Global American Inc. 2807780 User manual

User’s Manual
Mini-ITXMotherboard
2807780
Version 1.0

Copyrights
This manual is copyrighted and all rights are reserved. It does not allow any non authorization in
copied, photocopied, translated or reproduced to any electronic or machine readable form in
whole or in part without prior written consent from the manufacturer.
In general, the manufacturer will not be liable for any direct, indirect, special, incidental or
consequential damages arising from the use of inability to use the product or documentation, even
if advised of the possibility of such damages. The manufacturer keeps the rights in the subject to
change the contents of this manual without prior notices in order to improve the function design,
performance, quality and reliability. The author assumes no responsibility for any errors or
omissions, which may appear in this manual, nor does it make a commitment to update the
information contained herein.
Trademarks
Intel is a registered trademark of Intel Corporation.
Award is a registered trademark of Award Software, Inc.
All other trademarks, products and or product's name mentioned herein are mentioned for
identification purposes only, and may be trademarks and/or registered trademarks of their
respective companies or owners.

iii
SafetyInstructions
CAUTION: Dangerofexplosionifbattery isincorrectlyreplaced.
Replaceonlywiththesameorequivalenttyperecommendedbythe
manufacturer.
1. Alwaysreadthe safetyinstructionscarefully.
2. KeepthisUser’sManualforfuturereference.
3. Keep thisequipmentawayfromhumidity.
4. Laythisequipmenton areliableflatsurfacebeforesettingitup.
5. Theopeningsontheenclosureareforairconvectionhenceprotectstheequip-
mentfromoverheating.DONOTCOVERTHEOPENINGS.
6. Makesurethevoltage ofthepowersourceandadjustproperly110/220Vbe-
foreconnecting theequipmenttothepowerinlet.
7. Placethepowercordsuchawaythatpeoplecannotstep on it.Donotplace
anythingoverthe powercord.
8. AlwaysUnplugthePowerCordbeforeinserting anyadd-oncardormodule.
9. Allcautionsandwarningson the equipment should benoted.
10.Neverpouranyliquidintothe openingthatcoulddamageorcauseelectrical
shock.
11. Ifanyofthefollowingsituationsarises,get theequipmentchecked byservice
personnel:
†Thepowercordorplug isdamaged.
†Liquidhaspenetrated intotheequipment.
†Theequipment hasbeen exposedtomoisture.
†Theequipmentdoesnotworkwelloryou cannotgetit workaccordingto
User’sManual.
†Theequipmenthasdroppedand damaged.
†Theequipment hasobvioussign of breakage.
12.DONOT LEAVE THISEQUIPMENT INANENVIRONMENT UNCONDITIONED,STOR-
AGETEMPERATUREABOVE600 C(1400F), IT MAYDAMAGETHEEQUIPMENT.

iv
FCC-BRadioFrequencyInterferenceStatement
Thisequipmenthasbeen
testedandfoundtocomply
withthe limitsforaClass B
digitaldevice,pursuanttoPart
15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotection
againstharmfulinterferenceinaresidentialinstallation. Thisequipmentgenerates,
usesandcanradiateradio frequency energyand, ifnot installedand usedin accor-
dancewiththeinstructions,maycauseharmful interferencetoradio communications.
However,thereisnoguaranteethatinterferencewill notoccurinaparticular
installation.Ifthisequipmentdoescauseharmful interferencetoradio ortelevision
reception, whichcanbedeterminedbyturning theequipmentoff and on, theuseris
encouraged totrytocorrect theinterferencebyoneormoreofthe measureslisted
below.
†Reorientorrelocatethereceivingantenna.
†Increasetheseparation between theequipmentandreceiver.
†Connectthe equipmentintoan outletonacircuitdifferentfromthat to
whichthereceiverisconnected.
†Consult thedealeroranexperiencedradio/televisiontechnician forhelp.
Notice1
Thechangesormodificationsnotexpresslyapprovedbythe partyresponsible for
compliancecouldvoidtheuser’sauthoritytooperatetheequipment.
Notice2
ShieldedinterfacecablesandA.C.powercord,if any,must beused in orderto
complywiththeemissionlimits.
VOIRLANOTICED’ INSTALLATIONAVANTDERACCORDERAURESEAU.
Micro-StarInternational
2807780
ThisdevicecomplieswithPart15oftheFCCRules.Operationissubject tothe
followingtwo conditions:
(1)thisdevicemaynotcauseharmfulinterference,and
(2)thisdevicemustacceptanyinterferencereceived,includinginterferencethat
maycauseundesiredoperation.

1-1
P rod uc t Ove rview
Chapter 1
Product Overview
Thank you for choosing the 2807780 Mini ITX mainboard
from Global American, Inc.
Based on the innovative In tel ® G M965/GME 965 &
IC H8M controllers for optimal sy stem efficiency, the
2807780 accommodates the latest Intel® C o re 2 Du o/
C ore D uo /C elero n M processors in Socket P and
supports two 240-pin 533/667MHz DDR2 DIMM slots
to provide the maximum of 4GB memory c apacity.
In the entry-level and mid-range market segment, the
2807780 can provide a high-performance solution for
today ’s f ront-end and general purpose workstation,
as well as in the future.

2807780 Mainboard
1-2
Mainboard Specifications
P r o cess or
- Intel C ore 2 Duo/C ore Duo/Celeron M CP U in S ocket P
- S upports 3-pin C P U f an pin-heade r with Fan S peed C ontrol
- S upports Intel Dual C ore Technology to 533 /667 /800MH z and up
S upported FSB
- 533/667 /800MHz
C hip s et
- North B ridge: Intel G M965 /GME 965 chips et
- S outh B ridge: Intel ICH 8M chips et
M e m o ry
- DDR 2 533/667 S DR AM (4GB Max)
- 2 DDR 2 DIMM s lots (240pin / 1.8V)
L AN
- S upports 2 G b E thernet by Intel 82573L & 82566 DC
Audio
- HDA C odec by R ea ltek ALC 888 7.1 channel
- C ompliant with Azalia 1.0 s pecs
IDE
- 1 IDE port by IC H8M
- S upports Ultra DMA 66/100 mode
- S upports P IO, B us Master operation mode
S ATA
- S ATA I I ports by IC H8M
- S upports two S ATA I I devices
- S upports storage and data transfers at up to 300MB /s
C on ne ctors
B ack P anel
- 2 R J-45 LAN jacks
- 4 US B 2.0 ports
- 1 D-S ub VG A connector
- 1 s erial port

1-3
ProductOverview
-1PS2keyboard/mouseport
-6audiojacks
OnboardConnectors
-2USB2.0connectors(4ports)
-1parallelportconnector
-1SPDIFconnector
-1LVDSconnector
-1TV-outconnector
-1digitalI/O connector(16GPIO)
-1serialportconnector
-1frontpanelconnector
-1amplifierconnector(4-pin)
Slots
-1PCIExpressx16 slot
-1MiniPCI-Eslot
-1PCI 32-bit/33MHzslot
-1CFsocket
FormFactor
-MiniITX:170mmx170mm
Mounting
-4mountingholes
Environmental
StorageTemperature
-Temperature:-20oC~80oC
-Humidity:0%RH~95%RH
Operation Temperature
-Temperature:0oC~55oC
-Humidity:0%RH~85%RH

2807780 Mainboard
1-4
Block Diagram

1-5
ProductOverview
(2807780 v1.X)Mini ITXMainboard
MainboardLayout
C F 1
JLVDS1
DIMM1
DIMM2
JTV2
JBAT1
CPUFAN1
SYSFAN1
F_USB1
F_USB2
CON1
PCI1
J4
J7
J6
J5
JSPI2
JSPD1
ALC888
Intel
82573L
Intel
82566DC
JLPC1
JFP1
COM2
JLPT1
JCF_SEL1
IDE1
SATA2
SATA1
ATX1
JAMP1
PCI-E1
BATT
+
Top:
Mouse
Bottom:
Keyboard
Top: LANJack
Bottom:USBPorts
Top:LANJack
Bottom:USBPorts
Top:COMPort
Bottom: VGAPort
T:
M:
B:
Line-In
Line-Out
Mic
T:RS-Out
M:CS
B:SPDIFOut
-Out
Intel
ICH8M
Intel
GM965/GME965
JCASE1

2807780 Mainboard
1-6
Board Dimension

1-7
ProductOverview
Back Panel& I/O Shield Drawing

2807780 Mainboard
1-8
PowerConsumption
Current(A)Current(A)Current(A)Current(A)Current(A)Current(A)
Enter DOS(Stable) 2.45 2.75 2.97 0 0.05 0.02
Enter BIOS(Stable) 2.42 2.74 2.97 0 0.05 0.02
Idle 1.64 2.37 1.92 0 0.05 0.01
CPU Stress 100% 1.66 2.7 3.5 0 0.05 0.02
Windows stress(3dMARK2006) 1.66 3.22 4.5 0 0.05 0.02
Windows Desktop Standby S1
with/without two LANs connected
(stable)
1.08/1.07 1.78/1.76 1.58/1.56 00.08/0.080 0.02
Windows Desktop Standby S3
with/without two LANs connected
(stable)
0 0 0 0 0.45/0.44 0
Windows Desktop Hibernate S4
with/without two LANs connected
(stable)
0 0 0 0 0.25/0.24 0
Windows Desktop Soft OffS5
with/without two LANs connected
(stable)
0 0 0 0 0.25/0.24 0
(-)12V5V Standby
12V Main
Connector
M2807780 3.3V 5V 12V
Component
CPU
Memory
Add-OnVGA
HardDisk
Operating system
Seagate500GSATA27200rpmHDDx1
Microsoft WindowsXP ProfessionalSP2
Description
IntelCore2Duo T7100 processor
Kingston 2GDDR2-667x2
Nvidia FX1400 PCI-ExpressVGACardx1

1-9
ProductOverview
MTBF -ReliabilityPrediction
CalculationModel
Operation
temperature( )
Operating
Environment
DutyCycle MTBF(hr.)
Telcordia Issue1 35
GF,GU -
GroundFixed,
Uncontrolled
10,867.351095
92,019
MIL-HDBK-217FN2 55 GF,GU -
GroundFixed,
Uncontrolled
117.312341 8,524
Safety Compliance &MTBF
Certification Titleof standard
EN55022:1998+A1:2000+A2:2003Class BProductfamilystandard
EN6100-3-2:2000ClassD
Limitsforharmoniccurrent
emission
EN6100-3-3:1995+A1:2001
Limitationofvoltage
fluctuationand flickerinlow-
voltagesupplysystem
ImmunityEN55024:1998+A1:2001+A2:2003 Productfamilystandard
BSMI
C-Tick
CE RFI
VCCI VCCIV-3:2004, ClassB
VCCIV-4:2004, ClassB
Standardnumber
FCC
AS/NZSCISPR22:2004
CNS13438 類(1997年版)
FCC CFRTitle47 Part 15SubpartB:2005ClassB
CISPR22: 2005

2-1
Har dw are S etup
Chapter 2
Hardware S etup
This chapter provides you with the information about
hardware setup procedures. While doing the installation,
be ca reful in holding the components and follow the
ins talla tion procedures. F or s ome components , if you
install in the wrong orientation, the components will not
work properly.
Us e a grounded wrist strap before handling computer
c omp one nts . S ta tic e lec tric ity ma y da mag e th e
components.

2-22807780
2807780 Mainboard
Quick ComponentsGuide
SYSFAN1,
p.2-13
CPU, p.2-3
DIMM Slots, p.2-6
IDE1, p.2-10
JCF_SEL1,p.2-20
JCASE1,p.2-10
JBAT1,
p.2-18
BackPanel
I/O, p.2-8
CPUFAN1, p.2-13
JFP1,p.2-13
PCISlot,p.2-19
F_USB1/2, p.2-16
PCI-ESlot,
p.2-19
JLVDS1, p.2-15
SATA1/2, p.2-11
ATX1,p.2-7
JAMP1, p.2-12
JLPT1,p.2-17
COM2,p.2-17
JSPI2, p.2-12
JSPD1, p.2-12
J4, p.2-11
JTV2, p.2-14
J7,p.2-18
J6,p.2-18
J5,p.2-18

2-3
HardwareSetup
CPU (CentralProcessing Unit)
Important
1.Overheatingwillseriouslydamage the CPUand system.Alwaysmake
surethe cooling fan canwork properlytoprotect the CPUfromoverheating.
2.Makesurethat youapplyan even layerofheatsinkpaste(orthermaltape)
betweentheCPUandtheheatsinktoenhanceheatdissipation.
3.While replacingtheCPU,alwaysturnoffthepowersupplyorunplugthe
powersupply spowercordfromthe groundedoutlet firsttoensurethe
safetyofCPU.
The mainboardsupports Intel Core2Duo/CoreDuo/Celeron M processors in
SocketP.When you areinstallingthe CPU, makesuretheCPUhasaheatsink
andacoolingfanattachedonthetopto preventoverheating. Ifyoudo not
havetheheatsinkand cooling fan,contact yourdealertopurchaseandinstall them
beforeturning on thecomputer.

2-42807780
2807780 Mainboard
Important
2.PlacetheCPUontop ofthesocket. Makesuretoalign thegold arrow ontheCPU
withthe arrowkeyon thesocket.
3.PushtheCPUdownuntilitspinssecurelyfit intothesocket.
CPU&Cooler Installation forSocketP
4.Onthefront endofthe CPUsocket isa
lockingmechanismdesigned intothe
form ofascrewhead. Makesurethat
youactuateordeactuatethismecha-
nismwithascrewdriverbeforeandaf-
terinstalling theCPU.
1.LocatetheCPUsocketonthe
mainboard.

2-5
HardwareSetup
7. TheheatsinkpastehelpstoenhanceheatdissipationoftheCPU.Beforeinstalling
thecoolerset (fan&heatsinkbundled),makesurethatyou detachthe shieldof
the heatsinkpasteunderthecoolerset.
8. Locatethefourscrew holesaround theCPUsocketwheretheCPUcooler
backplatewasinstalled.Align thecoolersetwiththescrew holesand mount iton
topoftheCPU.
10.Connectthefanpowercabletothe
CPUFAN1connectoronthemainboard.
9. Screwtosecurethecoolerset to
themainboard.
5. Flipoverthemainboardandlocatethepositionof theCPUsocket.
6. Install thebackplatetotheback ofthe CPUsocket withholesaligned.
CPUcoolerbackplate

2-62807780
2807780 Mainboard
InstallingDDR2Modules
1.Thememory modulehasonlyone notchonthecenterandwill onlyfit intheright
orientation.
2.Insert thememorymoduleverticallyintotheDIMMslot.Thenpushit in until the
goldenfingeronthememory moduleisdeeplyinsertedintheDIMMslot.
3.Theplasticclipat eachsideof theDIMMslotwillautomaticallyclose.
Important
Youcanbarelysee the golden fingerifthememory moduleisproperlyinserted
in theDIMMslot.
Memory
64x2=128 pin 56x2=112 pin
DDR2
240-pin,1.8V
Volt Notch
TheDIMM slotsareintendedforsystemmemorymodules.

2-7
HardwareSetup
Power Supply
Important
Powersupplyof 350watts (and above)ishighlyrecommendedforsystem
stability.
ATX1PinDefinition
PIN SIGNAL
11 3.3V
12 -12V
13 GND
14 PS_ON
15 GND
16 GND
17 GND
18 -5V
19 5V
20 5V
PIN SIGNAL
1 3.3V
2 3.3V
3GND
45V
5GND
65V
7GND
8PW_OK
9 5V_SB
10 12V
ATX20-Pin SystemPower Connector:ATX1
Thisconnectorallowsyoutoconnect toan ATXpowersupply.Toconnect tothe ATX
powersupply,makesurethe plugofthe powersupplyisinserted in the proper
orientationand thepinsarealigned.Thenpushdownthepowersupplyfirmlyintothe
connector.
ATX1
10 1
20 11