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Asus Z77-A Specifications Page 20
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1.4.1
CPU installation
The LGA1
156 CPU is incompatible with the LGA1
155 socket. DO NOT install a LGA1
156
CPU on the LGA1
155 socket.
A
B
1
2
A
B
C
4
5
3
Chapter 1: Product introduction
1-8
1
...
19
20
21
...
92
Motherboard
1
First Edition
2
January 2013
2
Contents
3
Safety information
6
About this guide
7
Typography
8
Z77-A specications summary
10
Package contents
12
Product introduction
13
ErP ready
15
1.2 Before you proceed
16
1.3 Motherboard overview
17
1.3.3 Motherboard layout
18
CPU LGA1155 socket
19
1.4 Intel
19
1.4.1 CPU installation
20
ASUS Z77-A
21
1.5 System memory
23
1.5.2 Memory congurations
24
DDR3 2250MHz capability
25
DDR3 2200MHz capability
25
DDR3 2133MHz capability
25
DDR3 2000MHz capability
25
DDR3 1866MHz capability
26
DDR3 1600MHz capability
26
DDR3 1333MHz capability
27
DDR3 1066MHz capability
30
1.5.3 Installing a DIMM
31
1.6 Expansion slots
32
1.7 Jumpers
34
KB_USBPWB
35
1.8.1 Rear panel ports
36
1.8.2 Internal connectors
38
Z77-A ATX power connectors
39
Z77-A Intel
40
SATA 3.0Gb/s connectors
40
SATA6G_2
41
SATA6G_1
41
Z77-A System panel connector
42
Z77-A Digital audio connector
43
Z77-A USB2.0 connectors
44
1.9 Software support
46
BIOS information
47
2.1.2 ASUS EZ Flash 2
48
Recovering the BIOS
49
2.1.4 ASUS BIOS Updater
50
Backing up the current BIOS
51
Updating the BIOS le
52
2.2 BIOS setup program
53
BIOS menu screen
54
Advanced Mode
55
Menu items
55
Back button
55
Submenu items
55
Pop-up window
56
Scroll bar
56
Navigation keys
56
General help
56
Conguration elds
56
2.3 Main menu
57
Administrator Password
58
User Password
58
2.4 Ai Tweaker menu
59
2.4.3 Turbo Ratio [Auto]
60
CPU Ratio [Auto]
61
Enhanced Intel
61
2.4.11 DIGI+ VRM
62
CPU Offset Mode Sign [+]
64
DRAM Voltage [Auto]
64
VCCSA Voltage [Auto]
65
PCH Voltage [Auto]
65
CPU PLL Voltage [Auto]
65
CPU Spread Spectrum [Auto]
65
2.5 Advanced menu
66
2-21ASUS Z77-A
67
2.5.2 PCH Conguration
69
2.5.3 SATA Conguration
70
Graphics Conguration
71
NB PCIe Conguration
71
2.5.5 USB Conguration
72
2-27ASUS Z77-A
73
[Enabled]
73
2.5.7 APM
74
2.5.8 Network Stack
75
2.6 Monitor menu
76
2-31ASUS Z77-A
77
CPU Upper Temperature [70]
78
CPU Lower Temperature [20]
78
2-33ASUS Z77-A
79
2.7 Boot menu
80
2.7.1 Fast Boot [Enabled]
81
Launch CSM [Auto]
82
2-37ASUS Z77-A
83
2.7.10 Secure Boot
84
2.7.12 Boot Override
85
2.8 Tools menu
86
2.9 Exit menu
87
Appendices
89
ASUS contact information
91
DECLARATION OF CONFORMITY
92
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