User`s manual

ix
3.9 VGA Port.....................................................................34
3.10 Game Port ..................................................................34
3.11 USB Ports ...................................................................34
3.12 Audio Interface............................................................35
3.13 Ethernet ......................................................................35
3.14 Adjusting the LCD Contrast and Brightness ...............35
3.15 Touchscreen (Optional) ..............................................36
Chapter 4 Hardware Installation and Upgrading.............37
4.1 Overview of Hardware Installation and Upgrading......38
4.2 Disassembling the Panel PC ......................................39
4.3 Installing the 2.5" Hard Disk Drive (HDD) ...................41
4.4 Installing the Central Processing Unit (CPU) ..............42
4.5 Installing the SDRAM Memory Module .......................44
4.6 Installing the Floppy Disk Drive (FDD) ........................44
4.7 Installing the CD-ROM Drive.......................................46
Chapter 5 Jumper Settings and Connectors...................47
5.1 Jumpers and Connectors............................................48
5.1.1 Setting jumpers....................................................................48
5.1.2 Jumpers...............................................................................49
5.1.3 Locating jumpers .................................................................50
5.1.4 Connectors ..........................................................................51
5.1.5 Locating connectors ............................................................52
5.2 CPU Installation and Upgrading .................................53
5.2.1 System clock setting (JP11, JP8) ........................................53
5.2.2 CPU core voltage setting (JP13) .........................................55
5.2.3 CPU frequency ratio setting (JP14) ..................................... 58
5.2.4 CMOS clear for external RTC (JP12) .................................. 60
5.2.5 Cyrix linear mode enable (JP10).......................................... 60
5.2.6 Reset system (JP16) ...........................................................61
5.3 COM-port Interface .....................................................62
5.3.1 COM2 RS-232/422/485 setting (JP3, JP4, JP5) ..................62
5.3.2 COM3/COM4/RI pin setting (JP2, JP1) (Reserved) ............. 63