26
J151
ROM Speed
1-2
200 ns
2-3
160 ns
J213
Chip RAM Size
1-2
2 MB
2-3
8 MB (non functional)
J351
Second internal floppy drive
ON
No second drive or second drive
is 1.76MB
OFF
Enabled 2 drive is 880K
nd
J352
Redirect DF0:
1-2
Internal DF1: and DF0:. External
DF2: and DF3:
2-3
Internal DF1: and DF2:. External
DF0: and DF3:
J850
Enable DSACK
OFF
Required if CPU is 020. Requires
U860 and U152
ON
No DSACK
J852
RAM SIMM Size
1-2
2 or 4 MB SIMMs
2-3
1 MB SIMMs
J212
Video type
1-2
NTSC
2-3
PAL
J214
VBB/MA10
1-2
Supplied VBB to Alice
2-3
Alice supplies MA10 for 8MB Chip
(non-functional)
J500
Video Sync
1-2
Sync on Green disabled
2-3
Sync on Green enabled
J501
LISA Sync
1-2
Reserved
2-3
Default
J502
DAC Sync
1-2
DAC sync on green
2-3
DAC uses standard signal