IBM 1725 SLS - Manual (Page 239)

Controller
Specifications
B-3 Technical Specifications
Controller Specifications
Emulations PostScript—Level 1 compatibility mode and Level 2
HP PCL 5
HP-GL 7475A/7550A
Lineprinter
CCITT
Support for downloadable optional emulations
Fonts 39 resident PostScript fonts that can be scaled from 4
points upward and rotated to any angle in 1° increments;
all typefaces have multilingual character sets
7 resident bitmap HP PCL fonts in 25 symbol sets, 12
resident scalable HP PCL fonts in 35 symbol sets, and 1
resident scalable HP PCL font in 5 symbol sets, all of
which can automatically be rotated to landscape
orientation
40 resident HP-GL symbol sets
Support for Type 1 and Type 3 host-resident
downloadable and printer-card-resident PostScript fonts
Support for Type 42 (PostScript format) host-resident
downloadable TrueType fonts
Interfaces Centronics Parallel, RS-232 (serial), and AppleTalk
interfaces
Internal SCSI hard disk
Support for optional interfaces
Support for optional SCSI hard disks ( 3 external SCSI
hard disks)
Memory 13 MB RAM standard, upgradable to 32 MB
Type 80960 RISC microprocessor operating at 25 MHz