Viavi 3900 Series Operation Manual page 203

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6. 7. 1. D. 12
M ark ers S o ft Key
M ar ke r fu nc tio na lity is d es cr ibe d in th e se cti on title d M ark er s, in C h ap ter 6, Ra d io T e st
In stru m en ts .
6. 7. 1. D. 13
To g gl e M ar ker S o ft Key
R efe r to s ec tion tit led T og gle M a rke r S o ft K ey in C ha pte r 6 , R a dio T es t In str um e nts .
M ar ke r fu nc tio na lity is d es cr ibe d in th e se cti on title d M ark er s, in C h ap ter 6, Ra d io T e st
In stru m en ts .
6. 7. 1. D. 14
Tr ace S o ft Key
Th e Tr ac e S o ft K ey a cc es se s tr ac e d is pla y c on tro l fu n ctio ns to al low u se rs to o b tain
av er ag e a n d p e ak m ea su re m en ts an d t o c ap tu re tra ce s b ein g dis pla y ed on th e plo t fie ld .
Tr ac e Co lo r
Tr ac e ty pe s be ing d isp lay ed on th e g ra ph a re li ste d in th e u pp e r rig ht co rne r o f th e g ra ph
fie ld. Th e t rac es a re co lor -co de d to ide nti fy t rac e typ es .
Liv e tra ce s a re Whi te.
P ea k h old tr ac es ar e R e d.
A ve rag ed tr ac es ar e Y e llow .
C ap tur ed tra ce s are G re en .
6. 7. 1. D. 15
Cap tu re S o ft K ey
Whe n C ap tur e S o ft K ey is pr es se d t he cu rre nt tra ce is he ld on th e d isp la y. T o re su m e
no rm a l sw e ep o pe ra tion p res s the C lea r S o ft K ey .
A ca ptu re d trac e ca n b e sa ve d by pr es sin g t he H O LD K ey , th e n s ele ct ing th e S a ve A s
So ft Ke y.
6. 7. 1. D. 16
Cl ear So ft Key
C lea rs the c ur ren t c ap tu red tr ac e a n d r es um e s d is pla y of L iv e t rac e. Th is so ft k ey is on ly
vis ible w h en a tra ce is i n 'C a ptu re d' sta te .
R a di o T e st Ins tru me nt s
F ig . 6- 49 A ud io A na lyz er Tr ac e S o ft K ey s
6 - 45

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