Compaq 1592DMT Compaq Armada 1500 Family of Personal Computers Maintenance and - Page 88

Video system, PCMCIA/CardBus and Video Adapter Controller

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PCMCIA/CardBus and Video Adapter Controller The PCMCIA/CardBus adapter is based on the Texas Instrument PCI1130 PC to CardBus controller unit. The local bus video adapter is the Cirrus CL-GD 7548 controller. s The serial-parallel port board expands the serial and parallel signals from the system board to the serial and parallel expansion connectors. s The audio board supports the microphone and headphone jacks, the volume control switches, and the amplifier and equalization circuitry. 7.3.3 Video system The standard video subsystem consists of: s An internal LCD Display s 11.3 inch SVGA CSTN display s 12.1 inch SVGA CTFT display s 1 Megabyte frame buffer s An inverter to supply AC power to the LCD back-light system s A standard external VGA connector for use with CRTs and other VGA compatible displays s 40 KByte of Video ROM 7-4 Computer Removal and Replacement Procedures

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7-4
Computer Removal and Replacement Procedures
PCMCIA/CardBus and Video Adapter Controller
The PCMCIA/CardBus adapter is based on the Texas Instrument PCI1130 PC to
CardBus controller unit. The local bus video adapter is the Cirrus CL-GD 7548
controller.
■
The serial-parallel port board expands the serial and parallel signals from the system
board to the serial and parallel expansion connectors.
■
The audio board supports the microphone and headphone jacks, the volume control
switches, and the amplifier and equalization circuitry.
7.3.3
Video system
The standard video subsystem consists of:
■
An internal LCD Display
■
11.3 inch SVGA CSTN display
■
12.1 inch SVGA CTFT display
■
1 Megabyte frame buffer
■
An inverter to supply AC power to the LCD back-light system
■
A standard external VGA connector for use with CRTs and other VGA compatible
displays
■
40 KByte of Video ROM