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Summary of Contents for P3 International M375C
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Preface Notebook Computer M375C/M385C 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.
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 M375C/ M385C series notebook PC.
Preface IMPORTANT SAFETY INSTRUCTIONS When using your telephone equipment, basic safety precautions should always be followed to reduce the risk of fire, elec- tric shock and injury to persons, including the following: 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. • Recharge the batteries using the notebook’s system. Incorrect recharging may make the battery explode. • Do not try to repair a battery pack. Refer any battery pack repair or replacement to your service representative or qualified service personnel.
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...
1: Introduction Overview This manual covers the information you need to service or upgrade the M375C/M385C series notebook computer. Infor- mation 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.
Introduction PC Card Communication • One Type-II PCMCIA 3.3V/5V Socket • 56K Plug & Play Fax/Modem V.90/92 Compliant • 10M/100M (Max) Fast Ethernet (IEEE 802.3 and 802.3u Audio Standard Compliant) • PC Camera with USB Interface (Optional) • AC’97 2.2 Compliant •...
Introduction External Locator - Top View with LCD Panel Open Figure 1 Top View 1. Optional Built-In PC Camera 2. LCD 3. LED Power & Communication Indicators 4. Speakers 5. Close Cover Switch 6. LED Status Indicators 7. Power Button 8.
Introduction External Locator - Front & Left Side Views Figure 2 Front View 1. LCD Latches 2. Hot-Key Buttons Figure 3 Left Side View 1. Vent 2. External Monitor (CRT) Port 3. S-Video-Out Port 4. RJ-11 Phone Jack 5. RJ-45 LAN Jack 6.
Introduction External Locator - Right Side & Rear Views Figure 4 Right Side View 1. Microphone-In Jack 2. Headphone-Out Jack 3. S/P DIF Out Port 4. CD Device Bay 5. DC-In Jack Figure 5 Rear View 1. Security Lock Slot 2.
2: Disassembly Overview This chapter provides step-by-step instructions for disassembling the M375C/M385C 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: 1. Remove the battery page 2 - 5 To remove the HDD &...
Disassembly Removing the Battery 1. Turn the computer off, and turn it over. 2. Locate the battery bay at point (Figure 1a). Figure 1 3. Slide the battery lock in the direction of the arrow (towards the unlock symbol , and hold it in place as shown Battery Removal Figure 4.
Disassembly Removing the Hard Disk Drive and Wireless LAN The hard disk drive is mounted in a removable case and can be taken out to accommodate other 2.5" IDE hard disk drives Figure 2 with a height of 9.5mm (h). Follow your operating system’s installation instructions, and install all necessary drivers and HDD Assembly &...
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Disassembly 5. Carefully disconnect the Wireless LAN antenna cable , and slide the hard disk assembly in the direction of the arrow Figure 3a). & 6. Carefully lift the hard disk assembly up out off the computer (the cables will be released as you lift out the Figure 3 hard disk and Mini-PCI board).
Disassembly Removing the System Memory (RAM) The computer has two memory sockets for 200 pin Small Outline Dual In-line Memory Modules (SO-DIMM) supporting Figure 4 DDR 200/266/333MHz. The main memory can be expanded up to 1024MB. The SO-DIMM modules supported are Removing/ 128Mb, 256Mb, and 512Mb.
Disassembly Removing the CD Device 1. Turn off the computer, and turn it over and remove the battery (page 2 - Figure 5 2. Remove screw (Figure 5a) and carefully lift up the CD device screw cover (Figure 5b). CD Device Removal 3.
Disassembly Removing the Modem Figure 6 Modem Removal 1. Turn off the computer, remove the battery (page 2 - 5) and the bay cover (page 2 - 2. Remove screws Figure 6a carefully disconnect cable and separate the modem from the connector a.
Disassembly Removing the Processor Figure 7 1. Turn off the computer, and turn it over and remove the battery (page 2 - Processor Removal 2. Remove screws from the CPU cover 3. Carefully lift up the CPU cover off the computer. a.
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Disassembly 6. Turn the release latch towards the unlock symbol , to release the CPU (Figure 8a). 7. Carefully (it may be hot) lift the CPU up out of the socket (Figure 8b). 8. Reverse the process to install a new CPU. 9.
Part Lists Appendix A:Part Lists This appendix breaks down the M375C/M385C series notebook’s construction into a series of illustrations. The compo- nent 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.
Part Lists Part List Illustration Location The following table indicates where to find the appropriate part list illustration. Table 1 - 1 Part List Illustration Part M375C M385C Location page A - 3 page A - 12 page A - 4...
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Schematic Diagrams Appendix B:Schematic Diagrams This appendix has circuit diagrams of the M375C/M385C notebook’s PCB’s. The following table indicates where to find the appropriate schematic diagram. Table 1 Diagram - Page Diagram - Page Schematic System Block Diagram - Page B - 2...
Schematic Diagrams LAN RTL8100BL +2.5V [4,5,7,8,12,22] [3,12,13,14,16,20,21,22,24,25,26] C572 C608 C570 C564 C607 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF *For RTL8100C application, all bead must be rated 300mA/100ohm@100Mhz The maximum voltage drop when on should be less than 0.3V DE-COUPLE CAPS PLEASE CLOSE CHIP POWER PIN HCB2012K-121T30 Z1806 HCB2012K-121T30...
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Do you have a question about the M375C and is the answer not in the manual?
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