What You Need to Know 115
Finding Operating System Upgrades 116
Upgrading the Operating System 118
Upgrading the OS on Multiple Handhelds 122
OS Upgrade Messages 122
Working in TI-84 Mode 125
Changing the Keypad 125
TI-84 Plus Mode Cables 127
Capturing Screens in TI-84 Mode 128
Upgrading the TI-84 Plus OS 128
Texas Instruments Support and Service 130
Service and Warranty Information 130
Precautions for Rechargeable Batteries 130
Index 131
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