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S
UPERMICR
R
C2SBA / C2SBA+ / C2SBA+II / C2SBE
Q
R
G
UICK
EFEREN CE
UIDE R
.100
E V

Motherboard Layout and Features

12
11
10
9
J12
PCI1
PCI4
PCI2
PCI3
J8
J7
J1
13
38
JP2
39
14
J9
40
15
41
IDE CTRL
16
ITE 8212
Intel ICH9
17
42
South Bridge
J44
18
43
DIMM1
J48
JS2
JS1
JS4
JS3
19
DIMM2
J45
DIMM3
30
28
20
25
J47
DIMM4
21
JS6
JS5
Battery
FAN4
FAN3
JF1
23
27
22
24
26
29

CPU Installation

Heatsink Installation

1. Open
socket
cover
2. Set heatsink
2. Insert CPU (Align
on CPU
Notches)
Lock
3. Close and
secure lever.
Note: Graphics shown in this quick reference guide are for illustration only. Your components may or may not look exactly the same as drawings shown in this guide.
C
I
ONTACT
NFORMAT ION
• www.supermicro.com (Email: support@supermicro.com)
• Manuals: http://www.supermicro.com/support/manuals
• Drivers & Utilities: ftp://ftp.supermicro.com
• Safety: http://www.supermicro.com/about/policies/safety_information.cfm
7
6
5
4
3
2
1
8
VGA
COM1
KB/MOUSE
USB 1/2
Audio
USB
3/4/5/6
Parallel Port
36
LAN
Fan5
JPUSB1
35
Processor
37
Intel G33
North Bridge
34
FAN1
DIMM1A
DIMM2A
33
DIMM1B
DIMM2B
S I/O
Floppy
24-pin ATX PWR
W83627DHG
31
32

Front Panel Control (JF1)

1. Apply
thermal
LED_Anode+
Power LED
grease
HDD LED
LED_Anode+
NIC1 LED
LED_Anode+
X
X
OH/Fan Fail LED
LED_Anode+
X
X
Reset
Reset Button
Ground
Power Button
Ground
PWR
2
1
3. Twist to lock
fasteners
P
C
ACKAGE
ONTENTS
(Applies to individual-pack only)
• One (1) Supermicro Motherboard
• Six (6) SATA Cables (C2SBA+II only)
• Four (4) SATA Cables (for C2SBA,
C2SBA+, and C2SBE)

Jumpers, Connectors and LED Indicators

Jumpers

Item #
Jumper
Description
Default
41
JBT1
CMOS Clear
See Chapter 2 in User Manual
36
JKB
Keyboard Enabled
Pins 1-2 (Enabled)
38
JI2C1, JI2C2
SMB to PCI Slots
Open/Open (Disabled)
14
JP2
ITE IDE Enabled
Pins 1-2 (Enabled)
(not available for C2SBE)
30
JP3
TPM Enabled (not available for C2SBE) Pins 1-2 (Enabled)
10
JP5
Audio Enabled
Pins 1-2 (Enabled)
40
JPL1
Giga-bit LAN Enable
Pins 1-2 (Enabled)
7
JPUSB1
Back Panel USB Wake Up
Pins 2-3 (Disabled)
17
JPUSB2
Front Panel USB Wake Up
Pins 2-3 (Disabled)
29
JWD
Watch Dog Enable
Pins 1-2 (Reset)

Connectors

Item #
Connector
Description
11
CD1 (CD-In)
Audio CD Input (CD In) Header
2, 13
COM1, COM2
COM Port / Serial Port Connectors
34, 33, 27, 26, 9
Fans 1-5
Fan1: CPU Fan, Fans 2-5: System/Chassis Fans
37
GLAN 1 (LAN)
LAN Port
20
IDE#1, IDE#2
IDE Hard Drive #1 & #2 (not available for C2SBE)
8
J46 (Audio)
Audio Port
12
J12 (Front Audio)
Front Panel Audio Connector
31
J27 (Floppy)
Floppy Disk Connector
24
JF1
Front Control Panel Header
15
J9 (Speaker)
Speaker Header
32
J40 (24-Pin ATX PWR)
ATX 24-Pin Power Connector
35
J41 (4-Pin PWR)
12V 4-pin Power Connector (required connection)
22
JL1
Chassis Intrusion Header
28
JLED
Onboard Power LED Indicator
1
J28 (KB/Mouse)
Keyboard and PS/2 Mouse
3
J30 (Parallel)
Parallel Printer Port
25
LE1
Standby Power LED Indicator
42
SATA 0, 1, 4, 5
SATA Headers
43
SATA 2, 3
SATA Headers (for C2SBA+II only)
6, 5
USB 1/2, 3-6
Back Panel USB Ports
18, 23
(FP) USB 7/8, 9/10
Front Panel USB Ports
21, 19
(FP) USB 11, 12
Front Accessible USB Ports
4
VGA
Video/Graphics Connector (not available for C2SBE)
16
WOL
Wake On LAN Header
39
JWOR
Wake On Ring Header

LED Indicators

Item #
LED
Description
25
LE1
Onboard Stby PWR LED
28
JLED
Onboard Power LED Indicator
Note: Refer to Chapter 1 of the User Manual for detailed information on jumpers, connectors, and LED indicators.
• Two (2) IDE Hard Drive Cable (for C2SBA+II
and C2SBA+ only)
• One (1) Floppy Drive Ribbon Cable
• One (1) Quick Reference Guide

Memory Support

This motherboard supports up to 8 GB of Unbuffered (UDIMM) DDR2 Non-ECC
800/677 MHz memory in 4 memory slots.
Note: For memory optimization, use only DIMM modules that have been
validated by Supermicro. For the latest memory updates, please refer to our
website at http://www.supermicro.com/products/motherboard.

DIMM Installation

Towards the CPU
DIMM1A
DIMM2A
DIMM1B
DIMM2B
Towards the edge of the motherboard
Possible System Memory Allocation & Availability
System Device
Size
1 MB
BIOS)
Local APIC
4 KB
Area Reserved for the chipset
2 MB
I/O APIC (4 Kbytes)
4 KB
PCI Enumeration Area 1
256 MB
PCI Express (256 MB)
256 MB
PCI Enumeration Area 2 (if needed)
512 MB
-Aligned on 256-MB boundary-
VGA Memory
16 MB
TSEG
1 MB
Memory available to OS and other ap-
plications
Notes:
1. Due to the OS limitations, some operating systems may not show more than 4GB of memory.
2. Both Unbuffered ECC and Non-ECC memory modules can be installed in the memory slots.
However, the functionality of ECC is not supported by the chipset.

Back Panel IO Connectors

I
H
B
D
L
G
A
C
E
K
F
J
not available on C2SBE
Note: Refer to Chapter 2 of the User Manual for detailed information on memory support and CPU/
motherboard installation instructions.
Physical Memory
Remaining (-Available)
(4 GB Total System
Memory)
3.99
3.99
3.99
3.99
3.76
3.51
3.01
2.85
2.84
2.84
A. Keyboard
J. USB Port 1
O
R
B. PS/2 Mouse
K. USB Port 2
C. COM 1
L. Gigabit LAN 1
D. Parallel
M. Side Surround
E. VGA
N. Back Surround
F. USB Port 3
O. CEN/LFE
G. USB Port 4
P. Mic In
H. USB Port 5
Q. Front
N
Q
I. USB Port 6
R. Line In
P
M

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