I think the case looks pretty good too...
Nearly broke it yesterday removing the 3 switches and repositioning them on the opposite side of the board (so it fits the case design), it was a total pain!
You can indeed change the leading digit, Its actually more sophisticated that i thought it would be.
1
12 / 24 Hr mode
0 – 12 Hr (default) 1 – 24 Hr
2
Date format
0 = MM.DD.YY (default) 1 = DD.MM.YY
3
Leading zero blanking eg. 01:54:32
0 – leading zero blanked (default) 1 – leading zero displayed
4
Night mode start hour
0 - 23
5
Night mode end hour
0 - 23
6
LED backlights
0 - Always off 1 - Always on 2 - On, and follows tube nightblanking (default)
7
Display mode
0 – standard change of digits(default) 1 – fading digits
8
Night mode override period (minutes)
0 – 50 (default 5)
9
Snooze period
0 – 6 minutes (default) 1 – 9 minutes 2 – 12 minutes 3 – 15 minutes
10
Colon neons mode
0 – AM/PM Indication, flashing (default) 1 – AM/PM Indication, illuminated 2 – Both flash 3 – Both illuminated
4 – Both off
11
Colon neons night mode
0 – AM/PM Indication, flashing 1 – AM/PM Indication, illuminated (default) 2 – Both flash 3 – Both illuminated 4 – Both off
18
Auto date display each minute
0 – Off 1 – On (default)
19
Night mode
0 – Tubes off 1 – Dimmed display (default)