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Nokia cell phone repair
How to Repair, Disassemble a Nokia cell phone (mobile ) Phone.
If you Need to repair your Nokia mobile (cellular) phone? Here is a som collection of free take apart instructions, disassembly pictures, upgrade and repair manuals.As well as do-it-yourself.Here is some useful instruction and tips and tricks to fix mobile (portable) phones made by nokia.
How to repair nokia cell phone
LCD back light problem
My phone LCD back light do not give light while it is on and I can not see the number in it in dark , how can I repair it.
First you switch off your cell phone then you high the level of LCD contrast by the help of menu , now you check the D603 (pin=13) and you the circuit from LCD and the LCD models.
How to repair speaker fault in N620.
My cell phone speaker not working there is no sound while some one calling me , Is it Repair by me.
If you are sure that the speaker of cell phone is faulted then you switch off you cell phone and check the pin (17) and (18) volt of U303 . now you check the signal of pin (1) and you on your mobile that time you see that you mobile is working normally. If it is not working the you change the U303 .
Fault in sim card.
My phone does not accept sim card when I on it it display that (inser sim )while the is already inserted.
You check the U200 ,U400,CN400and U305.
Fault about sim card
My nokia 6630 set do not read sim card,when i insert the sim card in my 6630 nokia set there is a one option seen on screen "insert sim card" how can i remove this problem.please guide me.J H noo.
Some time the sim IC is not read the sim card ,because there is a problem in capacitor and resistor you must check the C2700 and R2700.you chack and warm it if this not solve your problem then you change it (C2700)and (R2700).
L C D problem
I have a mobile set 8910i but it show problem about LCD ( effect on L E Ds piad ) this problem is very seriously, how can i remove this problem.
Nokia 8910i , 8910
It which way signals reach to speaker in nokia 8910.please tell me about it.
By chip (L151) (C160) the signal reach to speaker.you open your set and see these ways in which the signal goes.this is the path of the signals.
My nokia set 8310 is dead how can it condition become normal.i try but there is no response.
Some time my mobile set (8310) keypad do not work.how can i repair it.
To solve this problem, You should open your set and bring out the main board brush the Z301 if not start working, then you change the Z301 chip.
My mobile set 8310 do not charge. I keep it for charging but not.
By all aspect this is the problem of pause you connect two point of pause with thin wire, it solve your problem.
Fault in power switch
There is a problem in my cell phone 8310 in the circuit of power IC,how can i short the power switch points to remove this problem. please guide me.hk y.
You connect the two points of power switch with thin wire one point is the power butten and other point is any capacitor that take you current for switch butten.
Error message problem
My set give me the message insert sim card. i inser the sim card but no responce. how can i remove this problem.
To get rid of this problem you connect the sim card connector with thin wire and feel free from any problem.ok
Not charging problem
My nokia set 8210 always give problem in charging time. when i insert the charger this message displayed not charging. guide me to remove this problem.
You change the chip V101 this solve your problem.
Charging problem 1
I insert the charger in my mobile set 8210 but there is no response, i feel my set is not connect to the charger.please solve this problem.
To get rid of this problem, you change the pause (F101).
Charging problem 2
My nokia set 8210 is charged but my does not give display ,by what mathed i remove this problem.
If the battery condition is normal and the set is charged then you replace the "v116" it solve your problem.
Some time my mobile set has a signal problem till the infrared is not on my set does not get signals,how can i solve this problem.hauoon h b.
it is very simple, you open the main board and find capacitor no "C153" change it.
My nokia set 8210 is fully charged, but there is power on problem, how can i remove this problem please guide me,
you open your set and bring out the main board brush the IC "v116" if the is not solved then change the "v116" this solve your problem.
I have a 7610 mobile set it has a signal problem,there is no signal on it when i on it , what mathod i can apply to remove this problem.
If your set give a normal display and there is no signal on the screen then you check the sitting menu if there is not error and network display are on then you change the resister no "R133"and "R135"this may take many minute.and this solve your problem.
Micro phone problem
My nokia set 7250 is some time give error in mic system.there is a problem in my set mic system because the mic make no recoding.etc
you connect the micro phone piad with these points, one point is mic and other is the "R101" .you connect them with thin wire . this solve your problem.
i have a 7250 set but set camera give result white, this means when i make a picture its color is white, i try best but the result is same,how can i remove this problem.
To get rid of this problem you open your set, and bring out the main board and connect the "C347" with "C980" (connect it with thin wire). this solve your problem.
Display connector fault
I have nokia set 7250 and there is a fault in a display connector of the set. are i remove it myself, if i can it myself then guide me.
you connect the display connector of 1 side (3 and 4) to power batten and the first ,second and fifth to he other side connector , the other side connector are four then you connect first and tow to the first connector of the other side and 3rd and 5th by serial. this solve your problem. ok
i have a nokia set 6610. ther is a fault in it LCD connector and power batten.
you connect the L C D bottom side to the "R305" and "R309" this solve your problem.
I have a nokia set 6600 but there is a fault in its keypad. its keypad is not working properly.
you open your set and bring out the main board. there is a two chip in the main board ""Z142" and Z140" you resold it. it remove your problem.
My set ( nokia 6600) antenna does not work properly.
you put the wire in antenna switch and the wire also touch with the body of the cell phone.
Audio section fault
ther is fault in my nokia set 6510 ,how can i remove it.
you clean the audio section with brush. this solve your problem.
my external antenna is broken how can i repair it, please guide me.
you touch he wire or antenna with circuit "L308" and "L307" this solve your problem.
Antenna switch fault
I have nokia set 6310, my set antenna is normal but its internal circuit is not connect to the antenna , is i connect the antenna with internal circuit. tell me about it.
The external antenna is connected with internal circuit there is a break in these two point. you open it and touch the antenna with internal circuit , one wire of antenna connect to the "L308" and other wire to "L307" it remove your problem.ok
vibrator motor fault
There is a fault in my vibrator motor, the vibrator motor is disconnect from its circuit or there is a break in it.
You open the set. and connect the circuit from the side of coil "L307" to the motor ground and "L308" to the motor + voltage . it will solve your problem.
I have a nokia set 6230 its keypad is not working properly. how can i solve this problem. guide me.
This is a problem of circuit ,you change the circuit "Z300" it will solve your problem.
Power switch problem
There is a break in the power batten and its circuit, is it i solve myself.
you connect the power batten with the circuit "R305" this solve your problem.
Micro phone fault
There is a fault in my micro phone . how can i remove it.
you check the micro phone if it is normal and there is no fault then you change the "L101" it is clear that when you change the "L101" then micro phone start work.ok
Back light fault
My nokia set 6220 back light is working. how can i make it normal.
you pen the set and change the coil "L300" then your back light start working.
When some one call me my cell phone is not ringing, there is a fault in my set ringer, can i do it myself.
You connect these two point where written the "bridge together" you connect it with thin wire then your ringer will be ok .
There is a problem in my set does not caught network signals. to solve this problem please guide me.
you check the P A (integrated circuit) N800 if it is not working properly then you change it.
L E DS fault
I have a nokia 6100. there is a problem in its L E Ds . can i repair it myself.
Yes you can repair it yourself ,you check all these circuits "C303" C304" N300" "V300" and "L300" there is a problem in one.and remove the faulted circuit.
My cell phone light does not on can i repair it myself.
There is problem in one of the following circuit you check it "L300" "N300" and "V300" and replace the circuit.it solve your problem.
Fault in sim ways
my cell phone display that insert sim card while sim card is already in it.
you connect the sim connector with "CCONT" it solve your problem.
When i charge my cell phone, i keep it for a charge, but there is no charging process.
you change the charging pause it solve your problem.ok
There is no signal in my cell phone while network service is right.
You change any one of these "V503" "L515" if these circuit are normal then check antenna switch.
My cell phone is always restart automatically can i repair it myself.
Answer Remove the circuit "L511" .ok
When i press my cell phone then my cell phone display multiple character on the screen.
you change the "R414" and "R415" this solve your problem.
Missing screen fault
There is a problem in my cell phone display,my cell phone missing line after one line.
you change the "C409" and "C410" it remove all missing fault.
Power on fault
My charger is right but my cell phone does not give display. Answer
You change the diode "V202" it solve your problem.
Reconnect charger fault
My cell phone give error reconnect charger, can i solve myself.
you connect these two resistor with thin wire "R200" and "R204" it solve your problem.
I connect the charge but there is no charging process in my cell phone. Answer
you check the "F200".
My cell phone battery and pause is right but the set is dead. can i repair it myself.
you resold the ground and terminal. it solve your problem.ok
No ringer fault or ringer fault
my cell phone give ringer fault it give display "no ringer"
you link "N400"pin-6 to the top, right of the ringer. it solve your problem.
my battery does not charging but my charger is ok.
you check the contacts of the battery , you make sure that the contacts are ok or unsolder ed if unresoldere then resold it.
L E Ds (light ) fault
I have the nokia set 3100 that give the problem.my nokia 3100 set are gave problem about L E Ds (the diode which make the light).if the L E Ds not working properly.
If your nokia 3100 set give problem about L E Ds (the diode which make light) or if it not working problem then you check the "C303","C304","N300","V300"and"L300" if you not find any problem then you brush it ,it start work properly.
Power on fault
My cell phone does on while it battery is fully charged.
you connect the "R306" with power batten (S302).
My set nokia 3100 have enteena fault, there are no signal on my cell phone.the fault is in the circuit of enteena.are i repair it myself.
If your enteena do not work properly and you connect the enteena with "L608"with thin wire and then you connect the other side of the wire with diplexer with pin.
Which components break the charging .
There are many components effect on the charging process like "V100" "L100" and "F100".ok
L E Ds fault
My cell phone L E Ds does not work. can i repair myself.
you check all these circuits "C304" "L300"V30" and "N300" there is a problem in of these.
Insert sim card fault
My cell phone give "insert sim card" while sim card is in it.
you check these circuits "R108" "C393" and "C183" and "C180". ok
I have a nokia 1100 set ,its condition is good but i used it from long time now it has charging problem.it's problem is that. My nokia 1100 set has charging problem when i charge it. it does not take charge.please guide me to solve this problem.Mozilla/5.0
It is very common problem if your cell phone condition is good and if the fault is in cell phone then , To get rid of this problem open your 1100 nokia set carefully,bring out the battery and open the internal body, take up main board and change the resistor no 100 (R100).If you do not want to change then you must connect its two points with each other (you connect it with thin wire)your problem will solved.
I have a nokia set its model is 1100. my nokia 1100 set give problem, when some one call me during the call my set browser not working properly. and when some one send message me the set do not browse it please solve this problem.
If you face this problem then you connect the two point with thin wire, point are show in the digram