CANOGA PERKINS 3240S SNMP Managed Fiber Optic Multiplexer - Manual (Page 87)

3240S F I B E R O P T I C M U L T I P L E X E R
3240S Fiber Optic Multiplexer
Figure 5-1c
Troubleshooting Flowchart (3 of 3)
5-5
*Note: The values of power reading toler-
ance is based on 850nm LED. Laser
1310nm or 1550nm applications must be
adjusted accordingly
B
Reconnect Tx at
local Mux. Go to
remote Mux, mea-
sure Rx.
>/= -32dB?
*
No
Yes
Bad remote Mux
Bad remote Rx fiber
C
>/= -18dB
+/-2dB?
*
No
Yes
Bad remote Mux
Bad local Rx fiber