Olivetti PR2 plus, Service Manual

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Service Manual 683311W 1-13
1.9 FIRMWARE AND CHARACTER GENERATORS
1.9.1 MACHINE FIRMWARE
The machine firmware includes the following emulations:
- Olivetti PR 40+, PR 2845, NATIVE PR 2 and IBM PPII (4021/2)
On PNS (Non Standard Products) is possible find the following optional emulations:
- IBM 4722
- SNI 4904 (ND20 - Siemens Nixdorf environment)
The layout of the documents processed by the emulated machines and options is respected without
limitations.
The emulations and character generators are contained in EPROM memories or, optionally, in Flash
EPROM.
On machines equipped with a Flash EPROM, the basic FW can be upgraded or customized (such as
for non-standard products) by means of the DLL procedure. For this purpose the field engineer will
be provided with a diskette containing the needed instructions.