No Light Glow in Mobile Display

मोबाइल स्क्रीन में लाइट नहीं जलना  

No Light Glow in Mobile Display Screen Faults and Solution 

No light grow in mobile display is a common error come so much . मोबाइल में लाइट नहीं जलने की खराबी बहुत अधिक होती है

कोई भी खराबी को ठीक करने से पहले जरुरी Tips स्टेप बाइ स्टेप फॉलो करे-

Follow this Step to resolve any isuue -      

1. First Check error in your Mobile Setting.   सबसे पहले संबधित खराबी की चेकिंग मोबाइल की सेटिंग में चैक करे
2. If issue is not clear than open your mobile screw gently     यहाँ से ठीक ना होने पर मोबाइल सेट को स्क्रू ड्राइवर(पेसकस) से सावधानी से खोले।
3.  Check faulty part by Multi meter जिस पार्टस से संबधित खराबी हो उसे मल्टीमीटर से चैक करे।
4. Clean the whole PCB by Thinner & also the faulty connector or Tips   उस पार्टस के PCB  पर टिप व कन्नेक्टर के पॉइन्टो को साफ व स्क्रैच करे। पार्टस के सेक्शन को वॉश करे।
5. Do Tracing , Check Track of faulty section particular खराबी वाले पार्टस का ट्रैक चैक करे आवश्यकतानुसार जम्पर करे।
6. Check Fulty Section IC ( Do Rehot first than Try reball , than Replace That IC    पार्टस की संबधित IC को हीट, रिबॉल व चैन्ज करे।

Mobile Phone light Solution 
मोबाइल स्क्रीन में लाइट नहीं जलने की समस्या को ठीक करना-

• ·         First check LED ( Series  Connection )  in display is OK or    Not.
  ·         सबसे पहले डिस्प्ले में लगी LED (सीरीज कनेक्शन ) को सही होने के लिए चेक करे |
  ·         If All LED is not Glowing than check track and do jumper, Make it good
  ·         सारी LED एक साथ नहीं जल रही है तो जम्पर करे l
  ·         If LED is ok than Track Light Section
  ·         लाइट IC सेक्शन की ट्रेसिंग करे
  
  
  ·         First Clean  Display Connector & Wash by Thinner
  • पहेले डिस्प्ले कनेक्टर को क्लीन करो | थिनर से साफ़ करो
  
  
  • Then Remove Display Connector and Reconnect Again
  • डिस्प्ले कनेक्टर को रिमूव कर के रीकनेक्ट करो
  • Do cold Testing on Display Connector ( Reading Must be between - 400 ohms to 800 ohms )
  • डिस्प्ले कनेक्टर पर कोल्ड टेस्टिंग करो | रेजिस्टेंस   400 ohms to 800 ohms के बीच आना चहिये |
  • Do Hot Testing on Display Connector ( Voltage during display working must be 1.8v to 3.3v on display supply and above 4.2V to 30V on LED + tips on display Connector
  • डिस्प्ले कनेक्टर पपर हॉट टेस्टिंग करो | मोबाइल चालू कर के डिस्प्ले कनेक्टर में LED के पॉजिटिव टिप्स पर वोल्टेज 4.2V to 30V तक मिलने चहिये |
  • if no Voltage found on Connector than trace Light Section
  • यदि कोई वोल्टेज नहीं मिले तो लाइट सेक्शन की ट्रेसिंग करना चाहिए |
  • Light section Has 6 Pin or 8 Pin Ball Light Driver & Boost Coil & diode & Capacitor
  • लाइट सेक्शन में कॉम्पोनेन्ट जैसे 6 Pin leg या 8 पिन बल लाइट IC बूस्ट coil , डायोड , कापसिटर ,ट्रांजिस्टर आदि को चैक करे।
  • Check all Components one by one , if bad than replace with new one or make jumper directly on LED + tip on Display Connector.
  • सेक्शन की ट्रेसिंग करे l खराब होने पर जम्पर करे।
  • Check Countinity from Vbat to Light IC Pin no.1 by Multimeter
  • मल्टीमीटर से बैटरी सॉकेट के + पॉइंट से लाइट IC की पिन नं.1 पर बीप बजाकर देखे।
  • If Voltage found on LED + on Display Connector than Replace Display with new one & check again.
  • स्क्रीन बदलकर देखे। स्क्रीन कन्नेक्टर वॉश करे।
  
  

नोट - 
if mobile display screen broke or waterdamage,replace with new dsiplay 

यदि मोबाइल की Display स्क्रीन आधी टुट गयी है या स्क्रीन में काला पानी आ गया है 
तो डिस्प्ले नया लगाये। और नया स्क्रीन लगाने पर खराबी ठीक हो जाती है। 

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How to Factory Reset Android

How to Factory Reset Android Phone and Get Back up

Suppose our android device is not performing well, and we like to take action for Factory reset.

One of best option for taking fully Android phone backup can be performed through these apps –

1. Titanium Backup Apps
2.  Wondershare MobileGo to make a backup to your PC.

If we have done process of android backup then follow below tips to carry restore factory –

• At first Open Phone Setting and click on Storage option in menu lists .

Note –

• If our android mobile is old version then click on setting option and select Privacy.

•  In next tab, go to at the bottom, click on factory data reset option.

• Once we choose this option, Android will inform us that we are ready to complete clean information of internal phone memory. An option will also appear to remove complete information of internal phone memory and memory card. If our android mobile is plugged with internal memory card and do not like to format it then select  Skip option.

• Now our Android phone will complete reset factory setting actions in few minutes and restart automatically.

Once Restore factory setting of android phone has performed then we can use personally it after new configuration or sell it to buyer quickly.

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Master reset for Kepad Mobile

Master reset

On some mobile phones, usually the older basic phones, a Master Reset option was available in the settings and also perform by secret code.

keypad मोबाइल फ़ोन में मास्टर रीसेट करने के लिए फ़ोन की सेटिंग में आप्शन रहता है और सीक्रेट कोड के जरिये keypad मोबाइल को मास्टर रीसेट किया जाता है 

Master Clear

 This option can be found under the settings and resets the entire cell phone to like new condition and erases all user data and custom settings. 

मास्टर रीसेट करने से फ़ोन नए कंडीशन में आ जाता है फ़ोन में यूजर का डाटा डिलीट हो जाता है 

How To Reset Mobiles, Reset Codes

1.  Master Reset – Dial *#7380#  from Nokia handset.

A Master reset deletes all existing tasks and errors of internal memory. It will bring mobile in original mode. It needs confirmation of security code.

अगर  सीक्रेट कोड परफॉर्म करने के बाद सिक्यूरिटी कोड आता है तब फैक्ट्री default कोड 12345 का यूज़ कर करे |

Write factory default 12345 to confirm.

Caution

We should be taken all backup of internal phone memory before performing this actions.

Alternate shortcut code of hard reset –

• Dislodge the battery of your mobile for the time period of 30 minutes. Insert again.
• Hit these 3 keys on the mobile keypad successively – on/off+*+3.
• Start your mobile by switching on.
• But, some Nokia model handset is used to perform reset process through another mode.
• Some more codes for Reset and information of your Nokia Mobile:

To Find EMEI	*#06#
Soft Reset	*#7780#
Hard Reset	*#7370#
Make Display Crystal Clear	*#67705646#
Find the version of the Software installed	*#0000#
Situation of SIM Lock	*#746025625#
Find Whether your SIM is restricted	#pw+1234567890+1#
Details of the Bluetooth Gadget you have connected	*#2820#
Activate EFR to improve the overall performance	*#3370#
Activate HRC	*#4720#
Deactivate HRC	*#4720*

Follow the steps to find more details of your Nokia Mobile:

Press *#92702689#

• If you need to know Serial Number of your mobile press 1.
• To find Manufacturing time detail press 2.
• If you want to know the buying date press 3.
• If you want information of last repairing press 4.
• If you are curious about from when is in the start mode press 5.

For Nokia 5800 model

If we press this shortcut (Green key + Red key+ Camera key+ on / off-key) all at once

Properly, the mobile phone will restart automatically.

Nokia N 97 Reset code

Press Power key + Space key + Delete Key (left arrow logo) + caps / shift button (up arrow logo) at same time.

Nokia N8

At first, turn off mobile handset. Press and hold these keys at the same time.

Volume down Key + Camera Key + Menu Key + Press Power button until the phone vibrates.

Another useful Post:

•  Samsung, Micromax Restore factory Setting Codes, 

Reset Codes of All Samsung Mobile Handsets

• If we have forgotten Samsung mobile code, then don’t be worried. A useful reset code can be used to recover quickly.
• At first, turn off mobile handset.
• Now we have to remove the SIM from handset.
• Switch on the mobile handset without SIM.
• Insert the code – *2767*637#  (it is used to reset Mobile tracker code)

*2767*3855# – (it is used to reset all type of mobile code).

We can attempt to apply these codes in case of downloading java files, or media (video, MP3, Image) is not working properly.

• *2767*JAVA# –  java Reset
• *2767*MEDIA# – Reset Media (it will remove MP3 and pictures from internal memory)
• *2767*WAP# – WAP Reset ( It will reset handset Internet setting)
• *2767*CUST# – Reset Custom EEPROM ( resetting Internal Memory)
• *2767*FULL# – Reset Full EEPROM ( Full format of internal memory)
• 
  

 LG Handset Reset Code

For performing resetting factory operation in maximum LG handset,

dial this code –  2945#*#

or

Dial #PWE668 ( PWE = Power button of THE handset)

Android Phone Reset Codes

For an Android phone factory data reset

1. Press this code– *#*#7780#*#*

When we insert it, the next screen will ask to click on Reset phone option.

Caution

if we want to withdraw from this operation then click on cancel button.

This code is used to perform android factory reset completely. It will delete entire apps and phone settings such as –

• Google account setting
• Settings of software and phone
• All downloaded apps

2. Press *2767*3855#

It is used to perform factory format and reinstall the phone firmware again. Now it will delete completely internal phone memory settings and data.

Caution

Once we insert this code, there is no option to avoid from format factory operations. So try to remove phone battery quickly to stop it.

Micromax Mobile Reset factory Code 

for all Micromax handset, press this code  – *#8929#

Micromax X313 handset – *#73738#

or 

A useful tip to perform Hard Reset to Micromax mobile –

Micromax X660 Handset Reset process – 

• At first format your phone memory and then go to factory reset option inside the phone.
• Type 0000 or 1234 then your phone will be formatted instantly.
• Make ensuring that before performing actions of the phone format note your entire phone contact numbers or moved it in another SIM card.

Other Mobile Phone Master Code  - 4321

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