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Preface Notebook Computer M540JE/M550JE Service Manual...
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Preface Notice The company reserves the right to revise this publication or to change its contents without notice. Information contained herein is for reference only and does not constitute a commitment on the part of the manufacturer or any subsequent ven- dor.
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This manual is intended for service personnel who have completed sufficient training to undertake the maintenance and inspection of personal computers. It is organized to allow you to look up basic information for servicing and/or upgrading components of the M540JE/ M550JE series notebook PC.
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Preface IMPORTANT SAFETY INSTRUCTIONS Follow basic safety precautions, including those listed below, to reduce the risk of fire, electric shock and injury to per- sons when using any electrical equipment: 1. Do not use this product near water, for example near a bath tub, wash bowl, kitchen sink or laundry tub, in a wet basement or near a swimming pool.
Preface Instructions for Care and Operation The notebook computer is quite rugged, but it can be damaged. To prevent this, follow these suggestions: Don’t drop it, or expose it to shock. If the computer falls, the case and the components could be damaged. Do not expose the computer Do not place it on an unstable Do not place anything heavy...
Preface Avoid interference. Keep the computer away from high capacity transformers, electric motors, and other strong mag- netic fields. These can hinder proper performance and damage your data. Take care when using peripheral devices. Use only approved brands of Unplug the power cord before peripherals.
Preface Battery Precautions • Only use batteries designed for this computer. The wrong battery type may explode, leak or damage the computer. • Do not continue to use a battery that has been dropped, or that appears damaged (e.g. bent or twisted) in any way. Even if the computer continues to work with a damaged battery in place, it may cause circuit damage, which may possibly result in fire.
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Preface Related Documents You may also need to consult the following manual for additional information: User’s Manual on CD This describes the notebook PC’s features and the procedures for operating the computer and its ROM-based setup pro- gram. It also describes the installation and operation of the utility programs provided with the notebook PC. VIII...
Chapter 1: Introduction Overview This manual covers the information you need to service or upgrade the M540JE/M550JE series notebook computer. In- formation about operating the computer (e.g. getting started, and the Setup utility) is in the User’s Manual. Information about drivers (e.g. VGA & audio) is also found in User’s Manual. That manual is shipped with the computer.
Security (Kensington® Type) Lock Slot BIOS Password BIOS One 4Mb Flash ROM Phoenix™ BIOS, Plug and Play M550JE: M540JE: 15.0" XGA (1024*768) Flat Panel TFT 14.0" WXGA (1280*768) Flat Panel TFT 15.0" SXGA+ (1400*1050) Flat Panel TFT Video Adapter nVIDIA C51MV Integrated Graphics Adapter...
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Introduction Feature Specification Storage One Changeable 12.7mm(h) Optical Device (CD/DVD) Type Drive (see “Optional” on page 1 - 4 for drive options) Easy Changeable 2.5" 9.5 mm (h) HDD with SATA (Serial) Interface Audio Integrated AZALIA Compliant Interface (HDA) 3D Stereo Enhanced Sound System Sound-Blaster PRO™...
LCD type, and the location of the card reader (the easiest way to differentiate be- tween the model types is the location of the card reader). Feature M550JE M540JE 15.0” XGA (1024 * 768) TFT LCD Type 14.0” WXGA (1280 * 768) TFT 15.0”...
3. LED Status Indicators 4. Hot Key Buttons 5. Power Button 6. Keyboard 7. Built-In Microphone 8. TouchPad and Buttons 9. LED Power & Communication Indicators 10. Speaker M540JE M550JE 1 - 6 External Locator - Top View with LCD Panel Open...
External Locator - Front & Right side Views Figure 2 Front Views 1. LED Power & Communication Indicators 2. LCD Latch (M550JE Only) M550JE 3. 4-in-1 Card Reader (M540JE Only) M540JE Figure 3 Right Side Views 1. Headphone-Out Jack 2. Microphone-In Jack 3. USB 2.0 Port 4.
Bottom View M550JE 1. Vent/Fan Intake 2. Battery 3. Component Bay Cover 4. Hard Disk Cover 5. Speakers (M550JE Only) M540JE Overheating To prevent your com- puter from overheating make sure nothing blocks the vent/fan in- takes while the com- puter is in use.
Chapter 2: Disassembly Overview This chapter provides step-by-step instructions for disassembling the M540JE/M550JE series notebook’s parts and sub- systems. When it comes to reassembly, reverse the procedures (unless otherwise indicated). We suggest you completely review any procedure before you take the computer apart.
Disassembly NOTE: All disassembly procedures assume that the system is turned OFF, and disconnected from any power supply (the battery is removed too). Maintenance Tools The following tools are recommended when working on the notebook PC: • M3 Philips-head screwdriver •...
Disassembly Maintenance Precautions The following precautions are a reminder. To avoid personal injury or damage to the computer while performing a re- moval and/or replacement job, take the following precautions: Power Safety Warning 1. Don't drop it. Perform your repairs and/or upgrades on a stable surface. If the computer falls, the case and other Before you undertake components could be damaged.
Disassembly Disassembly Steps The following table lists the disassembly steps, and on which page to find the related information. PLEASE PERFORM THE DISASSEMBLY STEPS IN THE ORDER INDICATED. To remove the Battery: To remove the Modem: 1. Remove the battery page 2 - 5 1.
Slide the latch and hold in place, and slide the battery in the direction of the arrow. c. Lift the battery out in the direction of the arrow. d. Lift the battery out. M550JE 4. Battery M540JE Removing the Battery 2 - 5...
You have all the CD-ROMs and FDDs required to install your operating system and programs. • 1 Screw (M550JE) • 2 Screws (M540JE) If you have access to the internet, download the latest application and hardware driver updates for the operating system you plan to install.
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, and reverse the process to install any new hard disk. 7. HDD Case (M550JE/ M555JE) 16. HDD Case (M540JE/ M545JE) 17. HDD • 4 Screws (M550JE) • 2 Screws (M540JE) Removing the Hard Disk Drive 2 - 7...
Even the clean- est hands have oils which can attract parti- cles, and degrade the module’s perfor- M540JE M550JE mance. 1. Bay Cover • 7 Screws (M550JE) • 5 Screws (M540JE) 2 - 8 Removing the System Memory (RAM)
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Disassembly 4. Gently pull the two release latches ( & on the sides of the memory socket in the direction indicated by the Figure 5 arrows (Figure Memory Removal Sequence a. Pull release latch(es). b. Remove the module(s). 5. The RAM module(s) will pop-up Figure d , and you can then remove it (them)
9. 6. Restart the computer to allow it to automatically detect the new device. M540JE M550JE 1. Component Bay Cover 10. Optical Device • 7 Screws (M550JE) • 5 Screws (M540JE) 2 - 10 Removing the Optical (CD/DVD) Device...
Disassembly Removing the Processor Figure 7 Processor Removal 1. Turn off the computer, remove the battery (page 2 - 5) and the component bay cover (page 2 - 2. The CPU heat sink will be visible at point on the mainboard. a.
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Disassembly 5. Turn the release latch towards the unlock symbol , to release the CPU (Figure Figure 8 6. Carefully (it may be hot) lift the CPU up out of the socket (Figure Processor Removal 7. Reverse the process to install a new CPU. (cont’d) 8.
Disassembly Removing the Wireless LAN Module Figure 9 Wireless LAN 1. Turn off the computer, remove the battery (page 2 - 5) and the component bay cover (page 2 - Module Removal 2. The Wireless LAN module will be visible at point on the mainboard.
Disassembly Removing the Modem Figure 10 1. Turn off the computer, remove the battery (page 2 - 5), and the component bay cover (page 2 - Modem Removal 2. The modem will be visible at point on the mainboard. 3. Remove screws (Figure b) from the modem module.
Remove the keyboard. Re-Inserting the Key- board When re-inserting the keyboard firstly align the five keyboard tabs at the bottom of the keyboard with the slots in the case. 4. Keyboard M550JE M540JE Removing the Keyboard 2 - 15...
Disassembly Removing the Bluetooth Module Figure 12 Bluetooth Removal 1. Turn off the computer, remove the battery (page 2 - 5), hard disk (page 2 - 6), optical device (page 2 - 10), heat sink (page 2 - 11), and the keyboard (page 2 - 15),.
Part Lists Appendix A:Part Lists This appendix breaks down the M540JE/M550JE series notebook’s construction into a series of illustrations. The com- ponent part numbers are indicated in the tables opposite the drawings. Note: This section indicates the manufacturer’s part numbers. Your organization may use a different system, so be sure to cross-check any relevant documentation.
A - 7 page A - 8 Top - (M540JE) page A - 9 Bottom - (M540JE) page A - 10 LCD - (M540JE) page A - 11 DVD-RW Drive - (M540JE) A - 2 Part List Illustration Location...
Schematic Diagrams Appendix B:Schematic Diagrams This appendix has circuit diagrams of the M540JE/M550JE notebook’s PCB’s. The following table indicates where to find the appropriate schematic diagram. Diagram - Page Diagram - Page Diagram - Page Table B - 1 Schematic...
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Schematic Diagrams AMD S1: HT +1.2V_HT LAYOUT: PLACE CLOSE TO CPU +1 .2V _ HT ALONG HT POWER SHAPE U15A C434 C435 C431 C436 C433 C451 C432 C457 C449 C458 C454 C453 40MIL SEC 1 OF 6 1000p_04 0.1u_X7R_04 0.1u_X7R_04 0.22u_04 0.22u_04 0.22u_04...
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Schematic Diagrams AMD S1: MISC +2. 6VS 0412 R 39 0_04 +1. 8V +1. 8V LV C R 40 *0_0 4 R1 8 C 65 0.1 u_X7R _04 0412 +V D D 3 1K _04 R 38 * 300_04 0323 Change U 4A R 15 * 300_04...
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Schematic Diagrams AMD S1: MEMORY U 15 C U 1 5D P Z6 38 X3-284S-01 P Z 638X3-28 4S -01 SKT6 38 S KT63 8 SEC 3 OF 6 SEC 4 OF 6 MEMORY_A MEMORY _B M_A _D ATA6 3 A A12 Y 13 M_A_D M7...
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Schematic Diagrams AMD S1: POWER U15F PZ638X3-284S-01 VCORE +1.8V SKT638 U15E PZ638X 3-284S-01 SEC 6 OF 6 SKT638 GROUND SEC 5 OF 6 AA11 POWER AA13 VDDIO AA15 VDDIO AA17 VDDIO AA19 VDDIO VDDIO CPU VDD +1.8V VDDIO VDDIO VCORE AB23 M 18 LAYOUT: PLACE UNDER CPU ON BACK...
Schematic Diagrams C51MV DAC / IFP +3VS 2,3,6,7,8,11,13, 14,15, 16,17,19, 20,21, 23,25, 26,28,29, 30,31 +2.6VS 3,9,13, 31 +1.2VPLL_PW R 9, 11,13 U 13C Change from D03A to D04 for EMI C 51MV SEC 4 OF 6 C51M_R ED -C _MU X LVD S- LC LKP HC B1608K-121T25 C 14...
Schematic Diagrams SIO, SATA HDD, CD-ROM CD-ROM +3 VS R 37 4 4. 7K_04 MASTER SATA HDD +3VS ID E_ SD D [15.. 0] I DE_SD D[ 15 ..0] Place 0.01U caps at connector. J HD D 1 JC D1 CD _L C D_ R 2 6 Z 2104...
Schematic Diagrams LAN RTL8201CL L4 8 OU T 1 .8 V H CB 20 12 K-1 21 T3 0_ 080 5 P WF B OU T PW F BI N C7 12 C 64 9 C 69 2 +A3 V_ LA N p l e a s e c l o s e L F -H 8 0 P U3 0 R 49 0...
Schematic Diagrams FWH, TOUCHPAD, LED +3V S +3V S TOUCH PAD LED BOARD FOR M550J R 480 +3 VS 4. 7K_04 +3 VS U 24 FW H -W P# F LA S H C 590 C3 41 C 62 6 C3 48 J TP_15 Q 33...
Schematic Diagrams MDC, USB BT, PWRGD, DDB CON ALAZIA MDC JM DC +5 V PWRGD R 5 22 C 34 0 C335 1 0K _0 4 J MD C 1 0. 1u _0 4 1u_0 4 Z2 50 5 GN D R E SE RV ED Z2 50 6 C 684...
PCI _C /BE1# Z 2850 P C I_C /B E1# CBE1# C C BE0#/C E1# PCI _C /BE2# Z 2851 * 47_04 M540JE P C I_C /B E2# CBE2# CC BE1#/A8 PCI _C /BE3# Z 2852 R N 17 * 8P4R X0_04...
Schematic Diagrams NEW CARD ADD 0324 NEW CARD +1.5 VS +3VS +3 V C 35 3 0. 1u_ 04 C3 52 0.1u_ 04 NEW CARD C 3 49 C 351 C3 47 0.1u_ 04 U 11 C3 42 0.1u_ 04 JN E WC ARD 1 AU XOU T 0.1 u_04...
Schematic Diagrams SYSYEM POWER, BRIDGE BATT +3VH8 AO3409 150mA Layout Note: +VIN +VINA 0329 If U21 is adjustable(G916T1UF). R484 So 165K_1% will be installed. R496 100K_04 R494 20K_1% NM OS Z3119 SYS15V 10K_04 And C496 will be changed to 100K_1%. INSTANT _SW 24 +VDD5 +5VS...
Schematic Diagrams +1.8V, +0.9V +V D D 5 DDRII : +1.8V & +0.9V R 18 9 * 0_ 04 V DD I OF B_ H +VI N R 18 8 * 0_ 04 R 42 6 R 4 08 D 27 R 4 02 V D DI OF B _L 1 .2 M_ 04...
Schematic Diagrams D/D BD (CCD CON. & INVERTER CON.) M+3VS MG N D M_VSY NC MDA C _V SY N C M_VS Y NC 74A HC 1G125 MG N D M+3VS MG N D M_HSY NC MDA C _H SY N C M_HS Y NC 74A HC 1G125 MG N D...
Schematic Diagrams D/D BD (CHARGER, DC IN), RJ-11 CHARGER M+V A M+V B A O4407 47 uH _ BC R H 1 24 2.5A 2.5A MC 79 MC 82 MR 44 1 00 m _2 5 12 MD 15 SM340 A MF 1 15u /2 5V_ D Z 3 80 9...
Schematic Diagrams AUDIO BD (PHONE JACK, USB) DIGITAL PLANE ? ? ? ? ? ? ? ? ? 2.5mm ? ? P JL3 H C B3 216K -800 T3 0 PJ U2 Z 3904 PJ +VCC U SB3 C H 2 C H 1 PJ GND MODEM...