MiTAC 8050QMA Manuel de service

BY: ZX XiaoRepair Technology Research Department /EDVDRepair Technology Research Department /EDVDJun.2005 / R01SERVICE MANUAL FOR8050QMASERVICE MANU

9808050QMA50QMAN/B MaintenanceN/B Maintenance• Supports tight ppm accuracy clocks for Serial-ATA and SRC.• Supports spread spectrum modulation, 0 to –

99808050QMA50QMAN/B MaintenanceN/B Maintenance7. Maintenance Diagnostics7.1 IntroductionEach time the computer is turned on, the system BIOS runs a se

100808050QMA50QMAN/B MaintenanceN/B Maintenance7.2 Maintenance Diagnostics7.2.1 Diagnostic Tool for Mini PCI Slot :P/N:411906900001Description: PWA; P

101808050QMA50QMAN/B MaintenanceN/B Maintenance7.3 Error Codes-1Following is a list of error codes in sequent display on the MINI PCI debug board. Te

102808050QMA50QMAN/B MaintenanceN/B Maintenance7.3 Error Codes-2Following is a list of error codes in sequent display on the MINI PCI debug board. Sp

103808050QMA50QMAN/B MaintenanceN/B Maintenance8. Trouble Shooting 8.1 No Power(*1) 8.2 No Display(*2) 8.3 VGA Controller Test Error LCD No Disp

104808050QMA50QMAN/B MaintenanceN/B Maintenance*1: No Power DefinitionBase on ACPI Spec. We define the no power as while we press the power button, th

105808050QMA50QMAN/B MaintenanceN/B MaintenanceWhen the power button is pressed, nothing happens, no fan activity is heard and power indicator is not

106808050QMA50QMAN/B MaintenanceN/B MaintenanceWhen the power button is pressed, nothing happens, no fan activity is heard and power indicator is not

107808050QMA50QMAN/B MaintenanceN/B MaintenanceWhen the power button is pressed, nothing happens, no fan activity is heard and power indicator is not

108808050QMA50QMAN/B MaintenanceN/B MaintenanceWhen the power button is pressed, nothing happens, no fan activity is heard and power indicator is not

10808050QMA50QMAN/B MaintenanceN/B Maintenance• Intel®Dothan processor• AGTL+ bus driver technology with integrated GTL termination resistors (gated A

109808050QMA50QMAN/B MaintenanceN/B MaintenanceWhen the power button is pressed, nothing happens, no fan activity is heard and power indicator is not

110808050QMA50QMAN/B MaintenanceN/B Maintenance+VDD3_AVREF123C3320.1µC3330.1µD16BAV70LT17778PC190.1µPR29100KPR510499KPL505120Z/100MPF701TR/SFT-10APL50

111808050QMA50QMAN/B MaintenanceN/B MaintenanceU709South BridgeICH6-MP11ICH_PWRBTN 7ICH_PWRBTN#R3470Q45FDV301NRSMRST#8H8_RSMRSTSDGWhen the power butto

112808050QMA50QMAN/B MaintenanceN/B MaintenanceThere is no display on both LCD and VGA monitor after power on although the LCD and monitor is known-go

113808050QMA50QMAN/B MaintenanceN/B MaintenanceU13W83L950DP2356PCICLK_KBC70R11433U709South BridgeICH6-MP11468SMBCLKSMB_CLKPCICLK_ICHR2072.2KR2062.2K+V

114808050QMA50QMAN/B MaintenanceN/B MaintenancePLT_RST#456147+3VSFWH_PCIRST#U14SystemBIOSP24JL20JP_NET102U10B74AHC08_VGMCH_RST#JL21JP_NET10To North Br

115808050QMA50QMAN/B MaintenanceN/B MaintenanceDisplayOK?Replace faultyLCD or monitor.DisplayOK?VGA Controller FailureLCD No Display1. Confirm LCD pan

116808050QMA50QMAN/B MaintenanceN/B MaintenanceL19120Z/100M+3VSR311MF12AQ4AO4419SD2316785GR2801,2C101µLVDS_ENVDDC150.22µ8.3 VGA Controller Test Error

117808050QMA50QMAN/B MaintenanceN/B Maintenance8.4 External Monitor No Display-1There is no display or picture abnormal on CRT monitor, but it is OK f

118808050QMA50QMAN/B MaintenanceN/B Maintenance8.4 External Monitor No Display-2There is no display or picture abnormal on CRT monitor, but it is OK f

11808050QMA50QMAN/B MaintenanceN/B Maintenance• 256-MB, 512-MB and 1-GB technology using x8 and x16 devices.• Three memory channel organizations are s

119808050QMA50QMAN/B MaintenanceN/B Maintenance8.5 Memory Test Error-1Extend DDRAM is failure or system hangs up.Memory Test ErrorOne of the following

120808050QMA50QMAN/B MaintenanceN/B Maintenance8.5 Memory Test Error-2Extend DDRAM is failure or system hangs up.R243,R263….56+0.9VSSMBDATASMBCLKJ713P

121808050QMA50QMAN/B MaintenanceN/B Maintenance8.6 Keyboard (K/B) Touch-Pad (T/P) Test Error-1Error message of keyboard or touch-pad failure is shown

122808050QMA50QMAN/B MaintenanceN/B MaintenanceC33022P2829C32622PX28MHZR3281MT_CLKT_DATA69L47 130Z/100M11,129,10TP_CLKTP_DATAU709South BridgeICH6-M+VD

123808050QMA50QMAN/B MaintenanceN/B MaintenanceHard Disk DriveTest ErrorOne of the following parts or signals on the motherboard may be defective, use

124808050QMA50QMAN/B MaintenanceN/B Maintenance+1.8VS_HDD41,56C12612P2322C12512PX425MHZR2251M+5VSR4220D26CL-190GR439470SATA_TXPSATA_TXNSATA_RXPSATA_RX

125808050QMA50QMAN/B MaintenanceN/B Maintenance8.8 CD-ROM Drive Test Error-1An error message is shown when reading data from CD-ROM drive.CD-ROM Drive

126808050QMA50QMAN/B MaintenanceN/B Maintenance8.8 CD-ROM Drive Test Error-2An error message is shown when reading data from CD-ROM drive.J710P14CD-RO

127808050QMA50QMAN/B MaintenanceN/B Maintenance8.9 USB Test Error-1An error occurs when a USB I/O device is installed.Re-testOK?TestOK?USB Test ErrorC

128808050QMA50QMAN/B MaintenanceN/B Maintenance8.9 USB Test Error-2An error occurs when a USB I/O device is installed.U709South BridgeICH6-MP11U501RT9

12808050QMA50QMAN/B MaintenanceN/B Maintenance• Supports only 1.5-V AGP electrics• 32 deep AGP request queue• Hierarchical PCI-compliant configuration

129808050QMA50QMAN/B MaintenanceN/B Maintenance8.10 Audio Test Error-1No sound from speaker after audio driver is installed.Re-test OK?Test OK?Audio F

130808050QMA50QMAN/B MaintenanceN/B MaintenanceAGNDR4066.8KR4196.8K8.10 Audio Test Error-2 (Audio In)U517Audio CodecALC655U709South BridgeICH6-MU715PC

131808050QMA50QMAN/B MaintenanceN/B Maintenance8.10 Audio Test Error-3 (Audio Out)U19AudioAmplifierTPA0212R3431KC345100PR3801KC365100PC354100µR37922P2

132808050QMA50QMAN/B MaintenanceN/B Maintenance8.11 LAN Test Error-1An error occurs when a LAN device is installed.LAN Test ErrorYesNoTestOK?NoCheck i

133808050QMA50QMAN/B MaintenanceN/B MaintenancePCI_AD[0..31]33…PCI_AD2046ICH_PME#31PCI_C/BE[0..3]44…PCLKRUN#65PCI_DEVSEL#68PCI_FRAME#61PCI_GNT3#29PCI_

134808050QMA50QMAN/B MaintenanceN/B MaintenanceRe-testOK?TestOK?PC Card Socket Failure1. Check if the PC Card device is installed properly.2. Confirm

135808050QMA50QMAN/B MaintenanceN/B MaintenancePCI_C/BE#[0..3]PCI_PAR, PCI_STOP#PCI_SERR#, PCI_PERR#PCI_AD[0..31] PCI_TRDY#, PCI_IRDY#PCI_DEVSEL#PCLKR

Reference Material Intel Pentium-M Processor Intel, INC Intel 915PM North Bridge Data Sheet

SERVICE MANUAL FOR 8050QMASponsoring Editor : Jesse JanAuthor : ZX.XiaoAssistant Editor : Ping XiePublisher : MiTAC International Corp.Address : 1, R&

13808050QMA50QMAN/B MaintenanceN/B Maintenance• Integrated Serial ATA host controller with independent DMA operation on two ports and AHCI support• In

14808050QMA50QMAN/B MaintenanceN/B MaintenancePin out Compatible with CB1410• PCI Interface– Compliant with PCI Local Bus Specification Revision 2.3–

15808050QMA50QMAN/B MaintenanceN/B Maintenance• Memory Stick Interface – Compliant with Memory Stick PRO Format Specification Version 1.0– Support 4-b

16808050QMA50QMAN/B MaintenanceN/B Maintenance• Support parallel 4-wire power switch interface The ALC655 is a 16-bit, full duplex AC'97 2.3 comp

17808050QMA50QMAN/B MaintenanceN/B Maintenance• Meets performance requirements for audio on PC99/2001 systems• Meets Microsoft WHQL/WLP 2.0 audio requ

18808050QMA50QMAN/B MaintenanceN/B Maintenance• Stereo MIC record for AEC/BF application • Supports Power Off CD function• Adjustable VREFOUT control

1808050QMA50QMAN/B MaintenanceN/B MaintenanceContents1. Hardware Engineering Specification ………………………………………………………………………1.1 Introduction ……………………………………

19808050QMA50QMAN/B MaintenanceN/B Maintenancesmall outline packages (AC’97 interface on PCT303A and phone-line interface on PCT303W). The chip set el

20808050QMA50QMAN/B MaintenanceN/B Maintenance• 2-4-wire hybrid• Integrated ring detector• High voltage isolation of 4000V• Support for “Caller ID”• C

21808050QMA50QMAN/B MaintenanceN/B Maintenance• Data– ITU-T V.90 (56Kbps), V.34 (4.8Kbps TO 33.6 Kbps), V.32 bis (4.8Kbps to 14.4Kbps), V.22 bis (1.2

22808050QMA50QMAN/B MaintenanceN/B Maintenance1.2.8 IEEE1394 VT6301S1.2.8.1 OverviewThe VT6301S IEEE 1394 OHCI Host Controller provides high performan

23808050QMA50QMAN/B MaintenanceN/B Maintenance• 3-deep physical post-write queue• 2-deep physical response queue• Dual buffer mode enhancements• Skip

24808050QMA50QMAN/B MaintenanceN/B Maintenance– Chip-Erase for PP Mode Single 3.0-3.6V Read and Write Operations Superior Reliability Firmware Hub Har

25808050QMA50QMAN/B MaintenanceN/B Maintenance• JEDEC standard 1.8V I/O (SSTL_18-compatible)• Differential data strobe (DQS,DQS#) option• Four-bit pre

26808050QMA50QMAN/B MaintenanceN/B Maintenance• Programmable burst lengths : 4 or 8• Read burst interrupt supported by another READ• Write burst inter

27808050QMA50QMAN/B MaintenanceN/B MaintenanceManagement (OSPM) to achieve the most efficient power management possible. The RTL8100C(L) does not supp

28808050QMA50QMAN/B MaintenanceN/B Maintenance2. Supports PCI clock 16.75MHz-40MHz3. Supports PCI target fast back-to-back transaction 4. Provides PCI

2808050QMA50QMAN/B MaintenanceN/B MaintenanceContents5. Pin Description of Major Component …….……………………………………………………………….5.1 Intel 915PM North Bridge …

29808050QMA50QMAN/B MaintenanceN/B Maintenance• Advanced power saving mode when LAN function or wakeup function is not used• Uses 93C46 (64*16-bit EEP

30808050QMA50QMAN/B MaintenanceN/B Maintenance• Support 2 PWM channels, 2 D-A and 8 A-D converters• Reduce Firmware burden by Hardware PS/2 decoding•

31808050QMA50QMAN/B MaintenanceN/B Maintenance• Ultra ATA/33/66/100: DMA protocol that redefines signals on the IDE cable to allow both host and targe

32808050QMA50QMAN/B MaintenanceN/B MaintenanceKeys Combination Feature Meaning Fn + F1 Power down Mini PCI power down Fn + F2 Reserve Fn + F3 V

33808050QMA50QMAN/B MaintenanceN/B Maintenance1.3.2 Power On/Off/Suspend/Resume Button 1.3.2.1 APM ModeAt APM mode, Power button is on/off system powe

34808050QMA50QMAN/B MaintenanceN/B Maintenance1.3.4 LED Indicators1.3.4.1 Three LED Indicators at Front Side:From left to right that indicate BATTERY

35808050QMA50QMAN/B MaintenanceN/B Maintenanceconnected, this indicator glows green if the battery pack is fully charged or orange (amber) if the batt

36808050QMA50QMAN/B MaintenanceN/B Maintenance-- Battery Warning: Capacity below 10%, Battery Capacity LED flashes , and system beeps per 2 seconds.--

37808050QMA50QMAN/B MaintenanceN/B MaintenanceWhen AC in or system main battery inside, CMOS battery will consume no power.AC or main battery not exis

38808050QMA50QMAN/B MaintenanceN/B MaintenanceImplanted H/W current limit and battery learning circuit to enhance protection of battery. 1.3.9 Battery

3808050QMA50QMAN/B MaintenanceN/B MaintenanceContents8.12 PC Card Socket Failure …………………………………………………………………………………………………9. Spare Parts List ……………………………

39808050QMA50QMAN/B MaintenanceN/B Maintenance1.4 Power ManagementThe 8050MB system has built in several power saving modes to prolong the battery usa

40808050QMA50QMAN/B MaintenanceN/B Maintenance-- LCD: backlight off-- HDD: spin down 1.4.1.4 Suspend to DRAMThe most chipset of the system is entering

41808050QMA50QMAN/B MaintenanceN/B Maintenance-- All system status will be restored when powered on againImplanted H/W current limit and battery learn

42808050QMA50QMAN/B MaintenanceN/B Maintenance1.5 Appendix 1: Intel ICH6-M GPIO Definitions (1)Pin name Current Define Power plane GPIO0 PCI_REQ6

43808050QMA50QMAN/B MaintenanceN/B MaintenancePin name Current Define Power plane GPIO28 X I/O RESUME GPIO29 PANEL_ID1 I MAIN GPIO30 PANEL_ID2

44808050QMA50QMAN/B MaintenanceN/B Maintenance1.6 Appendix 2: W83L950D KBC Pins Definitions (1)Port Pin Function ImplementP0 0-7 KO[0..7]P1 0-7 KO[8..

45808050QMA50QMAN/B MaintenanceN/B MaintenancePort Pin Function Implement0 PWRBTN#1 KBC_RI#2 AC_ POWER#3 BATT_V4 BATT_T5H8_I_LIMIT6H8_PROCHOT#7 +BC_CP

46808050QMA50QMAN/B MaintenanceN/B Maintenance1.7 Appendix 3: 8050QMA Product Spec (1)Item Description CPU Intel® Pentium® M Processor (Dothan) 90nm

47808050QMA50QMAN/B MaintenanceN/B MaintenanceContinue to previous page1.7 Appendix 3: 8050QMA Product Spec (2)Item Description Audio/AV Function -

48808050QMA50QMAN/B MaintenanceN/B MaintenanceItem Description Communication PCI 10/100 LAN MDC 56K, V.90 Modem 802.11g wireless LAN (Mini PCI option

4808050QMA50QMAN/B MaintenanceN/B Maintenance1.1 Introduction1. Hardware Engineering SpecificationThis document describes the brief introduction for M

49808050QMA50QMAN/B MaintenanceN/B Maintenance2.1 System View2.1.1 Front View2.1.2 Left-side View2. System View and Disassembly Line In C

50808050QMA50QMAN/B MaintenanceN/B Maintenance2.1.3 Right-side View2.1.4 Rear ViewLockAC Power ConnectorUSB Ports *2CD/DVD-ROM DriveKensington

51808050QMA50QMAN/B MaintenanceN/B Maintenance2.1.5 Bottom View2.1.6 Top-open ViewHard Disk DriveCPUBattery ParkStereo Speaker Set

52808050QMA50QMAN/B MaintenanceN/B Maintenance2.2 Tools Introduction2mm2mmBit Size#0 Screw Size Tooling

53808050QMA50QMAN/B MaintenanceN/B Maintenance2.3 System Disassembly The section discusses at length each major component for disassembly/reassembly a

54808050QMA50QMAN/B MaintenanceN/B Maintenance1. Carefully put the notebook upside down.2. Slide the two release lever outwards to the “unlock” posit

55808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.2 Keyboard1. Remove the battery pack. (Refer to section 2.3.1 Disassembly)2. Open the top cover. 3.

56808050QMA50QMAN/B MaintenanceN/B MaintenanceFigure 2-3 Free the keyboardReassembly1. Reconnect the keyboard cable and fit the keyboard back into pla

57808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.3 CPUFigure 2-4 Remove the seven screwsFigure 2-5 Free the heatsinkDisassembly1. Remove the battery

58808050QMA50QMAN/B MaintenanceN/B MaintenanceReassembly1. Carefully, align the arrowhead corner of the CPU with the beveled corner of the socket, the

5808050QMA50QMAN/B MaintenanceN/B Maintenance(DMI) connecting with Intel ICH6-M.The Intel ICH6-M integrates three Universal Serial Bus 2.0 Host Contro

59808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.4 HDD Module Figure 2-8 Remove HDD moduleFigure 2-7 Remove the HDD compartment coverDisassembly1. Ca

60808050QMA50QMAN/B MaintenanceN/B Maintenance4. Remove the four screws to separate the hard disk drive from the bracket, remove the hard disk drive.

61808050QMA50QMAN/B MaintenanceN/B Maintenance1. Push the CD/DVD-ROM drive into the compartment and secure with one screw.2. Replace the battery pack.

62808050QMA50QMAN/B MaintenanceN/B Maintenance1. To install the DDR, match the DDR's notched part with the socket's projected part and firml

63808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.7 Modem CardFigure 2-12 Remove two screws Figure 2-13 Disconnect the cord1. Reconnect the cord and f

64808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.8 LCD ASSYFigure 2-14 Remove the eighteen screwsand separate the antennaFigure 2-15 Free the top cov

65808050QMA50QMAN/B MaintenanceN/B Maintenance4. Remove the seven screws and lift the top shielding up, then free the top shielding. (Figure 2-16)5. S

66808050QMA50QMAN/B MaintenanceN/B Maintenance6. Remove the two screws and lift the two hinge covers up, then free the two hinge covers. (Figure 2-18)

67808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.9 LCD PanelDisassembly1. Remove the battery, keyboard, CPU, hard disk drive, CD/DVD-ROM drive, DDR,

68808050QMA50QMAN/B MaintenanceN/B MaintenanceReassembly1. Replace the cable to the LCD panel.2. Attach the LCD panel’s brackets back to LCD panel and

6808050QMA50QMAN/B MaintenanceN/B Maintenanceconfigurations, so that compact, high performance systems can be implemented easily. A full set of softwa

69808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.10 Inverter BoardDisassembly1. Remove the battery, keyboard, CPU, hard disk drive, CD/DVD-ROM drive,

70808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.11 System BoardFigure 2-25 Remove the two screwsFigure 2-26 Remove the two screwsDisassembly1. Remov

71808050QMA50QMAN/B MaintenanceN/B Maintenance4. Disconnect the three speakers’ cables from the system board and separate the (R&L) rear covers. (

72808050QMA50QMAN/B MaintenanceN/B MaintenanceReassembly1. Fit the system board into the I/O bracket and secure with two screws.2. Replace the system

73808050QMA50QMAN/B MaintenanceN/B Maintenance2.3.12 Touch Pad 1. Remove the battery pack, keyboard, CPU, hard disk drive, CD/DVD-ROM drive, DDR and m

74808050QMA50QMAN/B MaintenanceN/B Maintenance3. Definition & Location of Connectors / Switches 3.1 Mother Board (Side A)J8J2J1J3J5J4J7SW3SW4SW2

75808050QMA50QMAN/B MaintenanceN/B Maintenance3. Definition & Location of Connectors / Switches 3.2 Mother Board (Side B)J706PJ701J701J716J713J714

76808050QMA50QMAN/B MaintenanceN/B Maintenance4. Definition & Location of Major Components4.1 Mother Board (Side A)PU2PU12U13U19U14PU5PU6PU3U7U18

77808050QMA50QMAN/B MaintenanceN/B Maintenance4. Definition & Location of Major Components4.2 Mother Board (Side B)U710U711U717U722U724U709U517 U

78808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(1)Host Interface Signals Signal Name Type Description HADS# I/O AGTL+ H

7808050QMA50QMAN/B MaintenanceN/B Maintenance1.2 System Hardware PartsCPU Intel® Pentium® M Processor (Dothan) 90nm, 2M L2, 533 MHz FSB Intel® Celeron

79808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(2)Host Interface Signals (Continued) Signal Name Type Description HLOCK#

80808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(3)DDR / DDR2 SDRAM Channel A Interface Signal Name Type Description SA_DQ

81808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(4)DDR / DDR2 SDRAM Channel B Interface Signal Name Type Description SB_DQ

82808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(5)DDR / DDR2 Common Signals Signal Name Type Description SM_CK[1:0], SM_C

83808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(6)CRT DAC Signals Signal Name Type Description RED O A RED Analog Video

84808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(7)LVDS Signals Signal Name Type Description LDVS Channel A LADATAP[2:0] I

85808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(8)Serial DVO Interface. Signal Name Type Description SDVO B Interface SDV

86808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(9)PLL Signals Signal Name Type Description HCLKP I Diff ClkDifferential

87808050QMA50QMAN/B MaintenanceN/B Maintenance5.1 Intel 915PM North Bridge(10)Power and Ground Interface Ball Name Description Host VTT (VCCP) FSB p

88808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(1)PCI Interface Signals Name Type Description AD[31:0] I/O PCI Address

8808050QMA50QMAN/B MaintenanceN/B Maintenance1.2.1 Intel Dothan Processors in Micro-FCBGA Package Intel Dothan Processors with 479 pins Micro-FCBGA pa

89808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(2)PCI Interface Signals (Continued) Name Type Description PERR# I/O Pari

90808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(3)Serial ATA Interface Signals (Continued) Name Type Description SATA[3]G

91808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(4)IDE Interface Signals Name Type Description DCS1# O IDE Device Chip Se

92808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(5)USB Interface Signals Name Type Description USBP[0]P, USBP[0]N, USBP[1]

93808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(6)Power Management Interface Signals Name Type Description PWRBTN# I P

94808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(7)Processor Interface Signals Name Type Description A20M# O Mask A20: A2

95808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(8)General Purpose I/O Signals 1,2 Name Type Tolerance Power Well Descripti

96808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(9)Power and Ground Signals Name Description Vcc3_3 3.3 V supply for core w

97808050QMA50QMAN/B MaintenanceN/B Maintenance5.2 Intel ICH6-M South Bridge(10)Functional Strap Definitions 1 Signal Usage When Sampled Description GN

98808050QMA50QMAN/B MaintenanceN/B Maintenance6. System Block DiagramDVI ConnectorRGB SignalFlat PanelLVDS Signal200 Pins DDR2 SO-DIMM Socket * 2USB *