Casio A-10 - Page 54

— 51 —
Put power supply voltage
down by degrees.
VDET1R ON
VDET2R OFF
Measure the voltage that
VDET1R becomes ON.
VDET1R= 2.3 ± 0.03 V
Put power supply voltage
down by degrees.
VDET1R ON
VDET2R ON
Measure the voltage that
VDET2R becomes ON.
VDET2R= 1.9 ± 0.02 V
Put power supply voltage
down by degrees.
VDETS ON
Measure the voltage that
VDETS becomes ON.
VDETS = 2.7 ± 0.03 V
VDET1R
VDET2R
VDETS
Setting
Change to connect power
supply to the terminals for
rechargeable battery.
Vr = 2.6 V
Connect the items as fig-
ure.
Change to connect
power supply to the ter-
minals for backup bat-
tery.
Vs = 3.0 V
Connect the items as fig-
ure.
Step
Operation Display (Wiring) Note
V
-
+
A-10/A-11
Vs
Backup battery terminal
V
-
+
A-10/A-11
Charger
AC adapter
Vr
Rechargeable battery terminal