MAC/IBM Adaptor:15DM/HF-10P

DB-15(male)/HD-15(female), mold type, with 10 pos dip switch adjusting the signal between Macintosh Computer and IBM Monitor. Supports 6 kinds of different signal modes and resolutions.
MONITOR RESOLUTION MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6
12' RGB 512 x 384 1345 13456 1347 1346 13467 134
13' RGB 640 x 480, 66 HZ 145 1456 147 146 1467 14
PORTRAIT 640 x 870 2345 23456 2347 2346 23467 234
VGA/SVGA 640 x 480/800 x 600, 60 HZ 235 2356 237 236 2367 23
15' TILT 245 2456 247 246 2467 24
16' COLOR 832 x 624 135 1356 137 136 1367 13
19' COLOR 1024 x 768 125 1256 127 126 1267 12
21' COLOR 1152 x 870 12345 123456 12347 12346 123467 1234
2 PAGE MONO 1152 x 870 345 3456 347 346 3467 34
NTSC 1245 12456 1247 1246 12467 124
NTSC/PAL 1235 12356 1237 1236 12367 123
HI-RES(12-14') 145 1456 147 146 1467 14
MULTIPLE SCAN 14' 14589 145689 14789 14689 146789 1489
MULTIPLE SCAN 16' 1458 14568 1478 1468 14678 148
MULTIPLE SCAN 21' 1459 14569 1479 1469 14679 149

MODE 1
1345
means:
SW1 SW2 SW3 SW4 SW5 SW6 SW7 SW8 SW9 SW10
ON ON ON ON
OFF OFF OFF OFF OFF OFF
or

MODE 1 composite Sync (1) SYNC signal (DB-15M pin 3) connected to HD-15F pin 13
MODE 2 composite Sync (2) DB-15M pin 3 & 15 conn. HD-15F pin 13
MODE 3 sync on V DB-15M pin 12 conn. HD-15F pin 14
MODE 4 sync on H DB-15M pin 15 conn. HD-15F pin 13
MODE 5 separate sync DB-15M pin 12 conn. HD-15F pin 14,
DB-15M pin 15 conn. HD-15F pin 13
MODE 6 sync on green sync on green