 19 XT1 6 XT2 5 Vddp 8 Vddb 16 MCKO 10 MCKO 11 RSV 9 SCK01 12 SCK02 14 SCK03 17 SCK04 13 Gndp 7 Gndb 15 IC801 PLL1700E 1 R801 10 0K 5V C801 1...

Страница 240: ...1UF C752 0 1UF C753 0 1UF C754 0 1UF C755 0 1UF C756 0 1UF C757 0 1UF C758 0 1UF C759 0 1UF C760 0 1UF C761 0 1UF TP703 TP DUAL TP702 TP DUAL 3 3V 3 3V 5V RAW POWER SUPPLY CONNECTOR C762 0 1UF 1 2 3...

Страница 241: ...C106C DSP56362 120 N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C 3 3V N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C...

Страница 242: ...6 54 TECHNICAL DATA ORBAN MODEL 8382 DISPLAY BOARD PARTS LOCATOR...

Страница 243: ...OPTIMOD TV DIGITAL TECHNICAL DATA 6 55 DISPLAY BOARD...

Страница 244: ...6 56 TECHNICAL DATA ORBAN MODEL 8382...

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