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3.2 Technique Parameters 

Item 

Unit 

Technique Parameters 

Optical    Parameters 

Receiving Optical Power 

dBm 

-7 ~ +2

Optical AGC Control Range 

dBm 

+2 

  -7

Optical Return Loss 

dB 

>45

Optical Receiving 

Wavelength 

nm 

1100 ~ 1600 

Optical Connector Type 

SC/APC or specified by the user 

Fiber Type 

Single Mode 

Link  Performance 

C/N 

dB 

≥ 51 

EQ 8dB, output level 

108dBμV (FZ110) 

C/CTB 

dB 

≥ 65 

C/CSO 

dB 

≥ 60 

RF  Parameters 

Frequency Range 

MHz 

45 ~862 

Flatness in Band 

dB 

±0.75 

Rated Output Level 

dBμV 

≥ 108 

Max Output Level 

dBμV 

≥ 116 (-7 ~ +2dBm optical power received) 

Output Return Loss 

dB 

≥16 

Output Impedance 

Ω 

75 

EQ Range 

dB 

0

20 

ATT Range 

dB 

0

20 

Generic    Characteristic

 

Power Voltage 

A: AC (150~265)V  B: AC (35~90) 

Operating Temperature 

 

-40~60

Consumption 

VA 

≤18 

Dimension 

mm 

220 (L) * 205 (W) * 65 (H) 

Note: 

The forward RF parameters are tested under the condition of using NEC module. Use 

other module, the parameters will be slightly different. 

4. Block Diagram

Содержание XC8602ME-B

Страница 1: ...XC8602ME B Optical Receiver Manual Optical Receiver Specification ...

Страница 2: ...al according to the measuring method of GY T 194 2003 Specifications and methods of measurement on optical node used in CATV systems and tested in the following conditions Testing conditions Forward path optical receiver part with 10km standard optical fiber passive optical attenuator and standard optical transmitter composed the testing link Set 59 PAL D analog TV channel signal at range of 45 87...

Страница 3: ... CTB dB 65 C CSO dB 60 RF Parameters Frequency Range MHz 45 862 Flatness in Band dB 0 75 Rated Output Level dBμV 108 Max Output Level dBμV 116 7 2dBm optical power received Output Return Loss dB 16 Output Impedance Ω 75 EQ Range dB 0 20 ATT Range dB 0 20 Generic Characteristic Power Voltage V A AC 150 265 V B AC 35 90 V Operating Temperature 40 60 Consumption VA 18 Dimension mm 220 L 205 W 65 H No...

Страница 4: ...g port or external optional 4 Working indicator 5 Optical power display tube 6 Power interface 7 Switching power supply 8 Power cord in 9 AC60V power pass inserter 10 Output 20dB test port 11 Output 1 12 FZ110 or FP204 13 AC60V feed 14 AC60V power pass inserter 15 Output 2 16 Network management interface 17 Fiber in 18 Network cable in ...

Страница 5: ...an be direct connected and change the computer IP to 192 168 1 XXX XXX is any number from 0 to 255 except 168 start upper computer network management software then search the device and log in 3 Right click device icon and choose modify the device IP 4 Enter new IP address gateway and subnet mask 5 Click modify then exit it is done There will show new IP address and gateway on operational logbook ...

Страница 6: ... signal is too low 1 Check the received optical power of the optical contact point and make appropriate adjustments to make it in the specified range 2 Improve the optical received power of the optical contact point by cleaning the optical fiber connector or adapter etc methods Specific operation methods see Clean and maintenance method of the optical fiber connector 3 Check the RF input signal le...

Страница 7: ...nnector component or bulkhead with a fiberscope If the connector is dirty clean it with a cleaning technique following these steps 1 Carefully pull off the optical fiber active connector from the adapter The optical fiber active connector should not aim at the human body or the naked eyes to avoid accidental injury 2 Wash carefully with good quality lens wiping paper or medical degrease alcohol co...

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