FX80 PON Optical Power Meter User Manual
Page 15 of 38
6.2.2.3 ITU-T G.984-2 Standard Pass/Fail Thresholds
1.244 Gbs DS direction
1490nm OLT Launch Power
1490 ONT/ONU Receive Power
Class A
Class B
Class C
Class A
Class B
Class C
Min Avg Power (dBm)
-4
1
5
-25
-25
-26
Max Avg Power
1
1
9
-4
-4
-4
2.48 Gbs DS direction
1490nm OLT Launch Power
1490 ONT/ONU Receive Power
Class A
Class B
Class C
Class A
Class B
Class C
Min Avg Power (dBm)
0
5
3
-21
-21
-28
Max Avg Power
4
9
7
-3
-7
-8
1.244 Gbs US direction
1310nm ONT/ONU Launch Power
1310 OLT Receive Power
Class A
Class B
Class C
Class A
Class B
Class C
Min Avg Power (dBm)
-3
-2
2
-24
-28
-29
Max Avg Power
2
3
7
-3
-7
-8
622 Mbs DS direction
1310nm ONT/ONU Launch Power
1310 ONU Receive Power
Class A
Class B
Class C
Class A
Class B
Class C
Min Avg Power (dBm)
-6
-1
-1
-27
-27
-32
Max Avg Power
-1
4
4
-6
-6
-11
155 Mbs DS direction
1310nm ONT/ONU Launch Power
1310 ONU Receive Power
