2-1
Box PC 820 / PC FI45 V2, Manual
A5E00051531-03
Motherboard
Chapter Overview
Section Description Page
2.1 Components and Interfaces 2-3
2.2 Processor 2-4
2.3 Memory 2-5
2.4 VGA Onboard 2-6
2.5 Changing the Backup Battery 2-7
2.6 Block Diagram of the Motherboard 2-8
2.7 Hardware Ports 2-9
2.8 Assignment of Connectors and Ports 2-12
2.8.1 Assignment of the IDE Ports, X3 Secondary, X4 Primary 2-12
2.8.2 Assignment of the EISA Riser X1 on the Motherboard 2-13
2.8.3 Battery Connection, X24 2-14
2.8.4 Internal Keyboard / Mouse / Inverter Connection for FI45, X44 2-14
2.8.5 Direct Key Module (Internal Box) FI45, X45 2-15
2.8.6 Internal Keyboard Connection for Box PC 820, X6 2-15
2.8.7 Internal COM2 Interface, X911 2-16
2.8.8 Voltage Supply for CD-ROM Drive, X25 2-16
2.8.9 Setting the Power Supply for the Display, X408 2-16
2.8.10 CMOS (Universal) Interface for TFT Displays, X401 2-17
2.8.11 LVDS Interface (Single Chip LVDS), X409 2-18
2.8.12 Selection of Display Type / Polarity of Backlight-On Signal
(Switch S1)
2-18
2.8.13 VGA 2-19
2.8.14 PS/2 Mouse Connection, X7 2-20
2.8.15 Keyboard-Mouse Connection, X6 2-20
2.8.16 Assignment of the COM 1 Port, X10 2-21
2.8.17 Gender Changer for COM1 2-21
2.8.18 Assignment for the Floppy, X50 2-22
2.8.19 Assignment of the COM 2 Port, X11 2-23
2.8.20 Assignment of the Parallel Port, X9 2-24
2
Siemens Distributor
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