User Manual
Contents
1. D LcGc L TrAL QM1000 QAM MODULATOR with UPCONVERTER INSTRUCTION MANUAL DRAKE Is a registered trademark of the R L Drake Company Copyright 2014 R L Drake Holdings LLC P N 651227800A Rev 100814 1002572 CAUTION STATEMENTS A product and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the product and cart combination to overturn WARNING TO PREVENT FIRE OR ELECTRICAL SHOCK DO NOT EXPOSE TO RAIN OR MOISTURE The lightning flash with arrow head symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the product CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL NOTE Connect and apply power only after all other connections are made IMPORTANT SAFETY INSTRUCTIONS WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE DO NOT OPEN THE CABINET REFER SERVICING TO QUALIFIED PERSONNEL2. THIS REMINDER IS PROVIDED TO CALL THE CATV SYSTEM INSTALLER S ATTENTION TO ARTI CLE 820 40 OF THE NEC THAT PROVIDES GUIDE LINES FOR PROPER GROUNDING AND IN PAR TICULAR SPECIFIES THAT THE CABLE GROUND SHALL BE CONNECTED TO THE GROUNDING SYSTEM OF THE BUILDING AS CLOSE TO THE POINT OF CABLE ENTRY AS PRACTICAL ANTENNA DISCHARGE UNIT NEC SECTION 810 20 ELECTRIC SERVICE EQUIPMENT GROUND CLAMPS POWER SERVICE GROUNDING ELECTRODE SYSTEM NEC ART 250 PART H NEC NATIONAL ELECTRIC CODE Example of antenna grounding as per National Electrical Code ANSI NFPA 70 WARRANTY STATEMENT 4 THREE YEAR LIMITED WARRANTY R L DRAKE LLC warrants to the original purchaser this product shall be free from defects in material or workmanship for three 3 years from the date of original purchase During the warranty period the R L DRAKE LLC or an authorized Drake service facility will provide free of charge both parts and labor necessary to correct defects in material and workmanship At its option R L DRAKE LLC may replace a defective unit To obtain such a warranty service the original purchaser must 1 Retain invoice or original proof of purchase to establish the start of the warranty period 2 Notify the R L DRAKE LLC or the nearest authorized service facility as soon as possible after discovery of a possible defect of a the model and serial number b the identity of the seller and the approximate date of pu
3. ITU B mode allows many combinations The required setting should be speci fied by the system designer If the demodulating de vice must have a particular set of values then select the appropriate matching setting For ITU B many systems use 1128 J4 or 1128 J1 The chart to the right should be used for setting the INTERLEAVER MODE The output symbol rate is set at 5 056941MS S for 64QAM and 5 360537MS S for 256QAM Output Filter Range is automatically set to match user selected QAM Channel Output LED indicators Power LED Indicates power Blinking indicates invalid channel selection ASI LED Indicates ASI input Momentarily blinking off indicates input FIFO overflow Rapid alternate blinking of both the power and ASI LEDs indicates an over temperature condition I128 J1 I128 J1 1126 J2 64 J2 Ii128 J3 I32 J4 I128 J4 116 J8 menu INTERLEAVER DIP SWITCH SETTINGS CHART I128 J5 I8 J16 1128 J I4 J32 I12B J7 I2 J64 I128 J8 I1 J128 CHANNEL FREQUENCIES 7 TABLE 1 CATV CABLE TV CHANNELS CABLE TV CHANNELS CABLE TV CHANNELS CABLE TV CHANNELS Channel Center of Channel Center of Channel Center of Channel Center of Number Channel Number Channel Number Number Channel EIA NCT A SPECIFICATIONS 8 Modulation modes Symbol rate FEC Interleaver modes I Q phase error Carrier suppression Channel amplitude error MER Output frequency range Channel pla
4. ONLY CAUTION TO PREVENT ELECTRIC SHOCK DO NOT USE THIS POLARIZED PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE ATTENTION POUR PREVENIR LES CHOCS ELECTRIQUES NE PAS UTILISER CETTE FICHE POLARISEE AVEC UN PROLONGATEUR UNE PRISE DE COURANT OU UNE AUTRE SORTIE DE COURANT SAUF SI LES LAMES PEUVENT ETRE INSEREES A FOND SANS EN LAISSER AUCUNE PARTIE A DECOUVERT Read Instructions All the safety and operating instructions should be read before the product is operated Retain Instructions The safety and operating instructions should be retained for future reference Heed Warnings All warnings on the product and in the operating instructions should be adhered to Follow Instructions All operating and use instructions should be followed a ge wgw Cleaning Unplug this product from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleansers Use a damp cloth for cleaning d Attachments Do not use attachments that are not recommended by the product manufacturer as they may cause hazards 7 Water and Moisture Do not use this product near water for example near a bathtub wash bowl kitchen sink or laundry tub in a wet basement or near a swimming pool and the like 8 Accessories Do not place this product on an unstable cart stand tripod bracket or table The product may fall causing serious injury to a child or adult an
5. V 44MHz IF mode and may be attenuated with the RF Output Level Adjustment Dial located on the front panel This RF Output Level Ad Chassis Removal justment Dial attenuates in 0 5dB increments Handle with a total range of 15dB NOTE the 44MHz IF mode is selected by setting the front panel Channel Selector switches to 000 REAR VIEW Channel Selector push wheel NOTE The QM1000 requires the use of a separate power supply and module chassis ASI Input Port Power Supply Port Interleaver Dip Switch RF Output Port The chassis is the Drake DRMM12 INTRODUCTION SETUP AND OPERATION Continued RACK MOUNTING Adequate ventilation is very important in multi channel installations Units should be spaced apart by at least one panel height wherever possible and some air movement is mandatory in enclosed rack cabinets Excessive heat will shorten component life and mod ulator performance will be degraded without proper cooling QM1000 OPERATION SETUP CONNECTIONS AND CONTROLS The following information may serve as an aid in set ting up the QM1000 parameters Modulation Selector the CW setting is for testing and should be selected to allow setting of the up con verter output level using a device such as a signal level meter or spectrum analyzer For normal opera tion one of the MOD settings 256QAM or 64QAM is required Interleave Dip Switch this allows the setting of the interleaver values The
6. d serious damage to the product Use only with a cart stand tripod bracket or table recommended by the manufacturer or sold with the product Any mounting of the product should follow the manufacturer s instructions and should use a mounting accessory recommended by the manufacturer 9 A product and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the product and cart combination to overturn 10 Ventilation Slots and openings in the cabinet are provided for ventilation and to ensure reliable operation of the product and to protect it from overheating and these openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or similar surface This product should not be placed in a built in installation such as bookcase or rack unless proper ventilation is provided or the manufacturer s instructions have been adhered to IMPORTANT SAFETY INSTRUCTIONS Cont 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Power Sources This product should be operated only from the type of power source indicated on the marking label If you are not sure of the type of power supplied to your home consult your product dealer or local power company For products intended to operate from battery power or other sources refer to the operating instructions Grounding or Polarization This product may be
7. e range 0 to 50 degrees Celsius Note concerning operating temperature If the operating temperature of the unit changes by more than 25 degrees Celsius the unit will recalibrate its internal synthesizer This will cause a momentary interruption of the output R L Drake Holdings LLC 710 Pleasant Valley Drive Springboro OH 45066 937 746 4556 www rldrake com
8. e walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience receptacles and the point where they exit from the product Lightning For added protection for this product during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet and disconnect the antenna or cable system This will prevent damage to the product due to lightning and power line surges Power Lines An outside antenna system should not be located in the vicinity of overhead power lines other electric light or power circuits where it can fall into such power lines or circuits When installing an outside antenna system extreme care should be taken to keep from touching such power lines or circuits as contact with them may be fatal Overloading Do not overload wall outlets extension cords or integral convenience receptacles as this can result in a risk of fire or electric shock Object and Liquid Entry Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spill liquid of any kind on the product Servicing Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service personnel Damage Requiring Service Unplug this product fr
9. equipped with a polarized alternating current line plug a plug having one blade wider than the other This plug will fit into the power outlet only one way This is a safety feature If you are unable to insert the plug fully into the outlet try reversing the plug If the plug should still fail to fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the polarized plug Alternate Warnings If this product is equipped with a three wire grounding type plug a plug having a third grounding pin the plug will only fit into a grounding type power outlet This is a safety feature If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounding type plug Outdoor Antenna Grounding If an outside antenna or cable system is connected to the product be sure the antenna or cable system is grounded so as to provide some protection against voltage surges and built up static charges Article 810 of the National Electrical Code ANSI NFPA 70 provides information with regard to proper grounding of the mast and supporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrodes and requirements for the grounding electrode Power Cord Protection Power supply cords should be routed so that they are not likely to b
10. n Frequency stability Output level Output adjustment range Output flatness Output return loss Output filter ranges Spurious Phase noise Adjacent channel Broadband noise 64QAM 256QAM or CW selected via front panel slide switch 5 056941MS S for 64QAM 5 360537MS S for 256QAM ITU B 1128 J1 1128 J2 164 J2 1128 J3 132 J4 1128 4 116 J8 1128 J5 18 J16 1128 J6 14 J32 1128 J7 I2 J64 1128 J8 or 11 J128 Selected via rear panel DIP switch lt 1 degree gt 40dB 0 5dB gt 40dB with blind equalizer 44MHz to 1002MHz Standard CATV and 44MHz IF mode channel 000 2 5ppM 45dBmV nominal 30dBmV for 44MHz IF mode 15dB via front panel potentiometer Output level adjusts in 0 5dB steps 2dB gt 10dB within output filter passband 44MHz to 100MHz 100MHz to 150MHz 150MHz to 250MHz 250MHz to 450MHz 450MHz to 600MHz 600MHz to 1002MHz gt 60dBc except 44MHz IF mode where the 3rd harmonic is gt 35dBc gt 101dBc at 10KHz offset 1KHz to 10KHz lt 55dBc double sideband noise power 10KHz to 50KHz lt 52dBc double sideband noise power o0KHz to 3MHz lt 48dBc double sideband noise power 3 0MHz to 3 75MHz gt 60dBc in 750KHz 3 75MHz to 9 0MHz gt 59dBc in 5 25MHz 9 0MHz to 15 0MHz gt 65dBc in 6 0MHz 8dBc in 6MHz bandwidth Power 12V 275mA 5V 400mA typical Weight TBM Size TBM Operating temperatur
11. om the wall outlet and refer servicing to qualified service personnel under the following conditions a When the power supply cord or plug is damaged b If liquid has been spilled or objects have fallen into the product C If the product has been exposed to rain or water d If the product does not operate normally by following the operating instructions Adjust only those controls that are covered by the operating instructions as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to its normal operation e If the product has been dropped or damaged in any way and f When the product exhibits a distinct change in performance this indicates a need for service Replacement Parts When replacement parts are required be sure the service technician has used replacement parts specified by the manufacturer or have the same characteristics as the original part Unauthorized substitutes may result in fire electric shock or other hazards Safety Check Upon completion of any service or repairs to this product ask the service technician to perform safety checks to determine that the product is in proper operating condition Wall or Ceiling Mounting The product should be mounted to a wall or ceiling only as recommended by the manufacturer Heat The product ther products including amplifiers that prc ANTENNA N NOTE TO CABLE INSTALLER
12. rchase and c A detailed description of the problem including details on the electrical connection to associated equipment and the list of such equipment 3 Deliver the product to the R L DRAKE LLC or the nearest authorized service facility or ship the same in its original container or equivalent fully insured and shipping charges prepaid Correct maintenance repair and use are important to obtain proper performance from this product Therefore carefully read the Instruction Manual This warranty does not apply to any defect that R L DRAKE LLC determines is due to 1 Improper maintenance or repair including the installation of parts or accessories that do not conform to the quality and specifications of the original parts 2 Misuse abuse neglect or improper installation 3 Accidental or intentional damage All implied warranties if any including warranties of merchantability and fitness for a particular purpose terminate three 3 years from the date of the original purchase The foregoing constitutes R L DRAKE LLC s entire obligation with respect to this product and the original purchaser shall have no other remedy and no claim for incidental or consequential damages losses or expenses Some states do not allow limitations on how long an implied warranty lasts or do not allow the exclusions or limitation of incidental or conse quential damages so the above limitation and exclusion may not apply to you This warranty gi
13. ves you specific legal rights and you may also have other rights which vary from state to state This warranty shall be construed under the laws of Ohio For Service contact R L DRAKE HOLDINGS LLC 710 Pleasant Valley Drive Springboro OH 45066 Customer Service and Parts 937 746 6990 Fax 937 806 1576 Emall servicehelp rldrake com Web Site www rldrake com INTRODUCTION SETUP AND OPERATION 5 Introduction FRONT VIEW The Drake QM1000 QAM Modulator with Upconverter is a professional quality modu lar digital headend component designed to provide optimum performance with minimized rack space requirements This modulator Power LED accepts a MPEG2 transport stream input in an ASI serial format and is capable of providing a QAM output with 64 or 256 constellation ASI LED points The modulator performs the forward error correction FEC encoding according to ITU J 83 Annex B Annex B is referred to as DigiCipher II amp The front panel push wheel selector and channel display allow the se lection of QAM RF Channel Output and a Modulation Selector sliding Modulation Selector allows for setting the QM1000 s QAM Output modulation mode a CW output mode option is also selectable to allow measurement of the output level with an analog signal meter The output symbol rate is set at 5 056941MS S for 64QAM and RF Output Level 5 360537MS S for 256QAM The maximum Adjustment Dial RF output is 45dBmV nominal 30dBm
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