Rev F
Configuration
4-15
4
4. Attenuate the RF output ports:
a. At the Measuring Amplifier, measure the adjusted Return High Balancing Carrier Level
and record it as shown in the box below. Calculate the PAD Value.
b. Select an SPB PAD that has a flat loss as close to the PAD Value as possible.
c.
If necessary, at the Balancing Amplifier, remove the SPB-0 PAD or factory installed
jumper (stripline) from the
REVERSE PAD
plug-in area. Install the selected SPB PAD
into the
REVERSE PAD
plug-in area.
5. At the Balancing Amplifier, measure the signal levels of both return balancing carriers at the
Port 1 and Port 3 external testpoints and record these levels on the
6. Close the housing and replace the caps on all external testpoints. Refer to
on page 3-16, if necessary.
–
=
System Return High
Balancing Carrier Level
(Measuring Amp)
System Return Low
Balancing Carrier Level
(Measuring Amp)
System Tilt of Measuring
Amp
–
=
Measured Return High
Balancing Carrier Level
(Measuring Amplifier)
Measured Return Low
Balancing Carrier Level
(Measuring Amplifier)
Measured Tilt
–
=
System Tilt
Measured Tilt
Equalization Value
–
=
Measured Return High
Balancing Carrier Level
System Return High
Balancing Carrier Level
PAD Value
Summary of Contents for FlexNet E629
Page 2: ...Introduction fm Page 10 Monday April 1 2002 12 43 PM ...
Page 16: ...1 8 FlexNet 700 Series Line Extender Rev F 1 ...
Page 26: ...2 10 FlexNet 700 Series Line Extender Rev F 2 ...
Page 64: ...4 22 FlexNet 700 Series Line Extender Rev F 4 ...
Page 82: ...A 6 FlexNet 700 Series Line Extender Rev F A ...
Page 88: ...B 6 FlexNet 700 Series Line Extender Rev F B ...
Page 102: ...C 14 FlexNet 700 Series Line Extender Rev F C ...
Page 104: ...D 2 FlexNet 700 Series Line Extender Rev F D ...
Page 110: ...Index 4 Rev F ...
Page 111: ...Introduction fm Page 10 Monday April 1 2002 12 43 PM ...
