lg ls755 dead after unlock attempt - GSM-Forum

bhiret · 11-26-2017, 19:12

LG 2-3G Tool v9.43
supported models: 1543

Start new sprint unlock...
Laf Protocol: 01000004
Model name: LGLS755
Software verion: LS755ZV8
Android verion: 6.0.1
Target operator: SPR
Target country: US
IMEI1: 3598cccccccccccc
IMEI2: 350305260000001
Init EXT4 /system ...
Detecting sprint type ... using old write method...
Laf cmd error: could not open port.
Laf cmd info: send LAF_CMD_WRITE, retry #1
Laf cmd error: could not open port.
Laf cmd info: send LAF_CMD_WRITE, retry #2
Laf cmd info: send LAF_CMD_WRITE, retry #3
Laf cmd error: LAF_CMD_WRITE could not write.
Elapsed: 639 secs. --> (v9.43)

Start new sprint unlock...
Laf cmd info: send LAF_CMD_HELLO, retry #1
Laf cmd info: send LAF_CMD_HELLO, retry #2
Laf cmd info: send LAF_CMD_HELLO, retry #3
Laf cmd error: LAF_CMD_HELLO could not write.
Elapsed: 63 secs. --> (v9.43)

Only download mode showing now

alf003 · 11-26-2017, 19:56

download mode is not dead for unluck put phone in download mode selecte lg androidnet usb seriar port press unluck

andrew_tm · 12-02-2017, 21:32

Reflash phone for fix it.
Problem with connections - phone not connected direct to mother board USB, bad cable, low battery, etc...
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11-26-2017, 19:12	#1 (permalink)
bhiret No Life Poster Join Date: May 2010 Location: FLAT EARTH Posts: 1,240 Member: 1295624 Status: Offline Thanks Meter: 152	lg ls755 dead after unlock attempt LG 2-3G Tool v9.43 supported models: 1543 Start new sprint unlock... Laf Protocol: 01000004 Model name: LGLS755 Software verion: LS755ZV8 Android verion: 6.0.1 Target operator: SPR Target country: US IMEI1: 3598cccccccccccc IMEI2: 350305260000001 Init EXT4 /system ... Detecting sprint type ... using old write method... Laf cmd error: could not open port. Laf cmd info: send LAF_CMD_WRITE, retry #1 Laf cmd error: could not open port. Laf cmd info: send LAF_CMD_WRITE, retry #2 Laf cmd info: send LAF_CMD_WRITE, retry #3 Laf cmd error: LAF_CMD_WRITE could not write. Elapsed: 639 secs. --> (v9.43) Start new sprint unlock... Laf cmd info: send LAF_CMD_HELLO, retry #1 Laf cmd info: send LAF_CMD_HELLO, retry #2 Laf cmd info: send LAF_CMD_HELLO, retry #3 Laf cmd error: LAF_CMD_HELLO could not write. Elapsed: 63 secs. --> (v9.43) Only download mode showing now

11-26-2017, 19:56	#2 (permalink)
alf003 Insane Poster Join Date: Oct 2012 Location: morroco Posts: 78 Member: 1820874 Status: Offline Thanks Meter: 20	download mode is not dead for unluck put phone in download mode selecte lg androidnet usb seriar port press unluck

12-02-2017, 21:32	#3 (permalink)
andrew_tm Product Supporter Join Date: Feb 2007 Location: Europe Posts: 8,010 Member: 445973 Status: Offline Thanks Meter: 3,489	Reflash phone for fix it. Problem with connections - phone not connected direct to mother board USB, bad cable, low battery, etc... --