3-1
Chapter 3
Diagnostics
Diagnostic Tests
The following lists the diagnostic tests available for the SP5-8.
• SDRAM Refresh
• MIDI Loopback
• Internal Flash
• MARA Validity
• MARA Delay RAM
• MARA Sound ROM
• Audio Output
• Scanner Diag
• Burn-in Test
Entering Diagnostics
is one of the available menu options included in the SP5-8 Boot Loader.
The following procedure describes entering the boot loader to run the diagnostic tests. The
boot loader’s other available menu options and their procedures can be found in Chapter 5
beginning on page 5-2.
1. Press and hold the Shift button and apply power to the unit. When appears
in the display, release the Shift button. You should see and the
version number momentarily in the display then rst available Boot Loader menu
option, .
2. Press the Chan / Param Up or Down button to move through the menu options until the
display shows .
3. Press the Next button to enter the diagnostic test menu.
4. The display shows the rst test in the diagnostic menu, .
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