- E1 -

File name: CT-500JS_IB_English 0524 .doc

Date: 2011/5/30

Size: 9 x 12.6 cm

POWER SUPPLY
CITIZEN model CT-500JS 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, and then use a pointed object to short the RESET hole
at the bottom-right corner of the battery compartment. When you finish, put
back the battery cover and secure the screw.
KEY INDEX
[ON/C]
: Power on / Clear key [CE ]
: Clear entry key
[+/–]
: Sign change key [ x]
: Square root key
[MU ] :
Price mark-up / down key [ % ]
: Percentage key
[M=

+] : Memory plus ke y [M=

−
]
: Memory minus key
[MRC] : Memory recall key / Memory clear key
[
CORRECT
00→0
X
] : Correction key in Replay mode / Right-shift key in normal Edit mode
[REPLA
Y
AUTO ] : Automatic replay key
[RECALL
ERROR] : Error recall key
[
CHECK
PRE/NOW
] : ① Step-by-step check key in normal Edit mode (a→b→c=d);
② Previous-input / now-input display shift key in Error Recall mode
[
CHECK
] : Step-by-step check key in normal Edit mode (a←b←c=d)