Owner manual
Table Of Contents
- 1 Introduction
- 2 Unpacking
- 3 Connectors
- 3.1 Peripheral Interface Connectors
- 3.2 Internal Peripheral Connectors
- 3.2.1 Audio Connector
- 3.2.2 Battery Connector
- 3.2.3 CompactFlash® Slot
- 3.2.4 Digital I/O Connector
- 3.2.5 Fan Connector (CPU)
- 3.2.6 Fan Connector (System)
- 3.2.7 Front Panel Connector
- 3.2.8 Keyboard/Mouse Connector
- 3.2.9 Backlight Inverter Connector
- 3.2.10 LVDS1 LCD Connector
- 3.2.11 Parallel Port Connector
- 3.2.12 PCI-104 Connector
- 3.2.13 PCIe Mini Card Slot
- 3.2.14 12V Power Connector
- 3.2.15 SATA Drive Connectors
- 3.2.16 SATA Power Connector
- 3.2.17 Serial Port Connectors (RS-232)
- 3.2.18 Serial Port Connector (RS-232/422/485)
- 3.2.19 SMBus Connector
- 3.2.20 SPI Flash Connector
- 3.2.21 TPM Connector
- 3.2.22 USB Connectors
- 3.3 External Peripheral Interface Connector Panel
- 4 Installation
- 4.1 Anti-static Precautions
- 4.2 Installation Considerations
- 4.3 Unpacking
- 4.4 SO-DIMM Installation
- 4.5 Jumper Settings
- 4.5.1 AT Auto Button Power Select Jumper Settings
- 4.5.2 AT/ATX Power Select Jumper Settings
- 4.5.3 Clear CMOS Jumper
- 4.5.4 COM 3 Function Select Jumper
- 4.5.5 COM 3 RS-422/485 Function Select Jumper
- 4.5.6 CompactFlash® Card Setup
- 4.5.7 CompactFlash® Voltage Selection
- 4.5.8 LVDS1 Screen Resolution Selection
- 4.5.9 LVDS Voltage Selection
- 4.5.10 PCI-104 Voltage Setup
- 4.6 Chassis Installation
- 4.7 Internal Peripheral Device Connections
- 4.8 External Peripheral Interface Connection
- 4.9 Software Installation
- 5 BIOS Screens
- A BIOS Menu Options
- B One Key Recovery
- C Terminology
- D Watchdog Timer
- E Hazardous Materials Disclosure

NANO-PV-D4251/N4551/D5251 EPIC SBC
Page 68
Key Function
F4 key Save all the CMOS changes
Esc key Main Menu – Quit and not save changes into CMOS
Status Page Setup Menu and Option Page Setup Menu --
Exit current page and return to Main Menu
Table 5-1: BIOS Navigation Keys
5.1.3 Getting Help
When F1 is pressed a small help window describing the appropriate keys to use and the
possible selections for the highlighted item appears. To exit the Help Window press E
SC or
the F1 key again.
5.1.4 Unable to Reboot After Configuration Changes
If the computer cannot boot after changes to the system configuration is made, CMOS
defaults. Use the jumper described in Chapter 4.
5.1.5 BIOS Menu Bar
The menu bar on top of the BIOS screen has the following main items:
Main – Changes the basic system configuration.
Advanced – Changes the advanced system settings.
Chipset – Changes the chipset settings.
Boot – Changes the system boot configuration.
Security – Sets User and Supervisor Passwords.
Save & Exit – Selects exit options and loads default settings
The following sections completely describe the configuration options found in the menu
items at the top of the BIOS screen and listed above.










