3. Using the Instrument .......................................... 11
3.1 Function Menu Display ··································· 11
3.2 Learn User Channel Plan ································· 13
3.3 Level Measurement ·········································17
3.3.1 Analogue channel measurement ············ 20
3.3.2 Digital channel measurement ················· 24
3.3.3 Limit Display ············································ 28
3.4 Constellation Diagram ···································· 29
3.5 BER Statistics Measurement ··························· 36
3.5.1 Parameter Description ····························· 37
3.5.2 Soft Keys Operations ································ 37
3.6 MER Versus Carriers ······································· 38
3.6.1 Soft Keys Operation¡Error! Marcador no
definido.
3.7 ECHOES ··············· ¡Error! Marcador no definido.
3.8 Spectrum Scanning ········································· 39
3.8.1 Soft Keys Operation ································ 40
3.8.2 Parameter Setting ··································· 41
3.9 Tilt/Level List Measurement ··························· 45
3.9.1 Tilt Graph Mode······································· 47
3.9.2 Tilt List Mode ·········································· 48
3.10 Channel Scanning ········································· 50
3.10.1 Soft Keys Operation ······························ 51
3.11 HUM Measurement ······································ 54
3.11.1 Soft Keys Operation ······························ 55
3.12 Limit Measurement ······································ 56
3.12.1 Test Results List ······································ 57
III