Citizen CT-500J - User Manual

Citizen CT-500J Calculator – User Manual in pdf format, read online free of charge. We hope it will help you to solve any questions you may have when operating the equipment.

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- E1 - 

File name: CT-500_IB_English 

 

Date: 2006/2/8

POWER SUPPLY 

CITIZEN model CT-500 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 key 

[

M

=

:

 Memory minus key 

[

MRC

:

 Memory recall key / Memory clear key 

[

 

CORRECT 

00

:

 Correction key in Replay mode / Right-shift key in normal Edit mode   

[

REPLAY

AUTO

:

 Automatic replay key 

[

RECALL

ERROR

:

 Error recall key 

[

 

CHECK 

PRE/NOW 

:

 

 

Step-by-step check key in normal Edit mode (a

→ → = ); 

 

Previous-input / now-input display shift key in Error Recall mode 

[

 

CHECK 

 

]

Step-by-step check key in normal Edit mode (a

← ← = )

   

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