194
194
194
194 Appendix E:
Appendix E:
Appendix E:
Appendix E: Batter
Batter
Batter
Batteries
ies
ies
ies, Warranty, and
, Warranty, and
, Warranty, and
, Warranty, and Customer Care
Customer Care
Customer Care
Customer Care
File name: HP 12c+_user's guide_English_E_HDP0F12AE03_062608 - Modified.doc
Page: 194 of 213
Printed Date: 2021/6/16
Dimension: 14.8 cm x 21 cm
To install new batteries, use the following procedure:
1. With the calculator turned off, slide the battery cover off.
2. Remove the old battery.
3. Insert a new CR2032 lithium battery, making sure that the positive sign (+) is
facing outward.
4. Remove and insert the other battery as in steps 2 through 3. Make sure that
the positive sign (+) on each battery is facing outward.
5. Replace the battery cover.
Note:
Note:
Note:
Note:
Be careful not to press any keys while the battery is out of the calculator. If
you do so, the contents of Continuous Memory may be lost and keyboard control
may be lost (that is, the calculator may not respond to keystrokes).
6. Press
;
to turn on the power. If for any reason Continuous Memory has
been reset (that is, if its contents have been lost), the display will show Pr
Pr
Pr
Pr
Error.
Error.
Error.
Error. Pressing any key will clear this message.
Verifying Proper Operation (Self
Verifying Proper Operation (Self
Verifying Proper Operation (Self
Verifying Proper Operation (Self----Tests)
Tests)
Tests)
Tests)
If it appears that the calculator will not turn on or otherwise is not operating
properly, use one of the following procedures.
For a calculator that does respond to keystrokes:
1. With the calculator off, hold down the
;
key and press
µ
.
2. Release the
;
key, then release the
µ
key. This initiates a complete test of
the calculator’s electronic circuitry. If everything is working correctly, within
about 25 seconds (during which the word running
running
running
running flashes) the display should
show ––––8,8,8,8,8,8,8,8,8,8
8,8,8,8,8,8,8,8,8,8
8,8,8,8,8,8,8,8,8,8
8,8,8,8,8,8,8,8,8,8, and all of the status indicators (except the
Summary of Contents for 0012C-90001
Page 1: ...hp 12c financial calculator user s guide H Edition 5 HP Part Number 0012C 90001 ...
Page 14: ......
Page 15: ...Part I Part I Part I Part I Problem Solving Problem Solving Problem Solving Problem Solving ...
Page 86: ......
Page 87: ...Part II Part II Part II Part II Programming Programming Programming Programming ...
Page 123: ...Part III Part III Part III Part III Solutions Solutions Solutions Solutions ...
Page 169: ...Appendi Appendi Appendi Appendixes xes xes xes ...