3-84
Performance Tests
External MTS Clock (Options US1, [US5], A1T, [A1U], A3R [A3S], 120)
External - MTS 64k Clock
21. Select CLOCK : EXTERNAL [MTS 64K CLOCK].
22. Set the HP 3335A to output a 32kHz, 2V p-p signal.
23. Connect the HP 3335A to the 100Ω 64K REF IN port.
24. Press and check that the RESULTS display reads NO TROUBLE
and all the Alarm leds are off.
STM-1 RX
25. Select CLOCK : STM-1 [RX].
26. Set the HP 3335A to output a 77.760MHz, 2V p-p signal.
27. Connect the HP 3335A to the STM-1 IN port and check that the CLOCK LOSS
led is off. (Ignore any other Alarm leds.)
RUN/STOP
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