C-COR.net FlexNet E629 Equipment Manual Download | Manualshive

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Rev F

Physical Identification

2-5

2

Figure 2.4

E77 862MHz Line

Extender w/ 117V

AC

Linear Power Supply

x

A

T

TENTION

W

ARNING

Dorem

et
lorel

en

sabad

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lireeden

ilfarde

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huire

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fjor

desi

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lorel

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n

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abad

deriddem

lireeden

ilfarde

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huire

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fjor

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sabad

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fjor

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THRU

POWER

FUSE

MAIN FUSE

SER. NO.

MHz

SPACING

PORT

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PORT

3

FORWARD

PAD

MODULE

HOLDDOWN

MODULE

HOLDDOWN

MODULE

HOLD

DOWN

-25dB

FORWARD

BALANCING

T.P.

FORWARD

EQ

REVERSE

EQ

REVERSE

PAD

REVERSE

B+ T.P.

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RAW DC

T.P.

INTERSTAGE

EQ

LINE EXTENDER

REV

26

8

11

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5

3

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1

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internally)

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Summary of Contents for FlexNet E629

Page 1: ...814 238 4065 P O Box 10 265 1301 AG Almere The Netherlands Tel 31 36 546 1111 Fax 31 36 536 4255 www c cor net B R O A D B A N D C O M M U N I C A T I O N S P R O D U C T S 700 Series Line Extenders E7 and E629 MX0507 Rev F FlexNet 700 Series Line Extenders Equipment Manual FlexNet 700 Series Line Extenders E q u i p m e n t M a n u a l FlexNet ...

Page 2: ...Introduction fm Page 10 Monday April 1 2002 12 43 PM ...

Page 3: ...B R O A D B A N D C O M M U N I C A T I O N S P R O D U C T S FlexNet E7 and E629 E q u i p m e n t M a n u a l ...

Page 4: ...p and MobileFORCE are registered trademarks and lumaCOR Optiworx COR Convergence and COR ISMS are trademarks of C COR net Corp All other brand and product names are trademarks or registered trademarks of their respective companies Contents and specifications within this manual are subject to change without notice Revision History Revision Date Reason for Change F 7 01 02 Added 862 MHz ALC version ...

Page 5: ...SA Technical Support Contact Technical Support when you need assistance with installed products Phone Technical Support Hotline 888 827 2267 24 hours a day 7 days a week Or call Monday through Friday 8 AM to 5 PM ET 5GMT Toll Free 800 233 2267 State College Office 1 814 231 4422 E Mail techsupport c cor net Internet http www c cor net Go to Support Technical Support Request Fax 814 237 5831 Mail A...

Page 6: ...rvices Technical Publications C COR Technical Publications welcomes your suggestions and assistance in identifying any errors inaccuracies or misleading information Please reference the document number and page number s to which your feedback applies You can also download a product manual if currently available from the C COR website E Mail techpubs c cor net Internet http www c cor net Go to Supp...

Page 7: ...ghtening 3 16 Chapter 4 Configuration 4 1 Power Supply Configuration 4 1 Power Supply Setup 4 1 Voltage Testing 4 2 Calculating Balancing Carrier Levels 4 5 Temperature Compensation 4 5 Forward Balancing 4 8 Forward Balancing Requirements 4 8 Forward Balancing Procedure 4 8 Return Balancing 4 12 Single Person Return Balancing Procedure 4 13 Two Person Return Balancing Procedure 4 14 Active Return ...

Page 8: ...grams B 1 Appendix C Reference Tables C 1 Use Of Reference Tables C 1 When the Equalization Value is Known C 1 When Preceding Cable Loss and Internal Equalization are Known C 2 Installing Plug in Accessories C 3 Soldered in Jumper Removal C 4 Reference Tables C 5 Appendix D Warranty D 1 Appendix E FlexNet 700 Series Line Extender Data Sheet E 1 System Map Information E 1 Map Signal Information E 1...

Page 9: ...exNet 700 Series Line Extender document conventions compliance statements and suggested tools and materials required when working with the E7 Line Extender Overview page 1 2 Document Conventions page 1 5 Statements of Compliance page 1 5 Related Publications page 1 5 Tools and Materials page 1 6 ...

Page 10: ...er cord designed to operate in closed environments such as apartment buildings E77 For specific E7 Line Extender characteristics refer to the C COR customer specification sheet for the particular line extender in question To obtain a copy of an E7 Line Extender specification sheet contact C COR Customer Service at 888 827 2267 Various E7 Line Extender model options are detailed in Table 1 1 on pag...

Page 11: ...R H I G H H I G H V O L T A G E V O L T A G E DANGER H I G H H I G H V O L T A G E V O L T A G E LINE EXTENDER x ATTENTION WARNING Dorem et lorel en sabad deriddem lireeden ilfarde e huire le fjor desi Dorem et lorel en sabad deriddem lireeden ilfarde e huire le fjor desi Dorem et lorel en sabad deriddem lireeden ilfarde e huire le fjor desi THRU POWER FUSE MAIN FUSE SER NO MHz SPACING PORT 1 PORT...

Page 12: ...Designator Options Part Number E7 x x x x xx x x x x x E7 FlexNet 700 Series PHD Line Extender Series 0 21 dB PHD Spacing 1 28 dB PHD 2 30 dB PHD 3 33 dB PHD 5 32 dB PHD 7 35 dB PHD C 750MHz Bandwidth D 862 MHz J 42 54MHz Frequency Split L 40 54MHz Integrated Power Supply Module Designator P Lid Mounted Power Supply NA None Level Control A1 TLC KB 439 25 MHz TV LO 499 25 MHz TV 1 None Return 2 Pas...

Page 13: ... this device to be in violation of Part 76 of the FCC Rules voiding the user s authority to operate the equipment CE Compliance This device conforms to the protection requirements of Council Directive 89 336 EEC1 on the approximation of the laws of the Member States relating to electromagnetic compatibility UL Listed 117 Volt line extender models have met the Professional Video and Audio Equipment...

Page 14: ...val Needlenose Pliers Jumper removal Return kit installation Soldering Iron small Return kit installation IC extractor tool Return kit installation in E629 Heat gun or approved torch and heatshrink tubing or weathersealing tape or compound Weatherproofing RF cable and fiber optic stub cable connectors Alignment tool Non conductive ALC alignment Fuse puller Non conducting fuse puller P N FP 1 Fuse ...

Page 15: ...NC bolts washers and shims Wall mounting Two diplex filters P N 162198 01 Return kit installation in E629 Extension Mounting Brackets EMBs 3 2 or 6 inch 8 or 15cm length with mounting hardware P Ns 172187 01 and 172187 03 Installation application Thermal Joint Compound Return kit installation 1 An 11 mm nutdriver or wrench can normally be used in place of a 7 16 inch tool if the bolt and nutdriver...

Page 16: ...1 8 FlexNet 700 Series Line Extender Rev F 1 ...

Page 17: ... for FlexNet 700 Series Line Extenders Figure 2 1 E7 Line Extender w 90Vac High Efficiency Power Supply page 2 2 Figure 2 2 E7 Line Extender w Linear Power Supply page 2 3 Figure 2 3 E75 862MHz ALC Line Extender with Integrated Power Supply page 2 4 Figure 2 4 E77 862MHz Line Extender w 117Vac Linear Power Supply page 2 5 Figure 2 5 E73 Line Extender w 117Vac Linear Power Supply page 2 6 Figure 2 ...

Page 18: ...ine Extender w 90VAC High Efficiency Power Supply1 1 RF module faceplate has fingerstock attached for grounding purposes Do not block contact with power supply when closing housing cover 2 3 7 8 10 11 13 14 16 17 18 13 13 5 4 15 1 12 6 9 Fingerstock Fingerstock ...

Page 19: ...ACING dB REV ALC SENSITIVITY REVERSE EQ ALC MAN B T P RAW DC T P MODULE HOLD DOWN MODULE HOLD DOWN MODULE HOLD DOWN ALC PILOT MHz SER NO PORT 3 PORT 1 THRU POWER FUSE FORWARD PAD FORWARD EQ INTERSTAGE EQ MAIN FUSE REVERSE PAD B T P REVERSE 25dB FORWARD BALANCING T P DANGER H I G H H I G H V O L T A G E V O L T A G E DANGER H I G H H I G H V O L T A G E V O L T A G E DANGER H I G H H I G H V O L T ...

Page 20: ...tender with Integrated Power Supply PORT 1 MODULE HOLD DOWN MODULE HOLD DOWN MODULE HOLD DOWN REV OUTPUT TP FWD EQ FWD PAD P S FUSE LINE FUSE ALC ALC SENSITIVITY REV EQ REV PAD MAN 24V DC TP INTERSTAGE EQ AC TP FWD BALANCING TP PORT 3 29 5 10 11 1 2 3 4 14 6 7 8 9 12 17 28 16 27 ...

Page 21: ...iddem lireeden ilfarde e huire le fjor desi Dorem et lorel en sabad deriddem lireeden ilfarde e huire le fjor desi THRU POWER FUSE MAIN FUSE SER NO MHz SPACING PORT 1 PORT 3 FORWARD PAD MODULE HOLDDOWN MODULE HOLDDOWN MODULE HOLD DOWN 25dB FORWARD BALANCING T P FORWARD EQ REVERSE EQ REVERSE PAD REVERSE B T P B T P RAW DC T P INTERSTAGE EQ LINE EXTENDER REV 26 8 11 10 4 5 3 22 14 20 19 1 2 16 6 7 2...

Page 22: ...2 6 FlexNet 700 Series Line Extender Rev F 2 Figure 2 5 E73 Line Extender w 117VAC Linear Power Supply x 16 25 2 3 13 13 5 4 1 7 8 10 11 6 22 13 14 20 19 ...

Page 23: ...Rev F Physical Identification 2 7 2 Figure 2 6 E629 Line Extender 19 4 5 3 21 17 20 14 13 13 16 ...

Page 24: ...ve a 25dB label 8 PORT 3 Access to the Port 3 centerseizure screw 9 ALC SENSITIVITY Adjustment of the line extender output when the line extender is operating in ALC mode This has no affect when the line extender is switched to MAN mode 10 REVERSE EQ Plug in location for a fixed slope accessory for fixed slope adjustment of return RF signals 11 REVERSE PAD Plug in location for a fixed attenuator a...

Page 25: ...enable or disable TLC MAN provides a constant gain TLC causes the line extender to monitor temperature to maintain preselected output levels TLC setting requires appropriate setting of the CABLE SELECT switch 25 RFI Filter Blocks transmission of any RF signals into the 117VAC line Used in 117VAC powered models only 26 Detachable AC Power Cord Connection from 117V power supply to 110V wall socket 2...

Page 26: ...2 10 FlexNet 700 Series Line Extender Rev F 2 ...

Page 27: ...e 3 16 Preparing for Installation To inspect the housing 1 Ensure that the following are included with each housing two 2 mounting hardware kits P N HB0214 each consisting of one strand clamp one lock washer one 1 4 20UNC x1 inch bolt one rubber O ring retaining 2 Inspect the outside of the housing a Check the convection fins cable entry ports cover bolts and all testpoint connectors for damage re...

Page 28: ...ket on the housing base b Inspect the metal mesh gasket on the lid c Be certain the gaskets are well seated and unbroken Note The rubber gasket can be replaced If the metal mesh is damaged the housing must be replaced Front View Flat Lid Front View Full Lid Back View Same for both flat and full lid models Convection Fins External Testpoints Lid Bolts Cable Entry Ports Strand Mount Bosses Wall Moun...

Page 29: ...eplacement on page 6 2 beginning with Step 4 for instructions on installing an RF module b If desired install plug in accessories Installing accessories at this point is often more convenient than after the housing is mounted Accessory values can be found on system maps 6 Close the housing Refer to Housing Closing and Tightening on page 3 16 for instructions Flat Lid Housing Full Lid Housing Rubbe...

Page 30: ...aptive cover bolts and open lower the cover Figure 3 3 Housing Lid Bolt Loosening Sequence Housing Mounting Depending on the requirements of the system the E7 Line Extender can be mounted in any one of the following ways strand pedestal mount strand pedestal mount with Extension Mounting Brackets wall mount wall mount with Extension Mounting Brackets WARNING Hazardous voltages are present Use appr...

Page 31: ...trand but is still free for adjustment 4 Position the housing at a location on the strand that is accessible for attaching cables and performing maintenance and balancing and that complies with all local and system requirements 5 Torque the clamp bolts to between 40 and 66 in lbs 4 5 to 7 5N m The bolts should be torqued properly at three to four turns Figure 3 4 Strand Mounting Strand Clamp Stran...

Page 32: ... bolts against the EMBs 2 Attach the strand clamp assemblies to the EMBs with the 1 inch long clamp bolts and washers see Figure 3 5 3 Hoist the housing to the strand and hang it in position 4 Tighten the clamp bolts enough that the housing cannot come off of the strand but is still free for adjustment 5 Position the housing at a location on the strand that is accessible for attaching cables and p...

Page 33: ...nch Strand or Smaller Strand Clamp Orientation for 5 16 inch Strand or Larger Strand Clamp 1 4 inch Strand 1 2 inch EMB Bolt Lock Washer O Ring retaining Extension Mounting Bracket Top Strand Clamp Boss 1 inch Clamp Bolt Strand Clamp 5 16 inch Strand Lock Washer O Ring retaining Extension Mounting Bracket Lock Washer Nut 1 2 inch EMB Bolt ...

Page 34: ...r to Figure 3 6 on page 3 9 for the location of the wall mount bosses Use a 9 32 inch 7 mm diameter drill for inch diameter bolts 4 Select appropriate length 1 4 20UNC mounting bolts not supplied washers and a lock washer to allow a threaded bolt length of 1 4 to 3 8 inch 6 to 10mm to extend into the housing See Table 3 1 for several examples 5 Install as shown in Figure 3 6 6 Tighten the mounting...

Page 35: ...Rev F Housing Instructions 3 9 3 Figure 3 6 Wall Mounting with Wall Mount Bosses Wall Flat Washer Mounting Bolt Wall Mount Boss Lock Washer 9 0 in 22 86cm Wall Mount Bosses ...

Page 36: ... 32 inch 7mm diameter drill for 1 4 inch diameter bolts 5 Select appropriate length 1 4 20UNC mounting bolts nuts not supplied washers and lock washers to allow a threaded bolt length of 1 4 to 3 8 inch 6 to 10mm to extend into the housing See Table 3 1 on page 3 8 for several examples 6 Align the EMB flange holes with the wall mounting holes Insert the bolts with flat washers through the aligned ...

Page 37: ...all Mounting with EMBs Wall Mounting Bolt Top Strand Clamp Boss Extension Mounting Bracket 1 2 inch EMB Bolt 3 2 inch 8cm EMB P N 172187 01 6 inch 15cm EMB P N 172187 03 Lock Washer Flat Washer Nut Lock Washer 5 5 in 14 0cm Top Strand Clamp Bosses ...

Page 38: ... the boot is long enough to cover the cable entry port insert and the entire connector The boot must also extend at least 2 inches 5cm beyond the back nut Slide the boot onto the cable and away from the cable end Refer to Figure 3 9 WARNING Hazardous voltages are present Use approved safety procedures Turn off all power sources to the unit before installing the cable and connectors CAUTION Do not ...

Page 39: ...hes 2 71cm and 3 30cm to avoid unintentional signal grounding Figure 3 10 Cable Connector Assembly 5 Apply anti seize compound to threads and O ring Do not use spray lubricant CAUTION Do not use feed through type connectors Use pin type connectors only Using connectors with center conductors exceeding 0 080 inches 2 03 mm in diameter will damage the centerseizure mechanism Entry Port 2 in 5 08 cm ...

Page 40: ...e end of the cable shield bottoms against the main nut d Thread tighten and torque the cable connector assembly according to specifications supplied by the manufacturer Hold the cable firmly in position while tightening the connector hardware CAUTION Avoid contact of the connector center conductor to the chassis Be certain that the center conductor extends through the centerseizure post but does n...

Page 41: ...or and cable entry port or if using heatshrink slide each heatshrink boot over the entire connector and cable entry port Heat the boot to shrink it securely around the insert connector and cable as specified by the shrink tubing manufacturer CAUTION Torque the centerseizure screw to no more than 5in lbs 0 6N m to avoid damage to the seizure block or connector pin Tip Tighten the centerseizure scre...

Page 42: ... sequence finally torquing to between 35 and 40 in lbs 4 0 and 4 5 N m with a torque wrench The lid should now seat evenly and compress the rubber gasket to create a weatherproof seal 5 Install testpoint caps on all testpoints and finger tighten Then use a wrench to tighten the caps an additional one quarter to one half turn Figure 3 12 Housing Closing and Tightening Sequence CAUTION Ensure that n...

Page 43: ...ply Configuration Power Supply Setup Refer to Fuse Brass Shorting Bar Slug Replacement on page 6 1 for all fuse removal and installation procedures To set up the power supply 1 Open the housing Refer to Housing Opening on page 3 4 if necessary CAUTION To prevent hybrid damage C COR recommends that all amplifiers in a power supply group have PADS and equalizers installed in the forward RF path befo...

Page 44: ...r supply rquires the use of Table 4 3 and Table 4 4 Refer to the instrucitons that follow based on your particular powering option To test a 117VAC linear power supply Measure the B AC Ripple and Reverse B if applicable and compare to the range shown in Table 4 4 If the measurements are out of the acceptable range take the appropriate action shown in Table 4 4 If the measurements are within the ac...

Page 45: ...Check cable plant powering MAIN FUSE or THRU POWER FUSE3 inputs left fuseclip 3 Not applicable to units with a 117VAC linear power supply See Table 4 2 If power is acceptable at the centerseizure screw but unacceptable at the fuse inputs replace the RF module MAIN FUSE or THRU POWER FUSE2 outputs right fuseclip See Table 4 2 If power is present at a fuse input but not at the output check for a blo...

Page 46: ...oltage is greater than 35VDC and the selector switch is in the lowest position replace the RF module 3 Measure the B AC Ripple and Reverse B if applicable and compare to the range shown in Table 4 4 a If the measurements are out of the acceptable range take the appropriate action shown in Table 4 4 b If the measurements are within the acceptable range record the values on the FlexNet 700 Series Li...

Page 47: ...Forward High Balancing Carrier level dBmV LH System Output Level at the High Bandedge Frequency dBmV LL System Output Level at the Low Bandedge Frequency dBmV FH System High Bandedge Frequency MHz FL System Low Bandedge Frequency MHz FC Forward High Balancing Carrier frequency MHz 3 Copy the Forward High Balancing Carrier level to the appropriate box in the Map Signal Information section of the Fl...

Page 48: ...perature compensated forward balancing carrier levels for Forward Balancing or Forward Field Testing 4 Optional Repeat Steps 2 and 3 for the return balancing carriers Use these temperature compensated levels for Return Balancing or Return Field Testing System Forward High Balancing Carrier Level TCV For High Carrier Adjusted Forward High Balancing Carrier Level System Forward Low Balancing Carrier...

Page 49: ...oss dB at 68 F 20 C Temperature C Temperature F TCV 0 0 dB TCV 3 0 dB TCV 1 0 dB TCV 1 5 dB TCV 2 0 dB TCV 2 5 dB TCV 1 5 dB TCV 1 0 dB TCV 0 5 dB TCV 0 5 dB 30 130 110 90 70 10 23 7 9 11 17 19 21 48 25 27 29 31 33 35 37 32 27 22 17 12 7 2 3 8 13 18 23 38 28 33 53 43 15 13 50 30 10 ...

Page 50: ...accessory locations To balance the forward path 1 Determine the System Forward High and Low Balancing Carrier Levels If bandedge carriers are used for balancing copy the E7 Line Extender bandedge carrier output levels from the system map to the Map Signal Information table on the FlexNet 700 Series Line Extender Data Sheet located in Appendix E If other than the bandedge carriers are used for bala...

Page 51: ...cable loss preceding the line extender in dB at the highest system frequency For 10dB or less preceding cable loss set the CABLE SELECT Switch to 6dB for greater than 10dB set to 15dB Figure 4 2 Simplified Forward Path Block Diagram Temperature Need Compensation Procedure above 90 F 32 C or below 50 F 10 C Yes Perform temperature compensation according to page 4 5 Record the corrected values in th...

Page 52: ...ation Value is Known on page C 1 d If necessary remove the accessory or stripline from the STATION FWD EQ area and install the selected cable equalizer or cable simulator 6 Attenuate the RF output port a Measure the new Forward High Balancing Carrier Level and record the adjusted value as shown in the box that follows Calculate the PAD Value b Select an SPB PAD that has a flat loss within 0 5 dB o...

Page 53: ...lancing Carrier Level If Temperature Compensation was used balance in ALC mode for the levels calculated before Temperature Compensation Values were determined c Record both forward balancing carrier levels in the Internal TP ALC TLC Active box in the Forward Signal Levels table on the FlexNet 700 Series Line Extender Data Sheet located in Appendix E 9 Measure the signal levels of both forward bal...

Page 54: ...ver the single person and the two person return balancing procedures These procedures assume the forward balancing requirements of Forward Balancing Requirements on page 4 8 are met When balancing the return path keep in mind the following Balance the forward path first and ensure that it is trouble free The network must be free of ingress You are trying to achieve constant inputs at the return in...

Page 55: ...ess Standard sweep equipment also has a noise ingress feature that can be used for troubleshooting This displays the noise seen in the headend Tech Note TD0079 provides the generalized procedure using Wavetek Stealth equipment 3ST 3HRV and 3SRV Hewlett Packard CaLan equipment 3010H and 3010R and the method using relatively inexpensive video equipment spectrum analyzer signal generator video camera...

Page 56: ...lculate the Equalization Value Using the appropriate table in Appendix C select an MEQ plug in accessory that has a tilt as close to the Equalization Value as possible For a full explanation of the selection process see When the Equalization Value is Known on page C 1 e If necessary at the Balancing Amplifier remove the SEQ 0 or factory jumper stripline from the REVERSE EQ plug in area Install the...

Page 57: ...signal levels of both return balancing carriers at the Port 1 and Port 3 external testpoints and record these levels on the FlexNet 700 Series Line Extender Data Sheet 6 Close the housing and replace the caps on all external testpoints Refer to Housing Closing and Tightening on page 3 16 if necessary System Return High Balancing Carrier Level Measuring Amp System Return Low Balancing Carrier Level...

Page 58: ...e RF module Remove the faceplate to expose the circuit board 3 Refer to the appropriate procedure in Installing the Kits on page 4 17 for your particular return upgrade kit CAUTION Modifications or alterations of C COR products except as performed by C COR or its authorized representative will void the product warranty Contact C COR Repair Services for more information Table 4 5 Active Return Upgr...

Page 59: ... of the return hybrid Align the pins of the return hybrid with the holes on the motherboard Firmly press the return hybrid down to the motherboard 4 Insert the two hybrid mounting screws supplied in the upgrade kit through the bottom of the RF module as shown in Figure 4 5 5 Using the 2 Phillips screwdriver tighten the screws to secure the return hybrid to the RF module Torque to between 15 and 18...

Page 60: ...ade kit through the bottom of the RF module as shown in Figure 4 7 Install a combination nut lock washer on each screw Figure 4 6 UX0124 Lead Lengths 5 Using the nutdriver tighten the nuts onto the screws to secure the return hybrid to the RF module Use a flat blade screwdriver to keep the screw from turning Torque to between 12 and 18 in lbs 1 4 and 2 0N m 6 Remove any excess thermal joint compou...

Page 61: ...her and nut 6 Use the 1 Phillips screwdriver to keep the screw from turning while tightening the nut Torque to between 4 and 6 in lbs 45 and 68N m 7 Solder the regulator leads being very careful that the solder does not bridge between leads If you are upgrading an E729B Line Extender refer to Installing Diplex Filters E729B Only on page 4 20 If you are not upgrading an E729B Line Extender refer to...

Page 62: ... remove any other components 3 Orient the diplex filters so that their pins align with receptacles on the module motherboard Firmly press the diplex filters down onto the motherboard 4 Refer to Completing the Installation on page 4 21 Note Installing diplex filters without realigning the E7 Line Extender may degrade signal quality Diplex filters add insertion loss which decreases spacing Installin...

Page 63: ...on page 4 8 Return Balancing on page 4 12 Figure 4 9 E7 Motherboard Note After the installation of a Return Hybrid E7 Line Extender performance should be verified Realignment of the minimum return loss at 42 and 54 MHz by adjusting the diplex filter coils may be necessary Refer to the specification sheet for your particular line extender Note C COR recommends this as a bench procedure Tip Marking ...

Page 64: ...4 22 FlexNet 700 Series Line Extender Rev F 4 ...

Page 65: ...ard and Return High and Low Balancing Carrier Levels for the E7 Line Extender being tested see the System Map or Line Extender Data Sheet If available historical Line Extender Data Sheets will aid in troubleshooting a faulty line extender Verify the following prior to beginning any test procedure The line extender is grounded All tap outlets active unused ports ends of cables and branch points are...

Page 66: ...ble level check amplifiers closer to the signal source or headend Reasonable levels are determined by the system design Your system map and Amplifier Data Sheets can give you the designed and historical levels When trying to fix an outage quickly a much wider range of values may be accepted than when balancing or sweeping a system You can usually fix smaller problems after service is restored When...

Page 67: ...unacceptable verify that the proper accessories or striplines are still installed in all forward plug in locations and replace any accessories not in compliance with the FlexNet 700 Series Line Extender Data Sheet If necessary rebalance the E7 Line Extender 4 Calculate the true E7 Line Extender gain by subtracting the input high balancing carrier signal level measured at Port 1 from the output sig...

Page 68: ...and replace any accessories not in compliance with the Line Extender Data Sheet If necessary rebalance the line extender Figure 5 2 Simplified Return Path Block Diagram 3 Calculate the true return line extender gain by subtracting the input signal level set in Step 1 from the output level measured at Port 1 The difference should equal the operational gain of the line extender at the balancing carr...

Page 69: ...er supply if present or the RF module for units with linear power supplies Main fuse OK Previous amplifier fuse for thru power OK Replace the thru fuse If the fuse blows again check that the center conductor or connector pin and power cable are not loose or shorted to ground If not replace the H E power supply if present or the RF module for units with linear power supplies No No Yes Yes sheet 2 1...

Page 70: ...e RF module and rebalance If still not within range replace the housing 1 sheet 2 Check cable on output port for damage Check next amplifier in chain away from headend Verify that the Reverse PAD and EQ are securely in place If so and outputs are still incorrect replace the RF module If still not within range replace the housing Troubleshooting procedure has been successfully completed All amplifi...

Page 71: ...r missing gaskets rubber in the base or metal mesh in the lid loose modules or assemblies missing open blown loose or misaligned fuses heat damage burn marks charred components water damage Fuse Brass Shorting Bar Slug Replacement WARNING Hazardous voltages are present Use approved safety equipment and procedures Do not energize any station until all other stations in the power supply group have b...

Page 72: ...the tool until both ends of the fuse or slug snap into the holder simultaneously To install the fuse 117VAC 1 Replace the fuse into its holder 2 Replace the fuse cap by positioning it over the fuse pressing the fuse down into the holder and turn the cap clockwise about turn to lock in place Use fingers or screwdriver as needed RF Module Replacement To replace the RF module 1 If an H E Power Supply...

Page 73: ...ass Shorting Bar Slug Replacement on page 6 1 for fuse removal and installation procedures 10 Perform the Forward and Reverse Field Tests Refer to Chapter 5 H E Power Supply Replacement 1 Disconnect the Power Plug from RF module POWER PLUG connector by squeezing the tabs on the Power Supply module Power Plug and pulling straight out 2 Use a flat blade screwdriver to loosen but not remove the four ...

Page 74: ... 5 for necessary illustrations To replace the integrated power supply 1 Use a flat blade screwdriver to carefully remove the power supply cover 2 Carefully disconnect the AC and DC power wires from the power supply board 3 Using a 2 Phillips screwdriver or a TORX or TORX PLUS driver remove the seven 7 power supply mounting screws 4 Lift the power supply board from the RF module housing 5 Place the...

Page 75: ...ws into the threaded receptacles in the housing Tighten the screws alternately to prevent stressing the module or housing Torque to between 25 and 30 in lbs 2 8 and 3 4 N m 4 Using a fuse puller install the POWER SUPPLY FUSE 5 Perform the appropriate voltage testing based on power supply type according to Voltage Testing on pages 4 2 through 4 4 WARNING Hazardous voltages are present Use approved ...

Page 76: ...to EMBs or a wall 8 Install the replacement housing in accordance with installation procedures given in Housing Mounting on page 3 4 9 Install the RF module and power supply as described in RF Module Replacement on page 6 2 and H E Power Supply Replacement on page 6 3 or Integrated Power Supply Replacement on page 6 4 WARNING Hazardous voltages are present Use approved safety equipment and procedu...

Page 77: ... power supply housing and input output information Table A 1 E7 Line Extender RF Module Specifications page A 2 Table A 2 E7 Line Extender Power Supplies and Housings page A 3 Table A 3 Physical Specifications page A 3 Table A 4 FlexNet 700 Series Line Extender Inputs and Outputs page A 4 ...

Page 78: ...50 750 550 550 Spacing 32dB 35dB 21dB 28dB 30dB 33dB 33dB 30 31dB 32dB Level Control ALC NLC ALC ALC ALC TLC none none none ALC none Return 20dB none passive 20dB none passive 18dB none passive 18 or 20dB 20dB none passive 18 or 20dB none Input output configuration 1 input 1 output Testpoints 25dB loss for balancing the forward RF path Power Passing 10A maximum continuous current for units with 60...

Page 79: ...d housing c 90VAC 60Hz linear power supply h 2 port 1GHz flat lid housing d 117VAC 60Hz linear power supply1 1 Requires a full lid housing i 2 port 1GHz full lid housing modified for 117VAC power supply e 90VAC 60Hz H E power supply transformerless 1 j 2 port 1GHz full lid housing modified for 117VAC power supply and detachable AC power cord Table A 3 Physical Specifications Dimension Measurement ...

Page 80: ...xxx 30 dB 4 27 17 5 15 10 5 8 47 5 44 38 5 35 17 40 17 35 35 E72CL xx5Cxxx 30 dB 4 27 17 5 15 10 5 8 47 5 44 38 5 35 17 40 17 37 37 E72CJ xx4Cxxx 30 dB 4 27 17 5 15 10 5 8 47 5 44 38 5 35 17 42 17 35 35 E72CJ xx5xxxx 30 dB 4 27 17 5 15 10 5 8 47 5 44 38 5 35 17 42 17 37 37 E72CJPA15C9K 30 dB 4 27 17 5 15 10 5 8 47 5 44 38 5 35 17 42 17 37 37 E72CJPxx4C9Kx 30dB 4 27 17 5 15 10 5 8 47 5 44 38 5 35 1...

Page 81: ... to the specification sheet for more information about the specific line extender in question 2 Internal cable equalization dB of cable loss is at highest frequency add 1 dB for EQ value of PAD 3 The outputs reflect unadjusted system tilts System personnel should consider their system tilt to arrive at actual outputs 4 54MHz unless shown otherwise in the 54MHz column 5 See also E729B NA4A1 6 See a...

Page 82: ...A 6 FlexNet 700 Series Line Extender Rev F A ...

Page 83: ...ovides functional block diagrams to support the identification and balancing of the FlexNet 700 Series Line Extender Figure B 1 E7 Line Extender page B 2 Figure B 2 E75 Line Extender 862 MHz with ALC page B 3 Figure B 3 E7 Line Extender 862MHz 117Vac page B 4 Figure B 4 E629 Line Extender page B 5 ...

Page 84: ...ass Filter Pre amplifier Power Supply Reverse Power Supply Diplex Filter Diplex Filter Automatic Level Control B 24 V DC RF Signals and AC Power Combined RF Signals Only AC Power Only DC Power optional component Legend only on amplifiers with ALC only on amplifiers with TLC not present in amplifiers with H E power supplies Reverse Amplifier not present in amplifiers with 117 V powering AC RFI Filt...

Page 85: ... Low Pass Filter B 24 V DC B 24 VDC 25 dB FORWARD BALANCING T P B 24 V DC FORWARD PAD FORWARD EQ INTERSTAGE EQ 15 5 dB IGC High Pass Filter Pre amplifier Diplex Filter Diplex Filter Reverse Amplifier PIN Diode ALC Circuit B 24 VDC 25 dB REVERSE OUTPUT T P Port 1 RF AC AC Power MAIN FUSE Switch Mode Power Supply RF AC AC Power THRU POWER FUSE Port 3 25 dB AC Blocked Testpoint Plug in Accessory ...

Page 86: ... d B FORWARD BALANCING T P B 24 V DC FORWARD PAD FORWARD EQ INTERSTAGE EQ Amplifier 8 dB IGC High Pass Filter Pre amplifier Power Supply Reverse Power Supply Diplex Filter Diplex Filter RF Signals and AC Power Combined RF Signals Only AC Power Only DC Power Legend Reverse Amplifier RFI Filter FUSE 117 V AC Power plug in accessory Port 3 25 dB AC Blocked Testpoint ...

Page 87: ...Port 1 RF AC AC Power Port 3 RF AC AC Power THRU POWER FUSE PAD EQ Interstage EQ Pre amplifier B 24 V DC MAIN FUSE RF Signals and AC power combined RF Signals only AC power only DC power optional component Legend plug in accessory Surge Filter Surge Filter 25 dB AC Blocked Testpoint ...

Page 88: ...B 6 FlexNet 700 Series Line Extender Rev F B ...

Page 89: ...ion Value calculated during Forward Balancing is positive you will need to use an equalizer to balance the E7 Line Extender and should refer to Equalizer Selection Positive Equalization Value If the Equalization Value calculated during Forward Balancing is negative you will need to use a cable simulator to balance the E7 Line Extender and should refer to Cable Simulator Selection Negative Equaliza...

Page 90: ...of Cable Equalized at Highest Frequency for cable equalizers and dB of cable simulated for cable simulators columns of the E7 Line Extender Reference Tables the amount of the factory installed alignment of the E7 Line Extender if any must be known This information is found on the E7 Line Extender Specification Sheet 1 Note the amount of cable loss the E7 Line Extender is designed to accommodate at...

Page 91: ...ted at Highest Frequency column Installing Plug in Accessories Equalizers are keyed so they can only be installed one way The E7 Line Extenders may have factory installed jumpers that provide a continuous signal path across accessory plug in areas The two types of jumpers include soldered in jumpers removable jumper wires Before installing any accessories these jumpers jumper wires must be removed...

Page 92: ... to grasp the jumper at the cut end 4 While firmly grasping the jumper use wire cutters to cut the remaining soldered end of the jumper 5 Remove the jumper with the needlenose pliers Figure C 1 Example of Soldered in Jumpers CAUTION Use caution when removing soldered in jumpers to ensure that no loose wire scraps remain on the RF module printed circuit board x THRU POWER FUSE MAIN FUSE SER NO MHz ...

Page 93: ...03 3 0 2 9 2 8 2 8 2 4 1 6 1 5 1 4 1 2 1 0 2 0 SEQ 862 04 4 0 4 0 4 0 4 0 3 2 1 9 1 6 1 4 1 2 1 0 4 0 SEQ 862 05 5 0 4 8 4 6 4 5 3 4 2 1 1 7 1 4 1 2 1 0 5 0 SEQ 862 06 6 0 5 9 5 6 5 6 4 2 2 6 2 1 1 6 1 2 1 0 6 5 SEQ 862 07 7 0 6 9 6 6 6 6 5 4 3 1 2 5 1 9 1 4 1 0 7 8 SEQ 862 08 8 0 7 8 7 5 7 4 5 6 3 4 2 7 2 1 1 4 1 0 8 7 SEQ 862 09 9 0 8 8 8 4 8 3 6 3 3 6 2 8 2 0 1 4 1 0 10 5 SEQ 862 10 10 0 9 6 9 ...

Page 94: ...4 3 1 5 2 6 3 6 6 7 0 4 3 5 4 6 0 7 1 7 4 7 7 SCS 862 08 1 0 1 3 1 4 3 3 6 0 7 3 7 6 8 0 5 0 6 2 6 9 8 2 8 6 8 9 SCS 862 09 1 0 1 3 1 6 3 7 6 6 8 1 8 5 9 0 5 7 7 1 7 9 9 4 9 8 10 2 SCS 862 10 1 0 1 4 1 6 3 9 7 3 9 0 9 4 10 0 6 4 8 0 8 9 10 6 11 1 11 5 SCS 862 11 1 0 1 5 1 7 4 4 8 0 10 0 10 3 11 0 7 1 8 9 9 9 11 8 12 3 12 8 SCS 862 12 1 0 1 5 1 7 4 8 8 7 10 9 11 4 12 0 7 9 9 8 11 0 13 1 13 6 14 1 S...

Page 95: ...5 10 2 7 5 5 5 4 2 3 0 2 0 1 0 13 5 SEQ 750 12 11 8 11 3 11 0 8 1 6 0 4 6 3 3 2 2 1 0 14 5 SEQ 750 13 12 9 12 4 12 2 8 9 6 6 5 1 3 7 2 5 1 0 16 0 SEQ 750 14 14 0 13 5 13 2 9 7 6 9 5 3 3 8 2 5 1 0 17 0 SEQ 750 15 14 9 14 3 13 9 10 1 7 5 5 8 4 3 2 6 1 0 18 5 SEQ 750 16 15 8 14 9 14 5 10 5 8 0 6 1 4 4 2 7 1 0 20 0 SEQ 750 17 16 8 16 0 15 6 11 3 8 2 6 2 4 4 2 6 1 0 21 0 SEQ 750 18 17 9 17 1 16 6 11 9 ...

Page 96: ...8 8 7 10 4 12 0 13 6 15 0 12 1 13 8 15 4 17 0 18 4 Passband Flatness 0 6 dB P V Document number 600647 Rev B Return Loss I O 18 16 dB Table C 5 SEQ 625 Series Cable Equalizers dB of cable equalized at highest frequency Insertion Loss in dB at Frequency MHz Model Number 54 70 80 222 350 450 550 600 625 SEQ 625 02 1 9 1 8 1 8 1 5 1 4 1 2 1 1 1 0 1 0 1 3 SEQ 625 03 2 9 2 8 2 7 2 1 1 7 1 4 1 2 1 1 1 0...

Page 97: ...0 3 7 3 4 6 3 3 2 1 1 0 22 2 MEQ 550 18 17 5 16 8 16 3 10 4 7 7 4 8 3 5 2 2 1 0 23 6 MEQT 550 4 7 0 6 9 6 8 5 3 4 5 3 9 3 7 3 4 3 0 5 5 MEQT 550 8 10 9 6 8 6 6 5 3 6 1 4 8 4 1 3 7 3 0 11 1 MEQT 550 11 13 7 13 0 12 7 8 9 7 2 5 4 4 6 4 0 3 0 15 2 Passband Flatness MEQ 550 02 thru 09 0 3 dB P V MEQ 550 Document number 600564 Rev B MEQ 550 10 thru 18 0 4 dB P V MEQT 550 Document number 600600 Rev B ME...

Page 98: ...band Flatness MEQ 65 0 1dB MEQ 65 Document number 600615 Rev B MEQT 65 0 2dB MEQT 65 Document number 600616 Rev B Return Loss I O 18 16dB Table C 9 MEQ 55 and MEQT 55 Series Cable Equalizers Insertion Loss in dB at Frequency MHz dB of cable equalized at Model Number 5 55 55 300 400 450 550 750 MEQ 55 2 1 9 1 0 1 2 3 0 3 5 3 7 4 2 5 0 MEQ 55 3 2 7 1 0 2 5 6 0 7 0 7 5 8 3 9 9 MEQ 55 4 3 6 1 0 3 7 9 ...

Page 99: ... P V MEQ 42 Document number 600540 Rev C 0 3dB P V MEQT 42 Document number 600595 Rev D Return Loss I O 18 16 dB Table C 11 MEQ 33 and MEQT 33 Series Cable Equalizers Insertion Loss in dB at Frequency MHz dB of cable equalized at Model Number 5 33 33 300 400 450 550 750 MEQ 33 2 2 3 1 0 2 2 7 0 8 2 8 7 9 7 11 6 MEQ 33 3 3 1 1 0 3 5 11 0 12 8 13 7 15 3 18 2 MEQ 33 4 3 8 1 0 4 5 14 0 16 4 17 4 19 4 ...

Page 100: ... 7 MEQT 30 2 5 1 2 5 4 3 14 0 17 4 19 4 23 2 MEQT 30 4 6 3 2 5 6 4 21 0 26 1 29 2 34 8 MEQT 30 6 7 6 2 5 8 5 28 0 34 8 38 9 46 4 Passband Flatness MEQ 30 0 2 dB p v MEQ 30 Document number 600597 Rev A MEQT 30 0 4 dB p v MEQT 30 Document number 600599 Rev A Return Loss I O 18 16 dB Table C 13 SEQPB Series Cable Attenuators PADs Model Number 5 1000 MHz Flat Loss dB SEQPB 01 1 0 SEQPB 1 5 1 5 SEQPB 0...

Page 101: ...PB 11 5 11 5 SPB 17 17 0 SPB 1 1 0 SPB 6 5 6 5 SPB 12 12 0 SPB 17 5 17 5 SPB 1 5 1 5 SPB 7 7 0 SPB 12 5 12 5 SPB 18 18 0 SPB 2 2 0 SPB 7 5 7 5 SPB 13 13 0 SPB 18 5 18 5 SPB 2 5 2 5 SPB 8 8 0 SPB 13 5 13 5 SPB 19 19 0 SPB 3 3 0 SPB 8 5 8 5 SPB 14 14 0 SPB 19 5 19 5 SPB 3 5 3 5 SPB 9 9 0 SPB 14 5 14 5 SPB 20 20 0 SPB 4 4 0 SPB 9 5 9 5 SPB 15 15 0 SPB 4 5 4 5 SPB 10 10 0 SPB 15 5 15 5 SPB 5 5 0 SPB 1...

Page 102: ...C 14 FlexNet 700 Series Line Extender Rev F C ...

Page 103: ...CHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR ANY OTHER MATTER The Warranty Period for C COR net s primary products is as follows 1 DV6000 Digital Transport System Products two 2 years from date of shipment 2 lumaCOR Headend and Hub Products three 3 years from date of shipment 3 Optiworx Headend Products two 2 years from date of shipment 4 naviCOR and I Flex Nodes three 3 years from date of shi...

Page 104: ...D 2 FlexNet 700 Series Line Extender Rev F D ...

Page 105: ...nder in your system Data Sheets are particularly helpful for providing historical information when troubleshooting the E7 Line Extender System Map Information Map Signal Information Pre Selected Accessories Measured Data Technician Selected Accessories Map Serial E7 Line Extender System P S Cascade Location Air Temp Model Forward High Low Balancing Carriers TCV Reverse High Low Balancing Carriers ...

Page 106: ...e Forward Signal Levels Reverse Signal Levels Testpoint Forward High Carrier Forward Low Carrier Testpoint Reverse High Carrier Reverse Low Carrier P1 input P1 output P3 dist output P3 input Internal TP MAN Internal TP ALC TLC Active Fuse Values Voltages MAIN FUSE AC Volts Raw DC THRU POWER FUSE B Ripple Reverse B ...

Page 107: ...grams See functional block diagrams C cable connector assembly 3 13 calculating carrier levels 4 5 cautions See document conventions centerseizure assembly 3 14 coaxial cable attachment 3 12 compliance statements of 1 5 configuration forward balancing power supply return balancing 4 12 temperature compensation 4 5 D data sheet E 1 measured data E 1 measured signal information E 2 technician select...

Page 108: ... 1 6 MCS 550 C 9 MEQ 42 C 11 MEQ 55 C 10 MEQ 550 C 9 MEQ 65 C 10 MEQT 42 C 11 MEQT 55 C 10 MEQT 550 C 9 MEQT 65 C 10 model options bandwidth 1 4 frequency split 1 4 housing 1 4 housing finish 1 4 internal cable equalization 1 4 level control 1 4 module designator 1 4 powering 1 4 return 1 4 series 1 4 spacing 1 4 mounting bolt selection 3 8 strand pedestal 3 5 strand pedestal with EMBs 3 6 wall 3 ...

Page 109: ...A 2 identification 2 2 2 5 replacement 6 2 S SCS 750 series cable simulators C 8 SCS 862 series cable simulators C 6 SEQ 625 series cable equalizers C 8 SEQ 750 series cable equalizers C 7 SEQ 862 series cable equalizers C 5 SEQPB series cable attenuators PADs C 12 SPB series cable attenuators PADs C 13 statements of compliance 1 5 strand pedestal mounting general 3 5 with EMBs 3 6 T temperature c...

Page 110: ...Index 4 Rev F ...

Page 111: ...Introduction fm Page 10 Monday April 1 2002 12 43 PM ...

Page 112: ...814 238 4065 P O Box 10 265 1301 AG Almere The Netherlands Tel 31 36 546 1111 Fax 31 36 536 4255 www c cor net B R O A D B A N D C O M M U N I C A T I O N S P R O D U C T S 700 Series Line Extenders E7 and E629 MX0507 Rev F FlexNet 700 Series Line Extenders Equipment Manual FlexNet 700 Series Line Extenders E q u i p m e n t M a n u a l FlexNet ...

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