Casio A-10 - Page 52

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ON, 3
** Power Control **
1 40MHz
2 standby
3 sleep
Sleep mode
Current consumption at
SLEEP.
Measure the current.
Ib = 67 mA or under.
Main Bat-
tery at
SLEEP
Connect the items as fig-
ure.
1 : Turn the power off.
2 : Supply the voltage to
backup battery termi-
nals as figure right.
3 : Remove main batter-
ies.
4 : Measure the current.
Vs = 3.0 ± 0.05 V
(No display)
Current consumption of
backup battery.
Measure the current.
Is = 150 µA or under.
(2M byte)
Is = 250 µA or under.
(4M byte)
Backup
battery
Step
Operation Display (Wiring) Note
Backup battery terminal
Vs
A
V
-
+
A-10/A-11
Is