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B525s-65a dead boot after mag flash

romeo621

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B525s-65a

anuba ang dahilan
una.dahil yan sa ginagawa nating short mode or jumper mode kaya na puputol yung maliit na fuse or yung wire na nag dudugtong sa power suply
paikliin natin. eto ang sulusyonpag dugtungin yung number 2 jumperpin at yung last
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sana makatulong sa inyu

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para maibalik sa usb mod putulin nyulang uli permanent sulusyon yan ako mismo naka subok nyan at naka hanap ng paraan
 

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di ko na try to kasi nasira na ung board ko cguro nung pina repair ko. lan led + 1 signal indicator lang sya.
 
kailangan po ba e solder? my pics po ba kayo san e sosold?
 
kailangan po ba e solder? my pics po ba kayo san e sosold?

Opo i hihinang yung ikalawa at yung pang huli pag dugtungin mu yung jumper point yung nasa picture:thumbsup:
 
Opo i hihinang yung ikalawa at yung pang huli pag dugtungin mu yung jumper point yung nasa picture:thumbsup:

boss after po ba mag reflash e hinang? kasi issue sa akin detected nalang sya as usb mode kahit anung success ng reflash ganun pa din dead boot, after mag success namamatay tapos balik sa usb mode paulit2 lng sya..
 
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Opo i hihinang yung ikalawa at yung pang huli pag dugtungin mu yung jumper point yung nasa picture:thumbsup:

bat ayaw po sakin? same issue pero dead na dead parin, hindi rin ma detect as port or usb mode
 
Maraming salamat dito tol. Buhay na naman yung B525s-65a ko!:yipee::yipee::yipee:
 
temporary lang kasi ang testpoint, once na detected na ng PC, disconnect agad ang testpoint.
 
nabuhay ko sakin
pero medyo iba ang ginawa ko tol
jumper shorted lang
nung mag ilaw na inalis ko na ung jumper sa turo mo 2nd at last pin
ayun sa awa ng dyos ok na salamat sayu aalis ko sa stock sa usb boot
 
nabuhay ko sakin
pero medyo iba ang ginawa ko tol
jumper shorted lang
nung mag ilaw na inalis ko na ung jumper sa turo mo 2nd at last pin
ayun sa awa ng dyos ok na salamat sayu aalis ko sa stock sa usb boot

paps jinumper mo lng ba yung 2nd & last? saka mo sinaksak?
nabuhay na sa ganon? thanks.
 
boss same lang po sa 936 yung jump test yung una at pangalawa po.
 
boss same lang po sa 936 yung jump test yung una at pangalawa po.

ah edi pagdudugtungin ung 2nd & last,
tapos upon power, ijumper prin sa 1st?

yung skin kasi, stuck sa usb mode,
pero kpg nabalong na, umiilaw. tapos hindi maflash.
 
ah edi pagdudugtungin ung 2nd & last,
tapos upon power, ijumper prin sa 1st?

yung skin kasi, stuck sa usb mode,
pero kpg nabalong na, umiilaw. tapos hindi maflash.

walang pang last po, same lang boot pin sa 936 magka dikit lang 1st at 2nd lang
 

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Paano mo na fix?

issue: * NO power
* 1st attempt openline/debranding succesful tested sun sim pero no signal sa globe
* 2nd attempt debranding ulit kasi hindi ako satisfy kaya kahit ano nagamit ko firmware ayon hindi na nagpower
* 3rd attempt sa dami ko firmware nagamit hindi ko na tanda kng alin ko nagamit ayon nagka power at missing naman imei wala signal sun/globe
* 4th flashing succesful pero nag ooff modem at hind na nag bo-boot at hindi rin nag green light, kahit anong firmware ganun pa rin.

basabasa ako dito hehe nakakuha din idea

naghinang po ako sir nitong wire na eto credits ky romeo621 at sa firmware mo po sir jhowel22 ( B525s-65a Huawei RELOADED Final 2019 )

1. jumper point usb mode
2. balong
3. debranding habang nag papaprocess cya bago matapos ang proseso dapat dugtungin ang wire para pag katapos ng flashing ay mag gegreen at magrereboot ang modem
4. salamat din sa code ni sir "jerome" try ko ginamit ung code sa B310AS

tinry ko rin itong mga code at pumasok naman using telnet

atc AT^SN=KSD7S19911016667
atc AT^PHYNUM=MAC,E4FDA198A525,0
atc AT^SSID=0,"B310-8A526"
atc AT^SSID=1,"B310-8A526-1"
atc AT^SSID=2,"B310-8A526-2"
atc AT^SSID=3,"B310-8A526-3"
atc AT^WIKEY=0,"YBTG3537NFG"
atc AT^WIKEY=1,"YBTG3537NFG"
atc AT^WIKEY=2,"YBTG3537NFG"
atc AT^WIKEY=3,"YBTG3537NFG"
atc AT^RESET

4. Nvram writer at B525s-65a IMEI Changer

View attachment 377857
View attachment 377861
View attachment 377862 yan na sya ngyon gumagana na

Edit: sir Jhowel patulong naman po bakit po kaya sa Globe wala na naman siya signal sa sun meron ito po screen shot

View attachment 377869

iti po ang wala sa kanya pag globe sim gamit ko

CELL_ID: 0337079-182
RSRQ: -9dB
RSRP: -110dBm
RSSI: -83dBm
SINR: 4dB
Frequency: DL:550 UL:18550
Band: B1 (FDD 2100Mhz)
PLMN: 51502
Upload bandwidth: 10 MHz
Download bandwidth: 10 MHz
 

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ganun din sakin after ko mag update ng firmware yung kay jhowell22 ayaw na magboot kahit pindutin yung power ayaw din mag on buti nalang may nagpost nito akala ko wala na pag asa maraming salamat ts
 
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