Gigabyte GA-6CXC User Manual
FCC Compliance Statement:
This equipment has been tested and found to
comply with limits for a Class B digital device ,
pursuant to Part 15 of the FCC rules. These
limits are designed to provide reasonable
protection against harmful interference in
residential installations. This equipment
generates, uses, and can radiate radio
frequency energy, and if not installed and used
in accordance with the instructions, may cause
harmful interference to radio communications.
However, there is no guarantee that interference
will not occur in a particular installation. If this
equipment does cause interference to radio or
television equipment reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to
correct the interference by one or more of the following measures:
-Reorient or relocate the receiving antenna
-Move the equipment away from the receiver
-Plug the equipment into an outlet on a circuit different from that to which
the receiver is connected
-Consult the dealer or an experienced radio/television technician for
additional suggestions
You are cautioned that any change or modifications to the equipment not
expressly approve by the party responsible for compliance could void Your
authority to operate such equipment.
This device complies with Part 15 of the FCC Rules. Operation is subjected to
the following two conditions 1) this device may not cause harmful interference
and 2) this device must accept any interference received, including interference
that may cause undesired operation.
DECLARATION OF CONFORMITY
Per FCC Part 2 Section 2. 1077(a)
Responsible Party Name: G.B.T. INC.
Address: 18305 Valley Blvd., Suite#A
LA Puent, CA 91744
Phone/Fax No: (818) 854- 9338/ (818) 854-9339
hereby declare s that the product
Product Name:
Model Number:
Mother Board
Conforms to the following specifications:
FCC Part 15, Subpart B, Section 15.107(a) and Section 15.109(a),
Class B Digital Device
Supplementary Information:
This device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) This device may not cause harmful
and (2) this device must accept any inference received, including
that may cause undesired operation.
Representative Person's Name: ERIC LU
Signature:
Date: Dec.03,1999
Eric Lu
GA- 6CXC
Declaration of Conformity
We, Manufacturer/Importer
(full address)
G.B.T. Technology Träding GMbH
Ausschlager Weg 41, 1F, 20537 Hamburg, Germany
declare that the product
( description of the apparatus, system, installation to which it refers)
Mother Board
GA-6CXC
is in conformity with
(reference to the specification under which conformity is declared)
in accordance with 89/336 EEC-EMC Directive
EN 55011 Limits and methods of measurement EN 61000-3-2* Disturbances in supply systems caused
of radio disturbance characteristics of EN60555-2 by household appliances and similar
industrial, scientific and medical (ISM electrical equipment “Harmonics”
high frequency equipment
EN55013 Limits and methods of measurement EN61000-3-3* Disturbances in supply systems caused
of radio disturbance characteristics of EN60555-3 by household appliances and similar
broadcast receivers and associated electrical equipment “Voltage fluctuations”
equipment
EN 55014 Limits and methods of measurement EN 50081-1 Generic emission standard Part 1:
of radio disturbance characteristics of Residual, commercial and light industry
household electrical appliances,
portable tools and similar electrical EN 50082-1 Generic immunity standard Part 1:
apparatus Residual, commercial and light industry
EN 55015 Limits and methods of measurement EN 55081-2 Generic emission standard Part 2:
of radio disturbance characteristics of Industrial environment
fluorescent lamps and luminaries
EN 55020 Immunity from radio interference of EN 55082-2 Generic immunity standard Part 2:
broadcast receivers and associated Industrial environment
equipment
EN 55022 Limits and methods of measurement ENV 55104 Immunity requirements for household
of radio disturbance characteristics of appliances tools and similar apparatus
information technology equipment
DIN VDE 0855 Cabled distribution systems; Equipment EN 50091- 2 EMC requirements for uninterruptible
part 10 for receiving and/or distribution from power systems (UPS)
part 12 sound and television signals
CE marking (EC conformity marking)
The manufacturer also declares the conformity of above mentioned product
with the actual required safety standards in accordance with LVD 73/23 EEC
EN 60065 Safety requirements for mains operated EN 60950 Safety for information technology equipment
electronic and related apparatus for including electrical business equipment
household and similar general use
EN 60335 Safety of household and similar EN 50091-1 General and Safety requirements for
electrical appliances uninterruptible power systems (UPS)
Manufacturer/Importer
Signature
:
Rex Lin
(Stamp)
Date : Dec. 03, 1999 Name : Rex Lin
6CXC/6CXC-1
Pentium
II / III Processor
Motherboard
USER'S MANUAL
Pentium
II / III Processor MAINBOARD
REV. 2.3 First Edition
R-23-01-091223
How this manual is organized
This manual is divided into the following sections:
1) Revision List Manual revision information
2) Item Checklist Product item list
3) Features Product information & specification
4) Hardware Setup Instructions on setting up the motherboard
5) Performance & Block Diagram Product performance & block diagram
6) Suspend to RAM & Dual BIOS Instructions STR installation & Dual BIOS
7) BIOS Setup Instructions on setting up the BIOS software
8) Appendix General reference
Table Of Content
Revision History P.1
Item Checklist P.2
Summary of Features P.3
6CXC/6CXC-1 Motherboard Layout P.5
Page Index for CPU Speed Setup / Connectors / Panel and Jumper Definition P.8
Performance List P.28
Block Diagram P.29
Suspend to RAM Installation P.30
Dual BIOS Introduction P.36
Memory Installation P.43
Page Index for BIOS Setup P.44
Appendix P.77
6CXC/6CXC -1 Motherboard
1
Revision History
Revision Revision Note Date
2.3 Initial release of the 6CXC/6CXC-1 motherboard user’s manual. Dec.1999
The author assumes no responsibility for any errors or omissions that may appear in this
document nor does the author make a commitment to update the information contained herein.
Third-party brands and names are the property of their respective owners.
Sound Blaster is a registered trademark of Creative Technology Ltd in the United States and
certain other countries. Sound Blaster-LINK and SB-LINK are trademarks of Creative
Technology Ltd.
Dec. 23 , 1999 Taipei, Taiwan, R.O.C
Item Checklist
2
Item Checklist
þThe 6CXC/6CXC-1 Motherboard
þCable for IDE / Floppy device
þCD (IUCD) for motherboard utilities
oInternal COMB Cable (Optional)
oInternal USB Cable (Optional)
oCable for SCSI device
þ6CXC/6CXC-1 User’s Manual
6CXC/6CXC -1 Motherboard
3
Summary of Features
Form factor Ÿ 30.5 cm x 22 cm ATX SIZE form factor, 4 layers PCB.
CPU Ÿ Pentium
II/III Processor
Ÿ 256/ 512 KB 2nd cache in CPU
Chipset Ÿ 82820 HOST / AGP / RDRAM Controller
Ÿ 82801AA(ICH) I/O Controller Hub
Ÿ 82805AA(MTH) Memory Translator Hub
Clock Generator Ÿ Supports 100 / 133MHz
Ÿ 105/110/115/117/120/125/127/135/137/140/
145/150 MHz clocks (reserved)
Memory Ÿ 4 168-pin DIMM Sockets Support 4 banks.
I/O Control Ÿ Winbond W83627HF LPC
Slots Ÿ 1 AMR (Audio Modem Riser) slot
Ÿ 1 Universal AGP slot 1X/2X/4X 1.5V/3.3V device
support
Ÿ 5 32-bit Master PCI Bus slots
Ÿ 1 16-bit ISA Bus slot (Optional)
On-Board IDE Ÿ An IDE controller on the Intel
82801AA PCI chipset
provides IDE HDD/ CD -ROM with PIO, Bus Master and Ultra
DMA33/ATA66 operation modes
Ÿ Can connect up to four IDE devices
On-Board Peripherals Ÿ 1 Floppy port supports 2 FDD with 360K, 720K,1.2M, 1.44M
and 2.88M bytes
Ÿ 1 Parallel ports supports SPP/EPP/ECP mode
Ÿ 2 Serial Ports (COMA & COMB)
Ÿ 4 USB ports (Front USB Port Optional)
Ÿ 1 IrDA connector for IR/CIR
Hardware Monitor
(Optional)
Ÿ CPU/Power Supply/System Fan Revolution detect
Ÿ CPU Fan Control
Ÿ System Voltage Detect
Ÿ CPU Overheat Warning
Ÿ Chassis Intrusion Detect
Ÿ Display Actual Current Voltage
On-Board Sound
(Optional)
Ÿ Aureal AU8810(Optional)
Ÿ Line In / Line Out / Mic In / AUX In / CD In / TEL / SPDIF
/ Game Port
PS/2 Connector Ÿ PS/2
Keyboard interface and PS/2
Mouse interface
To be continued…
Summary of Features
4
BIOS Ÿ Licensed AMI BIOS, 4M bit FWH
Ÿ Support Dual BIOS (Optional)
Additional Features Ÿ Internal/External Modem Wake up
Ÿ STR (Suspend-To-RAM)
Ÿ Wake On LAN
Ÿ PS/2 Keyboard Password Wake up
Ÿ PS/2 Mouse Wake up
Ÿ System after AC back
Ÿ Poly fuse for keyboard, USB, Game port over- current protection
6CXC/6CXC -1 Motherboard
5
6CXC/6CXC-1 Motherboard Layout
6CXC
ICH 82801
Backup
BIOS
Main
BIOS
CPU
AGP
PCISLOT1
PCISLOT2
PCISLOT3
PCISLOT4
PCISLOT5
ISA1
AMR
MCH
82820
J1
JP3 JP27
PS/2
USB
LPT
COM A COM B
SPDIF
GAME & Audio
J19
J10
J16
J14
J15
JP28
JP16
ATX POWER
FLOPPY
IDE1
IDE2
JP13
BAT1
IR/CIR
J9
J13
JP15
JP22
JP21
JP18
AC97
JP2
J21
DIMM4
DIMM3
J2
JP1
JP31
MTH
82805
SW1
FP USB
JP32
JP33
AUREAL
W83627
DIMM2
DIMM1
JP24
JP9
BZ1
W83628F
W836290
6CXC/6CXC -1 Motherboard Layout
6
$
Page index for CPU Speed Setup/Connectors/Panel and Jumper Definition
Page
CPU Speed Setup P.8
Connectors P.9
GAME & Audio Port P.9
COMA / COMB / LPT Port P.9
USB Connector P.10
PS/2 Keyboard & PS/2 Mouse Connector P.10
J2 (CPU Cooling FAN Power Connector) P.11
J1 (Power Cooling FAN Power Connector)
P.11
J13 (System Cooling FAN Power Connector) P.12
ATX Power P.12
Floppy Port P.13
IDE (Primary/ Secondary) Port P.13
IR/CIR P.14
Front USB Port[Optional] P.14
JP2 (STR LED Connector& DIMM LED) P.15
J20 (SPDIF) [Optional] P.15
J19 (AUX_IN) P.16
J10 (CD Audio Line In) P.16
J16 (TEL) P.17
J14 (Wake On LAN) P.17
J15 (Ring Power On) P.18
J21 (External SMBUS Device Connector) P.18
Panel and Jumper Definition P.19
J9 (2x11 pins jumper) P.19
JP27 (Back USB Device Wake up Selection)[Optional] P.20
JP3 (PS/2 Keyboard Power On) P.20
JP1 (STR Selection) P.21
JP16 (Case Open) P.21
JP28 (Onboard Sound Function Selection) [Optional] P.22
JP15 (Top Block Lock) P.22
JP18 (Clear CMOS Function) P.23
JP21 (Safe mode/Recovery/Normal) P.23
JP22 (Timeout Reboot Function) P.24
6CXC/6CXC -1 Motherboard
7
JP31 (Over Voltage CPU Speed Up) [Optional] P.24
JP32 (Front USB Device Wake Up Selection) [Optional] P.25
6CXC/6CXC -1 Motherboard Layout
8
JP33 (FWH Write Protection) P.25
JP24 (Internal Buzzer Connector) [Optional] P.26
JP9 (AMR Select) [Optional] P.26
BAT 1(Battery) P.27
CPU Speed Setup
9
CPU Speed Setup
The system bus frequency can be switched at 100MHz and 133MHz by adjusting JP13 & SW 1. The
CPU Frequency is control by BIOS.
JP13 / SW1 Select the System Speed at 100MHz and 133MHz.
AGPCLK CPUCLK JP13 1 2 3 4
70 105 X
○ ○ ○ ○
66.6
100.3
X
○
○
X
○
73.3
110
X
○
X
○
○
76.6
115
X
○
X
○
X
78
117
X
○
X
X
○
80
120
X
○
X
X
X
83.3
125
X
X
○
○
○
84.6
127
X
X
○
○
X
66.6
133.3
X
X
○
X
○
67.5
135
X
X
○
X
X
68.5
137
X
X
X
○
○
70
140
X
X
X
○
X
72.5
145
X
X
X
X
○
75
150
X
x
X
X
X
66.6
100/133/
Auto
○
X
○
X
○
(O: ON / X : OFF)
JP13
1
100MHz
JP13
1
133MHz
JP13
SW1
ON
1 2 3 4
SW1
ON
1 2 3 4
100/133
Auto MHz
SW1
ON
1 2 3 4
1
6CXC/6CXC -1 Motherboard
10
Connectors
GAME & Audio Port
MIC In
GAME
Port
Line In
Line Out
COM A / COM B / LPT Port
COM A
LPT PORT
COM B
6CXC/6CXC -1 Motherboard
11
Connectors
12
CN3 : USB Connector (Back)
Pin No. Definition
1 USB V0
2 USB D0-
3 USB D0+
4 GND
5 USB V1
6 USB D1-
7 USB D1+
8 GND
1
2
3
4
8
7 6 5
PS/2 Keyboard & PS/2 Mouse Connector
PS/2 Mouse/ Keyboard
Pin No. Definition
1 Data
2 NC
3 GND
4 VCC(+5V)
5 Clock
6 NC
PS/2 Keyboard
PS/2 Mouse
1 2
3
4
5
6
6CXC/6CXC -1 Motherboard
13
Connectors
14
J2:CPU Cooling FAN Power Connector
Pin No. Definition
1 Control
2 +12V
3 SENSE
1
J1:Power Cooling FAN Power Connector
Pin No. Definition
1 Control
2 +12V
3 SENSE
1
6CXC/6CXC -1 Motherboard
15
J13: System Cooling FAN Power Connector
Pin No. Definition
1 Control
2 +12V
3 SENSE
1
ATX Power
Pin No. Definition
3,5,7,13,15-17 GND
1,2,11 3.3V
4,6,19,20 VCC
10 +12V
12 -12V
18 -5V
8 Power Good
9 5V SB stand by+5V
14 PS-ON(Soft On/Off)
10
11
20
1
Connectors
16
Floppy Port
RED LINE
IDE1(Primary) , IDE2 (Secondary) Port
RED LINE
IDE 2
IDE 1
6CXC/6CXC -1 Motherboard
17
IR/CIR
Pin No.
Definition
1 VCC
2 NC
3 IRRX
4 GND
5 IRTX
6 NC
7 CIRRX
8 VCC
9 NC
10 NC
1
5
6
10
CN9 : USB Port Connector (Front) (Optional)
Pin No. Definition
1 VCC
2 USB D0-
3 USB D0+
4 GND
5 VCC
6 USB D1-
7 USB D1+
8 GND
1
4
5
8
Connectors
18
JP2 : STR LED Connector & DIMM LED
1
+
DIMM LED
STR LED Connector External.
J20 : SPDIF (The SPDIF output is capable of providing digital audio to
external speakers or compressed AC3 data to an external Dolby digital
decoder.) (Optional)
1
Pin No.
Definition
1 VCC
2 SPDIF OUT
3 GND
6CXC/6CXC -1 Motherboard
19
J19 : AUX IN
Pin No. Definition
1 AUX-L
2 GND
3 GND
4 AUX-R
1
J10 : CD Audio Line In
1
Pin No. Definition
1 CD-L
2 GND
3 GND
4 CD-R
Connectors
20
J16 : TEL(The connector is for internal modem card with voice
connector)
Pin No. Definition
1 Signal-In
2 GND
3 GND
4 Signal-Out
1
J14: Wake on LAN
Pin No. Definition
1 +5V SB
2 GND
3 Signal
1
6CXC/6CXC -1 Motherboard
21
J15: Ring Power On
Pin No. Definition
1 Signal
2 GND
1
J21 : External SMBUS Device Connector
1
Pin No. Definition
1 SMB CLK
2 NC
3 GND
4 SMB DATA
5 +5V
6CXC/6CXC -1 Motherboard
19
Panel and Jumper Definition
J9 : For 2X11 Pins Jumper
RE
GN
GD
PW P+ P − P−
S P K
HD
1
1
1
1
1
GN (Green Switch) Open: Normal Operation
Close: Entering Green Mode
GD (Green LED) Pin 1: LED anode(+)
Pin 2: LED cathode(−)
HD (IDE Hard Disk Active LED) Pin 1: LED anode(+)
Pin 2: LED cathode(−)
SPKR (Speaker Connector) Pin 1: VCC(+)
Pin 2- Pin 3: NC
Pin 4: Data(−)
RE (Reset Switch) Open: Normal Operation
Close: Reset Hardware System
P+P−P−(Power LED) Pin 1: LED anode(+)
Pin 2: LED cathode(−)
Pin 3: LED cathode(−)
PW (Soft Power Connector) Open: Normal Operation
Close: Power On/Off
Panel and Jumper Definition
20
JP27 : Back USB Device Wake up Selection(Optional)
(USB Connector
à
CN3)
CN3
Pin No. Definition
1-2 close
USB Device
Wake up
2-3 close Normal (Default)
1
(If you want to use "USB KB/Mouse Wake from S3"
function, you have to set the BIOS setting "USB
KB/Mouse Wake from S3" enabled, and the jumper
"JP27" enabled).
*(Power on the computer and as soon as memory
counting starts, press <Del>. You will enter BIOS Setup.
Select the item "POWER MANAGEMENT SETUP",
then select "USB KB/Mouse Wake from S3: Enabled".
Remember to save the setting by pressing "ESC" and
choose the "SAVE & EXIT SETUP" option.)
JP3 : PS/2 Keyboard Power On
Pin No. Definition
1-2 close PS/2 Keyboard
Power on Enabled
2-3 close PS/2 Keyboard
Power on Disabled
(Default)
1
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