Compaq Evo n1050v Maintenance and Service Guide - Page 30
Table 1-8. Functional Structure Description, Bus controller South Bridge, USB connector - bios
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Bootup Processor Memory Power Display Hard disk Floppy drive Keyboard PS/2 TouchPad Audio Status Serial Parallel Infrared PS/2 port USB S-Video Port Replicator PCMCIA Wireless LAN (certain models only) LAN Modem Table 1-8. Functional Structure Description CPU module Motherboard Hard disk drive Floppy drive CPU module Motherboard Motherboard SDRAM module Battery Motherboard Switchboard PCA AC adapter Motherboard SDRAM module Display assembly Motherboard Hard disk drive Motherboard Floppy drive Motherboard Switchboard PCA Keyboard Motherboard Top case Motherboard Speaker assembly Motherboard Switchboard PCA Top case Motherboard Motherboard Motherboard IR PCA Motherboard Motherboard Motherboard Motherboard Motherboard PCMCIA socket Mini PCI Antenna PCAs IR PCA Motherboard Motherboard Main processor (MMO) Primary system circuitry, system BIOS First source of disk-based startup code Second source of disk-based startup cod. Main processor, numeric data processor, L1 and L2 cache Primary system circuitry Video RAM (XE4500) Changeable SDRAM (2 slots), video RAM (XE4100) Power storage AC adapter socket, reset button, lid switch, power supply, power control circuitry Power button AC-to-DC converter Graphics controller, video RAM Display output, backlight, power converter for backlight Hard disk controller Hard disk mechanism I/O controller, floppy connector Floppy drive mechanism Keyboard BIOS, keyboard controller Power switch, one-touch buttons Key switches Keyboard circuitry, keyboard controller, keyboard BIOS Touch pad sensor, Select buttons, controller (PS/2 output) Audio controller, audio decoder, speaker amplifier, microphone, external audio jacks, headphone amplifier, audio-off switch Speakers LED circuitry, keyboard controller Keyboard LEDs Main status LEDs I/O controller, serial connector I/O controller, parallel connector I/O controller Infrared transmitter/receiver PS/2 connector, keyboard controller Bus controller (South Bridge), USB connector I/O controller, S-video connector (certain models) Port replicator logic, port replicator connector (certain models) PCMCIA controller PCMCIA connector I/O controller, radio, radio frequency circuitry Transmit/receive antennas On/off switch, indicator light LAN circuitry, bus controller, LAN connector Modem circuitry (select models), modem connector 1-24 Product Information Service Manual