IBM Partner Pavilion 6400 - Manual (Page 41)

coax code maps
Multi–Platform Interface Feature Operation Guide 27
The following Format (FMT) control codes are supported
in LU1 (SCS):
SHF = "2BC1..." SET HORIZONTAL FORMAT. (any MPP
valid)
SVF = "2BC2..." SET VERTICAL FORMAT. (any Line
Density valid)
SLD = "2BC6..." SET LINE DENSITY. (00H, 09H, 12H,
18H AND 24H valid "6, 8, 6, 4, and 3
LPI"