Test Setup - Test Configurator, Timer, and System
88 MAX-800 Series
Clock
Clock
Allows the configuration of the clock synchronization. Only available on
MAX-860G using 10G WAN interface and on MAX-880.
From the Test menu, tap Setup, Test Configurator, and tap on the clock
block.
Clock Synchronization
Clock Mode allows selecting the clock source that will be used for
transmission (TX).
Internal: Internal clock of the unit (STRATUM 3).
Recovered: Line clock from the input port signal involved in the
test. Available with Transport test applications, CPRI/OBSAI RRH,
and Ethernet applications using 10G WAN. The clock mode is
forced to Recovered for 1GE electrical interface using Slave local
clock (see Local Clock on page 114).
External: Clock signal from the EXT CLK port. Only available on
MAX-880 model.
Ext Clock In
Note: Available on MAX-880 model only and when the Clock Mode is set to
External.
Allows setting the external clock for test synchronization.
Interface Type allows the selection of the clock interface:
DS1 (default), E1, 2MHz, or 1PPS. 1PPS is automatically selected in
One-Way Latency measurement mode for Dual Test Set .
Ext Clock In on a green background indicates that a valid clock is
received.
LOS on a red background indicates that the received clock is not valid.
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