Lindsay Broadband LBDG-100-DC Installation Manual Download Page 7

 

LBDG-100-DC 

 

SECTION 3 INSTALLATION 
 

 
Installation  of  the  LBDG-100-DC  DOCSIS  3.0  Gateway  is  similar  to  the 
installation  of  a  line  extender   or  any  other  piece  of  CATV  equipment. 
The DOCSIS Gateway  can be connected to a  power-passing coupler or 
splitter.  Call  Lindsay  Broadband  for  the  recommended  power  insertion 
device for your application.  
 

3.1 Pre-Installation 

 
Upon  receipt  of  the  LBDG-100-DC,  inspect  the  carton  for  any  external 
damage.  If  damage  is  present,  inspect  the  Gateway  exterior  for 
damage.  Report  any  apparent  damage  to  the  shipping  agent  and  the 
Lindsay Broadband sales office. 
 
Pad  values  can  be  determined  ahead  of  time.  The  loss  of  the  HFC 
interface  board  should  be  accounted  for  when  calculating  pad  values. 
There  is  -4dB  of  loss  in  the  reverse  direction  and  -5dB  of  loss  in  the 
forward  direction.  The  forward  pad  should  be  selected  such  that  the 
power incident on the cable modem is 0dBmV ( +5dBmV at the Gateway 
KS  connection).  For  best  return  path  S/N,  the  reverse  pad  should  be 
selected  so  as  to  have  the  cable  modem  operate  near  its  maximum 
output level (+50 to +52dBmV). 
 
The  cable  modem  can  be  provisioned  ahead  of  time  using  the  MAC 
address located on the label on the exterior of the Gateway lid.  
 
A ½” wrench is needed for both the strand clamp and housing bolts.  
 
 

 

 
 
 

Summary of Contents for LBDG-100-DC

Page 1: ...LBDG 100 DC LBDG 100 DC Strand Mount DOCSIS 3 0 Gateway with DC Power Output Installation Guide...

Page 2: ...ents not recommended for this product as they may cause hazards SERVICING Remove power from this device and refer servicing to qualified personnel under the following conditions 1 If the inside of the...

Page 3: ...used replacement parts specified by the manufacturer or parts that have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards SERV...

Page 4: ...component identification diagrams installation instructions and specifications 1 2 General Description The DOCSIS 3 0 Gateway uses the HFC network to power and backhaul IP based devices It can be con...

Page 5: ...mately 406 x 228 x 165mm 16 x 9 x 6 5 not including connectors Its weight is around 6 9 Kg 15 3 Lbs 1 4 Major Components Internally the housing bottom contains the HFC interface board and DOCSIS 3 0 c...

Page 6: ...type surge protection A power interrupt to disconnect AC power SECTION 2 COMPONENTS IDENTIFICACION HFC INPUT SURGE ARRESTOR AC INTERRUPT DC POWER TO DEVICE EMI SEAL WEATHER SEAL CABLE MODEM UPSTREAM D...

Page 7: ...ipping agent and the Lindsay Broadband sales office Pad values can be determined ahead of time The loss of the HFC interface board should be accounted for when calculating pad values There is 4dB of l...

Page 8: ...quirements The DOCSIS 3 0 Gateway with DC Power Output can be connected to any power passing splitter or coupler The following formula can be used to calculate the current draw for your installation W...

Page 9: ...LBDG 100 DC 3 4 Output Receptacle Wiring...

Page 10: ...sured at the single test point Readings are 20dB below the levels seen at the cable modem Adjust pad values as required 8 Optional Silicone Grease can be applied to the exposed part of the O ring befo...

Page 11: ...nector body from the parts kit into the fixed body already installed in the Gateway Keep tightening until the flat washer just starts to compress and bulge outward This can be done by hand or with a w...

Page 12: ...LBDG 100 DC SECTION 4 LBDG 100 DC HOUSING DIMENSIONS 4 1 Housing Dimensions TOP VIEW RIGHT END SIDE VIEW SIDE VIEW FROM HINGE 16 375 9 750 1 875 6 375 1 250...

Page 13: ...ended HFC Return Loss 16dB Max Insertion Loss 5dB 1dB Test Point 20dB Relative to Cable Modem RF Port Pad Type JPX Separate Forward and Reverse Temperature Range 40 to 60 C 40 F to 140 F EMI Isolation...

Page 14: ...LBDG 100 DC...

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