L I N E V O L T A G E C O N V E R S I O - Agilent Technologies E3646A/47A User Manual

E364xa series. dual output dc power supplies
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Chapter 1 Quick Start
Line Voltage Conversion
Line Voltage Conversion
W a r n i n g
S h o c k H a z a r d O p e r a t i n g p e r s o n n e l m u s t n o t r e m o v e p o w e r s u p p l y c o v e r s .
C o m p o n e n t r e p l a c e m e n t a n d i n t e r n a l a d j u s t m e n t s m u s t b e m a d e o n l y b y
q u a l i f i e d s e r v i c e p e r s o n n e l .
L i n e v o l t a g e c o n v e r s i o n i s a c c o m p l i s h e d b y a d j u s t i n g t w o c o m p o n e n t s : t h e l i n e
v o l t a g e s e l e c t i o n s w i t c h a n d t h e p o w e r - l i n e f u s e o n t h e r e a r p a n e l .
1 R e m o v e A C l i n e p o w e r .
2 R e m o v e t h e c o v e r ( R e f e r t o G e n e r a l D i s a s s e m b l y o n p a g e 1 7 4 ) .
3 S e t t w o s e c t i o n s o f t h e l i n e v o l t a g e s e l e c t o r s w i t c h o n t h e P C b o a r d f o r t h e
d e s i r e d l i n e v o l t a g e ( S e e F i g u r e 1 - 1 b e l o w ) .
4 S e e t h e n e x t p a g e t o c h e c k t h e r a t i n g o f t h e p o w e r - l i n e f u s e a n d r e p l a c e w i t h
t h e c o r r e c t o n e i f n e c e s s a r y .
5 R e p l a c e t h e c o v e r a n d m a r k t h e p o w e r s u p p l y c l e a r l y w i t h a t a g o r l a b e l
i n d i c a t i n g t h e c o r r e c t l i n e v o l t a g e a n d f u s e t h a t i s i n u s e .
Figure 1-1. Line Voltage Selector (set for 115Vac)
100V
115V
230V
(TOP VIEW)
1
21

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E3648a/49a2110-10682110-10702110-04572110-0996

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