![](dgna0000.gif) |
Initial Boot
screen
All the Alpha screens in a Hi-Res screen mode
generating a more pleasing look that the std. text modes. The
screens also have a slow scroll effect.
|
![](dgna0001.gif) |
Select
'D' to boot from disk |
![](dgna0002.gif) |
Disk
Boot failure |
![](dgna0022.gif) |
Alpha
BASIC
Look familiar?, the Alpha provides you with a Dragon 32 comparability
mode. But no Dragon 64 mode. |
![](dgna0003.gif) |
Built in
Internal Diagnostics
Accessed from the initial boot screen by pressing
<SHIFT>@
|
![](dgna0004.gif) |
Cassette
Diagnostics |
![](dgna0005.gif) |
Cassette
Write |
![](dgna0006.gif) |
Cassette
Read |
![](dgna0007.gif) |
Disk Diagnostics
Wi rite Phase
This test runs a write test to every track on
the disk in a 'butterfly' sequence. Requires a pre-formated
DragonDos disk.
|
![](dgna0008.gif) |
Read
Phase |
![](dgna0009.gif) |
Joystick
test screen
As the joystick it moves it leaves dots so you can confirm correct
operation. |
![](dgna0010.gif) |
Keyboard
Test
This is initial screen of the keyboard test with
every key highlighted. As the keys are press the highlight is
taken away to confirm the key press.
|
![](dgna0011.gif) |
Keyboard
Test In Progress |
![](dgna0012.gif) |
Modem
Diagnostics |
![](dgna0013.gif) |
Modem
Tx |
![](dgna0014.gif) |
Modem
Rx |
![](dgna0015.gif) |
RAM
Diagnostics |
![](dgna0016.gif) |
RAM
Diagnostics In progress |
![](dgna0017.gif) |
RAM
Diagnostics In progress |
![](dgna0019.gif) |
RAM
Diagnostics Complete |
![](dgna0020.gif) |
ROM Diagnostics
This test generates a CRC checksum for the boot
and BASIC roms.
|
![](dgna0021.gif) |
RS-232 Diagnostics
Performs a TX/RX test at every baud rate. This
test always fails, I assume a loopback connector of some kind
is required
|
![](dgna0024.gif) |
Sound-Colour
Diagnostics
Runs through al the colours in the text screen
whilst generating a 'beep' noise through the Alpha's AY sound
chip.
|
![](dgna0025.gif) |
Sound-Colour
In Progress |
![](dgna0026.gif) |
Sound-Colour
In Progress |
![](dgna0027.gif) |
Sound-Colour
In Progress |
![](dgna0028.gif) |
Sound-Colour
In Progress |
![](dgna0029.gif) |
Sound-Colour
In Progress |
![](dgna0030.gif) |
Sound-Colour
In Progress |
![](dgna0031.gif) |
Video Diagnostics
The Alpha cycles through every text and graphics
mode, displaying text, patterns and a very crude picture of
a Dragon.
|
![](dgna0032.gif) |
Video
Diagnostics In progress
|
![](dgna0033.gif) |
Video
Diagnostics In progress
|
![](dgna0034.gif) |
Video
Diagnostics In progress
|
![](dgna0035.gif) |
Video
Diagnostics In progress
|
![](dgna0036.gif) |
Video
Diagnostics In progress
|
![](dgna0023.gif) |
Not an original Alpha screen shot but Phill
Harvey-Smith's experimental version of DragonDos for the Alpha.
That allows the internal floppy disks to be used in DragonDos. |