QMS 1060, User Manual

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Memory
QMS 1060 Print System Reference 5-12
NV RAM
This is a protected form of RAM, used to store information such as
your printer’s Configuration menu. Configuration options you have
chosen, such as emulations, memory settings, and input bins, are
saved to this non-volative RAM. This information is not lost when you
turn off your printer’s power.
Physical Memory
The physical memory on your printer is equal to the amount of RAM
installed.
Virtual Memory
Virtual memory extends the effective size of the printer's memory by
using a disk file or swap file to simulate additional memory space. It
enables the hard disk to accept data swapped from RAM to free tem-
porarily the RAM for other tasks.
Flash Memory
Flash memory is quick loading, reprogrammable memory that holds
information even when the printer’s power is turned off. The QMS
1060 Print System has Flash ROM available to hold system code and
future system upgrades. The chief advantage of Flash memory is that
system upgrades can be loaded from a floppy disk without the neces-
sity of swapping out expensive EPROMS or having to place a service
call.
Spool (Simultaneous Print Operations On Line)
Spooling is temporary storage to hold print jobs until the printer is
available to process them.
Evaluation of Your Printing Environment
The first step in allocating your printer’s memory is to define your
printing needs. Each of your printer’s features requires a minimum
amount of memory. If you use a feature, you must allocate enough
memory to the client which controls it. On the other hand, if there are