This tutorial is for those who wish to fix their Dell Inspiron x300/300m loose hinge problem. (last updated March 12, 2007 by VK2K) After using this awesome laptop for over 3years my LCD screen went flop splat on me. It became useless as the LCD couldn’t hold upright. As many have figured out… calling Dell

Model: DELL 700M  chipset: 82801DBM +855 GMEfault: power is not significant, the standby current of 0.19A is too high, there is short circuit.   Pick on a good price and customers, started working disassemble, visual board, have been found to repair the chip off standby, much better place to move, in line with conservative principles, found a

I have both my original post, are my QQ space reposted elsewhere over, are the property of himself and all of this forum, other forums For reposted elsewhere, please specify! The offender must investigate!  A peer to send a Tongfang Fengrui K401 laptop motherboard repair, said the failure to turn brown, Oh, really convenient, eliminating the

PCI slot test points 1, the physical map The photo above PCI slot on the motherboard physical map on the left are two PCI slots, the middle is the longestPCI ExpressX16 slot2, bus and PCI bus map test points and test point (front view) PCI slot on the back of map Description: The figure above

BenQ R53U power power-down (0.18A) fixes one case Symptom :     BenQ R53U power-down (not opened machine current to 0.46A ); disassemble the test after the light board, current up to 0.18A power-down. Motherboard plate number : Main board structure: Physical map: Failure Analysis:     Power-down caused by power (0.18A) , there may be short on the motherboard, or a voltage failure. Maintenance process:

Dell Inspiron 700m laptop computers have an occasional problem with the internal speakers going dead. The drivers and audio control panels will all be working fine, and the headphone jack will work, but the speakers along the bottom edge of the screen will simply not output sound. This can be the result of the speaker

Board structure, as shown below: Power-on timing: Power: Basic measurement point: theabove information with the site release M2N68 SE bitmap will enable everyone to achieve a higher rate of maintenance Dalian Haoyuan maintenance

Counterparts to take over the morning’s board, said a Lenovo SL400 no CPU power, is the second revision board ah, I said trim see, good for you Phone, get our hands on a look out pieces of burning there is no obvious place, I thought better to repair or supply, electric power measure the CPU

Elite GeForce6100PM-M2 Maintenance Log  Client could not take the keyboard for, visual no problem, should carry a keyboard and mouse data line values, the data line values are normal Power-on boot, measuring the keyboard power supply, and only 0.07V, the normal should be 5V Unplug the power supply looked alignment, which the keyboard power supply

No standby current. Cha no standby 3. 5V See schematic System power supply chip is ISL6237, 6 feet 19V power supply, but no LDO output. 3V, 5V signal is 3V5V_EN opening for 5V. Which 3V5V_EN, is the voltage VL come by PR90. VL LDO output voltage is ISL6237 come. Now is not the measured voltage