System information

FCD 901 48
Issue R2A, 07.2009
XMP1 Release 5.5 System Description
Port LE2 OPT U
Page 9-10 Proprietary Information Aastra
Optical 2 Mbit/s equipment interfaces
2F module; 2 Mbit/s optical line interface F1
62.7026.570.00-A001 (AN00120461) 1310 nm
Laser class Laser class 1
Transmission path
Fiber-optic cable
Single-mode fiber 10/125
m,
Multimode fiber 50/125
m,
separate fibers for F1in/F1out
Bit rate (2048
2 x 10
-5
) kbit/s
Baud rate 4096 kBaud
Signal code MCMI or MCMI inverted
Tx signal shape Rectangle
Wavelength 1270 nm to 1340 nm
Extinction factor < 0.1
Average optical transmit power (as-delivered
state)
-10 dBm
1 dB
Maximum transmit power < 8.8 mW
Receive level range, (BER <10
-8
) -8 dBm to -35 dBm
Plug connector type to DIN, optionally to SC-PC or E2000
Table 9.E: Port interfaces
Figure 9.1: Levels at the 2F module
PIN
Laser
Tx level Rx level
P
Tx
P
Rx
Connector
Connector
–10 dBm 2 dB –8 dBm to –35 dBm
25 dB