Casio CASSIOPEIA A-20 User Manual

— 51 —
Connect the items as
shown.
1 : Turn the power off.
2 : Supply the voltage to
backup battery termi-
nals as right figure .
3 : Remove main batter-
ies.
4 : Measure the current.
Vs = 3.0 ± 0.1 V
(No display)
Current consumption of
backup battery.
Measure the current.
Is = 450 µA or under.
Step Operation Display (Wiring) Note
Backup battery terminal
Vs
A
V
-
+
A-20
Is
Backup
battery
ON
(Power off)
Current consumption at
OFF.
Measure the current.
Ib = 1.4 mA or under
Main
Battery
at OFF

Casio CASSIOPEIA A-20 Specifications

General

Brand	Casio
Model	CASSIOPEIA A-20
Category	Handhelds
Language	English