Power supply, Key index – CITIZEN CT-600J User Manual
Page 2

POWER SUPPLY
CITIZEN model CT-600 is a dual-powered (high power solar + back-up battery)
calculator operative under any lighting conditions.
-Auto power-off function-
The calculator switches the power off automatically if there has been no key
entry for about 7 minutes.
-Battery change-
Remove the screw and the battery cover. Install a new battery with the “+”
symbol facing upward. Replace the battery cover and secure the screw. When
you finish, please press [
AC
ON
] key.
KEY INDEX
[
AC
ON
] : Power on / All clear key
[CE] : Clear entry key
[+/–] : Sign change key
[
] : Square root key
[ % ] : Percentage key
[M
=
+
] : Memory plus key
[M
=
−
] : Memory minus key
[M
C
R
] : Memory recall key / Memory clear key
[MII+] [MII-] [MII
] : the Second Memory key
C
R
[
CORRECT
00→0
X
] : Correction key in Replay mode / Right-shift key in normal Edit mode
[
REPLAY
AUTO
] : Automatic replay key
[
RECALL
ERROR
] : Error recall key
[
CHECK
] : Step-by-step check key in normal Edit mode (a→b→c=d)
[
CHECK
] : Step-by-step check key in normal Edit mode (a←b←c=d)
[
NOW
PRE
] : Previous-input / now-input display shift key in Error Recall mode
- E1 -
File name: CT-600_D530_IB_English_060816.doc
Date: 2006/8/16
Size: 9 x 12.6 cm