Boot Loader; Entering The Boot Loader; Resets; Hard Reset - Kurzweil PC3x Service Manual

Troubleshooting & Maintenance

Boot Loader

Boot Loader
Use the PC3x's Boot Loader to enter Diagnostics or perform a Hard Reset to the unit. You can
also install operating system updates and objects into Flash memory.

Entering the Boot Loader

Apply power to the unit. When the ****Welcome to the Kurzweil PC3**** message
appears in the LCD, quickly press and release the Exit button.
There are five menu options available in the PC3x Boot Loader. The following is a brief
description of the available menu options.
Run PC3—Exits the Boot Loader and returns the unit to normal operation.
Update Image—Select this to install new system software and objects.
Run Diags—Enters the diagnostic test menu. For a complete list of tests and the procedure to
execute the diagnostic tests, refer to Chapter 2, Diagnostics.
System Reset—Clears the memory and restores the unit to factory default settings.
File Utilities—Use this to select one of the following functions: format an xD card, save and
restore PC3x files, or execute a PC3x image from an xD card or USB file.

Resets

Hard Reset

There are two ways to perform a Hard Reset to the PC3x.
1. Press the Master Mode button. On page 1 in Master Mode, press the soft button below
2. Enter the Boot Loader and press the soft button below System Reset. The LCD displays

Soft Reset

The Soft Reset does not erase user programs and setups and is equivalent to turning the power
off and on. To Soft Reset a PC3x, simultaneously press the +/-, 0 and Clear buttons.
4-2
Reset. The LCD displays a warning message indicating all user objects will be deleted.
Press the soft button below Yes to erase all user objects and restore the unit to factory
settings or the soft button below Cancel.
a warning message that all user objects will be deleted. Press the soft button below Reset
to erase all user objects and restore the unit to factory settings or the soft button below
Cancel.