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F CHAP4W MEDION A440_Service_Manual


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                                                                                       4
                                                                                       Chapter




Hardware Functional Overview

4.1 Overview

The A440 is an IBM PC/AT compatible notebook PC which supports the Socket 370 processor family.
The following are the major features that A440 supports.
  Microsoft PC99 and ACPI logo approves.
  Offers 1024x768 high resolution LCD display with 12.1" ,13.3"&14.1'' panel.
  Supports the powerful & flexible Power Management modes.
  Support PCI 2.1
  Support AGP 2.0
  Support ACPI 1.0.
  Support SMBios 2.3
  Support 66/100 MHz CPU Front Side Bus.
  Support a proprietary Port Replicator.



4.2 Summary of H/W Related Spec.

This section describes about the key component list that using on A440 machine and it's related marketing
specification.




FIC A440 Series Service Manual                                             4-1
                      Hardware Functional Overview
Main components block diagram:


                                        Single Socket 370
                                                  CPU



                                                        Host Bus


                 CRT                          VIA
                                                                                SDRAM
                                             VT8601
                                                                                SODIMM
                 LCD                        ProMedia
                                             PCMCIA BUS




                                                                                          SOCKET1
                                                                   Ti-1225
                                            PCI BUS




                                                                   CardBus
                                                                                          SOCKET0

                 AC97 CODEC                                      Card power



                                               VIA                                Super IO
                   USB                     VT82C686A                              Serial Port
                                           South Bridge                           Parallel Port
                   HDD                                                                 FDD
                 CDROM


                                 ISA BUS



                                 ROM                                   KBC
                                 BIOS                                 M38867



                                                      GlidePad            EXT KB

                                                                              INT KB
                                                      PS/2
                                                      Mouse


FIC A440 Series Service Manual                                          4-2
                      Hardware Functional Overview
System SMBUS block diagram:

              SMBUS                 VIA         DRAM SMBUS SELECT

                                  VT82C686
                         VCC SW
         2N7002

                       SMBUS                              SELECT




                                                        SDRAM
        Clock
                                                        SOCKET




Battery SMBUS block diagram:

                                                             VCCSW
       M38867                SMBUS             2N7002



                                     SMBUS
                                                              MAX1617
                                  VCC Always




                      PIC                      Battery




FIC A440 Series Service Manual                                4-3
                           Hardware Functional Overview

4.2.1      H/W Key ChipSet List
     Controller Chip           Vender     Description
   Processor                 Intel        Pentium III 650- 850 Mhz Celeron 500 



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