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Miteq DNB1-3.8TR-INV Manual

1/3 rack block downconverters (option 17)
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DOWNCONVERTERS
MODEL NUMBER SUPPLIED
MODEL NUMBER SUPPLIED
DNB1-3.8TR-INV
DNB1-7.5TR
DNB1-8.15TR
DNB1-8.25TR
DNB1-11.2TR
DNB1-11.35TR
Option 1: High Performance Package (see Section 1 for specifi cations)
Option 2: Lower Gain
20 ±3 dB at 23ºC, 18 dB noise fi gure, 20 dB for 1 GHz IF bandwidth units,
signal related spurious -65 dBc at -5 dBm output
Option 8: LO Level Alarm
Option 10B: Higher Frequency Stability Reference (see Section 1 for specifi cations)
Option 10C: Higher Frequency Stability Reference (see Section 1 for specifi cations)
Option 10F: Higher Frequency Stability Reference (see Section 1 for specifi cations)
1/3 RACK
BLOCK
(OPTION 17)
DNB1-11.6TR
DNB1-11.85TR
DNB1-12.1TR
DNB1-12.225TR
DNB1-12.475TR
DNB1-12.5TR
OPTIONS SUPPLIED
OPTIONS SUPPLIED
®
H a u p p a u g e , N e w Yo r k 11 7 8 8 - 2 0 3 4
1 0 0 D a v i d s D r i v e
Te l : 6 3 1 4 3 6 7 4 0 0
F a x : 6 3 1 4 3 6 7 4 3 1
w w w. m i t e q . c o m

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Summary of Contents for Miteq DNB1-3.8TR-INV

  • Page 1 ® 1/3 RACK BLOCK DOWNCONVERTERS (OPTION 17) MODEL NUMBER SUPPLIED MODEL NUMBER SUPPLIED DNB1-3.8TR-INV DNB1-11.6TR DNB1-7.5TR DNB1-11.85TR DNB1-8.15TR DNB1-12.1TR DNB1-8.25TR DNB1-12.225TR DNB1-11.2TR DNB1-12.475TR DNB1-11.35TR DNB1-12.5TR OPTIONS SUPPLIED OPTIONS SUPPLIED Option 1: High Performance Package (see Section 1 for specifi cations) Option 2: Lower Gain 20 ±3 dB at 23ºC, 18 dB noise fi...
  • Page 2 5/31/06: REV.A TO REV.B ADDED REVISIONS PAGE CHANGED “DNB1-3.8TR-IN” TO “DNB1-3.8TR-INV” THROUGHOUT MANUAL BLOCK 158274 REV.A TO REV.B; OPTION 17 UNIT NOW DISTINGUISHED FROM NON-DIGITAL UNIT CHANGED ALL A1/A2/A3/A4 NUMBERS TO A0/B0/C0 NUMBERS IN SECTION 4 AS PER REVISED BLOCK...
  • Page 3 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 (CONTINUED) 2/28/08: REV.C TO REV.D PG.21 - ADDED AT1 TO ATT AND AN1 TO ATN IN COMMAND CODE SUMMARY PG.21 - ADDED AT2, AN2, BFR AND SLP TO COMMAND CODE SUMMARY PG.22 - ADDED OR AT1 TO UNIT ATTENUATION PG.23 - ADDED OR AN1 TO UNIT ATTENUATION WITHOUT LOG PG.23 - ADDED AT2 COMMAND...
  • Page 4 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 12/29/11: REV.K TO REV.L COVER - ADDED OPTION 10F PG.4 - ADDED OPTION 10F SPECS PG.26 - ADDED BNN COMMAND PG.29 - REMOVED * FROM EAD COMMAND PG.39 - REMOVED * FROM EAD COMMAND PG.61 - ADDED OPTION 10F SPECS 4/24/12: REV.L TO REV.M COVER - ADDED DNB1-8.25TR...

  • Page 5: Table Of Contents

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 TABLE OF CONTENTS SECTION 1: INTRODUCTION ....................1 GENERAL DESCRIPTION .............................. 1 PHYSICAL ..................................1 MODEL NUMBERS ................................. 2 Converter Model Numbers ............................2 EQUIPMENT CHARACTERISTICS ..........................2 PHYSICAL ..................................2 Connector Wiring Information ..........................
  • Page 6 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 TABLE OF CONTENTS SECTION 3: OPERATION (CONTINUED) UNIT SLOPE = SLP ..............................35 UNIT STATUS = STA ..............................36 INTERNAL TEMPERATURE READING = TMP ......................37 FIRMWARE VERSION = VER ............................37 ETHERNET INTERFACE INSTALLATION AND OPERATION ..................38 FUNCTIONAL DESCRIPTION ............................38 INSTALLATION ................................38 Connection ................................38...
  • Page 7 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 FIGURES & TABLES Figure 1-1. Front View, 1/3 Rack Block Downconverter ......................1 Figure 1-2. Rear View, 1/3 Rack Block Downconverter ......................1 Figure 1-3. Interior View, 1/3 Rack Block Downconverter ..................... 2 Figure 3-1.
  • Page 8 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 This page intentionally left blank. Contents | viii...

  • Page 9: Section 1: Introduction

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 SECTION 1: INTRODUCTION GENERAL DESCRIPTION This equipment is designed for applications where FEATURES • frequency translation is needed between L-band and Automatic 5/10 MHz internal/external reference selection the transponder frequency. with a 0.1 Hz nominal bandwidth clean-up loop •...

  • Page 10: Model Numbers

    Figure 1-3. Interior View, 1/3 Rack Block Downconverter MODEL NUMBERS Converter Model Numbers 1/3 Rack Block Downconverters 1/3 Rack Block Downconverters Input band LO frequency Output band Model Number (GHz) (GHz) (GHz) DNB1-3.8TR-INV 3.4-4.2 5.15 0.95-1.75 DNB1-7.5TR 7.25-7.75 0.95-1.45 DNB1-8.15TR 7.9-8.4 6.95 0.95-1.45 DNB1-8.25TR 8.0-8.5...

  • Page 11: Connector Wiring Information

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Connector Wiring Information One-Third Rack Frequency Converter Redundancy Connector (J7) One-Third Rack Frequency Converter Redundancy Connector (J7) 9-pin D-subminiature Plug 9-pin D-subminiature Plug Signal Pins Description Ground Ground Redundancy Control Bus Data- RS485 Data- for connection to RSU Redundancy Control Bus Data+ RS485 Data+ for connection to RSU...

  • Page 12: Functional

    ® DNB1-XTR, Rev.N, 8/14/2012 FUNCTIONAL Converter Performance Specifi cations Converter Performance Specifi cations Type Single conversion Frequency sense No inversion except for DNB1-3.8TR-INV Input characteristics Frequency See Model Number Table Impedance 50 Ohms Return loss 20 dB minimum Signal monitor...
  • Page 13 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Converter Performance Specifi cations (Continued) Converter Performance Specifi cations (Continued) Environmental (Operating) Ambient temperature 0 to +50°C Relative humidity Up to 95% at 30°C Atmospheric pressure Up to 10,000 feet Environmental (Non-operating) Ambient temperature -50 to +70°C...

  • Page 14: Section 2: Installation

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 SECTION 2: INSTALLATION PROPER GROUNDING PRECAUTIONS ARE REQUIRED AT ALL TIMES TO PREVENT DAMAGE FROM ESD WHILE HANDLING THIS UNIT UNPACKING, STORAGE, RESHIPMENT Carefully open the shipping container and remove the equipment. Inspect the equipment thoroughly and report any damage.

  • Page 15: Table 2-1. External Connections

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 • Once the Remote Nonvolatile Memory Writes are disabled, they remain disabled until “*” is cleared from the front panel as follows: 1. Power On the unit while holding the UP arrow key 2.

  • Page 16: Section 3: Operation

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 SECTION 3: OPERATION CONTROLS EXTERNAL CONTROLS AC Power Apply AC power to the unit connecting the line cord supplied to the unit and then to an approved AC power source. Upon Power-up a one-second beep sounds and the LCD backlight will be lit when power is on.

  • Page 17: Main Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Use the up and down arrow keys to scroll through the screens listed below: • Main (Frequency, Attenuation, Internal/External Reference) • Attenuation 2 / Slope • Fault Status / Event Log •...

  • Page 18: Attenuation 2 / Slope Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Attenuation To change the attenuation setting of the converter: • From the Main Screen, press the left or right arrow key to select the attenuation fi eld on the display. •...

  • Page 19: Status Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 STATUS SCREEN The Status Screen presents details about any faults as well as the event log. This screen will display the number of active faults as well as the number of events stored in the log. The event log can be cleared from this screen as well. Repeated presses of the “STATUS”...

  • Page 20: Figure 3-5. Event Log Display

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Event Log To view the Event Log: • From the Status Screen press the left or right arrow key to highlight the Events fi eld on the display. • Use the up and down arrow keys to scroll through all of the events stored in the Event Log. Events are displayed in chronological order with the highest numbered event as the most recent.

  • Page 21: Serial Port Remote Operation Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 SERIAL PORT REMOTE OPERATION SCREEN The Serial Port Remote Operation Screen allows the operator to confi gure the remote control parameters listed below: • RS485 (two-wire) or RS422 (four-wire) Bus •...

  • Page 22: Redundant Serial Port Remote Operation Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 REDUNDANT SERIAL PORT REMOTE OPERATION SCREEN Figure 3-8. Redundant Serial Port Remote Operation Screen Display The redundant serial port is always confi gured for RS485 (two-wire) operation and cannot be changed. Redundant Serial Port Address Units can occupy a remote address from 64 to 95 decimal.

  • Page 23: Figure 3-9. Ethernet Settings Change Display

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-9. Ethernet Settings Change Display Note With the exception of Ethernet Password, the entry of all Ethernet parameters requires a system reset in order to invoke the changes. The screen above will appear after any change to IP Address, Subnet Mask or Gateway.

  • Page 24: Figure 3-11. Ethernet Subnet Mask Display

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-11. Ethernet Subnet Mask Display Subnet Mask To change the Subnet Mask: • Press the up or down arrow key until the Subnet Mask is displayed. • Press the right or left arrow key to select an octet of the Subnet Mask. •...

  • Page 25: Frequency Reference Adjust Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-13. Ethernet Password Display Ethernet Password To change the Password: • Press the up or down arrow key until the Password is displayed. • Press the right or left arrow key to select the fi rst or last character of the Password. •...

  • Page 26: Date/Time Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 DATE/TIME SCREEN Figure 3-15. Date/Time Screen Display Date and Time In order to adjust the date and time: • Press the up or down arrow key until the Date and Time screen is displayed. •...

  • Page 27: Serial Port Description

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 External Fault Confi guration • From the LCD Contrast/External Fault Screen, press the left or right arrow key to highlight the EXT FLT fi eld. • Use the up and down arrow keys to scroll through the available options until the desired setting is displayed. The selections are N/A for not available, NO for normally open and NC for normally closed.
  • Page 28 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Below is a program, written in the ‘C’ programming language that illustrates the checksum calculation. return the checksum character for the message in array subtract 32 from each character before taking modulo 95 sum add 32 to the fi...

  • Page 29: Command Code Summary

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 COMMAND CODE SUMMARY The following paragraphs describe each of the command codes. COMMAND CODES COMMAND CODES ASCII Character String Function Accessory Alarm Status System Fault Status ATT/AT1 Unit Attenuation ATN/AN1 Unit Attenuation change without storing in event log Unit Attenuation 2...

  • Page 30: Command Code Description

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 COMMAND CODE DESCRIPTION The following paragraphs describe each of the command codes. For clarity, the header, address, trailer and checksum characters are not shown. Upper case letters are the actual command or response characters. Lower case characters represent parameter character strings.

  • Page 31: System Fault Status = Alr

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 SYSTEM FAULT STATUS = ALR The SET command requires nine parameters. All but the fi rst parameter are ignored. The fi rst parameter is used to set or clear a user generated test fault. Command Command Parameters...

  • Page 32: Unit Attenuation Without Log = Atn Or An1

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT ATTENUATION WITHOUT LOG = ATN or AN1 The SET command requires a three-digit parameter representing the attenuation in dB. The three-character string “INC” or “DEC” can be used in place of the attenuation parameter to increment or decrement the attenuator by 0.2 dB. This event is logged in the unit event log.

  • Page 33: Unit Attenuation 2 Without Log = An2

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT ATTENUATION 2 WITHOUT LOG = AN2 The SET command requires a three-digit parameter representing the attenuation in dB. The three-character string “INC” or “DEC” can be used in place of the attenuation parameter to increment or decrement the attenuator by 0.2 dB. This event is logged in the unit event log.

  • Page 34: Frequency Band Information = Bnd (Block Converters Only)

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 FREQUENCY BAND INFORMATION = BND (Block Converters Only) The SET command requires one parameter (which is one digit in length) representing the desired frequency band. If no faults exist, this command also unmutes the output. Command Command Parameters...

  • Page 35: Frequency Band Number Information = Bnm (Block Converters Only)

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 FREQUENCY BAND NUMBER INFORMATION = BNM (Block Converters Only) There is no SET command. The QUERY command required no parameters. Command Command Parameters Parameters Remote Command Sequence: $BNM Unit Response: $BNMb BNM: Band number indicator b: Single-digit ASCII numeric character representing number of Bands...

  • Page 36: Unit Combination Command = Com

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT COMBINATION COMMAND = COM The SET command requires two parameters; a band or frequency parameter and an attenuation parameter. A second attenuation parameter may be included for systems with two attenuators Command Command Parameters...

  • Page 37: Ethernet Parameters = Ead

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 ETHERNET PARAMETERS = EAD The SET command requires three twelve-digit parameters indicating the Ethernet IP address, Ethernet Subnet Mask and Ethernet Gateway Address. Each value should be entered as four groups of three digits. Command Command Parameters...

  • Page 38: Unit Frequency Without Log = Frn

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT FREQUENCY WITHOUT LOG = FRN The SET command requires one parameter which is twelve digits in length representing the transmit (upconverter), receive (downconverter) or translation (block converter) frequency in Hz. Leading zeros must be used with frequencies below 10 GHz.

  • Page 39: Unit Event Log = Log

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT EVENT LOG = LOG The only SET command clears the unit log of its contents. Command Command Parameters Parameters Remote Command Sequence: $LOG00 Unit Response: $LOG The QUERY command requires a two-digit parameter indicating the log entry to be examined. If entry 00 is queried, the unit returns the number of log entries currently in the log, otherwise the unit responds with the date, time and a code indicating the event which has occurred.
  • Page 40 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Event Indicator Event Indicator Event Event External reference switch set to IF input (J1 or J2) External reference switch set to J4 Processor startup (watchdog timer) 20-29 Reserved for future use Ethernet parameters changed MAC address changed Firmware updated by AutoUpdate...

  • Page 41: Unit Memory Register Store/Recall = Mem

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT MEMORY REGISTER STORE/RECALL = MEM The SET command stores band or frequency and attenuation into a selected memory register. Thus three parameters are required: memory register, band or frequency and attenuation parameters. A fourth parameter for IF frequency is added for Synthesized Converters.

  • Page 42: Unit Mute Command Without Log = Mtn

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT MUTE COMMAND WITHOUT LOG = MTN The SET command requires a one-digit parameter indicating mute or unmute. Command Command Parameters Parameters Remote Command Sequence: $MTNm Unit Response: $MTN The QUERY command requires no parameters. Command Command Parameters...

  • Page 43: Unit Slope = Slp

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT MEMORY REGISTER STORE/ RECALL AND SET = SET The SET command stores band or frequency and attenuation into a selected memory register. Thus three parameters are required: memory register, band or frequency and attenuation parameters. A fourth parameter for IF frequency is added for Synthesized Converters.

  • Page 44: Unit Status = Sta

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 UNIT STATUS = STA There is no SET command. The QUERY command requires no parameters. Command Command Parameters Parameters Remote Command Sequence: ?STA Block Converter Response: ?STABbTttt(Aaaa)LlMmRr?abcdefghi Synthesized Converter Response: ?STAFffffffffffffTttt(Aaaa)LlIiMmRr?abcdefghi B: Frequency Band indicator b: 1 = Band 1, 2 = Band 2, etc.

  • Page 45: Internal Temperature Reading = Tmp

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 INTERNAL TEMPERATURE READING = TMP There is no SET command. The QUERY command requires no parameters. Command Command Parameters Parameters Remote Command Sequence: ?TMP Unit Response: ?TMPsttt s: “+” or “-” indicating sign ttt: Temperature in degrees Celsius, thee-digit ASCII numeric characters FIRMWARE VERSION = VER There is no SET command.

  • Page 46: Ethernet Interface Installation And Operation

    ETHERNET INTERFACE INSTALLATION AND OPERATION FUNCTIONAL DESCRIPTION The MITEQ 1/3 Rack-mounted Converter is equipped with an Ethernet Interface feature permitting control and monitoring via a 10 or 100 Mbps Ethernet connection. Available interface protocols are HTTP (web access), SNMP (Simple Network Management Protocol), and Telnet.

  • Page 47: Confi Guring Via Serial Interface

    The commands listed below may be used to enter the IP parameters. Commands must be transmitted with the standard MITEQ protocol, as described in the O&M manual. Note that the factor default settings of the serial port are as follows:...

  • Page 48: Confi Guring Via Ipsetup Application

    Confi guring via IPSetup Application IPSETUP.exe is a Windows™ application, which can be obtained from MITEQ. Through an Ethernet connection to the Converter, this application can re-assign the IP address of the Converter. For an example, the Converter is connected to a PC through a crossover cable.

  • Page 49: Accessing The System

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 ACCESSING THE SYSTEM Access via the Web Interface All system setting may be may be queried or modifi ed via the Web Interface. The web page designs have been optimized for the use with the Microsoft Internet Explorer (MSIE) Version 5.0 web browser, or higher.

  • Page 50: Figure 3-19. Home Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-19. Home Screen Home Page Home Page (All Pages) Function Name Description Band (Block Converters) Show the currently selected band RF Frequency (Synthesized Converters) Show the currently selected RF frequency Attn Show the current attenuation setting Home Screen...

  • Page 51: Figure 3-20. Memory Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-20. Memory Screen Operation | 43...
  • Page 52 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Memory Page Memory Page Function Name Description Memory Number Select or view the memory location number Setup Name Select or view the memory setup name Band Number Select or view the memory band number Attenuation Select or view the memory attenuation setting View Memory...

  • Page 53: Figure 3-21. Communications Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-21. Communications Screen The Communications Page provides access to the communication settings of the unit. Changing the IP settings will disrupt the session and the operator will be required to reconnect to the unit at the new settings. These can be set from the remote port.
  • Page 54 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Communications Page Communications Page Function Name Description IP Address View or set the system IP address (changing this value will reset the system) IP Subnet Mask View or set the system IP Subnet Mask (changing this value will reset the system) IP Gateway View or set the system IP Gateway (changing this value will reset...

  • Page 55: Figure 3-22. Time And Date Screen

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-22. Time and Date Screen The unit is equipped with a real time clock, which can be adjusted from the Time Page. Simply use the pull-downs to adjust the display for the desired settings, pull down the unlock tab and submit the changes. Time Page Time Page Function Name...

  • Page 56: Figure 3-23. Miscellaneous Settings

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-23. Miscellaneous Settings Page Operation | 48...
  • Page 57 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 The following table describes the fi elds on the Miscellaneous Page. Miscellaneous Page Miscellaneous Page Function Name Description Second Between Fault View or set how frequently the fault indications will be refreshed Updates on the Logs page Web Timeout...

  • Page 58: Figure 3-24. Event Log

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 3-24. Event Log Page The Log Page allows the user to review the events stored in the event log. The event log can be cleared by unlocking the screen and pressing the clear log button. Event Log Page Event Log Page Function Name...

  • Page 59: Access Via Snmp

    (SNMP). SNMP is designed for control of network elements from a central management point. The SNMP Management Information Base (MIB) fi le for the system, available from MITEQ defi nes the specifi cs of the interface. The SNMP management tool chosen to provide an “understanding” of the interface reads this fi le. The MIB fi le is in a format that can be ready with any text editor.

  • Page 60: Snmp Command Structure

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 SNMP Command Structure Table 3-2. Converter SNMP OID Structure - Firmware Doc #163995 Table 3-2. Converter SNMP OID Structure - Firmware Doc #163995 set/get access description alarm 1.3.6.1.4.1.14994. get test alarm 25.163995.1.1 tstAlarm 1.3.6.1.4.1.14994.

  • Page 61: Table 3-3. General Section - Present In All Products

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Table 3-2. Converter SNMP OID Structure - Firmware Doc #163995 (continued) Table 3-2. Converter SNMP OID Structure - Firmware Doc #163995 (continued) fi rmRev 1.3.6.1.4.1.14994. get fi rmware document number and revision status 25.163995.1.23 srlNum 1.3.6.1.4.1.14994.

  • Page 62: Access Via Telnet

    When a Telnet connection is established, the Converter will request the password, which should be sent in the standard MITEQ wrapper (‘{‘<address byte (ignored)><password>’}’<checksum byte>). The default password is fi ve numeral ones. Since the address and the checksum are ignored on all Telnet command sequences, the password can be typed in as: {{11111}} The connection will be refused if a user is already logged in via the web interface.

  • Page 63: Firmware Upgrade

    Go to the Misc Settings page and make sure that Enable Re-fl ash is checked. Install the update utility provided by MITEQ: AutoUpdate.exe and the xxx_APP.s19 fi rmware upgrade fi les on your computer. Make a not of where you save the fi les.

  • Page 64: Section 4: Principles Of Operation

    FUNCTIONAL DESCRIPTION The block downconverter translates the RF Input frequency band to the IF output frequency band. A single conversion system is used (see Figure 4-1). Model DNB1-3.8TR-INV is a frequency inverting system. All other models are frequency non-inverting systems.

  • Page 65: Figure 4-1. Block Diagram, 1/3 Rack Block Downconverter

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 4-1. Block Diagram, 1/3 Rack Block Downconverter (Sheet 1 of 2) Principles of Operation | 57...
  • Page 66 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Figure 4-1. Block Diagram, 1/3 Rack Block Downconverter (Sheet 2 of 2) Principles of Operation | 58...

  • Page 67: Frequency Plans

    DNB1-XTR, Rev.N, 8/14/2012 FREQUENCY PLANS 1/3 Rack Block Downconverter Frequency Plans 1/3 Rack Block Downconverter Frequency Plans Input band LO frequency Output band Model Number (GHz) (GHz) (GHz) DNB1-3.8TR-INV 3.4-4.2 5.15 0.95-1.75 DNB1-7.5TR 7.25-7.75 0.95-1.45 DNB1-8.15TR 7.9-8.4 6.95 0.95-1.45 DNB1-8.25TR 8.0-8.5...

  • Page 68: Output Module

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 OUTPUT MODULE Model Number Model Number Frequency (GHz) Frequency (GHz) DNB1-3.8TR-INV 0.95-1.75 DNB1-7.5TR 0.95-1.45 DNB1-8.15TR 0.95-1.45 DNB1-8.25TR 0.95-1.45 DNB1-11.2TR 0.95-1.95 DNB1-11.35TR 0.95-1.75 DNB1-11.6TR 0.95-1.75 DNB1-11.85TR 0.95-1.75 DNB1-12.1TR 0.95-1.75 DNB1-12.225TR 0.95-2.0 DNB1-12.475TR...

  • Page 69: Crystal Oscillator

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 CRYSTAL OSCILLATOR The oscillator is capable of receiving an external input of 5 MHz or 10 MHz. The oscillator will detect the external input frequency and phase lock to the external input. If the external input signal frequency is 10 MHz, the external signal will be directed to the output.

  • Page 70: Phase Lock Source, Coupler, Fixed Attenuator

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 PHASE LOCK SOURCE, COUPLER, FIXED ATTENUATOR Model Number Model Number LO Frequency (GHz) LO Frequency (GHz) DNB1-3.8TR-INV 5.15 DNB1-7.5TR DNB1-8.15TR 6.95 DNB1-8.25TR 7.05 DNB1-11.2TR 9.75 DNB1-11.35TR 10.0 DNB1-11.6TR 10.25 DNB1-11.85TR 10.5...

  • Page 71: Control Board/Firmware Kit

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 CONTROL BOARD/FIRMWARE KIT SPECIFICATIONS SPECIFICATIONS Part Number 165029-3 SPECIFICATIONS SPECIFICATIONS Part Number 919113-7 DC Voltage +12V Principles of Operation | 63...

  • Page 72: Section 5: Maintenance

    IT IS STRONGLY SUGGESTED THAT ANY MALFUNCTIONING COMPONENT BE RETURNED TO MITEQ FOR REPAIR. IT IS ALSO RECOMMENDED THAT THE FAN (ASSEMBLY P/N ON PG.62) BE REPLACED ON A YEARLY BASIS FOR REGULAR MAINTENANCE.

  • Page 73: Index

    1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Index Ethernet setup confi guring IP operating parameters 38 Command Codes confi guring via IPSetup application 40 accessory alarm status 22 confi guring via serial interface 39 band frequencies 25 connection 38 description 22 setup 38...
  • Page 74 1/3 Rack Block Downconverters (Option 17) ® DNB1-XTR, Rev.N, 8/14/2012 Index Screens attenuation 2/slope 10 date/time 18 Ethernet port remote operation 14 frequency reference adjust 17 LCD contrast/external fault 18 main 9 redundant serial port remote operation 14 serial port remote operation 13 status 11 Serial Port Description 19 remote message protocol 19...

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