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php editor Youzi will give you the answer: Acer j2900 is powered on but does not display, which may be caused by a variety of factors, such as monitor failure, graphics card problems, memory failure, etc. When encountering this situation, you can try to troubleshoot by reconnecting the monitor, checking the graphics card, or replacing the memory module. If the above methods do not work, it is recommended to seek professional repair help to ensure that the problem is properly resolved.
1. Unplug the power supply and battery first, wait for a while, then plug in the power supply or battery separately and try to turn on the phone.
2. If there is no response from any indicator light, then rule out the problem of adapter or connector contact, and then it is the motherboard problem.
3. For the motherboard, you need to use an adjustable power supply to actually check the standby and startup current before making a judgment before repairing it. There may be a short circuit or an open circuit. You need to make a comprehensive judgment based on the fault and the adjustable power supply current.
No, 1037u is currently the best performer. The latest J2900 is an ATOM architecture, and its single-core performance is extremely low.
Yes, your motherboard does not support an I5 processor. If you want to use an I5 processor, you must change to a motherboard with a corresponding interface.
Hello, the configuration list is as follows
1. cpu i3-4150 boxed ¥759 yuan
2. Motherboard Gigabyte B85M-D3H ¥499 yuan
3. Graphics card GALAXY GTX 750 ¥799 yuan
4. Memory ADATA DDR3 1600 4GB¥249 yuan
5. Hard drive Western Digital 500G¥309 yuan
6. Chassis: Xianma chassis ¥90 yuan
7. Power supply Huntkey 400W ¥249 yuan Total price is about 2900 yuan The price is based on the day. This is the online price
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