
Chapter 6. Printers and readers 79
data and list it. These listings are typically two-sided, landscape mode, and contain up to 66
lines of 132 characters on each page.
Although “real” 1403 printers are historical items, there are a variety of uses for pseudo-1403
devices. z/OS and JES2 still support 1403 printers. FLEX-ES can emulate 1403 printers. This
emulation makes several assumptions. It assumes that the 1403 is always in 6 lines/inch
mode and always has the same carriage control tape (with a channel 1 punch in line 3). By
default, the FLEX-ES 1403 emulator writes output to Linux that always has 66 lines per page.
That is, the device emulation ...