Asus A55-C Specifications download pdf (Page 34)

1.8.2 Internal connectors

1. CPU and chassis fan connectors (4-pin CPU_FAN, and 3-pin CHA_FAN)

Connect the fan cables to the fan connectors on the motherboard, ensuring that the

black wire of each cable matches the ground pin of the connector.

The CPU_FAN connector supports a maximum of 2A (24 W) of fan power.

DO NOT forget to connect the fan cables to the fan connectors. Insufcient air ow inside

the system may damage the motherboard components. These are not jumpers! DO NOT

place jumper caps on the fan connectors.

A55-C

A55-C Fan connectors

CPU_FAN

CPU FAN PWM

CPU FAN IN

CPU FAN PWR

GND

CHA_FAN

Rotation

+12V

GND

Chapter 1: Product introduction

1-22

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 71 72

Motherboard 1
First Edition 2
January 2013 2
Contents 3
BIOS information 4
Appendices 5
Safety information 6
About this guide 7
Typography 8
A55-C specications summary 10
Package contents 11
Product introduction 13
AI Suite II 14
Ai Charger 14
ASUS EZ Flash 2 14
ASUS MyLogo2™ 14
ASUS CrashFree BIOS 3 14
1.2 Before you proceed 15
1.3 Motherboard overview 16
1.3.3 Motherboard layout 17
1.3.4 Layout contents 18
1.4.1 APU installation 19
ASUS A55-C 21
1.5 System memory 22
DDR3-1866 MHz capability 23
DDR3-1600 MHz capability 24
DDR3-1333 MHz capability 25
DDR3-1066 MHz capability 26
1.5.3 Installing a DIMM 27
1.6 Expansion slots 28
1.7 Jumpers 30
USBPW1~6 31
USBPW7~10 31
1.8 Connectors 32
1.8.2 Internal connectors 34
A55-C ATX power connectors 35
+HD_LED RESET 37
+5VSB_MB 38
Chassis Signal 38
Speaker Out 39
1.9 Software support 40
2.1.2 ASUS EZ Flash 2 42
Recovering the BIOS 43
2.1.4 ASUS BIOS Updater 44
Updating the BIOS le 45
2.2 BIOS setup program 46
Advanced Mode 48
Menu bar 48
2.3 Main menu 50
Administrator Password 51
User Password 51
2.4 Ai Tweaker menu 52
2.4.4 DIGI+ VRM 53
2.5 Advanced menu 54
2.5.2 SATA Conguration 55
2.5.3 USB Conguration 56
2.5.4 NB Conguration 56
HD Audio Device [Enabled] 57
Front Panel Type [HD] 57
Realtek PXE OPROM [Disabled] 57
Serial Port Conguration 57
2.5.6 APM 58
2.5.7 Network Stack 59
2.6 Monitor menu 60
Q-Fan Prole [Standard] 61
2.7 Boot menu 62
2.7.1 Fast Boot [Enabled] 63
Launch CSM [Auto] 64
2.7.10 Secure Boot 65
2.7.12 Boot Override 66
2.8 Tools menu 67
2.9 Exit menu 68
ASUS contact information 71
DECLARATION OF CONFORMITY 72

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Asus A55-C Specifications Page 34

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