Front Panel Connector; Lpt Connector - DFI PIC-Q170 User Manual

Front Panel Connector

HD-LED - HDD LED
This LED will light when the hard drive is being accessed.
RESET - Reset Switch
This switch allows you to reboot without having to power off the system.
ATX-SW - Power Switch
This switch is used to power on or off the system.
PWR-LED - Power/Standby LED
When the system's power is on, this LED will light. When the system is in the S1 (POS - Power
On Suspend) state, it will blink every second. When the system is in the S3 (STR - Suspend To
RAM) state, it will blink every 4 seconds.
Pin Pin Assignment
3 HDD Power
HD-LED
5 Signal
PWR-LED
7 Ground
RESET
9 RST Signal ATX-SW
1, 11 N.C.
Chapter 2 Hardware Installation
Chapter 2
PWR-LED ATX-SW
12
2
11
1
HD-LED RESET
Pin Pin Assignment
2 LED Power
4 LED Power
6 Signal
8 Ground
10 Signal

LPT Connector

The LPT port is for interfacing your PC to a parallel printer. It supports SPP, ECP and EPP.
SPP
(Standard Parallel Port)
ECP
(Extended Capabilities Port)
EPP
(Enhanced Parallel Port)
20
Allows normal speed operation but in one
direction only.
Allows parallel port to operate in bidirectional
mode and at a speed faster than the SPP's data
transfer rate.
Allows bidirectional parallel port operation at
maximum speed.
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LPT