Tuesday 19 May 2009
Nokia 8210 Repairing Schematic
Nokia 8210 Repair guide
Sunday 10 May 2009
Mobile Phones Analysis
Now, Phone Repairing guiding you to check your dead phone to find the problem solving using power supply unit. First, connect the red cable (+) of power supply to the mobile phone battery connector (+) and the black cable to the negative connector of mobile phone and connect also the blue cable of power supply to the BSI connector (the place is besides [+] connector). After all of them connected goodly, press the power button of mobile phone and see the voltage that showed by power supply then equal the result with this table.
Ampere | PS Voltage | Detection |
---|---|---|
A | 0.01 | Check CCont IC |
A | 0.02 | Check CCont IC |
A | 0.03 | Check the Software |
A | 0.04 | Check Hagar IC |
A | 0.12 | Check Cobba IC |
A | Before press on/off button the voltage increase automatically | Check CCont IC |
A | Over than 0.13 | Check Software |
A | Idle but if contradictory short | Check Ccont IC |
A | contradictory short | Check positive and on/off button’s path |
Good luck.
Saturday 9 May 2009
Charging Problems Repair Guide
This is guide for you to repair your charging problems. The table guiding you to determine what you should do. Check its out.
Indications | Cause of damage | Way out |
---|---|---|
When the phone connected to the charger trafo, there is no response from phone | Voltage from charger trafo doesn't come into phone's charging control |
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When the phone connected to the charger trafo, the phone can detect the fill up process but a few second later there is note in LCD "Not Charging" |
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When the charger trafo connected, phone can detect and fill the battery, but when plugged out there is note in LCD "Reconnect charger" | The control from CPU doesn't come into charging control | Reconnect the path with the wire |
Good Luck.
Friday 8 May 2009
Mobile Phones Hardware Analysis
This is a guide for you to repair your mobile phones hardware. furthermore, after we make an analysis of damage with power supply, now we make an according to indications that show by the mobile phones. Below is the table of hardware damaged analysis.
Indications | Cause of Damage | Way Out |
---|---|---|
Phone dead when calling but when stand by the phone working normally | The current of transmitter series is too big |
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Phone flame but a few minutes later dead | The current of power supply series is too big | Change the power supply IC |
Phone dead, but when charged it can fill up the battery | The power up/down series not working correctly |
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Phone completely dead |
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Wait for other analysis.
Signal Repairing Guide
This is other guide for you to repair your mobile phone hardware. Below is guide table to find signal problem way out. Check its out.
Indications | Cause of damage | Way Out |
---|---|---|
Signal go up and down, even be lost. There is no signal although looked for manually |
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No signal, but if looked for manually be found, however when we choose one of the network, it can't registered | Receiver system not working correctly | LNA of Nokia DCT-4 and WD-2 are joined with RF Processor IC |
After about 3 second, the signal suddenly be lost. If looked for manually be found, however when we choose one of the network, it can't registered |
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