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Orban 8300J, Operating Manual

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Audible Noise on Air ........................................................................................................ 5-2

 

Whistle on Air, Perhaps Only in Stereo Reception ......................................................... 5-3

 

Interference from stereo into SCA .................................................................................. 5-4

 

Fig. 5-1: Typical 8300 baseband spectrum with heavy processing, 0-100 kHz. ............. 5-4

 

Shrill, Harsh Sound ........................................................................................................... 5-4

 

Dull Sound ........................................................................................................................ 5-5

 

System Will Not Pass Line-Up Tones at 100% Modulation ............................................ 5-5

 

System Will Not Pass Emergency Alert System (“EAS” USA Standard) Tones at the 

Legally Required Modulation Level ................................................................................ 5-5

 

System Receiving 8300’s Digital Output Will Not Lock .................................................. 5-5

 

19 kHz Frequency Out-of-Tolerance................................................................................ 5-5

 

L–R (Stereo Difference Channel) Will Not Null With Monophonic Input...................... 5-6

 

General Dissatisfaction with Subjective Sound Quality.................................................. 5-6

 

Security Passcode Lost (When Unit is Locked Out) ......................................................... 5-6

 

Connection Issues between the 8300 and a PC, Modem, or Network ................5-6

 

Troubleshooting Connections.................................................................................5-7

 

You Cannot Access the Internet After Making a Direct or Modem Connection to 
the 8300: ..................................................................................................................5-7

 

OS-S

PECIFIC 

T

ROUBLESHOOTING 

A

DVICE

............................................................................5-8

 

Troubleshooting Windows 2000 Direct Connect:..................................................5-8

 

Troubleshooting Windows 2000 Modem Connect:.............................................5-10

 

Troubleshooting Windows XP Direct Connect: ...................................................5-11

 

Troubleshooting Windows XP Modem Connect: ................................................5-11

 

T

ROUBLESHOOTING 

IC

 

O

PAMPS

.......................................................................................5-12

 

T

ECHNICAL 

S

UPPORT

.......................................................................................................5-13

 

F

ACTORY 

S

ERVICE

...........................................................................................................5-13

 

S

HIPPING 

I

NSTRUCTIONS

..................................................................................................5-14

 

Section 6      Technical Data

.........................................................................................................................................6-1

 

S

PECIFICATIONS

................................................................................................................6-1

 

Performance.............................................................................................................6-1

 

Installation ...............................................................................................................6-2

 

C

IRCUIT 

D

ESCRIPTION

.......................................................................................................6-5

 

Overview ..................................................................................................................6-5

 

Control Circuits ........................................................................................................6-6

 

User Control Interface and LCD Display Circuits ...................................................6-7

 

Input Circuits............................................................................................................6-8

 

Output Circuits.........................................................................................................6-9

 

DSP Circuit..............................................................................................................6-12

 

Power Supply .........................................................................................................6-12

 

A

BBREVIATIONS

.............................................................................................................6-13

 

P

ARTS 

L

IST

....................................................................................................................6-14

 

Obtaining Spare Parts ...........................................................................................6-15

 

Base Board .............................................................................................................6-15

 

CPU Module ...........................................................................................................6-17

 

RS-232 Board..........................................................................................................6-18

 

Power Supply .........................................................................................................6-19

 

Input/Output (I/O) Board ......................................................................................6-20

 

DSP Board...............................................................................................................6-23

 

Display Board .........................................................................................................6-25

 

S

CHEMATICS AND 

P

ARTS 

L

OCATOR 

D

RAWINGS

...................................................................6-25

 

Summary of Contents for 8300J

Page 1: ...Operating Manual OPTIMOD FM 8300 Digital Audio Processor Version 2 1 Software...

Page 2: ...ence 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 maintenanc...

Page 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...

Page 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...

Page 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...

Page 6: ...is 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 i...

Page 7: ...Operating Manual OPTIMOD FM 8300 Digital Audio Processor Version 2 1 Software...

Page 8: ...Peak Modulation Levels 1 10 Best Location for OPTIMOD FM 1 11 If the transmitter is not accessible 1 11 If the transmitter is accessible 1 11 STUDIO TRANSMITTER LINK 1 13 Transmission from Studio to...

Page 9: ...ration 2 14 QUICK SETUP 2 16 ANALOG AND DIGITAL I O SETUP 2 24 AUTOMATION USING THE 8300 S INTERNAL CLOCK 2 30 SECURITY AND PASSCODE PROGRAMMING 2 32 To Create a Passcode 2 33 To Edit a Passcode 2 33...

Page 10: ...2 Gain Reduction Metering 3 12 To Create or Save a User Preset 3 13 ABOUT THE PROCESSING STRUCTURES 3 14 FACTORY PROGRAMMING PRESETS 3 16 Table 3 1 Factory Programming Presets 3 17 EQUALIZER CONTROLS...

Page 11: ...created 3 65 To back up User Presets system files and automation files onto your computer s hard drive 3 65 To restore archived presets system files and automation files 3 66 To share an archived User...

Page 12: ...shooting Connections 5 7 You Cannot Access the Internet After Making a Direct or Modem Connection to the 8300 5 7 OS SPECIFIC TROUBLESHOOTING ADVICE 5 8 Troubleshooting Windows 2000 Direct Connect 5 8...

Page 13: ...ic 4 of 5 6 40 Power and Ground Distribution Schematic 5 of 5 6 41 RS 232 Board Supports Serial Port Parts Locator Drawing 6 42 Schematic 1 of 1 6 43 Power Supply 15V analog supply 5V analog supply 5V...

Page 14: ...on Schematic 6 of 7 6 58 No Connects Schematic 7 of 7 6 59 Display Board Front Panel LCD LEDs Buttons and Rotary Encoder Parts Locator Drawing 6 60 Schematic 1 of 1 6 61 DSP Block Diagram Shows signal...

Page 15: ...1 master release control 3 28 matrix 3 30 Maximum Delta Gain Reduction control 3 30 meter 2 12 2 ratio control 3 30 window release control 3 30 window size control 3 30 AGC 3 6 allpass crossover 3 32...

Page 16: ...6 7 user control interface 6 7 circuit description 6 5 CIT25 2 8 classical 3 18 38 cleaning front panel 4 1 clipper bass clip threshold control 3 33 clipper shape control 3 33 control list 3 33 final...

Page 17: ...6 11 digital radio setup controls 3 56 display assembly removing 4 2 display board parts list 6 25 replacing 4 5 distortion aliasing 3 8 caused by poor source material 3 4 excessive 5 6 on material w...

Page 18: ...way address 2 38 getting inside the unit 4 2 gold format 3 19 GPI specifications 6 4 GPI interface testing 4 13 ground chassis 2 11 ground lift switch 2 3 5 grounding circuit 2 11 loss of 4 1 power 2...

Page 19: ...inear phase crossover 3 32 line up tones system will not pass at 100 modulation 5 5 line up tones 1 20 LLHard mode 3 36 location 1 10 lock driven equipment cannot lock to 8300 output 5 5 lockout immed...

Page 20: ...el trim adjustment 4 9 analog connecting 2 7 analog specifications 6 2 composite 2 8 composite specifications 6 3 digital setting dither 2 29 digital setting sample rate 2 28 digital setting sync 2 28...

Page 21: ...14 19 protection 3 38 saving user 3 6 13 sharing between 8300s 3 67 two band 3 14 UL ultra low latency 3 10 15 user presets 1 6 PREVIOUS button 2 11 PREVIOUS button 3 1 processing AGC 3 6 block diagra...

Page 22: ...service 5 13 setup I O 2 24 quick 2 16 setup button 2 12 setup button 3 1 shelving equalizer bass slope of 3 7 shipping instructions 5 14 shrill sound troubleshooting 5 4 signal flow diagram 6 62 sof...

Page 23: ...control 3 44 high frequency limiting control 3 43 master attack control 3 44 master compression threshold 3 44 release control 3 41 two band structure 3 37 U unlock front panel 2 35 unpacking 2 1 Upda...

Page 24: ......

Page 25: ...l Signal Processing chips the processing has cleanliness quality and stability over time and temperature that is unmatched by analog processors OPTIMOD FM 8300 is descended from the industry standard...

Page 26: ...ed buttons soft buttons whose functions are context sensitive and a large rotary knob The LEDs show all metering func tions of the processing structure Two Band or Five Band in use Absolute Control of...

Page 27: ...and then feeds a look ahead limiter Note that the UL ultra low latency presets do not offer HD process ing If a UL preset is put on air the HD output will emit a de emphasized FM processed signal The...

Page 28: ...rom unde sirable side effects Ultra Low Latency Five Band 5 ms delay for environ ments where talent monitors live off air and they object to the delay of Opti mum Five Band and Two Band for a transpar...

Page 29: ...h allows automation of various events including recalling presets at pre programmed times The clock can be set automatically from an Internet timeserver A Bypass Test Mode can be invoked locally by re...

Page 30: ...a Factory Preset Make the changes and then store your modified preset as a User Preset You can also recall a previously created user preset modify it and save it again either overwriting the old versi...

Page 31: ...de emphasis to signals applied to its digital input and J 17 pre emphasis to the processed signal emitted from its digital output J 17 is a 6 dB octave shelving pre emphasis de emphasis standard with...

Page 32: ...pot The sensitivity of the SCA 2 input is fixed at 772 mV p p to produce 10 injection The correct peak level of the stereo program applied to the stereo encoder some times depends on the number of sub...

Page 33: ...reo encoder the three inputs ordinarily dedicated to controlling the state of the stereo encoder can in stead be re configured to call three additional presets See page 2 36 for information on program...

Page 34: ...elay must be essentially constant throughout the frequency range containing significant energy 30 15 000Hz If low pass filters are present this may require the use of delay equalization The deviation...

Page 35: ...adband 0 75 kHz phase linear link to the transmitter and the transmitter authority will accept the delivery of a baseband en coded signal use the 8300 s internal stereo encoder at the studio location...

Page 36: ...miter However because it accepts audio in left right form the 8218 will not let you exploit the 8300 s composite limiter The shorter the baseband cable from OPTIMOD FM to exciter the less likely that...

Page 37: ...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 processin...

Page 38: ...converters including some older NICAM encoders may exhibit quantization distortion unless they have been correctly dithered Additionally they can exhibit rapid changes in group delay around cut off b...

Page 39: ...om 20 Hz to 15 kHz and frequency response is less than 3 dB down at 0 15Hz and less than 0 1 dB down at 20 kHz This specification results in less than 1 overshoot with processed audio Many such links...

Page 40: ...1 chassis at the transmitter you may wish to con tinue to use the external AGC to protect the STL when you install the 8300 at the transmitter If you are keeping your analog OPTIMOD FM as a standby p...

Page 41: ...herwise have been masked to become unmasked because the psychoacoustic masking conditions under which the masking thresholds were originally computed have changed Accordingly if you use lossy data red...

Page 42: ...ower than the clipping level so those peaks that the meter does not indicate will not be clipped Line up level is usually at this same maximum meter indication In fa cilities that use VU meters this l...

Page 43: ...left right input levels and composite modulation Left and right input level is shown on a VU type scale 0 to 40 dB while the metering indicates absolute instantaneous peak much faster than a standard...

Page 44: ...n the driven equipment will undo the effect of the 8300 s internal de emphasis so the 8300 s output level should be adjusted such that the tone produces 100 modula tion of the transmission link as mea...

Page 45: ...switched to provide a low delay monitoring feed while still keeping the op timum multiband structure on air by using the digital or composite output to drive the transmitter The monitor feed has no p...

Page 46: ...0 in bypass mode by remote control a Switch the 8300 into BYPASS mode by a momentary command from your station s remote control to the GPI port programmed as BYPASS b Begin EAS broadcast c When the EA...

Page 47: ...ship your Orban products prepaid to our service department Be sure to include a copy of your sales slip as proof of purchase date We will not repair transit damage under the no charge terms of this wa...

Page 48: ...to new Orban products purchased from an authorized Orban Dealer To accept the extended five year warranty please sign and date below and fax this copy along with a copy of your original invoice showin...

Page 49: ...y Item 1 Operating Manual 2 Line Cords domestic European 2 Fuses A 250V Slow Blow for 115V 250 mA 250V for 230V 2 Fuse holders gray for 115V fuses and black for 230V fuses 4 Rack mounting screws 10 32...

Page 50: ...e fuse and fuse holder re moved Select the appropriate fuse holder and fuse from the supplied parts in the accessory kit Use the gray fuse holder for domestic 115V operation or the black fuse holder f...

Page 51: ...esistance 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 should not ex...

Page 52: ...r You can connect to a computer via the 8300 s serial connector or via an Ethernet network See Networking on page 2 37 Because procedures and instructions for connecting to a PC are subject to devel o...

Page 53: ...rol devices The 8300 remote control supports user programmable selection of up to eight optically iso lated inputs for any one of the following parameters recalling any factory or user presets tone or...

Page 54: ...it were calibrated in dBu The peak input level that causes overload is 27 0 dBu The electronically balanced input uses an ultra low noise and distortion differen tial amplifier for best common mode r...

Page 55: ...t the red or white wire to the pin on the XLR type connector 2 or 3 that is considered HIGH by the standards of your organization Connect the black wire to the pin on the XLR type connector 3 or 2 tha...

Page 56: ...f its associated jumper See the schematic on page 6 49 and the parts locator diagram on page 6 46 Each output can drive up to 75 in parallel with 0 047 F before perform ance deteriorates significantly...

Page 57: ...The subcarrier inputs will accept any subcarrier or combinations of sub carriers above 23 kHz Below 5 kHz sensitivity rolls off at 6 dB octave to suppress hum that might otherwise be introduced into t...

Page 58: ...phase 0 DEG with the pilot tone present in the compos ite output or will lead it by 90 degrees 90 DEG 0 DEG is correct for most installa tions Use 90 DEG only if your RDS RBDS generator s 19 kHz refer...

Page 59: ...ion so set the 8300 s GROUND LIFT switch to LIFT to break the ground loop that would other wise occur Alternately you can balance and float the exciter input with the Orban CIT25 Composite Isolation T...

Page 60: ...ment lights up you are overdriving the 8300 s analog to digital converter which is a very common cause of audible distortion AGC meter shows the gain reduction of the slow two band AGC processing that...

Page 61: ...s are Optimod PC 1101 and Optimod 6300 Their manuals con tain instructions on how to use them in this application They are the preferred choices because their AGCs are identical to the AGC in the 8300...

Page 62: ...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 Jumpers Line up...

Page 63: ...to Figure 2 4 on page 2 14 The 8200ST is now producing a 400Hz sine wave at each output The peak level of this tone corresponds to 100 modulation B Adjust the 8200ST s L OUT and R OUT controls so that...

Page 64: ...ed in formation regarding setup beyond the Quick Setup screens In most cases you will not need this extra information Quick Setup configures the 8300 for an analog FM facility only If you are setting...

Page 65: ...e 8300 control level with a preliminary AGC Automatic Gain Control If you are using a suitable Automatic Gain Con trol at the studio such as an Orban 8200ST OPTIMOD Studio or 464A Co Operator the AGC...

Page 66: ...material to the 8300 C Play program material from your studio peaking at normal program levels typically 0VU if your console uses VU meters D Skip this step if you are not using the analog input Hold...

Page 67: ...is simulates normal off air monitor functionality and immediately alerts the staff if the transmitter goes off the air unexpectedly You can program any GPI input for Monitor Mute functionality See ste...

Page 68: ...kHz ensuring that the output bandwidth is always strictly limited to 16 kHz and that the processed sig nal can be passed through a 32 kHz uncompressed STL without addition of overshoot 14 Prepare to...

Page 69: ...sired analog output level corresponding to 100 modulation in units of dBu 0 dBu 0 776 Vrms The most accurate way to set this control is by observing a modulation monitor or analyzer connected to your...

Page 70: ...ETUP NEXT TIME DATE AND ID STATION ID B Use the knob to set the each character in the ID Use the NEXT and PREV but tons to control the cursor position C When finished entering your name press the SAVE...

Page 71: ...tion equals 9 modulation If you wish to use the modulation reduction function anyway A Navigate to SETUP NEXT MODULATION REDUCTION B Hold down the appropriate MODULATION REDUCTION button and turn the...

Page 72: ...EXT AGC to NO If you are using a external AGC like the Orban 8200ST you should restore this setting to YES after the setup procedure is complete 2 Adjust Input selector A Navigate to SETUP IO CALIB A...

Page 73: ...controller that performs an AGC function such as an Orban 8200ST OPTIMOD Studio adjust it for normal opera tion c Adjust the AI REF VU or PPM control to make the 8300 s AGC meter indicate 10 dB gain...

Page 74: ...eference Level and Right Balance controls Skip this step if you will not be using the digital input A Navigate to SETUP IO CALIB DIG IN CALIB INPUT and set the input to Digital B Repeat steps 1 throug...

Page 75: ...alog output for monitoring set the output FLAT If you are sending the analog output of the 8300 through a digital link that uses lossy compression like MPEG APT X or Dolby set the output Flat Lossy co...

Page 76: ...riers 90 20 110 The pilot injection will thus be about 8 modulation instead of the desired 9 Adjust the SETUP STEREO ENCODER NEXT PILOT LVL control as necessary to produce 9 modula tion 6 75 kHz devia...

Page 77: ...dither so that it is insufficient to dither the output correctly In this case you should add dither within the 8300 G Set DIGITAL FORMAT to AES or SPDIF H Set the OUT SOURCE to FM or HD I Press the P...

Page 78: ...ME button a Using the Daylight Saving DT MONTH and DT WEEK buttons set the month and week when Daylight Saving Time Summer Time begins or OFF b Using the Standard Time ST MONTH and ST WEEK buttons set...

Page 79: ...XT 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 program the event to occur on as many days of the week as you wish b Use the...

Page 80: ...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...

Page 81: ...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...

Page 82: ...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...

Page 83: ...the 8300 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...

Page 84: ...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 preset on the air Exit Test If a test preset...

Page 85: ...s or 100 Mbps networks using the TCP IP protocol You can also connect a PC to the 8300 through the 8300 s RS 232 serial port either by modem or directly through a null modem cable 1 Prepare the 8300 f...

Page 86: ...PORT soft button b Use the NEXT and PREV keys to move the cursor in turn to each digit in the IP port Use the knob to set the digit to the desired value Repeat until you have selected all the numbers...

Page 87: ...able provided with your 8300 is a null modem cable and will not work C Set the modem to AUTO ANSWER and turn it on For 3Com U S Robotics 56kbps fax modem EXT set dipswitches 3 5 and 8 in the down posi...

Page 88: ...t time for your location is displayed after you synchronize your Optimod to a timeserver 2 Choose a timeserver http www boulder nist gov timefreq service time servers html provides a cur rent list of...

Page 89: ...st your settings Your Optimod s display should indicate that it is connecting to the IP address that you specified When the connection is successful the Optimod s clock will automatically synchro nize...

Page 90: ...l resolve it correctly but the IP address that appears in your Optimod s display will be 0 0 0 0 To use PC Remote to turn off your Optimod s automatic synchronization uncheck Automatically synchronize...

Page 91: ...ommunications That is If you want to communicate through a local PC you will need to establish a con nection between a serial COM port of the PC and the COM port of your 8300 through a null modem cabl...

Page 92: ...er Microsoft Windows 2000 SP3 or higher or XP Home or Pro COM Port 16550 or compatible UART WARNING When connecting your 8300 use shielded cable to protect the pins in the RS 232 connector from electr...

Page 93: ...ill enter these when you create a connection to your 8300 from the 8300 PC Remote appli cation see step E on page 3 63 If your computer does not have a working Ethernet port you will need to add one a...

Page 94: ...2 46 INSTALLATION ORBAN MODEL 8300 This page intentionally left blank...

Page 95: ...d only when you are controlling one 8300 per available COM port on your computer If you wish to control multiple local 8300s it is better to use an Ethernet network connection However in principle you...

Page 96: ...unch 8300 PC Remote b Choose Connect New 8300 c Give your 8300 a name e g KABC by en tering this name in the 8300 Alias field d If you wish to have 8300 PC Remote remember the password for this Optimo...

Page 97: ...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...

Page 98: ...lick 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 49 This will usually be Com munications cable between...

Page 99: ...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...

Page 100: ...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...

Page 101: ...you wish to have 8300 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...

Page 102: ...2 54 INSTALLATION ORBAN MODEL 8300 k Type in a name for your Connection such as Connection to 8300 l Click Finish m Click Yes B Edit your new Direct Connection properties a Click Settings...

Page 103: ...he device you set up in step i on page 2 53 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...

Page 104: ...emote application see To set up a new connection on page 3 63 choosing this connection from 8300 PC Remote automatically opens a Windows Direct Connec tion to your 8300 You can connect by selecting th...

Page 105: ...rial port with a standard not null modem cable The cable provided with your 8300 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...

Page 106: ...modem is Attached to the correct port If your modem is unavailable or not attached to the correct port you will need to Add it See your Windows documentation f If your modem is available in the list...

Page 107: ...you wish to have 8300 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 Select Dial up to private network h...

Page 108: ...yself The correct setting depends on how your network and security are configured This screen may not appear in computers set up for single users l Click the Next button m Type in a name for your Conn...

Page 109: ...TALLATION 2 61 D Edit your new Direct Connection prop erties a Click Settings b Click the General tab c In the Connect using field select the modem you will be using to make the connection on the PC s...

Page 110: ...ke sure that all other boxes are not checked j Click OK k Select the Networking tab l Make sure that PPP Windows 95 98 NT 4 2000 Internet appears in the Type of dial up server I am calling field m Mak...

Page 111: ...ion according to the instruc tions above try restarting your computer to clear its serial port 3 To change the properties of an existing connection Right click the connection in the connection List wi...

Page 112: ...ndows XP modem connection on page 2 68 B Install the Windows XP modem a Use either an internal modem or external modem with your computer If you are using an external modem connect the modem to a seri...

Page 113: ...d d If you wish to have 8300 PC Remote remember the password for this Optimod enter the password in the Password field You must enter a valid password to connect This means that at least one 8300 pass...

Page 114: ...ORBAN MODEL 8300 j Enter the phone number of the modem connected to the 8300 you are setting up k Click Next l Type in a name for your Connection such as Connection to 8300 Modem m Click the Finish b...

Page 115: ...FM DIGITAL INSTALLATION 2 67 D Edit your new Direct Connection proper ties 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 Click C...

Page 116: ...ype of dial up server I am calling field m Make sure that Inter net Protocol TCP IP is checked You may leave Cli ent for Microsoft Networks checked if you like n Click OK o When the Connection propert...

Page 117: ...The software version number of PC Remote must be the same as the version number of the software running within your 8300 If the software version of PC Remote is higher than the version running in you...

Page 118: ...y and your 8300 s rebooting Your 8300 will continue to pass audio normally while the update is occur ring However the audio will be interrupted for approximately 3 seconds when your 8300 reboots Do no...

Page 119: ...acter to the next when you enter data into your 8300 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...

Page 120: ...audio 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...

Page 121: ...ng as audible distortion Look ahead limiting is limiting that prevents overshoots by examining a few milli seconds of the unprocessed sound before it is limited This way the limiter can an ticipate pe...

Page 122: ...f car and table radios but may be fatiguing and invite tune outs on higher quality home receivers The loudness distortion trade off explained above applies to any of these setups You will achieve best...

Page 123: ...r on air but they will be audibly distorted and unpleasant to listen to lacking punch and clarity Another unfortunate trend is the tendency to put so much high frequency energy on the CDs that this en...

Page 124: ...eover the 8300 s digital output will pass through any uncompressed digital STL including those operating at 32 kHz sample rate without added over shoot and without the need for distortion producing ov...

Page 125: ...ntelligently and continuously ana lyzes the ratio between broadband and HF energy in the input program material and can equalize excessively dull material without over enhancing bright material It int...

Page 126: ...ipper because appropriate filters will not only add overshoot but also compromise stereo separation filtering causes the single channel composite waveform to lift off the baseline Nevertheless we are...

Page 127: ...the power controller automatically reduces the drive to the peak limiting system by in creasing the amount of multiband compression This action retains the processing texture but reduces distortion wh...

Page 128: ...d of ap proximately 20 ms where the talent starts to hear slap echo in addition to fre quency response colorations If talent cannot live with 15 ms delay yet needs to monitor off air you can use one o...

Page 129: ...create a sound entirely from scratch All User Presets are created by modifying Factory Presets or by further modifying Factory Presets that have been previously modified with a LESS MORE adjustment I...

Page 130: ...the Advanced Modify level only if you are experienced with on air sound design and if you are willing to take the time to double check your work on many different types of program material The PC Rem...

Page 131: ...ime and the preset presently on air If there is an unsaved preset on air the rightmost button will be labeled SAVE PRESET B Press the SAVE PRESET button The Save Preset screen appears C Choose a name...

Page 132: ...a processing system using analog com ponents like equalizers compressors limiters and clippers the 8300 s DSP hard ware could realize several possible processing structures Unlike an analog system whe...

Page 133: ...same stereo enhancement equalization section advanced technology AGC composite limiter and multiplex power controller as the other 8300 structures Ul tra Low Latency presets have UL at the end of thei...

Page 134: ...different prefer ences from ours not because the presets are somehow mediocre or improvable by those with special arcane knowledge that we withhold from most of our customers Start with one of these p...

Page 135: ...URBAN MX URBAN MX 7 0 URBAN URBAN 7 0 URBAN UL URBAN UL 9 0 URBAN LOUD MX URBAN MX 9 5 URBAN LOUD URBAN 9 5 Table 3 1 Factory Programming Presets Some of the presets come in several flavors like mediu...

Page 136: ...s LESS MORE control determines the normal amount of gain reduction but does not increase distortion or other processing artifacts when turned up CLASSICAL As their names imply the CLASSICAL FIVE BAND...

Page 137: ...d changes substantially as the LESS MORE control is turned down distortion decreases while bass punch and transparency improve There fore exploring various Less More settings is very worthwhile with E...

Page 138: ...igh frequency coupling deter mined by the BAND CLIPPING 3 4 setting allows reasonable amounts of automatic HF equalization to correct dull program material while still preventing exagger ated frequenc...

Page 139: ...s are accessible only from 8300 PC Remote software Most equalization controls are common to both the Two Band and Five Band struc tures The equalizer is located between the AGC and multiband compresso...

Page 140: ...ctave slope can create more ap parent bass level at the cost of bass punch There are no easy choices here you must choose the characteristic you want by identifying your target audience and the receiv...

Page 141: ...r boxy sound In our presets we tend to use it very sparingly in the order of 1 dB boost to add a bit of extra bass warmth One formula for producing a very big bass sound on the air is to use a peaking...

Page 142: ...in both the 3 7 kHz and 6 2 kHz bands You may wish to compensate for this effect by turning up the BRILLIANCE control Use the mid frequency equalizer with caution Excessive presence boost tends to be...

Page 143: ...like the 8200 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 highly dependent on the fundamental freque...

Page 144: ...agnitude and phase In this case the enhancer assumes that the program material is actually mono and suppresses enhancement to prevent the enhancement from exaggerating the undesired channel imbalance...

Page 145: ...to your desired sound as possible Then edit the Advanced Modify parameters using the Advanced Modify screen and save those edits to a User Preset AGC AGC Off On control activates or defeats the AGC It...

Page 146: ...ing the Multiband s MULTIBAND RELEASE control to FAST and you can trade the two off to produce different effects Unless it is purposely speeded up with the AGC RELEASE control the automatic gain contr...

Page 147: ...that the AGC can provide In V2 0 the unit of measure was percent The AGC processes audio in a master band for all audio above approximately 200 Hz and a bass band for audio below approximately 200 Hz...

Page 148: ...ally much slower than the normal AGC release and essentially freezes the AGC gain This prevents the AGC from building up density in material whose level is already well controlled If the level goes ou...

Page 149: ...t want the idle gain to be the same as the AGC DRIVE setting The AGC IDLE GAIN control allows you to add or subtract gain from the idle gain setting determined by the AGC DRIVE setting You might want...

Page 150: ...ARNODELAY Linear Phase no delay is a phase linear crossover whose upper band is derived by subtracting its lower band from the crossover s input When the upper and lower bands have the same gain their...

Page 151: ...erence to the final clipper threshold is 0 to 6 dB As you raise the threshold of the clipper you will get more bass but also more distor tion and pumping Be careful when setting this control do not ad...

Page 152: ...dible distortion in the final clipper As factory program mers we prefer to adjust the FINAL CLIP control through a very narrow range typically 0 5 dB to 1 0 dB and to determine almost all of the loudn...

Page 153: ...LEX POWER THRESHOLD and MPX POWER OFFSET controls the resulting gain offset can never be lar ger than 0 dB The MPX POWER OFFSET control s purpose is to reduce unnatural loudness variations that the mu...

Page 154: ...SHAPE on page 3 33 LLHARD differs in two ways from the normal HARD mode of the bass clipper LLHARD automatically defeats the compressor lookahead This action is functionally equivalent to setting the...

Page 155: ...nd this control lets you trade off this dis tortion against loudness Such material can cause strong overshoots forcing the overshoot compensator to work hard to eliminate them We do not recommend oper...

Page 156: ...d Advanced Modify controls available as the Two Band structure Setting Up the Two Band Structure for Classical Music To set up the Two Band structure recall preset CLASSICAL 2 BAND or CLASSICAL 2B AGC...

Page 157: ...SSICAL 5 BAND preset uses the five band structure with AGC defeated It uses substantial interband coupling to re tain much of the frequency balance of the original source but is capable of some what m...

Page 158: ...duction is used loudness can be lost For classical formats operating with 0 10 dB of gain reduction with the gain riding AGC set to OFF maintains a sense of dynamic range while still controlling level...

Page 159: ...the amount of gain reduction is surprisingly non critical Gating prevents noise from be ing brought up during short pauses and pumping does not occur at high levels of gain reduction Therefore the pr...

Page 160: ...to cy cle on and off recovery time will be slowed down by the ratio of the on time to the off time This effectively slows down the release time as the input gets quieter and quieter thus preserving mu...

Page 161: ...iter sets the amount of additional gain reduction oc curring in 6 15 kHz band of the 2 band high frequency limiter This extra gain reduc tion is triggered whenever high frequency energy would otherwis...

Page 162: ...time of the Two Band Compressor bass compressor below 200Hz The relationship and interaction between 2B Clip 2B High Frequency Limiting and the next two controls is complicated and is best appreciated...

Page 163: ...cture is very flexible enabling you to fine tune your on air sound to complement your programming There are numerous Factory Programming Pre sets They offer considerable variety with various combinati...

Page 164: ...density can make sounds seem louder but can also result in an unattractive busier flatter or denser sound It is very important to be aware of the many negative subjective side effects of excessive den...

Page 165: ...presets for the FAST multiband release time MB REL Multiband Release control can be switched to any one of seven settings The Slow settings produce a very punchy clean open sound that is ideal for Adu...

Page 166: ...or home hi fi systems The Medium Fast settings MFAST and MFAST2 are ideal for a highly competitive Contemporary Hit Radio CHR format whose ratings depend on attracting a large number of listeners hig...

Page 167: ...re of the source s frequency balance making the sound less dense and fatiguing when the radio is played loudly Bx THR Band x Compression Threshold controls set the compression threshold in each band i...

Page 168: ...ntially higher than 0 to permit more clip ping depth In some cases this results in substantially objectionable distortion arti facts with isolated program material However this is the price to be paid...

Page 169: ...odulation This is the best setting Obviously the correct setting will be different for a sporting event than for classical music It may be wise to define several presets with different settings of the...

Page 170: ...trols determine the relative balance of the bands in the multiband compressor Because these controls mix after the band compres sors they do not affect the compressors gain reductions and can be used...

Page 171: ...delay in the compressor control sidechains this is not a way to reduce the 8300 s throughput delay Choices are LOOKAHEAD IN OUT and AUTO Speech is detected if 1 the input is mono and 2 there are sylla...

Page 172: ...de termination and works in close cooperation with the band 5 multiband clipper Functionally this control is a mix control that adds a HF limiter gain reduction signal to the band 4 gain reduction si...

Page 173: ...the codec to use its entire bit budget to encode the desired program material The look ahead limiter is fed by a parametric high frequency shelving equalizer You can use it to equalize texture dispar...

Page 174: ...ER FUNCTION control in SETUP In MULTIPLEX POWER mode it indicates the action of the ITU412 Multiplex Power controller It shows how much the MPX Power Con troller has reduced the clipper drive thereby...

Page 175: ...l look ahead limiter The factory default is 4 Because its loudness must match the FM channel there is no need to over process the digital channel HD loudness wars will not only reduce quality but will...

Page 176: ...ter directly Section 1 of this manual has an extensive discussion of overshoot in transmission paths See page 1 13 and following pages Many paths have overshoot This forces you to reduce the average m...

Page 177: ...l with all of the Two Band and Five Band processing structures It is not operational in Test mode and will not prevent the 8300 s test oscillator from producing illegal modulation It is the responsibi...

Page 178: ...an use the bass clipper to make harmonic distortion for this purpose As explained above the bass clipper has three settings SOFT MEDIUM AND HARD that determine the amount of distortion the clipper mak...

Page 179: ...o all program mate rial entering the main dynamics processing section of the 8300 They do not affect the AGC section being located after it in the signal flow Accordingly the five band compressor in t...

Page 180: ...s worthwhile to reserve some time with if you want to become an 8300 bass ex pert Using the 8300 PC Remote Control Software 8300 PC Remote control software allows you to access any front panel 8300 co...

Page 181: ...have already been entered into your 8300 unit E If you are communicating with your 8300 through a network select the Ethernet radio button and enter the appropriate IP address subnet mask port and ga...

Page 182: ...the keyboard The help box at the bottom of the screen always presents a short help mes sage for the function you have selected To modify a control setting A Choose PROCESSING PARAMETERS from the EDIT...

Page 183: ...sets system files and automation files onto your computer s hard drive A Select BACKUP TO PC from the FILE Menu B Click OK PC Remote will offer three options Save User Presets system files and automat...

Page 184: ...rypted when it was originally saved PC Remote will request the password under which it was encrypted All User Presets are compatible with all 8300 software versions If Orban adds new controls to a sof...

Page 185: ...to the directory containing the desired User Preset from within the RESTORE FROM PC dialog box B Click the RESTORE button This User Preset will be downloaded to the 8300 to which 8300 PC Re mote is cu...

Page 186: ...on the END PC REMOTE button will remain displayed on the 8300 s front panel If you then select that button the ppp connection will close This behavior ensures that a user can tell from the 8300 s fron...

Page 187: ...ng separate version numbers if you are controlling multiple 8300s and not all of your 8300s are running the same version of 8300 software and you do not want to upgrade at least one controlled 8300 to...

Page 188: ...able Important The deletion process will automatically erase its associated folder including the Backup directory If you have anything in the Backup directory that you wish to keep you should therefor...

Page 189: ...affect the 8300 s ability to import 8400 presets but are included here for reference The 8300 s ultra low latency processing uses 8200 clipping technology up dated with anti aliased clippers operating...

Page 190: ......

Page 191: ...hat the 8300 is at fault The troubleshooting information in Section 5 will help you determine if the problem is with OPTIMOD FM or is somewhere else in the station s equip ment 3 Periodically check fo...

Page 192: ...o that 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...

Page 193: ...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 Philips screwdriver r...

Page 194: ...oard to the chassis F Lift the DSP board out of the chassis 8 Removing the Power Supply Board A If you have not done so yet remove the top cover step 1 above B Remove the two plugs that connect the po...

Page 195: ...ions in reverse Note that you cannot replace the RS 232 board and the CPU board until you have replaced the base board 11 Replacing the CPU Board Referring to step 4 follow the instructions in reverse...

Page 196: ...ike the Audio Precision System One Digital voltmeter Accurate to 0 1 Oscilloscope DC coupled triggered sweep with 5 MHz or greater vertical bandwidth Two 620 5 resistors Optional Audio Precision Syste...

Page 197: ...nd and pin 2 hot Note All analog output measurements are taken with a 620 5 resistor tied be tween pin 2 and 3 of the XLR connector 1 Prepare the unit A Set the GND LIFT switch to the earth ground sym...

Page 198: ...be approximately 7 6 For 230 volt operation the resistance should be approximately 27 Number of Red Flashes Problem With 1 unregulated supply 2 15V or 15V 3 5V or 5V 4 5V Digital 5 Analog Digital grou...

Page 199: ...et to their default settings Refer to step 1 B on page 4 7 B Feed the 8300 output with the built in 400 Hz test tone a Navigate to SETUP TEST b Set the MODE to TONE C Connect the audio voltmeter to th...

Page 200: ...tings Refer to page 4 7 B Be sure you are still in BYPASS mode see step 3 F C Connect a THD analyzer to the Left Analog Output XLR connector Set the THD analyzer s bandwidth to 22 kHz D Connect the os...

Page 201: ...tal source generator connected to the 8300 7 Test Digital Sample Rate Converter Transmitter A Connect an AES3 analyzer like the Audio Precision System 2 to the 8300 s AES3 digital output B Set the sam...

Page 202: ...button to access this setting and then the PREV button to return to the TONE FREQ control Measure the L R level on the stereo monitor at several frequencies in units of dB below 100 modulation This i...

Page 203: ...1 Hz 9 Optional tests A You can test each GPI Remote Interface input for functionality in the obvi ous way by programming a function for it and then verifying that the func tion executes when you act...

Page 204: ......

Page 205: ...Isolation Trans former can almost always cure this problem The AES3 inputs and output are transformer coupled and have very good resistance to RFI If you have RFI problems and are using analog connect...

Page 206: ...ll cause audible distortion of some program material with all but the Classical and Protect presets Further the Loud family of presets can sometimes cause audible distortion with certain program mate...

Page 207: ...of compres sion If an analog studio to transmitter link STL is used to pass unprocessed audio to the 8300 the STL s noise level can severely limit the overall noise performance of the system because...

Page 208: ...following the exciter must be wideband better than 500 kHz and must have symmetrical group delay around the carrier frequency An incorrectly tuned transmitter can exhibit an asymmetrical passband that...

Page 209: ...o average ratio by comparison to program material The processing thus automatically reduces their peak level to bring their average level closer to program material promoting a more consistent and wel...

Page 210: ...up of program den sity If your radio station does not seem to be competitive with others in your mar ket the cause is usually source material including excess use of lossy digital com pression oversh...

Page 211: ...et Windows parameters as described in Appendix Setting Up Serial Communica tions on page 2 47 If your Direct Connect does not work A Check to make sure that the cables are connected properly B Check t...

Page 212: ...2000 Direct Connect If you are having trouble establishing a connection check your New Connection s properties to make sure they are set up correctly A Click Start Programs Accessories Communications...

Page 213: ...uter is actually the 8300 and it is not out of order you just need to set the Maximum Speed Bits per second to 115200 If you already set this speed when you configured your PC ports you shouldn t have...

Page 214: ...l up server I am calling to PPP Windows 95 98 NT4 2000 Internet K Select the Settings button and make sure all PPP settings are unchecked Then click OK L In Components checked are used by this connect...

Page 215: ...ecked if you like H In This connection uses the following items select Internet Protocol TCP IP and then click the Properties button The Internet Protocol TCP IP Properties window opens I Choose Obtai...

Page 216: ...Protocol TCP IP Window J In the Advanced TCP IP Settings select the General Tab make sure that no check boxes are checked K Click OK to dismiss the Advanced TCP IP Settings window L Click OK to dismi...

Page 217: ...Frequently Asked Questions and other technical tips about 8300 that we may post from time to time Manuals in pdf form and 8300 software upgrades will be posted there too click Downloads from the home...

Page 218: ...fiber blankets and the like are acceptable cushioning materi als foam popcorn and crumpled newspaper are not Wrap cushioning materials tightly around the unit and tape them in place to prevent the un...

Page 219: ...ut When configured to emit the digital radio processed signal the digital output is flat Noise Output noise floor will depend upon how much gain the processor is set for Limit Drive AGC Drive Two Band...

Page 220: ...high quality image free synchronous sample rate con verter Filtering RFI filtered Analog Audio Output Configuration Stereo Flat or pre emphasized at 50 s or 75 s software selectable Source Impedance 5...

Page 221: ...ting 110 impedance Output Level 100 peak modulation 20 0 to 0 0 dBFS software controlled Filtering RFI filtered Composite Baseband Output Configuration Two outputs each with an independent software co...

Page 222: ...suppressed 19 kHz Pilot Reference SCA2 input can be re jumpered to provide a 19 kHz pilot reference output Remote Computer Interface Supported Computer and Operating System IBM compatible PC running M...

Page 223: ...mprovements are ongoing specifications are subject to change with out notice Circuit Description This section provides a detailed description of user serviceable circuits used in the 8300 We do not pr...

Page 224: ...hese changes affect hardware function and or DSP processing The control circuits also send in formation to the LCD display The control circuit communicates with the DSP and display circuitry through t...

Page 225: ...whether it came from the front panel remote interface or RS 232 Component Level Description After being current limited by resistors the GPI control signals are applied to two quad optoisolators U10 1...

Page 226: ...to the DSP The analog input stages scale and buffer the input audio level to match it to the analog to digital A D converter The A D converts the analog input audio to digital audio The digi tal inpu...

Page 227: ...ple rate An Orban designed synchronous sample rate converter in the 8300 s DSP performs the final decimation to 32 kHz This ensures the flattest frequency response to 15 kHz without aliasing 3 Digital...

Page 228: ...oise shaping filter and to translate the differential output of the D A converter into single ended form These com ponents apply a 3 rd order low pass filter to the differential signal from the D A Th...

Page 229: ...hat receives the digital composite signal at a 512 kHz sample rate It drives buffer amplifier IC308A IC308A drives a fifth order passive LC recon struction filter C336 C339 L300 L301 R301 303 This fil...

Page 230: ...will display an error message on screen if the DSP fails to initialize normally Please note any such messages and be ready to report them to Orban Cus tomer Service The DSP chips are located on the DS...

Page 231: ...into 600 scale on voltmeters can be read as if it were calibrated in dBu DI digital input DJ disk jockey an announcer who plays records in a club or on the air DO digital output DOS Microsoft disk op...

Page 232: ...bcarrier SCA subsidiary communications authorization a non program related subcarrier in the FM baseband above 23 kHz monophonic or 57 kHz stereophonic S PDIF Sony Philips digital interface standardiz...

Page 233: ...m the cata logs of well known manufacturers whenever possible Most of these manufacturers have extensive worldwide distribution and may be contacted through their web sites Base Board PART DESCRIPTION...

Page 234: ...201 01 TRANSISTOR PWR NPN Q2 24635 000 01 IC 74HCT374 U4 24900 000 01 IC HEX INVERTER SMT U11 U13 24967 000 01 IC 74ACT245DW U3 U5 24978 000 01 IC 74ACT244SC U14 15 24979 000 01 IC BAT54C 7 D13 14 15...

Page 235: ...OR 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 20130 100 01 RESISTOR 1 00K 1 0805 R17 R35 20130 475 01 RESISTOR 4 75K 0805 R3 R4 R7...

Page 236: ...ANSC520 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 BATTERY LITH CELL BT1HLDR 28041 000 01 CELL C...

Page 237: ...004 056 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 22 VOLT CR2 CR13 CR14 22083 033 01 DIODE VOLTAGE SUPPRESSOR...

Page 238: ...R120 R400 20058 187 01 RESISTOR METAL FILM 1 8W 0 1 1 87K R301 20058 205 01 RESISTOR 1 8W 1 2 05K R302 20121 100 01 RESISTOR RF 1 8W 1 10 OHM 1206 R154 R200 R232 R522 R531 20121 750 01 RESISTOR TF 1 8...

Page 239: ...5 R130 R133 R135 R136 R143 R145 R147 R148 20151 536 01 RESISTOR 0 1 5 36K 0805 R102 R109 R117 R122 20511 310 01 TRIM POTS 10K 20 TOP ADJUSTABLE VR200 VR201 VR400 21112 210 01 CAPACITOR CERAMIC 0 001uF...

Page 240: ...02 24025 000 01 IC BuF634P DIP8 IC1 IC2 24538 000 01 IC PCM1744 D A SOIC14 IC400 24634 000 01 IC OCTAL 3 STATE NONINVR IC504 24652 450 01 IC MCP809 4 5 PRST SOT23 IC509 24728 302 01 IC QUAD SPST SWITC...

Page 241: ...OUNT TEST POINT TP600 607 29015 000 01 AES3 TRANSFORMER SURFACE MOUNT T500 502 29508 210 01 FILTER EMI SUPPRESSION 50V L1 L2 L3 L100 L102 L104 L106 L200 L201 L202 L203 L500 L501 L504 L505 L400 L401 L4...

Page 242: ...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 000 01 IC 74HC374 DLATCH SOL20 IC504 24944 000 01 IC EPM 7064AETC44 10 SU...

Page 243: ...HIGH 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 CR...

Page 244: ...Functions Schematic 4 of 5 6 40 Power and Ground Distribution Schematic 5 of 5 6 41 RS 232 Board Supports Serial Port Parts Locator Drawing 6 42 Schematic 1 of 1 6 43 Power Supply 15V analog supply 5...

Page 245: ...27 Power Distribution Schematic 6 of 7 6 58 No Connects Schematic 7 of 7 6 59 Display Board Front Panel LCD LEDs Buttons and Rotary Encoder Parts Locator Drawing 6 60 Schematic 1 of 1 6 61 DSP Block D...

Page 246: ......

Page 247: ...OPTIMOD FM DIGITAL TECHNICAL DATA 6 29...

Page 248: ...6 30 TECHNICAL DATA ORBAN MODEL 8300 Base Board Parts Locator Drawing for schematic 62165 000 06...

Page 249: ...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...

Page 250: ...A GPIRQ12 GPIRQ11 GPIRQ10 GPIRQ14 GPIRQ15 SD15 SD14 SD13 SD12 SD11 SD10 SD9 SD8 SA17 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 E...

Page 251: ...9 E19 F20 E20 F21 E21 F22 E22 F23 E23 F24 E24 F25 E25 F26 E26 F27 E27 F28 E28 F29 E29 F30 E30 F31 E31 F32 E32 A1b 4 8B PATCH4 PATCH3 PATCH2 PATCH1 2 1B 1 2 10uF C4 1 2 4 7uF C5 1 2 0 1uF C6 5VD 2 1B 3...

Page 252: ...0 1N4148 1 2 10uF C36 2 8D 2 8D 15vA RAW 3 6D 3 6D R77 3 7B 3 7B RAW 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 D...

Page 253: ...FPROW_A FPCOL_B FPCOL_A LED_PULSE ENCODER LED DISPLAY N I I M S C N I E R M T T U O I M S C 8 1 H M z N E P G A E T I K B L N O N C N C N C N C N C N C N C N C N C N C N C N C DSP_BUSEN RESERVED RESE...

Page 254: ...6 36 TECHNICAL DATA ORBAN MODEL 8300 CPU Module...

Page 255: ...141 140 139 138 135 134 133 132 131 130 129 128 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 AD...

Page 256: ...PA17 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...

Page 257: ...0805 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 D...

Page 258: ...AG_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...

Page 259: ...FSGnd 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...

Page 260: ...6 42 TECHNICAL DATA ORBAN MODEL 8300 8300 RS232 BOARD PARTS LOCATOR...

Page 261: ...R1 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 PI...

Page 262: ...6 44 TECHNICAL DATA ORBAN MODEL 8300 8300 POWER SUPPLY PARTS LOCATOR...

Page 263: ...ND 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 Trans...

Page 264: ...6 46 TECHNICAL DATA ORBAN MODEL 8300 8300 I O BOARD PARTS LOCATOR...

Page 265: ...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 10UF 20V C122 1...

Page 266: ...3 11 3K 1 R234 11 3K 1 R205 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...

Page 267: ...N 3 NC 2 NC 5 V 4 V 7 NC 8 BW 1 VOUT 6 IC2 BUF634P 15V 3 2 8 4 1 IC3A OPA2134PA 15V 15V 1 2 3 4 J3 HDR2X2 UNSHRD 1 2 3 L3 FILTER 1000PF L7 JM391K 3 9UH COMPOSITE 2 OUTPUT R420 75 0OHM 1 R421 604OHM 1...

Page 268: ...17 NC 1 VSS 34 VSS 13 VDD 12 VDD 35 IC503 PIC16C67 L A1 2 A2 4 A3 6 A4 8 B1 11 B2 13 B3 15 B4 17 YA1 18 YA2 16 YA3 14 YA4 12 YB1 9 YB2 7 YB3 5 YB4 3 AEN 1 BEN 19 VCC 20 GND 10 IC504 74HC241A AES EBU...

Page 269: ...6 IC604A 74HC74 CLK 11 D 12 PR 10 CLR 13 Q 9 Q 8 VCC 14 GND 7 IC604B 74HC74 5VD SHT2 5 5VD 5VD 5VD M1 M2 M4 M21 M33 M34 M35 C648 0 1UF AGND7 AGND6 AGND5 AGND4 AGND3 A1 2 A2 4 A3 6 A4 8 A5 11 A6 13 A7...

Page 270: ...6 52 TECHNICAL DATA ORBAN MODEL 8300 DSP BOARD PARTS LOCATOR DRAWING 32170 000 14...

Page 271: ...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...

Page 272: ...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...

Page 273: ...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...

Page 274: ...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...

Page 275: ...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...

Page 276: ...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...

Page 277: ...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...

Page 278: ...6 60 TECHNICAL DATA ORBAN MODEL 8300 8300 DISPLAY BOARD PARTS LOCATOR...

Page 279: ...OPTIMOD FM DIGITAL TECHNICAL DATA 6 61 DISPLAY BOARD...

Page 280: ...6 62 TECHNICAL DATA ORBAN MODEL 8300...

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