Table of Contents
Advertisement
Installation and Verification Manual
4 Load the STS3_ANSI.msk test mask and check the eye meets the
mask ( see example).
STS-3 Eye Mask Test
5 Press <Menu>, choose System > Preferences then press
<Select>. Set Network Standard to SDH.
6 Press <Menu>, choose Tx/Rx > Transmitter Settings then
press <Select>. Select the Physical tab. Set the Signal Rate
to STM-1, and Interface to Electrical.
7 Load the 155Mb_ITU_0.msk test mask and check the 'zero'
pulses are within the mask. See examples.
8 Also check the 'ones' pulses (normal & inverted) by loading
and checking against the 155Mb_ITU_1.msk and
155_ITU_1_INV.msk test masks (see examples).
Performance Tests
137
3
Advertisement
Table of Contents
