Specifications

System interrupt specifications

Hardware IRQ

System function

 

 

IRQ0

System timer

 

 

IRQ1

Standard 101-/102-key or Microsoft natural keyboard

 

 

IRQ8

System CMOS/real-time clock

 

 

IRQ12

Synaptics PS/2 TouchPad

 

 

IRQ13

Numeric data processor

 

 

IRQ16

Intel ICH9 family USB universal host controller 2937

 

Mobile Intel 4 Series express chipset family

 

 

IRQ17*

High definition audio controller

 

Intel ICH9 family USB universal host controller 2938

 

Marvell Yukon 88E8072 PCIE-gigabit Ethernet controller

 

 

IRQ18

Intel ICH9 family USB universal host controller 2939

 

Intel ICH9 family USB universal host controller 2936

 

 

IRQ19

Intel ICH9 family USB2 enhanced controller 293C

 

 

IRQ20

Intel ICH9 family USB2 enhanced controller 293A

 

Intel ICH9 family USB universal host controller 2934

 

 

IRQ21

Intel ICH9M-E/M SATA AHCI controller

 

 

IRQ22

Intel ICH9 family USB universal host controller 2935

*Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none.

PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial port may assert IRQ3 or IRQ4.

For operating systems after Windows 2000, APIC (Advanced programming interrupt controller) is used.

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Maintenance and Service Guide

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Compaq 511, 510, 515 manual System interrupt specifications, Hardware IRQ System function

515, 511, 510 specifications

The Compaq 511, 515, and 510 series of laptops were designed to cater to the needs of both casual users and professionals seeking a reliable and portable computing solution. These models played a significant role in the evolution of personal computing, particularly during the late 2000s and early 2010s, integrating a blend of performance, affordability, and essential features.

The Compaq 510 is recognized for its solid build and essential functionality, making it an ideal choice for everyday tasks. Featuring a 15.6-inch display, it offered a comfortable viewing experience that catered to both work and entertainment. Powered by Intel processors, it provided adequate performance for activities such as web browsing, document editing, and multimedia playback. With options for up to 4GB of RAM and a hard drive capacity of up to 320GB, users had sufficient storage space for their files and applications.

The Compaq 511, often aimed at budget-conscious consumers, continued in the same vein as the 510 but introduced some enhanced features. This model offered a sleek design and a slightly more powerful Intel processor, which facilitated improved multitasking capability. The 511 also featured integrated graphics, making it suitable for light gaming and media consumption. With built-in Wi-Fi and Ethernet connectivity, users could easily access the internet, stream videos, and communicate with others.

The Compaq 515 stood out as the more advanced model in the series. It was equipped with a larger screen option and offered upgraded specifications, including faster processors and enhanced graphics capabilities, making it appealing for users who needed more power for demanding applications. Additionally, it featured a broader range of connectivity options, including USB 3.0 ports, enabling faster data transfers and compatibility with various peripherals.

All three models shared characteristics like a robust keyboard for typing comfort and a reliable battery life, ensuring users could work on the go without interruption. They were designed to accommodate various operating systems, allowing flexibility in software choices. The reliability and affordability offered by the Compaq 510, 511, and 515 series made them popular choices, catering to students, small business professionals, and everyday consumers alike. Their legacy remains evident in the continued preference for reliable, budget-friendly laptops in the modern marketplace.