Multicom Optical Return Path Receiver MUL-HRPR
Contents
1. AN MULTICOM Multicom Optical Return Path Receiver MUL HRPR 4B User Manual v 9 www multicominc com 800 423 2594 407 331 7779 1076 Florida Central Parkway Longwood FL 32750 ED MULTICOM Multicom Headend Return Path Receiver MUL HRPR 4B SAFETY NOTIFICATION Multicom strongly advises you to read the following safety instructions prior to installing and operating this equipment e Read These Instructions First All safety and operating instructions should be read before installing or operating this equipment e Retain This Instruction Manual Safety and operating instructions must be retained for future reference e Ventilation Do not block or cover openings in this equipment These are provided for ventilation and protection from overheating Maximum operating ambient temperature is 122 F 50 C e Power Sources All power must be provided via a three wire grounded power supply and cord The mains circuit should be a dedicated unswitched supply Keeps the unit away from high voltage or other interference creating devices such as motors compressors etc e Grounding or Polarization This equipment is equipped with a polarized AC line plug This plug will fit into the power outlet only one way This is a safety feature Do not defeat the safety purpose of a polarized plug This equipment must installed and grounded per NEC regulations A CAUTION For continued protection against2. Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 9
3. Input 1 Read only menu displays the input optical power of Receiver 1 in dBm Menu 3 Input 2 Read only menu displays the input optical power of Receiver 2 in dBm Menu 4 Input 3 Read only menu displays the input optical power of Receiver 3 in dBm Menu 5 Input 4 Read only menu displays the input optical power of Receiver 4 in dBm Menu 6 Unit temp Read only menu displays the unit temperature in C 2010 Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 6 ED MULTICOM Multicom Headend Return Path Receiver I MUL HRPR 4B Menu 7 5V Reads Read only menu displays the actual output voltage from the 5V supply Menu 8 5V Reads Read only menu displays the actual output voltage from the 5V supply Menu 9 12V Reads Read only menu displays the actual output voltage from the 12V supply e Note Menu items 10 14 apply only to units with factory installed optional SNMP Menu 10 IP Selectable menu Displays the IP address for the SNMP Network Interface Menu 11 SUBMASK Selectable menu Displays the default IP address for the SNMP Network Interface Menu 12 GATEWAY Selectable menu Displays the default gateway address for the SNMP Network Interface Menu 13 Trap Addr 1 Selectable menu Displays the default trap address 1 for the SNMP Network Interface Menu 14 Trap Addr 2 Selectable menu Displays the default trap address 2 for the SNMP N
4. ck mount chassis 2 0 PRODUCT FEATURES Wide optical Input Range 1200 1620nm Typical 25dBmV adjustable RF output for each of the 4 ports 5 200MHz return bandwidth Four receivers in 1RU unit Wide optical input range and low noise design allows error free detection down to 9dBm Configuration and status monitoring on the easy to view backlit front panel display Housing temperature is displayed monitored and controlled by the micro processor Optional factory installed SNMP 3 0 BLOCK DIAGRAM Rf Outpok wreaks pn Recahar Af Output 12d8 Figure 1 Block Diagram 2010 Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 4 NE WP ou Multicom Headend Return Path Receiver MUL HRPR 4B 4 0 HEADEND RETURN PATH RECEIVER LAYOUT 4 1 Front Panel Layout Rereiver 1 Receiver 2 eceiver Receiver 4 D 2m C amp E E ATT OPT IN ATT ATT ATT OPT IN E OPT IN OPT IN uM s 13dBm s 13dBm 13dBm 13dBm 4 5 Figure 2 Front Panel LCD screen see 4 1 for menu operation LCD menu select button LCD menu up down button Power LED On when lit ATT Turning the potentiometer clockwise increases RF output turning the potentiometer counter clockwise decreases RF output Green LED when 1dBm gt OPT IN gt 13dBm OPT IN gt 1dBm red LED alarm lit LED turned off when Optical Input drops below 13dBm Numbers 5 and 6 pertain to all four receivers 4 2 Rear Pa
5. etwork Interface 5 3 Unit Configuration Instructions 5 3 1 Changing IP Address Settings Menu items 10 14 require the factory installed SNMP option To change the IP address in any of these menu items Use the Select button to scroll to Menu 10 14 Press A to move the cursor through the octets of the IP address Stop in the field that you want to change Press the VW to change the number Press Select to leave the current menu item and move to the next menu item IE O 5 3 2 Attenuation Adjustment The RF output level is proportional to the optical input level The RF output level is 20dBmV at minimum attenuation with 9 dBm input power and 2096 OMI Balancing the 2010 Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 7 NGA 28 MULTICOM Multicom Headend Return Path Receiver MUL HRPR 4B output of the RF level between receivers can be accomplished by using the ATT potentiometer for each receiver ATT 5 Figure 2 Turning the potentiometer clockwise increases RF output turning the potentiometer counter clockwise decreases RF output 6 0 OPERATION NOTICE Changes to IP settings will be retained on power down up Use only Single Mode Fiber SMF optic cable 9 125uM Multi Mode Fiber MMF is incompatible with the equipment and will result in unacceptable performance and possible damage to the equipment All fiber splices should be fusion type splices Avoid mechanical or co
6. mpression type connections For optimum performance fiber runs should be made directly from the transmitter to the receiver Minimize the use of adapters patch panels and additional points of failure and signal loss In order to ensure good return loss use only SC APC connectors Clean and inspect connectors and fiber end faces prior to installation and every plug in out cycle Use only industry approved methods materials and solutions for cleaning 7 0 WARRANTY AND REPAIR The Multicom MUL HRPR 4B Headend Return Path Receiver has a one year warranty and is subject to Multicom s standard warrantee terms There are no user serviceable components inside the unit The warranty is void if the unit is opened or is damaged due to misuse 2010 Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 8 EM y Multicom Headend Return Path Receiver Xx MUL HRPR 4B 8 0 TECHNICAL SPECIFICATIONS Specifications Values Notes Operating temp C 32 122 F StoragetempC 40 85 S Powersupply 9VoltAC 100 240 Size WxDxH ininches 1912475 o Interface port RMS5 R232 Wavelength nm 1200 1620 lt Input power level dBm 9 1 0 Return loss dB 5 Output fiber connector SC APC S RF bandwidth MHz 5 20 S Flatness dB 075 43075 0 RFconnector Ftype 2010
7. nel Layout 9 8 7 Receiver 4 Receiver 3 Receiver 2 ELA Receiver 1 ororo ooi AN INPUT 12dB OUTPUT INPUT 12dB OUTPUT INPUT 12dB OUTPUT INPUT 12dB OUTPUT Figure 3 Rear Panel Receiver 1 Fiber Optic Input SC APC Connector 12dB RF Test Point F Connector RF Output F Connector RS232 Control Port 2010 Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 5 W CTiCOM Multicom Headend Return Path Receiver gt an MUL HRPR 4B 6 Power Receptacle 7 8 9 Receivers 2 3 and 4 5 0 CONTROLS INDICATORS AND ALARMS This section of the manual will give an overview of the available menus in the Multicom MUL HRPR 4B Headend Return Path Receiver and their descriptions All instructions in this section refer to the front panel shown in Figure 2 The user scrolls through the menus using the push buttons found on the front panel these are located just to the right of the LCD screen 5 1 Front Panel Operation With the power source turned on power switches are located at the rear of the unit and the unit working properly the digital panel will display MULTICOM INC on line 1 and the Multicom phone number 1 407 331 7779 on line two 5 2 Start up Main Menu Pressing the Select button will scroll through the menu sequence below Line 1 will always read MUL HRPR 4B Menu 1 Descriptor Line 1 Read only menu model of this equipment Line 2 Read only menu serial number Menu 2
8. risk of fire replace circuit breakers fuses if necessary with one of only the same type and rating 2010 Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 2 EM M Multicom Headend Return Path Receiver B MUL HRPR 4B Table of Contents 1 0 PRODUCT DESCRIPTION 2 0 PRODUCT FEATURES 3 0 BLOCK DIAGRAM 4 0 HEADEND RETURN PATH RECEIVER LAYOUT 4 1 Front Panel Layout 4 2 rear Panel Layout 5 0 CONTROLS INDICATORS AND ALARMS 5 1 Front Panel Operation 5 2 Start up Main Menu 5 3 Unit Configuration Instructions 5 3 1 Changing IP Address Settings 5 3 2 Attenuation Adjustment 6 0 OPERATION NOTICE 7 0 WARRANTY AND REPAIR 8 0 TECHNICAL SPECIFICATIONS 2010 Multicom Inc www multicominc com 800 423 2594 407 331 7779 Page 3 e MULTICOM Multicom Headend Return Path Receiver MUL HRPR 4B 1 0 PRODUCT DESCRIPTION The Multicom MUL HRPR 4B Optical Return Path Receiver is ideally suited for use in optical headends in HFC and FTTH and many other fiber optic based data video and voice networks including Broadband Stimulus and FCC National Broadband projects and applications and provides a cost effective solution The MUL HRPR 4B s state of the art features include an industry leading 4 port typical 25dBmV individually adjustable RF outputs 5 200MHz return bandwidth wide optical input range down to 9dBm and a unique backlit front panel control display all in a temperature controlled 1 RU ra
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