Viavi 3900 Series Operation Manual page 381

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A pp end ix C - F us e R ep lacem en t In str uct ions
S T E P
1. V erif y 3 90 0 is O F F an d A C P ow e r is di sco n ne cte d fro m Te st Se t.
2. P res s in w ar d o n pre ss u re c lip to re mo v e F us e Ca rri er.
Pressure Clip
3. R em o ve Fu s e C a rrie r fro m T es t S et .
4. R ep lac e fus e:
2 0 m m C artr idg e Fu se (F 3A L 25 0 V)
FO R C O N TIN U O U S P R O T EC T IO N AG A IN S T F IR E , R E PL A CE F U SE
CAUTION
WIT H F U S ES O F T HE S P EC IF IE D V OL T AG E A N D CU R R EN T
RA T IN G S.
5. In sta ll F us e C a rrie r b y p re ss ing in to pla ce .
6. In sta ll F us e C o ve r.
P R O CE D UR E
A C F us e Ca rrie r
3 A , 25 0 V, Ty pe F
V IA V I P /N : 5 60 78
C-1
Fuse Carrier