IBM 1725 SLS - Manual (Page 88)

Memory
QMS 1725 SLS Print System User's Guide 2-54
PostScript Fonts
The K Mem for PS Fonts, listed on the status page as Font Cache, is
the number of kilobytes of RAM dedicated to caching previously
scaled bitmap representations of fonts for the PostScript emulation
interpreter.
Emulation
The K Mem Emulation is the number of kilobytes of RAM to be used
by non-PostScript emulations for temporary storage and for loading
optional emulations.
Menu Administration/Memory/K Mem for PS Fonts
Status Page
Alias Font Cache
Choices 00088-99999
Default Variable
Notes This memory setting can reduce the number of times a
PostScript font must be converted from outline form to bitmap
form, thus reducing processing time.
If you change the K Mem for PS Fonts value, the printer
automatically restarts after you save your changes and exit
from the Configuration menu.
Menu Administration/Memory/K Mem Emulation
Choices 00768-99999
Default Variable
Notes If you receive an emulation error, you may need to increase
the amount of memory for this client.
If you change the K Mem Emulation value, the printer
automatically restarts after you save your changes and exit
from the configuration menu.