Battery Panasonic
Calibrating the battery cell
Firstly, the test voltage to zero, the machine can not start naturally, can not use of power for charging (the battery light is off).
Remove the battery, about the internal situation of the battery.
The battery a total of 9 can be placed 18 mm in diameter, 65 mm in length CGH18650 basic models of the location of lithium batteries Panasonic batteries 22 in parallel three series (OK, so my new Dell Inspiron 6000 battery, and seems to be 6), there is a very fine control with a single chip – the protection of circuit, the circuit of the team a total of five output contacts, respectively, are negative, the clock and data.
First and foremost to the sticky in the probe for detecting the battery temperature (heat resistance), and insurance for the protection of temperature, are also normal. Test-retest the battery voltage of each group, in which two sets of 3.8V battery voltage, normal, a Dell Latitude D820 battery voltage 0V, seems to have ended. The battery voltage total of 7.6V, then the failure of the battery is not yet open, then the measurement of very low internal resistance, almost in a state closed.
First, the inability to deal with Dell Inspiron 6400 battery, battery repair based on past experience, the fact that the battery can not be completely damaged, can be activated by a series of methods, particularly the state for a short href = "http://www.laptopbattery-sale.com/dell/dell-xps-m140.htm"> Dell XPS M140 battery. Tension the battery to 0 with one end connected to the external circuit line to avoid damage to the circuits in operation. open circuit voltage of battery after the new poll, remains 0V, considered advice to short-circuit.
For a short-circuit the battery failure, the method is more effective method of high voltage electric moment, using the old power supply Sony (my backup power), 16V 3A output string up to the counter (A tributary of the current file 20A), even the first negative power of the battery with the anode, cathode and a power meter, then the table red pen, Black Table meters pencil battery cathode, speed, fastest possible, the first two degrees to see the counter has reached near 2A (moment) and 0.4 A third in just over an immediate end to measure the Dell XPS M1530 battery voltage has been restored to about 3V, the internal battery circuit is short was an instant high boiling current (If you do not damage the battery to stop immediately, even if so, the battery life and capacity have been impact, if conditional, or recommend replacement, but if the replacement then try changing the battery set). However, the Dell Inspiron 1545 battery must be a separate charge (if the battery charge of the whole group, this will result in the other two groups had mesenchymal cells) to connect the charger to begin charging ammeter to monitor current during load of 500 mA or less, 3.6AH battery power is low, but the charger is the charging current is limited and low power of the HP Pavilion dv9000 battery charge is good for recovery. After about six hours, the charger showed the battery is full, continue with the new position for approximately two hours, remove the battery, measure the voltage reached 4.2 V, the halogen lamp (lantern 3V, 500 mA) for downloading cases, discharge emphasize high current 700mA, the battery has been restored in principle, continue to play until the battery voltage of 3.8V, the goal of both groups the battery voltage, charging time together in order not to overload the back to solder the battery all the battery automatically.
HP Pavilion voltage Battery DV8000 whole circuit there is no exit, then surely have damaged the circuits, after observation, the negative input card printed circuit (battery manufacturing) output (contact output below) is directly connected, and the positive input and the output of a command thyristor high-power thyristor remains in state court, that is, the control circuit does not control signal output terminal control of RCS or simply the SCN was destroyed. (Measured after the control signals that I did not) because they have the capacity repairing microcomputers single chip. IBM to reflect BB protection than perfect, is about to run out of battery power off automatically when the battery is intended to be used for entertainment, therefore, should not worry too much, so I decided shake the HP battery protection circuit, depend directly on the circuit protection BB. RCS is in the input and output pins (ie, input Council cathode circuit and output pins) from the welding of two small fuse, fuses 2A select the reason is based on actual use, the greater power consumption calculation, the current does not exceed 1.9A, 2A capacity sufficient unusual circumstances (eg an accident short circuit), but also to ensure that the fuse time, but also play a role in protection.
In fact, directly to the SCR control terminal so that it can be a turnover high, but taking into account the current of the battery must be a reason to burn, and the reasons why the identification of protective measures before or better in order to avoid further losses.
Well, the battery was the first anti-adhesive, and the machine to try it! Start-up normal to power immediately after charging lights are up, how to charge batteries Sony VGP-BPL9 a look at random from the software for information management of the battery, was also shown, the circuit Battery This shows that the chip still works.
Sony VGP-BPS4 Batteries battery is a Panasonic, the time of the plant in June 2000 first time in October 2000, the design capacity 38.88Wh, the ability 38.88Wh current is the charge cycle: 0 times.
Oh, I do not know how to participate in the href = "Http: / / www.laptopbattery-sale.com/sony/sony-vaio-vgn-fz.htm"> Sony VAIO VGN-FZ of the battery can be burned when burning confused, even cycles to zero Now maybe a new battery.
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