Epson ActionDesk 4000 User Manual - Page 54
Jumper, Use the information in the following tables to change jumper, settings, if necessary.
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Use the information in the following tables to change jumper settings, if necessary. Jumper settings Jumper Jumper number setting Function J5 1-2 * Assigns PARALLEL port as LPT1 2-3 Assigns PARALLEL port as LPT2 J6 1-2 * Assigns COM 1 serial port as COM 1 2-3 Assigns COM 1 serial port as COM3 ** J7 1-2 * Assigns COM2 serial port as COM2 2-3 Assigns COM2 serial port as COM4 ** J8 1-2' Enables diskette drive controller 2-3 Disables diskette drive controller J16 1-2 *** Selects a CPU clock speed of 33 MHz (486SX/33, 486DX33, 486DX2/66) 5-6 Selects a CPU clock speed of 25 MHz (486SX/25, 486DX2/50) J22 Off' Selects turbo speed On Selects 8 MHz speed J34 2-3 l Selects the system board battery 3-4 Discharges CMOS memory (this resets the SETUP values to their factory defaults) J35 1-2 l Enables the IDE hard disk drive controller 2 - 3 Disables the IDE hard disk drive controller * Factory setting ** You can use MS-DOS to automatically reassign parallel and serial ports. Check your MS-DOS manual for more information. *** Setting depends on CPU Installing and Removing Options 4-7
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