1. Shanghai Securities Company
Zhou Gong: Why did I connect to the ISA bus voice card and the system reported an error, indicating an interruption error?
Customer Service: Enter the system's COMS to allocate interrupts for ISA and assign its interrupt to 7.
2. Shanghai a sensor company
Xiao Xu: Why can't I recognize the ISA card?
Customer service: Since the platform developed by your company's application software was dead on the motherboard chip (PII, MMX era), it would not be recognized after upgrading the hardware to the P4 level. After the software is modified, the system can identify the I/O card.
3. A unit in Zhejiang
Zhang Gong: After using a workstation for more than three years, it was found that there was water ripple on the LCD screen.
Customer service: After measurement, it is found that the signal line of the LCD is aging. Replace the new cable and solve the problem.
4. An engineering company in Nanjing
Manager Zhang: The newly purchased IPC computer has four large-screen cutting cards installed. When the remote control is used, a phenomenon occurs when an RGB signal is input.
Customer Service: Test the voltage of RGB signal and find that the voltage is too high. After adjustment, the problem is solved.
5. A gas station in Ganzhou
Manager Zhang: Genuine XP system crashed after a period of time
Customer service: After investigation, the voltage has been unstable in the near future (the power supply was not equipped with anti-surge function at the time, and the customer wants to save costs). After using the industrial power supply, after a period of observation, no previous situation has occurred.
6. A DVR equipment company
Lin Gong: Huaping phenomenon on the equipment
Customer service: replace the memory, the problem is solved. Most of the IPC board uses dynamic shared integrated graphics, memory is due to memory allocation, when the memory fails, it will affect the display function.
7. Securities companies
Zhou Gong: Shield Fu IPC, + Dongjin 16-way old voice card, ISA bus, after the system is installed, the driver is normal, but the normal interruption but not access the phone, Dongjin company does not know what the problem is,
Customer Service: The hardware functions are normal, the problem is in the hardware compatibility, after checking is because the old ISA card needs -5V power supply, exchange the power, the problem is solved.
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