W850i white screen

[necrome]

hi guys just need advice and help how to solve this

this data before i do full flash

09:47:06| TURN OFF PHONE!
09:47:06| Hold 'C' button on phone and connect phone NOW.
09:47:06| You have 30 seconds...
09:47:06|
09:47:10| Did not receive 0x5a. Continuing
09:47:10| Baseband ID: 9900
09:47:10| Protocol Version: 3.1
09:47:10| Phone name detected!
09:47:10|
09:47:10| Profiling SEMC phone...
09:47:10| Platform: DB2020
09:47:10| OTP CID: 51
09:47:10| EROM CID: 52
09:47:10| EROM Color: Red
09:47:10| IMEI: 35536301xxxxxx
09:47:10| Phone ID: W850
09:47:10| Region: APAC
09:47:10| CDA: CDA102677/92 R4A
09:47:10| Firmware Version: R1KG001
09:47:10| EROM: R3A022
09:47:10| Ready for operation!
09:49:26| Disconnected... Unplug the phone
09:49:28| Shutting down...
10:00:01| XS++ v3.1 (Darwin) Ready !
10:00:01| Executed on Microsoft Windows XP

after i did my homework and turn to this imei not match with gdfs, how come ?

10:55:11| TURN OFF PHONE!
10:55:11| Hold 'C' button on phone and connect phone NOW.
10:55:11| You have 30 seconds...
10:55:11|
10:55:12| Baseband ID: 9900
10:55:12| Protocol Version: 3.1
10:55:12| Warning: IMEI name does not match GDFS name (IMEI:W850 GDFS:K700)
10:55:12| ...using IMEI name
10:55:12|
10:55:12| Profiling SEMC phone...
10:55:12| Platform: DB2020
10:55:12| OTP CID: 51
10:55:12| EROM CID: 52
10:55:12| EROM Color: Red
10:55:12| IMEI: 35536301xxxxxx
10:55:12| Phone ID: W850
10:55:12| Region: APAC
10:55:12| CDA: CDA102677/92 R4A
10:55:12| Firmware Version: R1KG001
10:55:12| EROM: R3A022
10:55:12| Ready for operation!

so after this happen i just restore gdfs backup. and confuse if i got wrong firmware or hardware failure. any advice pls

[riders4sia]

what gdfs backup? are you sure you restore the GDFS backup that was original made from your phone? if yes, then this problem is with the hardware, try to change front board or main board to front board connector stip

[rhyme4u12]

I need cid53 red mbn and fbn flash files for my w850i. please any help
thanks in advance

[riders4sia]

I need cid53 red mbn and fbn flash files for my w850i. please any help
thanks in advance

please use the search button before asking. look in the download area

[rhyme4u12]

there is no cid53 firmware for w850i in download area. please help

[riders4sia]

well then you need to downgrade it to CID52 with D-Ultimate Unlocker with logs

[necrome]

thx riders4sia for u help, i try change front board/ main board and then it Alive ...haha tq after all i thought main problem WSOD just ribbon or corrupt fw but now i understand that front board failure also cause WSOD

[riders4sia]

thx riders4sia for u help, i try change front board/ main board and then it Alive ...haha tq after all i thought main problem WSOD just ribbon or corrupt fw but now i understand that front board failure also cause WSOD

great job, you've found out a new solution of your own and this would create a great thread for those who have the same problem as yours