ZTE Corporation R8854S2600 Manuale Utente
ZXSDR R8854 S2600 Product Description
10
ZTE Confidential & Proprietary
Amplifies and filters signals and implements A/D & D/A conversion;
Implements low noise amplifier (LNA) function;
Converts optical and electric signal;
Captures reference clock signal from baseband unit and provides clock signal to
other units;
Measures and reports voltage standing wave ratio (VSWR);
Implements hardware failure self-detection and alarm;
Detects and alarms over-heat situation;
Implements low noise amplifier function;
Provides communication interfaces of 2 CPRI interfaces, 1 DB15 interface for dry
contacts of external monitor equipment communication or AISG connection;
Implements reset function.
2.2.2
DFL
The DFL has following functions:
Combines and isolates transmitted and received signals;
Filters the transmitted signal and received signal;
2.2.3
PA
The PA has following functions:
Performs radio signal amplifying function;
Reports temperature information;
Implements over-heat, over-power and over-standing wave protecting function.