ZXA10 S300 (V1.1) Integrated Access Service Dispatching Unit Technical Manual
58 Confidential and Proprietary Information of ZTE CORPORATION
External FE Interface of TFLA Board
The TFLA board provides three FE interfaces. For details, see
Table 35.
TABLE 35 − EXTERNAL SERVICE INTERFACES OF THE ZXA10 S300 TFLA
BOARD
S.N. 1
Signal
Line Signal FE
Pin No. and Signals
ST
＋
ST
SR
＋
SR
Pins 1, 2, 3 and 6 of the RJ45 socket are used: Pins 1
and 2 are one pair; Pins 3 and 6 are another pair;
Pins 1 and 3 are the “+” ends, and Pins 2 and 6 are
the “-” ends. The FE interfaces of TFLA do not have
crossover/straight adaptive function, and they are set
as the network side interface mode by the software.
Connector RJ45
Configuration At most three pieces for each TFLA board
Cable It should not be more than 50 meters.
External E1 Interface of LIU/E1BU
The LIU provides 63 pairs of 2 M E1 interfaces, while the E1BU
provides 32 pairs. For details, see
Table 36.
TABLE 36 − EXTERNAL SERVICE INTERFACES OF THE ZXA10 S300 LIU
S.N. 1 (LIU)
Signal
Line Signal E1
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