5) I f t h e r e i s o n l y one s i g n a l t o be m e a s u r e d , a p p l y i t t o C H I , a n d u s e t h e CH2
^ POSITION c o n t r o l so t h a t CH2 d i s p l a y s the ground p o t e n t i a l . I f t h e V. MODE c o n t r o l
I s s e t t o ALT o r CHOP, you w i l l be c e r t a i n o f t h e ground p o t e n t i a l t h r o u g h o u t t h e
p r o c e d u r e . However, make c e r t a i n t h a t t h e ground p o t e n t i a l s o f b o t h c h a n n e l s a r e
always the same.
- Cursor measurement [CS-5230, 5260, 5270]
(1) C a r r y out s t e p s 1 and 2 f o r measuring w i t h t h e s c a l e on the CRT.
(2) P r e s s the CURSOR MODE s w i t c h to s e l e c t the v o l t a g e measurement mode. A l i g n the A R E
F c u r s o r t o the ground p o t e n t i a l .
(3)
Set the AC-GND-DC c o n t r o l to DC. A d j u s t t h e A c u r s o r to the p o i n t to be measured.
Read t h e measurement.
Measured value
cursor
REF
cursor
F i g u r e 12-2 DC Voltage Measurement (Cursor measurement)