Product Specifications - Oki ML390 Service Manual

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Service Guide ML390/391
Chapter 1 Product Specifications
1.1 GENERAL DESCRIPTION
1.1.01 General Information
The Microline 390, Microline 391, Microline 390-Plus, and 391-Plus are twenty-four pin, dot matrix printers.
These printers provide Epson LQ and IBM Proprinter emulations, which are selected through the Printer
Menu.
The major difference between the Microline 390/390-Plus and Microline 391/391-Plus is the width of each
printer. The Microline 390/390-Plus can handle 80 print columns (at 10 CPI). The Microline 391/391-Plus
can print up to 136 columns (at 10 CPI).
The standard interface is a Centronics parallel and an optional RS232-C serial interface can be installed.
The optional serial interface can transfer data at speeds up to 19.2K baud.
Both printers feature an enhanced operator panel which provides access to the following capabilities.
· Menu Selection
· Quiet Mode
· Printer Tests
· Paper Park
· Print Characteristics
· Standard Printer Controls
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