EUROCOM L295U Series Скачать руководство пользователя | Manualshive

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L295U - Base A - 3

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L295U - Base

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L295U - Base

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Содержание L295U Series

Страница 1: ...L295U L297U...

Страница 2: ......

Страница 3: ...Preface I Preface LCD Computer L295U L297U Series Service Manual...

Страница 4: ...rt be reproduced translated transmitted or reduced to any machine readable form without prior consent from the vendor manufacturer or creators of this publica tion except for copies kept by the user f...

Страница 5: ...k up basic information for servicing and or upgrading components of the computer The following information is included Chapter 1 Introduction provides general information about the location of system...

Страница 6: ...wing manual for additional information User s Manual on CD This describes the computer s features and the procedures for operating the computer and its ROM based setup program It also describes the in...

Страница 7: ...6 Removing the System Memory 2 7 Removing the CPU 2 8 Removing the I O Bracket 2 10 Removing the Modem 2 11 Removing the Floppy Disk Drive Assembly 2 12 Removing the Mini PCI I F Module 2 13 Removing...

Страница 8: ...B B 14 ICH5 Power LPC Clock SMbus B 15 ICH5 PCI IDE UHB USB LAN B 16 Thermal Fan Controller B 17 Cardbus PCI1520 B 18 IEEE 1394 B 19 Cardbus Slot Mini PCI B 20 LAN RTL8100BL B 21 IDE Connector Firmwar...

Страница 9: ...ng systems e g DOS Windows 9x Windows NT 4 0 Windows 2000 Windows XP OS 2 Warp UNIX etc have their own manuals as do application software e g word processing and database programs If you have question...

Страница 10: ...s L297U Series LCD Size Color TFT 15 XGA LCD Panel supporting a resolution of 1024 768 256K colors Color TFT 17 SXGA LCD Panel supporting a resolution of 1280 1024 16 million colors CD Device Location...

Страница 11: ...Cache 533MHz Front Side Bus 2 8 GHz Intel Celeron D 325 330 335 340 345 350 FC PGA2 Package 478 pin 90nm 90 Nanometer Process Technology 256KB L2 Cache 533MHz Front Side Bus 2 53 2 66 2 80 2 93 3 06 3...

Страница 12: ...on ECP EPP Mode Support One External Monitor VGA Port 15 pin D sub Two PS 2 Ports Keyboard Mouse Three Audio Jacks For Headphone out Line in and Microphone in Four USB 2 0 Ports One RJ 45 Jack for 100...

Страница 13: ...CD ROM or CD RW or DVD ROM or DVD ROM CD RW Combo or DVD RW R Modem Removable Internal 56k MDC Data Fax Modem optional LAN On Board 10 100Mbps Base Auto Detection Power Internal Switching Power Suppl...

Страница 14: ...Locator Front View 1 Introduction External Locator Front View 5 1 2 4 2 3 4 3 4 3 L295U Series L297U Series L295UT Figure 1 1 Front View 1 LCD Panel 2 Speakers 3 LED Activity indicators 4 Power Butto...

Страница 15: ...tions then the optional module will replace the floppy disk drive module in the slot at point 1 Figure 1 2 Left Right Views 1 Floppy Disk Drive 2 Hard Disk Drive HDD Bay 3 CD Device L295U Only 4 LCD B...

Страница 16: ...adphone Out Jack 3 Line In Jack 4 Microphone In Jack 5 RJ 45 LAN Jack 6 RJ 11 Phone Jack 7 Dual USB Ports 8 Unpowered IEEE 1394 Port 9 Blocked IEEE 1394 Port no option installed 10 PS 2 Mouse Keyboard...

Страница 17: ...Key Parts Figure 1 4 Mainboard Overview Top Key Parts 1 CPU Socket no CPU Installed 2 Intel Springdale G North Bridge 3 RAM Sockets 4 Mini PCI Socket for WLAN or IEEE1394 5 FLASH BIOS 6 CMOS Battery...

Страница 18: ...Bottom 1 Introduction Mainboard Overview Bottom Key Parts Figure 1 5 Mainboard Overview Bottom Key Parts 1 Chrontel CH7017A 2 Clock Generator 3 Intel ICH 5 460 mBGA South Bridge 4 SUPER I O Winbond W...

Страница 19: ...e Connectors Switches 1 Floppy Disk Drive CN5 2 Card Reader CN4 3 CD DVD Device CN7 4 Fan Power CN9 5 Inverter CN1 6 Modem Module 7 Speaker CN31 8 Modem Cable CN33 9 PC CARD CN13 10 Touch Screen CN16...

Страница 20: ...Introduction 1 12 Mainboard Overview Bottom 1 Introduction Mainboard Overview Bottom Cable Connectors and Switches Figure 1 7 Mainboard Bottom Cable Connectors Switches 1 CN35 LCD Connector 1...

Страница 21: ...ion may have a box in the page margin Information contained under the figure will give a synopsis of the sequence of procedures involved in the disassembly procedure A box with a lists the relevant pa...

Страница 22: ...r away from its base When replacing the connection make sure the connector is oriented in the same way The pin1 side is usually not indicat ed Pressure sockets for multi wire connectors To release thi...

Страница 23: ...Do not pull on the wire 6 Peripherals Turn off and detach any peripherals 7 Beware of static discharge ICs such as the CPU and main support chips are vulnerable to static electricity Before handling a...

Страница 24: ...2 6 2 Remove the CPU page 2 8 To remove the I O Bracket 1 Remove the LCD back cover page 2 6 2 Remove the I O bracket page 2 10 To remove the modem 1 Remove the LCD back cover page 2 6 2 Remove the I...

Страница 25: ...s holding the assembly to the bay cover 5 Remove screws and separate the hard disk and case 6 Insert the new hard disk and reverse the removal procedures to install the new hard disk Figure 2 1 Hard D...

Страница 26: ...y level surface 2 Remove screws from the LCD back cover and slide it up towards the top of the computer 3 Carefully remove the LCD back cover from the main unit and set it aside Figure 2 2 LCD Back Co...

Страница 27: ...up and you can remove it 5 Insert a new module holding it at about a 30 angle and fit the connectors firmly into the memory slot Figure 2 3 Memory Removal Sequence a Locate the memory sockets b Pull t...

Страница 28: ...the fan unit 4 Release the power cable from the board and lift out the CPU heat sink fan unit Figure 2 4 CPU Removal Sequence a Release the latches from the top of the CPU heat sink and fan unit b Rem...

Страница 29: ...ck the CPU 6 Carefully it may be hot lift the CPU up out of the socket 7 When re inserting the CPU pay careful attention to the pin alignment it will fit only one way don t force it 1 3 1 a b 3 Figure...

Страница 30: ...dard screws and use long nosed pliers or a nutdriver to remove the hex socket connector type screws 3 Carefully ease the I O bracket off the mainboard Figure 2 6 I O Bracket Removal Sequence a Remove...

Страница 31: ...m module and disconnect the modem cable at point 3 Disconnect the modem module from the connector socket and lift it and the modem and cable off the mainboard Figure 2 7 Modem Removal Sequence a Remov...

Страница 32: ...e floppy disk drive assembly 3 Carefully disconnect the floppy disk drive ribbon cable at point 4 Lift the floppy disk drive assembly off the mainboard Figure 2 8 Floppy Disk Drive Assembly Removal Se...

Страница 33: ...en lift Mini PCI I F module and cable off the main board 4 If the module is the Mini PCI WLAN not pictured Disconnect the antenna cables at the RF Main and RF Aux points on the module then lift Mini P...

Страница 34: ...sembly L295U Series 1 Remove the LCD back cover page 2 6 2 Remove screws and disconnect cable from the CD device 3 Remove the CD Device Figure 2 10 L295U CD Device Assembly Removal Sequence a Remove t...

Страница 35: ...cate the CD ROM eject switch and remove screw 3 Push the CD ROM eject switch to slide the CD device assembly out of the bay 4 Remove the CD Device Figure 2 11 L297U CD Device Assembly Removal Sequence...

Страница 36: ...Disassembly 2 16 2 Disassembly...

Страница 37: ...ur organization may use a different system so be sure to cross check any relevant documentation Note Some assemblies may have parts in common especially screws However the part lists DO NOT indicate t...

Страница 38: ...rt list illustration Part L295U Page L297U Page Base page A 3 page A 11 Back page A 4 page A 12 Front page A 5 page A 13 Card Reader Module page A 6 page A 14 CD ROM page A 15 Combo page A 7 page A 16...

Страница 39: ...Part Lists L295U Base A 3 A Part Lists L295U Base Figure A 1 L295U Base...

Страница 40: ...Part Lists A 4 L295U Back A Part Lists L295U Back Figure A 2 L295U Back...

Страница 41: ...Part Lists L295U Front A 5 A Part Lists L295U Front Figure A 3 L295U Front...

Страница 42: ...Part Lists A 6 L295U Card Reader Module A Part Lists L295U Card Reader Module Figure A 4 L295U Card Reader Module...

Страница 43: ...Part Lists L295U Combo A 7 A Part Lists L295U Combo Figure A 5 L295U Combo...

Страница 44: ...Part Lists A 8 L295U Toshiba DVD A Part Lists L295U Toshiba DVD Figure A 6 L295U Toshiba DVD...

Страница 45: ...Part Lists L295U FDD A 9 A Part Lists L295U FDD Figure A 7 L295U FDD...

Страница 46: ...Part Lists A 10 L295U HDD A Part Lists L295U HDD Figure A 8 L295U HDD...

Страница 47: ...Part Lists L297U Base A 11 A Part Lists L297U Base Figure A 9 L297U Base...

Страница 48: ...Part Lists A 12 L297U Back A Part Lists L297U Back Figure A 10 L297U Back...

Страница 49: ...Part Lists L297U Front A 13 A Part Lists L297U Front Figure A 11 L297U Front...

Страница 50: ...Part Lists A 14 L297U Card Reader Module A Part Lists L297U Card Reader Module Figure A 12 L297U Card Reader Module...

Страница 51: ...Part Lists L297U CD ROM A 15 A Part Lists L297U CD ROM Figure A 13 L297U CD ROM...

Страница 52: ...Part Lists A 16 L297U Combo A Part Lists L297U Combo Figure A 14 L297U Combo...

Страница 53: ...Part Lists L297U Toshiba DVD RW A 17 A Part Lists L297U Toshiba DVD RW Figure A 15 L297U Toshiba DVD RW...

Страница 54: ...Part Lists A 18 L297U FDD A Part Lists L297U FDD Figure A 16 L297U FDD...

Страница 55: ...Part Lists L297U HDD A 19 A Part Lists L297U HDD Figure A 17 L297U HDD...

Страница 56: ...Part Lists A 20 L297U Video Capture Card Module A Part Lists L297U Video Capture Card Module Figure A 18 L297U Video Capture Card Module...

Страница 57: ...age B 5 IEEE 1394 Page B 19 MCH Power Page B 6 Cardbus Slot Mini PCI Page B 20 MCH Host Page B 7 LAN RTL8100BL Page B 21 MCH AGP Page B 8 IDE Connector Firmware Hub Page B 22 MCH Memory Page B 9 SIO W...

Страница 58: ...UCLKC 6 PCI 33MHz 2 48MHz 3 66MHz 2 14MHz R G B CHRONTEL PANEL RJ 45 RealTek SUPER I O LPC Bus HEAD PHONE MINI PCI Dual Channel DDR Memory Bus IDE Bus PCI Bus Host Bus CH7017A Winbond PCI1520 WLAN or...

Страница 59: ...21 T24 U2 U5 U22 U25 V1 V4 V23 V26 W3 W6 W21 W24 Y2 Y5 Y22 Y25 AA1 AA4 AA7 AA9 AA11 AA13 AA15 AA17 AA19 AA23 AA26 AB3 AB6 AB8 AB10 AB12 AB14 AB16 AB18 AB20 AB21 AB24 AF25 A7 AD2 AF24 A22 AE21 VSS VSS...

Страница 60: ...W23 E22 K22 R22 W22 AE25 L5 R5 A2 B3 C4 AF3 AD3 COMP1 BCLK1 BCLK0 COMP0 IERR MCERR FERR STPCLK BINIT INIT RSP DBSY DRDY TRDY ADS LOCK BR0 BNR HIT HITM BPRI DEFER TCK TDI TMS TRST TDO PROCHOT IGNNE SM...

Страница 61: ...4 33_1 CP3 10p Q33 2N3904 B E C R383 33_1 CP10 10p_R CP37 10p CP38 10p R349 33_1 _R R376 33_1 R379 33_1 R312 2 49K_1 R313 2 49K_1 R403 220 CA224 0 1u_X7R R395 10K R353 1K_1 R378 33_1 R351 1K_1 R361 49...

Страница 62: ...CC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DDR VCC_DAC VCC_DAC VCCA_FSB VCCA_DPLL VCCA_DAC VCCA_DDR1 VCCA_DDR2 VCCA_DDR3...

Страница 63: ...E19 F19 J17 L18 G16 G18 F21 F15 E15 E21 J19 G14 E17 K17 J15 L16 J13 F13 F11 E13 K15 G12 G10 L15 E11 K13 J11 H10 G8 E9 B13 E14 B14 B12 B15 D14 C13 B11 D10 C11 E10 B10 C9 B9 D8 B8 B30 D28 B19 L19 G9 D1...

Страница 64: ...3 HI_2 HI_1 HI_0 HISTRS HISTRF HI_SWING DVOB_HSYNC GAD0 DVOB_VSYNC GAD1 DVOB_D1 GAD2 DVOB_D0 GAD3 DVOB_D3 GAD4 DVOB_D2 GAD5 DVOB_D5 GAD6 DVOB_D4 GAD7 DVOB_D6 GAD8 DVOB_D9 GAD9 DVOB_D8 GAD10 DVOB_D11 G...

Страница 65: ...H29 F32 G33 N25 M25 J29 G32 AF15 AG13 AG21 AH27 AD29 U30 L27 J30 AG11 AG15 AE21 AJ28 AC31 U31 M29 J31 AG31 AJ31 AD27 AE24 AK27 AG25 AL25 AF21 AL23 AJ22 AF29 AL21 AJ20 AE27 AD26 AL29 AL27 AE23 W27 W31...

Страница 66: ...5 6 7 8 CA29 0 1u RN33 8P4R 56 1 2 3 4 5 6 7 8 CA28 0 1u RN47 8P4R 56 1 2 3 4 5 6 7 8 CA47 0 1u CA61 0 1u CA68 0 1u CA57 0 1u RN20 8P4R 56 1 2 3 4 5 6 7 8 CA67 0 1u RN41 8P4R 56 1 2 3 4 5 6 7 8 CA35 0...

Страница 67: ...VDDQ VDDQ VDDQ VDDQ VDDQ VDDQ DQ30 DQ31 DQ32 DQ33 DQ34 DQ35 DQ36 DQ37 DQ38 DQ39 DQ40 DQ41 DQ42 DQ43 DQ44 DQ45 DQ46 DQ47 A10 A9 A8 A7 DQ48 DQ49 DQ50 DQ51 DQ52 DQ53 DQ54 DQ55 DQ56 DQ57 DQ58 DQ59 DM2 DQ...

Страница 68: ...4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 7...

Страница 69: ...D37 1N4148 C A R103 0 R102 0 R366 0 R370 0 R590 10K Q29 2N7002 D G S CT74 10u 10V_1206 TR1 SI3456DV 3 2 1 4 5 6 G D D S D D R277 10K CP1 10p CP24 10p CP34 10p CP21 10p CP31 10p CP15 10p CP19 10p CT75...

Страница 70: ...287 22p L58 0 L56 BEAD FCM1608K121 120ohm 1 2 L28 SJ 201209 0600B N3 600_0805 1 2 Q46 2N7002 D G S C291 33p L55 BEAD FCM1608K121 120ohm 1 2 R310 75_1 R605 4 7K R311 75_1 L54 BEAD FCM1608K121 120ohm 1...

Страница 71: ...AD11 R24 T21 U2 U1 AA1 R1 AD10 AA12 K14 K20 K22 K24 L10 L11 L12 L13 L14 L15 L21 L23 M1 M5 M11 M12 N14 N13 N12 N11 M24 M22 M14 M13 T3 T6 U19 V1 V21 W16 W18 Y3 N20 P1 P10 P11 P12 P13 P14 P15 P21 T23 R14...

Страница 72: ...D23 AD24 AD25 AD26 AD27 AD28 AD29 AD30 AD31 C BE0 C BE1 C BE2 C BE3 DEVSEL FRAME IRDY TRDY STOP PAR PERR PLOCK SERR PCIRST PME PCICLK REQ0 REQ1 REQ2 REQ3 REQ4 GPIO40 GNT0 GNT1 GNT2 GNT3 GNT4 REQA GPIO...

Страница 73: ...CN9 MOLEX 5045 03A CPU FAN 1 2 3 Q40 2SB1198K B E C CA65 0 1u R141 4 7K C101 100u 16V_6 3 7 R137 10K R136 4 7K D22 1N4148_R C A Q10 2N7002 D G S C103 3300p Q8 2SB1198K_R B E C R139 1K_1206 R142 10K R...

Страница 74: ...A15 C14 P19 V13 R17 F17 L18 J15 G18 U11 H17 N14 N17 H14 P17 H18 L15 K17 R18 P15 H15 N18 H19 P18 M15 N15 W8 W13 D19 A16 F13 A_CAD0 A_CAD1 A_CAD2 A_CAD3 A_CAD4 A_CAD5 A_CAD6 A_CAD7 A_CAD8 A_CAD9 A_CAD10...

Страница 75: ...H38 MTH276D110TA 2 3 4 5 6 7 8 9 1 H37 MTH276D110TA 2 3 4 5 6 7 8 9 1 H34 MTH276D110TA 2 3 4 5 6 7 8 9 1 H36 MTH276D110TA 2 3 4 5 6 7 8 9 1 H4 MTH276D111 2 3 4 5 6 7 8 9 1 H13 MTH315D201TUA 2 3 4 5 6...

Страница 76: ...BE 1 A8 CPAR A10 CPERR A14 CGNT WE CINT REQ VCC VPP1 CCLK A16 CIRDY A15 CC BE 2 A12 CAD18 A7 CAD21 A5 CAD22 A4 CAD23 A3 CAD24 A2 CAD25 A1 CAD26 A0 CAD27 D0 CAD29 D1 RSVD D2 CLKRUN WP GND GND CCD1 CD1...

Страница 77: ...1 5 6K U35 93C46 1 2 3 4 5 6 7 8 CS SK DI DO GND NC NC VCC 75_1 R564 Y7 25MHz 1 2 75_1 R566 CA289 0 1u_R 75_1 R565 CA290 0 1u R213 49 9_1 C322 10p_R L50 0_0805 R212 49 9_1 PCI Power Management GND POW...

Страница 78: ...5 6 7 8 R119 10K C80 0 047u_R CN7 CABLE CON 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 R121 33 CA103 0 1u R113 10K_R R272 4 7K CT64...

Страница 79: ...18 19 20 21 22 23 24 25 26 27 29 30 49 50 51 52 53 54 56 57 76 78 79 80 81 82 83 84 85 75 1 2 3 4 5 6 7 8 9 10 11 13 14 15 16 17 31 32 33 34 35 36 37 38 47 46 45 44 43 42 41 40 39 55 61 86 102 101 10...

Страница 80: ...AD BK1608HS 241 R579 BEAD BK1608HS 241 R582 BEAD BK1608HS 241 R578 BEAD BK1608HS 241 R581 BEAD BK1608HS 241 R580 BEAD BK1608HS 241 R258 BEAD BK1608HS 241 R247 BEAD BK1608HS 241 R246 BEAD BK1608HS 241...

Страница 81: ...ENABLE CF10 4 7u 16V_1206 CA276 0 1u_R C132 0 22u C131 0 22u C139 0 22u R179 0 C258 0 22u R166 0 L48 BEAD BK2125HS601 600ohm_0805 CA268 0 1u C266 0 22u CA126 0 1u CA140 0 1u C229 0 022u CP42 10p CF11...

Страница 82: ...p CN32 L SPEAKER 1 2 R553 4 7K CB16 2 2u_0805 R546 3K R547 4 7K R560 22K C274 2 2u 16V_1206 CA284 0 1u R545 1K R204 1K C208 100u 16V_6 3 7 C206 100u 16V_6 3 7 L31 0_0805 L27 0_0805 L51 0_0805 CN26 MIC...

Страница 83: ...D G S D1 SR340 A C Q1 AP60N03H G D S C34 0 1u R25 10K_1 R19 10K_1 U1 CM8562 1 5 7 8 6 2 3 4 VIN REFEN AGND PGND VCCA VFB VOUT VOUT R620 15_1206 C19 0 1u C20 0 1u C16 0 1u C15 0 1u C13 10u 6 3V_0805 C3...

Страница 84: ...GND EN CDLY PAD R169 OPEN R177 100 CA139 0 1u C250 0 01u C95 3300u 6 3V_10 25 L16 1 6uH 1 2 C276 0 01u C275 1u R189 0 CT33 10u 25V_1206 C110 0 01u C100 3300u 6 3V_10 25 CA131 0 1u C99 3300u 6 3V_10 25...

Страница 85: ...N_2A R444 10K C232 0 1u C231 0 1u R280 1K R279 4 7K R281 4 7K D14 SR340 A C PC1 0 1u PD2 AS2431AM C R A U4 CM8561 1 2 3 4 5 6 7 8 VIN VOUT REFEN VCCA GND GND GND GND R67 2K_1 CF1 4 7u 16V_1206 R68 10K...

Страница 86: ...Schematic Diagrams B 30 B Schematic Diagrams...

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