User Manual
Table Of Contents
- Chapter 1 Introduction
- 1.1 Package Contents
- Chapter 2 Installation
- 2.1 Installing the CPU
- 2.2 Installing the CPU Fan and Heatsink
- 2.3 Installing Memory Modules (DIMM)
- 2.4 Expansion Slots (PCI and PCI Express Slots)
- 2.5 Jumpers Setup
- 2.6 Onboard Headers and Connectors
- 2.7 CrossFireXTM and Quad CrossFireXTM Operation Guide
- 2.7.1 Installing Two CrossFireXTM-Ready Graphics Cards
- 2.7.2 Driver Installation and Setup
- 2.8 M.2_SSD (NGFF) Module Installation Guide
- Chapter 3 Software and Utilities Operation
19
English
Z390 Pro4
2.5 Jumpers Setup
e illustration shows how jumpers are setup. When the jumper cap is placed on
the pins, the jumper is “Short”. If no jumper cap is placed on the pins, the jumper
is “Open”. e illustration shows a 3-pin jumper whose pin1 and pin2 are “Short”
when a jumper cap is placed on these 2 pins.
Clear CMOS Jumper
(CLRMOS1)
(see p.7, No. 24)
CLRMOS1 allows you to clear the data in CMOS. To clear and reset the system
parameters to default setup, please turn o the computer and unplug the power
cord from the power supply. Aer waiting for 15 seconds, use a jumper cap to
short pin2 and pin3 on CLRMOS1 for 5 seconds. However, please do not clear the
CMOS right aer you update the BIOS. If you need to clear the CMOS when you
just nish updating the BIOS, you must boot up the system rst, and then shut it
down before you do the clear-CMOS action. Please be noted that the password,
date, time, and user default prole will be cleared only if the CMOS battery is
removed.
Clear CMOSDefault