Lindsay Broadband LBON4000 ONU Скачать руководство пользователя страница 5 | Manualshive

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background image

3

3.0 Block Diagram

HPF

ATT3

ATT4

EQ2

EQ1

H

H

L

L

ATT5

AK1

AK2

A

T

T

2

A

T

T

1

Optical Rx

input LED TP

Optical Rx

input

Optical Tx

out

Optical

Receiver

Optical

Transmitter Laser

-20dB TP

-20dB TP

-20dB TP

-20dB TP

-20dB TP

-20dB TP

RF Port 1

RF Port 3

RF Port 2

RF Port 4

FIGURE 1

.

Dual Fiber

User Manual

LBON4000

FIGURE 2

.

Single Fiber

LBON4000 April 2013

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Содержание LBON4000 ONU

Страница 1: ...LBON4000 ONU User Manual LBON4000 April 2013...

Страница 2: ...Product Description 1 2 0 Safety Notes 2 3 0 Block Diagram 3 4 0 Specifications 4 5 0 RF Connector Installation 5 6 0 Power Connector Installation 5 7 0 AC Power Director 6 8 0 General Set Up 6 9 0 F...

Страница 3: ...elength laser type and band splits for maximum application FEATURES High RF output level 52 48dBmV per Port for 2 4 Ports GaAsFET Technology provides Low Distortions and Low power consumption Downstre...

Страница 4: ...ly damage the retina of an eye Avoid direct exposure to the laser light source Never apply power to this product if the fiber is neither connected nor terminated Never stare directly into a fiber or a...

Страница 5: ...1 Optical Rx input LED TP Optical Rx input Optical Tx out Optical Receiver Optical Transmitter Laser 20dB TP 20dB TP 20dB TP 20dB TP 20dB TP 20dB TP RF Port 1 RF Port 3 RF Port 2 RF Port 4 FIGURE 1 Du...

Страница 6: ...mW 2 3 4 mW RF Input Level dBmV Dynamic Input Range NPR 38 dB Frequency Range Optional 5 65MHz 5 42 MHz Flatness of Frequency Response f 5 to 42MHz 0 75 dB Input Return Loss f 5 to 42MHz 16 dB Optical...

Страница 7: ...the end of the cable now 6 Insert the KS connector and cable to the Housing base and tighten connector KS connectors should be tightened per manufacturer s specifications 7 Using a Philips screw driv...

Страница 8: ...he total upstream RF signal level from all ports is within the node s specified input range then connect the coaxial cable to the node s RF In Out F port 4 The LBON4000 must be grounded Use a split bo...

Страница 9: ...oint 20dB and with a 0dB pad in ATT3 position place desired attenuator value into EQ1 for desired output tilt 4 Countinuing to monitor Out1 test point 20dB adjust pad value in ATT3 position for the de...

Страница 10: ...dsaybroadbandinc com Resources Tab for a spreadsheet calculator The Total RF return level at the input to the laser should be 34 50dBmv NPR 38dB This can be checked at the Return test point 20dB at th...

Страница 11: ...st ATT5 pad value to insure total return level to the laser is 34 50dBmv Measure the RF levels at the node input using the Rev T P and remember that it is 20dB below the actual signal level Please not...

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