ASROCK K7S41 User manual

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ASRock K7S41 / K7S41GX Motherboard
Copyright Notice:Copyright Notice:
Copyright Notice:Copyright Notice:
Copyright Notice:
No part of this installation guide may be reproduced, transcribed, transmitted, or
translated in any language, in any form or by any means, except duplication of
documentation by the purchaser for backup purpose, without written consent of
ASRock Inc.
Products and corporate names appearing in this guide may or may not be registered
trademarks or copyrights of their respective companies, and are used only for
identification or explanation and to the owners’ benefit, without intent to infringe.
Disclaimer:Disclaimer:
Disclaimer:Disclaimer:
Disclaimer:
Specifications and information contained in this guide are furnished for informational
use only and subject to change without notice, and should not be constructed as a
commitment by ASRock. ASRock assumes no responsibility for any errors or
omissions that may appear in this guide.
With respect to the contents of this guide, ASRock does not provide warranty of any
kind, either expressed or implied, including but not limited to the implied warranties or
conditions of merchantability or fitness for a particular purpose.
In no event shall ASRock, its directors, officers, employees, or agents be liable for
any indirect, special, incidental, or consequential damages (including damages for
loss of profits, loss of business, loss of data, interruption of business and the like),
even if ASRock has been advised of the possibility of such damages arising from
any defect or error in the guide or product.
ASRock Website: http://www.asrock.com
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Published December 2003
Copyright©2003 ASRock INC. All rights reserved.

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2ASRock K7S41 / K7S41GX Motherboard
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Motherboard LMotherboard L
Motherboard LMotherboard L
Motherboard Layoutayout
ayoutayout
ayout (K7S41)(K7S41)
(K7S41)(K7S41)
(K7S41)
1 PS2_USB_PWR1 Jumper 16 Chassis Speaker Connector (SPEAKER 1)
2 CPU Fan Connector (CPU_FAN1) 17 Floppy Connector (FLOPPY1)
3 CPU Socket 18 USB 2.0 Connector (USB45, Blue)
4 North Bridge Controller 19 Infrared Module Connector (IR1)
5 184-pin DDR DIMM Slots (DDR 1- 2) 20 AMR Slot (AMR1)
6 ATX Power Connector (ATXPWR1) 21 Flash Memory
7 Secondary IDE Connector (IDE2, Black) 22 Serial Port Connector (COM1)
8 Primary IDE Connector (IDE1, Blue) 23 JL1 Jumper
9 AGP Slot (1.5V_AGP1) 24 JR1 Jumper
10 South Bridge Controller 25 Front Panel Audio Connector (AUDIO1)
11 Clear CMOS (CLRCMOS1, solder points) 26 PCI Slots (PCI 1- 2)
12 Clear CMOS (CLRCMOS2, 2-pin jumper) 27 FSB Select Jumpers (FSB_SEL0/FSB_SEL1/FSB_SEL2)
13 Chassis Fan Connector (CHA_FAN1) 28 Internal Audio Connector: CD1 (Black)
14 Power LED Connector (PWR_LED1) 29 Internal Audio Connector: AUX1 (White)
15 System Panel Connector (PANEL1) 30 FID Jumpers (FID0, FID1, FID2, FID3, FID4)

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ASRock K7S41 / K7S41GX Motherboard
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Motherboard LMotherboard L
Motherboard LMotherboard L
Motherboard Layoutayout
ayoutayout
ayout (K7S41GX)(K7S41GX)
(K7S41GX)(K7S41GX)
(K7S41GX)
1 PS2_USB_PWR1 Jumper 16 Chassis Speaker Connector (SPEAKER 1)
2 CPU Fan Connector (CPU_FAN1) 17 Floppy Connector (FLOPPY1)
3 CPU Socket 18 USB 2.0 Connector (USB45, Blue)
4 North Bridge Controller 19 Infrared Module Connector (IR1)
5 184-pin DDR DIMM Slots (DDR 1- 2) 20 AMR Slot (AMR1)
6 ATX Power Connector (ATXPWR1) 21 Flash Memory
7 Secondary IDE Connector (IDE2, Black) 22 Serial Port Connector (COM1)
8 Primary IDE Connector (IDE1, Blue) 23 JL1 Jumper
9 AGP Slot (1.5V_AGP1) 24 JR1 Jumper
10 South Bridge Controller 25 Front Panel Audio Connector (AUDIO1)
11 Clear CMOS (CLRCMOS1, solder points) 26 PCI Slots (PCI 1- 2)
12 Clear CMOS (CLRCMOS2, 2-pin jumper) 27 FSB Select Jumpers (FSB_SEL0/FSB_SEL1)
13 Chassis Fan Connector (CHA_FAN1) 28 Internal Audio Connector: CD1 (Black)
14 Power LED Connector (PWR_LED1) 29 Internal Audio Connector: AUX1 (White)
15 System Panel Connector (PANEL1) 30 FID Jumpers (FID0, FID1, FID2, FID3, FID4)

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ASRock I/OASRock I/O
ASRock I/OASRock I/O
ASRock I/OTMTM
TMTM
TM (K7S41 / K7S41GX)(K7S41 / K7S41GX)
(K7S41 / K7S41GX)(K7S41 / K7S41GX)
(K7S41 / K7S41GX)
1 Parallel Port 6 Line Out (Lime)
2 RJ-45 Port 7 USB 2.0 Ports
3 Game Port 8 VGA Port
4 Microphone (Pink) 9 PS/2 Keyboard Port (Purple)
5 Line In (Light Blue) 10 PS/2 Mouse Port (Green)
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ASRock K7S41 / K7S41GX Motherboard
1. Introduction1. Introduction
1. Introduction1. Introduction
1. Introduction
Thank you for purchasing ASRock K7S41 / K7S41GX motherboard, a reliable
motherboard produced under ASRock’s consistently stringent quality control. It
delivers excellent performance with robust design conforming to ASRock’s com-
mitment to quality and endurance.
This Quick Installation Guide contains introduction of the motherboard and step-
by-step installation guide. More detailed information of the motherboard can be
found in the user manual presented in the Support CD.
Because the motherboard specifications and the BIOS software might be
updated, the content of this manual will be subject to change without
notice. In case any modifications of this manual occur, the updated
version will be available on ASRock website without further notice.
You may find the latest memory and CPU support lists on ASRock
website as well.
ASRock website http://www.asrock.com
1.1 Package Contents1.1 Package Contents
1.1 Package Contents1.1 Package Contents
1.1 Package Contents
ASRock K7S41 or K7S41GX Motherboard
(Micro ATX Form Factor: 9.6-in x 7.8-in, 24.4 cm x 19.8 cm)
ASRock K7S41 / K7S41GX Quick Installation Guide
ASRock K7S41 / K7S41GX Support CD
One 80-conductor Ultra ATA 66/100/133 IDE Ribbon Cable
One Ribbon Cable for a 3.5-in Floppy Drive
OneASRock I/OTM Shield
One COM Port Bracket
OneASRock MR Card (Optional)
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1.2 Specifications1.2 Specifications
1.2 Specifications1.2 Specifications
1.2 Specifications
Platform: Micro ATX Form Factor: 9.6-in x 7.8-in, 24.4 cm x 19.8 cm
CPU: Supports Socket A (462 pins) for
AMDAthlonTM XP / DuronTM processor
Chipsets: North Bridge (K7S41):
SiS 741, FSB@400 MHz,AGP 8X/4X
North Bridge (K7S41GX):
SiS 741GX, FSB@333 MHz,AGP 8X/4X
South Bridge:
SiS 963L, supports USB 2.0, ATA 133
Memory: 2DDRDIMMSlots:DDR1 andDDR2
K7S41:
PC3200(DDR400)/PC2700(DDR333)/ PC2100(DDR266),
Max. 2GB;
* For PC3200 (DDR400), please refer to the latest memory
support lists on ASRock website: http://www.asrock.com
K7S41GX:
PC2700 (DDR333) / PC2100 (DDR266), Max. 2GB
IDE: IDE1:ATA133 / UltraDMA Mode 6,
IDE2:ATA133 / UltraDMA Mode 6,
Supports up to 4 IDE devices
Floppy Port: Supports up to 2 floppy disk drives
Audio: 5.1 channels AC’97 Audio
LAN: Speed: 802.3u (10/100 Ethernet), supports Wake-On-LAN
Hardware Monitor: CPU temperature sensing,
Chassis temperature sensing,
CPU overheat shutdown to protect CPU life
(ASRock U-COP)(see CAUTION 1),
CPU fan tachometer, Chassis fan tachometer,
Voltage monitoring: +12V, +5V, +3V, Vcore
PCI slots: 2 slots with PCI Specification 2.2
AGP slot: 1 AGP slot, supports 1.5V, 8X/4X AGP card (see CAUTION 2)
AMR slot: 1 slot, supports ASRock MR card (Optional)
USB 2.0: 6 USB 2.0 ports:
includes 4 default USB 2.0 ports on the rear panel,
plus one connector to support 2 additional USB 2.0 ports
(see CAUTION 3)
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ASRock K7S41 / K7S41GX Motherboard
ASRock I/OTM:1 PS/2 mouse port, 1 PS/2 keyboard port,
1 VGA port, 1 parallel port: ECP/EPP support,
1 RJ 45 port, 4 default USB 2.0 ports,
1Game port,
Audio Jack: Line Out / Line In / Microphone In
BIOS: AMI legal BIOS, “Plug and Play” support,
ACPI 1.1 compliance wake up events,
SMBIOS 2.3.1 support,
CPU frequency stepless control
(only for advanced users’ reference, see CAUTION 4)
OS: Microsoft® Windows® 98 SE / ME / 2000 / XP compliant
CAUTION!
1. While CPU overheat is detected, the system will automatically shutdown.
Please check if the CPU fan on the motherboard functions properly before
you resume the system. To improve heat dissipation, remember to spray
thermal grease between the CPU and the heatsink when you install the PC
system.
2. Do NOT use a 3.3V AGP card on the AGP slot of this motherboard!
It may cause permanent damage!
3. Power Management for USB 2.0 works fine under Microsoft®Windows®
XP SP1/2000 SP4. It may not work properly under Microsoft®Windows®
98/ME. Please refer to Microsoft®official document at
http://www.microsoft.com/whdc/hwdev/bus/USB/USB2support.mspx
4. Although this motherboard offers stepless control, it is not recommended
to perform over clocking. Frequencies other than the recommended CPU
bus frequencies may cause the instability of the system or damage the
CPU. The CPU host frequency of this motherboard is determined by the
jumper-setting. You must set the FSB jumper according to yourAMDCPU
before you use the “Manual” option as the FSB setting in BIOS setup to
perform over clocking. Please check page 24 of the User Manual in the
Support CD for details.
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2. Installation2. Installation
2. Installation2. Installation
2. Installation
Pre-installation PrecautionsPre-installation Precautions
Pre-installation PrecautionsPre-installation Precautions
Pre-installation Precautions
Take note of the following precautions before you install mother-
board components or change any motherboard settings.
1. Unplug the power cord from the wall socket before touching any
component. Failure to do so may cause severe damage to the
motherboard, peripherals, and/or components.
2. To avoid damaging the motherboard components due to static
electricity, NEVER place your motherboard directly on the carpet
or the like. Also remember to use a grounded wrist strap or touch
a safety grounded object before you handle components.
3. Hold components by the edges and do not touch the ICs.
4. Whenever you uninstall any component, place it on a grounded
antstatic pad or in the bag that comes with the component.
2.1 CPU Installation2.1 CPU Installation
2.1 CPU Installation2.1 CPU Installation
2.1 CPU Installation
Step 1. Unlock the socket by lifting the lever up to a 90° angle.
Step 2. Position the CPU directly above the socket such that its marked corner
matches the base of the socket lever.
Step 3. Carefully insert the CPU into the socket until it fits in place.
The CPU fits only in one correct orientation. DO NOT force the CPU
into the socket to avoid bending of the pins.
Step 4. When the CPU is in place, press it firmly on the socket while you push
down the socket lever to secure the CPU. The lever clicks on the side tab
to indicate that it is locked.
Step 5. Install CPU fan and heatsink. For proper installation, please kindly refer to
the instruction manuals of your CPU fan and heatsink vendors.
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2.2 Installation of Memory Modules (DIMM)2.2 Installation of Memory Modules (DIMM)
2.2 Installation of Memory Modules (DIMM)2.2 Installation of Memory Modules (DIMM)
2.2 Installation of Memory Modules (DIMM)
K7S41 / K7S41GX motherboard provides two 184-pinDDR (DoubleData Rate) DIMM
slots.
Please make sure to disconnect power supply before adding or removing
DIMMs or the system components.
Step 1. Unlock aDIMM slot by pressing the retaining clips outward.
Step 2. Align aDIMM on the slot such that the notch on the DIMM matches the break
on the slot.
The DIMM only fits in one correct orientation. It will cause permanent
damage to the motherboard and the DIMM if you force the DIMM into the
slot at incorrect orientation.
Step 3. Firmly insert theDIMM into the slot until the retaining clips at both ends fully
snap back in place and the DIMM is properly seated.
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2.3 Expansion Slots (PCI, AMR, and AGP Slots)2.3 Expansion Slots (PCI, AMR, and AGP Slots)
2.3 Expansion Slots (PCI, AMR, and AGP Slots)2.3 Expansion Slots (PCI, AMR, and AGP Slots)
2.3 Expansion Slots (PCI, AMR, and AGP Slots)
There are 2 PCI slots, 1AMR slot, and 1 AGPslot on K7S41 / K7S41GX motherboard.
PCI slots: PCI slots are used to install expansion cards that have the 32-bit PCI
interface.
AMR slot: TheAMR slot is used to insert an ASRock MR card (optional) with
v.92 Modem functionality.
AGP slot: TheAGP slot is used to install a graphics card. TheASRock AGP slot has
a special design of clasp that can securely fasten the inserted graphics
card.
Please do NOT use a 3.3VAGPcard on theAGP slot of this motherboard!
It may cause permanent damage! For the voltage information of your
graphics card, please check with the graphics card vendors.
Installing an expansion cardInstalling an expansion card
Installing an expansion cardInstalling an expansion card
Installing an expansion card
Step 1. Before installing the expansion card, please make sure that the power
supply is switched off or the power cord is unplugged. Please read the
documentation of the expansion card and make necessary hardware
settings for the card before you start the installation.
Step 2. Remove the bracket facing the slot that you intend to use. Keep the screw
for later use.
Step 3. Align the card connector with the slot and press firmly until the card is
completely seated on the slot.
Step 4. Fasten the card to the chassis with screws.
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