Question about Nokia Computers & Internet
When i turn it on it shows white screen and a message that says test mode
To exit test mode, turn off phone.
Press *3001#12345#. Scroll up 1 to FIELD TEST (some phones may say NET MONITOR instead of FIELD TEST) and SELECT. Scroll to ENABLED and press OK. Turn phone off and then back on. Signal strength is the upper or lower left number. After test mode is enabled it will stay in your regular menu. To easily get in or out, press MENU, up 1 FIELD TEST and SELECT or OK. Dial 00 to get out and 01 to get back in.
Posted on Jul 27, 2018
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Posted on Jan 02, 2017
Hi and welcome to fixya, it is the colour wheel problem,,,,,,,,,this is common problem please check it ...it may be also cathode ray tube... thank u.........
Posted on Jun 03, 2009
SOURCE: Hii My Nokia 5130 Express
please format your phone using first switch of your phone then press the star(*) three(3) and call button holding these button and switch on the screen displays blank white screen for sometimes and then on .
Posted on Oct 20, 2010
SOURCE: my nokia 2760 will not
This solution provide some simple tricks on how to diagnose this problem, if encountered that only test mode showed on the LCD screen display, you may try to replace a new battery on the device. If after changing the battery doesn't fix the problem, you may refer to the solution below for it shows the certain components that needs to be remove or replace to fix the problem.
Try to remove or replace the ESD protection diode. This components were composed an ESD protection diode and a capacitor and it result to test mode problem if being damaged.
Hope it helps, if so do rate the solution
Posted on Dec 28, 2010
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