Toshiba Satellite P20-25 Series, Maintenance Manual

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1.1 Features 1 Hardware Overview
I/O Ports
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One 25-pin parallel port, EPP/ECP capability
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One 15-pin CRT port, supports DDC 2B
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One TV-out connector
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One MIC-in port
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One line-in port
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One headphone-out
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One 2-pin AC adapter jack
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One type III or two type II PCMCIA card bus slots
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Four 4-pin USB ports
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One RJ11/RJ45 port
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VR for volume control
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IEEE1396 (i.Link / FireWire) port
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CIR port
Universal Serial Bus (USB)
The computer comes with four USB ports that comply with Universal Host Controller
Interface (UHCI). The USB enables daisy-chain connection of up to 127 USB-
equipped devices. It is designed for easy configuration by a Plug-and-Play operating
system and provides hot insertion/ejection capability.
Parallel port
A 25-pin parallel port enables connection of a printer or other parallel device. The
port supports Extended Capabilities Port (ECP) conforming to IEEE-1284 and is
Enhanced Parallel Port (IEEE 1284) compliant. It features ChiProtect circuitry for
protection against damage due to printer power-on.
External monitor port
A 15-pin CRT port supporting DDC 2B enables connection of an external monitor,
which is recognized automatically by Video Electronics Standards Association
(VESA) Display Data Channel (DDC) compatible functions.
PC Card Slot
The PC Card Slot accommodates two 5mm cards (Type II) or one 10.5mm (Type III)
card and supports SRAM, OTPROM, FLASH ROM, and mask ROM memory cards
up to 64MB as well as MODEM/LAN cards, ATA cards and Card bus cards. ACPI
1.0b compliant.
Satellite P20-25 Series Maintenance Manual 1-3