Hardware Repair (F)

May 17

adminBattery technology, laptop, laptop battery Comments Off

Digital Issues

Sand or a dirty lens, the brand new Digicam make it unusable. But cleaning does wonders.

Sand in the gears

Problem: During the last beach vacation you took pictures with your digicam many photos. At home, you notice that have a set fine grains of sand and dust on the housing and mechanics on the lens.

Solution: Clean the camera lens never with a handkerchief. On the lens, a thin layer is applied as a reflection of protection. Rub a handkerchief on the lens, can scratch the fine dust particles, the protective layer and the glass. The result: In pictures show up reflections and small spots. In order to clean the camera, you need an unused makeup brush or an enema (rubber bellows) and a microfiber cleaning liquid B. When you use isopropanol alcohol enema C. and the isopropanol alcohol you get cheap from any pharmacy.

And so go ahead: on the light wiping up dirt particles such as sand and dust, use the make-up brushes. Alternatively, use the enema, to blow away dust and sand grains. For stubborn dirt on the lens you dribble a little isopropanol alcohol on the cloth and wipe it away so carefully. Now check that has been established on the housing dirt. Take a damp cloth to clean, dust and sand particles remove with makeup brush or enema.

Dirty camera sensor

Problem: On photos from the Reflex camera You see exactly the same place small interfering spots. Is something broken? Solution: Most likely the sensor is dirty. Some SLR cameras have a self cleaning function. For more information, see the manual or the camera’s menu. Find a term such as ultrasonic cleaning or the like. Then follow the instructions in the manual.

Older models do not offer such a function. But even among them a cleaning. The following guide will help also, if stubborn dirt particles can not be removed by ultrasonic cleaning. This approach may be different from camera model to camera model slightly, but it comes at the end all the same: First, you buy one in the photo specialty store called Sensor Wall. These come in various sizes. Find out what works for your camera model. Alternatively, you can also take a thin wooden or plastic spatula D and this saw to the size of the camera model. You also need here isopropanol alcohol, a microfiber cloth and an enema.

To know more:Toshiba pa3480u-1bas Toshiba pa2487ur Toshiba Pa3107u-1brs sony vgp-BPS5A sony vgp-bps2c

To test and re-process weak battery

Mar 17

adminDigital camera review, laptop, laptop battery , Comments Off

Rechargeable battery cause more problems than all the worries and frustrations other components in portable devices. Considering one of the relatively short lifespan, the battery is at the same time most expensive and least reliable item,such as compaq presario v2000 battery.

As sony vgp-bps2c are checked and maintained? This Article deals with the testing and re-processing weak battery by means of modern battery analyzer. We investigate further, as these devices used by the customers.

While police and fire battery analyzer want to extende use life of nickel-cadmium TravelMate 2440 battery since many years , find the new instruments Application for modern mobile phones and laptop computers. Older Analyzer were often clunky and impractical and could not adapt to new batteries. The design also allowed older devices are not fast and accurate service , offered by the customers demanded today.

The last years brought a renewal of analyzer technology apparent. Devices that only the cyclic battery packs, are now in high demand. The shift away from maintenance-needy Nickel cadmium to lithium ion batteries, which do not discharge require changed the task of extending the battery analyzer the lifetime of rapid tests and to Schnellreparieren.

There are two basic types of battery analyzer: one has a fixed current, and the other is on current and voltageprogrammable. While those with pre-set power are cheaper and generally easier to handle, let programmable analyzer much more accurate and faster . use programmable units allowing according to different TravelMate 2440 series battery needs and are generally more effective and more powerful at re-processing weak batteries. The QuickTest skills are only programmable devices.

From a technical point of view function analyzer, such as the two follows: When a battery will begin the service with the given loading and discharging of about 600mA with a fixed current waiting Analyzer. Smaller pavilion zv6000 battery can be so useful in Time to be serviced, meets with larger batteries If not more. The maintenance of a 1800mAh battery lasts three times as long as that of a 600mAh battery pack. Capacity is displayed in mAh. By comparison, the programmable wait Analyzer the batteries according to specified parameter settings. In general, the readings in percent of nominal capacity is displayed.