Acer TravelMate 4050 manual IRQ7, IRQ5, Ohci, ICH4-M

Video Interface

Item	Specification
Video vendor	UMA (855GME)
Support bbp	15/16/24/32 bbp True Color on LCD& dual view
Chip voltage	Core/1.35V
Supports ZV (Zoomed Video) port	No

Parallel Port

Item	Specification
Parallel port controller	LPC47N217
Number of parallel port	One
Location	Rear side
Connector type	25-pin D-type connector, in female type
Parallel port function control	Enable/Disable/Auto (BIOS or operating system chooses configuration) by
	BIOS setup
	Note: Depending on your operating system, disabling an unused device
	may help free systen resources for other devices.
Supports ECP/EPP/Bi-directional	Yes (set by BIOS setup)
(PS/2 compatible)	Note: When Mode is selected as EPP mode, “3BCh” will not be available.
Optional ECP DMA channel (in BIOS	DMA channel 1
setup)
Optional parallel port I/O address (in	378h, 278h
BIOS setup)
Optional parallel port IRQ (in BIOS	IRQ7, IRQ5
setup)

USB Port

Item	Specification
USB compliancy level	2.0
OHCI	USB 2.0
Number of USB port	3
Location	Two on rear and one on left
Serial port function control	Enable/Disable by BIOS setup

PCMCIA Port

Item	Specification
PCMCIA controller	ICH4-M
Supports card type	Type II
Number of slots	One type-II
Access location	Left panel
Supports ZV (Zoomed Video) port	No ZV support
Supports 32 bit CardBus	Yes

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