crwdns2933803:01crwdne2933803:0
crwdns2933797:0TheLastMillennialcrwdnd2933797:0crwdne2933797:0
crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 TheLastMillennial
- crwdns2933769:0crwdne2933769:0
- crwdns2933771:0crwdne2933771:0
- crwdns2933801:0crwdne2933801:0
crwdns2933807:0crwdne2933807:0
| - | [* black] Hold "doc," "enter," and "EE" at the same time, then power the device on. |
|---|---|
| - | [* red] Make sure battery is fully charged. |
| - | [* black] Restart device by pressing restart. |
| - | [* icon_caution] Alternatively boot device without battery and hook up to a power source while holding the reset buttons. |
| - | [* icon_caution] After replace battery warning shows up, connect the battery and do the restart sets again. |
| + | [title] Try the built-in recovery tools. |
| + | [* black] Hold ***[doc]***, ***[enter]***, and ***[EE]*** at the same time. |
| + | [* red] Make sure battery is fully charged. |
| + | [* black] While still holding down the buttons, press the reset button located on the back of the calculator. |
| + | [* icon_note] If the calculator doesn't power on automatically, keep holding down the buttons, then press the ***[home] ***key (twice in a row if necessary). |
| + | [* black] Alternatively, remove the battery, hold down the buttons, then connect the calculator to a power source. |
| + | [* black] After the 'replace battery' warning appears, connect the battery and try the button combinations again. |