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Appendix Service Information
General Calibration/Adjustment Procedure
General Calibration/Adjustment Procedure
N o t e
The power supply should be calibrated after 1-hour warm-up with no load connected.
And Perform the voltage calibration prior to the OVP calibration.
T h e
• F o r v o l t a g e c a l i b r a t i o n ,
c o n n e c t a D V M a c r o s s t h e o u t p u t t e r m i n a l s .
• F o r c u r r e n t c a l i b r a t i o n , a l s o
c o n n e c t a n a p p r o p r i a t e c u r r e n t m o n i t o r i n g r e s i s t o r 0 . 0 1
t e r m i n a l s , a n d c o n n e c t a D V M a c r o s s t h e t e r m i n a l s o f t h e m o n i t o r i n g
r e s i s t o r .
• Y o u c a n a b o r t a c a l i b r a t i o n a t a n y t i m e b y t u r n i n g t h e p o w e r s u p p l y o f f f r o m
t h e f r o n t p a n e l , b y i s s u i n g a r e m o t e i n t e r f a c e d e v i c e c l e a r m e s s a g e , o r b y
p r e s s i n g t h e f r o n t - p a n e l ' ' L o c a l ' ' k e y .
T h e f o l l o w i n g t a b l e s h o w s c a l i b r a t i o n p a r a m e t e r s a n d p o i n t s w h i c h s h o u l d b e
u s e d t o c a l i b r a t e t h e o u t p u t v o l t a g e a n d c u r r e n t .
Table 3-2 Parameters for Calibration
f r o n t p a n e l
c a l i b r a t i o n p r o c e d u r e s a r e d e s c r i b e d i n t h i s s e c t i o n .
d i s c o n n e c t
Calibration
Output
Parameter
VOLT1 CAL
Output 1
OVP1 CAL
CURR1 CAL
VOLT2 CAL
Output 2
OVP2 CAL
CURR2 CAL
a l l l o a d s f r o m t h e p o w e r s u p p l y a n d
d i s c o n n e c t
a l l l o a d s f r o m t h e p o w e r s u p p l y ,
Ω
Voltage/
Calibration Point
Current
Voltage
OVP
Current
Voltage
OVP
Current
a c r o s s t h e o u t p u t
mnemonic
V LO
V MI
V HI
None
I LO
I MI
I HI
V LO
V MI
V HI
None
I LO
I MI
I HI
193
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