1st install Board firmware with test point search google for tp. write with great Octopus huawei tool
here is log
2022-10-05 16:32:53.211 Starting Write Firmware(Factory mode)
2022-10-05 16:32:53.507 Selected phone model: DUB-LX1
2022-10-05 16:32:57.379 Selected rawprogram file: C:/Users/A/Downloads/dub-lx1/Software/bootloaderimage/rawprogram0.xml
2022-10-05 16:32:59.559 Selected patch file: C:/Users/A/Downloads/dub-lx1/Software/bootloaderimage/patch0.xml
2022-10-05 16:33:05.408 Selected download file: C:/Users/A/Downloads/dub-lx1/Software/DUB-AL00-BD_1.0.0.59_Download.xml
2022-10-05 16:33:10.035 Selected firehose file: C:/Users/A/Downloads/dub-lx1/Software/bootloaderimage/prog_emmc_firehose.mbn
2022-10-05 16:33:30.924 Selected Partial flashing mode!
2022-10-05 16:33:31.240 Please, before firmware write, disconnect all other devices from the computer (including phones, modems, etc.) and close all other running programs. To avoid errors in the flashing process, use a clean PC (without any installed drivers for other Android-based devices). Dont run any other programs or attach new devices to your computer during the flashing procedure! Don?t turn off phone and don?t disconnect cable during firmware write. Please, follow these simple instructions to avoid phone damage
2022-10-05 16:33:31.555 Searching Qualcomm HS-USB QDLoader 9008 port...
2022-10-05 16:33:31.851 Please, reconnect battery, connect USB cable with attached Test Point on your phone!
2022-10-05 16:33:32.148 Detected Qualcomm HS-USB QDLoader 9008 port
2022-10-05 16:33:32.443 Connecting to device...
2022-10-05 16:33:33.061 Hadshaking...
2022-10-05 16:33:33.360 Reading bootloader info...
2022-10-05 16:33:34.237 OEM PK HASH: 6BC369511DA9CADB3A7AF61574F89DB385003D6241BDD1FF573DBA61BF6AE119
2022-10-05 16:33:34.554 MSM HW ID: 0009A0E1
2022-10-05 16:33:34.897 Serial Number: D46AD134
2022-10-05 16:33:35.509 Sending loader prog_emmc_firehose.mbn...
2022-10-05 16:33:35.866 Loader send successfully
2022-10-05 16:33:36.171 Reconnecting, please wait...
2022-10-05 16:33:50.110 Configuring device...
2022-10-05 16:33:52.713 Reading partition table...
2022-10-05 16:33:54.218 Writing. Please wait...
2022-10-05 16:33:54.527 Writing SBL1 partition...
2022-10-05 16:33:55.609 Writing RPM partition...
2022-10-05 16:33:56.827 Writing TZ partition...
2022-10-05 16:33:58.908 Writing DEVCFG partition...
2022-10-05 16:34:00.042 Writing EMMC_APPSBOOT partition...
2022-10-05 16:34:03.900 Writing CMNLIB_30 partition...
2022-10-05 16:34:05.147 Writing CMNLIB64_30 partition...
2022-10-05 16:34:06.425 Writing KEYMASTER64 partition...
2022-10-05 16:34:07.701 Writing ADSPSO partition...
2022-10-05 16:34:26.896 Writing GPT_MAIN0 partition...
2022-10-05 16:34:28.021 Writing GPT_BACKUP0 partition...
2022-10-05 16:34:29.147 Patching. Please wait...
2022-10-05 16:34:35.676 Patch done successfully
2022-10-05 16:34:36.177 Searching Fastboot devices...
2022-10-05 16:34:41.388 Total interfaces: 1
2022-10-05 16:34:41.680 Interface 0 : flags: 1, name(73): \\?\usb#vid_18d1&pid_d00d#3919e4ed#{f72fe0d4-cbcb-407d-8814-9ed673d0dd6b}
2022-10-05 16:34:41.984 Found android device: 3919e4ed
2022-10-05 16:34:42.286 Detected Android Sooner Single ADB Interface port
2022-10-05 16:34:42.603 Reading product model
2022-10-05 16:34:43.506 Response contains FAIL!
2022-10-05 16:34:43.799 Reading product model failed
2022-10-05 16:34:44.624 Reading build number
2022-10-05 16:34:45.536 Response contains FAIL!
2022-10-05 16:34:45.851 oem get-build-number failed
2022-10-05 16:34:47.521 Writing PARTITION partition...
2022-10-05 16:34:48.439 Writing DSP partition...
2022-10-05 16:34:50.979 Writing RAMDISK partition...
2022-10-05 16:34:52.944 Writing KERNEL partition...
2022-10-05 16:34:57.458 Writing CACHE partition...
2022-10-05 16:34:57.764 Size of file = 0x5ae094
2022-10-05 16:34:59.332 Writing CMNLIB partition...
2022-10-05 16:35:00.545 Writing CMNLIB64 partition...
2022-10-05 16:35:01.782 Writing ABOOT partition...
2022-10-05 16:35:03.183 Writing KEYMASTER partition...
2022-10-05 16:35:04.370 Writing MODEM partition...
2022-10-05 16:35:20.799 Writing PERSIST partition...
2022-10-05 16:35:21.109 Size of file = 0x4a30f4
2022-10-05 16:35:22.562 Writing RECOVERY_RAMDISK partition...
2022-10-05 16:35:27.197 Writing RECOVERY_VENDOR partition...
2022-10-05 16:35:28.646 Writing ERECOVERY_KERNEL partition...
2022-10-05 16:35:33.168 Writing ERECOVERY_RAMDISK partition...
2022-10-05 16:35:37.815 Writing ERECOVERY_VENDOR partition...
2022-10-05 16:35:39.266 Writing RPM partition...
2022-10-05 16:35:40.453 Writing SYSTEM partition...
2022-10-05 16:36:04.686 Writing 1 chunk from 4...
2022-10-05 16:36:04.985 Size of file = 0x1fda7328
2022-10-05 16:37:21.535 Writing 2 chunk from 4...
2022-10-05 16:37:21.839 Size of file = 0x1fd4da00
2022-10-05 16:39:03.727 Writing 3 chunk from 4...
2022-10-05 16:39:04.089 Size of file = 0x1f70b650
2022-10-05 16:40:14.581 Writing 4 chunk from 4...
2022-10-05 16:40:14.913 Size of file = 0xf4b0bc4
2022-10-05 16:40:47.379 Writing TZ partition...
2022-10-05 16:40:48.724 Writing USERDATA partition...
2022-10-05 16:40:49.493 Size of file = 0x7c0034c
2022-10-05 16:41:06.594 Writing DEVCFG partition...
2022-10-05 16:41:07.793 Writing LOG partition...
2022-10-05 16:41:12.964 Writing PRODUCT partition...
2022-10-05 16:41:13.898 Size of file = 0x81e60fc
2022-10-05 16:41:31.982 Writing VENDOR partition...
2022-10-05 16:41:37.743 Size of file = 0x1bdda8e4
2022-10-05 16:42:37.784 Writing VERSION partition...
2022-10-05 16:42:38.101 Size of file = 0x61225c
2022-10-05 16:42:39.790 Writing ODM partition...
2022-10-05 16:42:40.213 Size of file = 0x3196a78
2022-10-05 16:42:50.760 Writing SBL1 partition...
2022-10-05 16:42:51.961 Writing SEC partition...
2022-10-05 16:42:53.144 Writing APDP partition...
2022-10-05 16:42:54.335 Writing MSADP partition...
2022-10-05 16:42:56.108 Note: After successful reflash the phone in Board Firmware mode, for a correct work of the device, you need to reflash it in Upgrade mode!
2022-10-05 16:43:01.550
2022-10-05 16:43:01.868 Write Firmware(Factory mode) done.
2022-10-05 16:43:02.177 Performed by 1.3.2 Software version.
after flash check sound if not ok hardware problem
link: Huawei Y7 2019 DUB-LX1 DUB-LX2 DUB-LX3 DUB-AL00 Dubai-AL00A-BD 1.0.0.59 Board Software general 8.0.0 r1 EMUI8.2 05022NRB.rar | by Asif Kamboh (***********.Net) for Generic Device/Other
Then flash sd card firmware:
2.56 GB file on MEGA
here is log
2022-10-05 16:32:53.211 Starting Write Firmware(Factory mode)
2022-10-05 16:32:53.507 Selected phone model: DUB-LX1
2022-10-05 16:32:57.379 Selected rawprogram file: C:/Users/A/Downloads/dub-lx1/Software/bootloaderimage/rawprogram0.xml
2022-10-05 16:32:59.559 Selected patch file: C:/Users/A/Downloads/dub-lx1/Software/bootloaderimage/patch0.xml
2022-10-05 16:33:05.408 Selected download file: C:/Users/A/Downloads/dub-lx1/Software/DUB-AL00-BD_1.0.0.59_Download.xml
2022-10-05 16:33:10.035 Selected firehose file: C:/Users/A/Downloads/dub-lx1/Software/bootloaderimage/prog_emmc_firehose.mbn
2022-10-05 16:33:30.924 Selected Partial flashing mode!
2022-10-05 16:33:31.240 Please, before firmware write, disconnect all other devices from the computer (including phones, modems, etc.) and close all other running programs. To avoid errors in the flashing process, use a clean PC (without any installed drivers for other Android-based devices). Dont run any other programs or attach new devices to your computer during the flashing procedure! Don?t turn off phone and don?t disconnect cable during firmware write. Please, follow these simple instructions to avoid phone damage
2022-10-05 16:33:31.555 Searching Qualcomm HS-USB QDLoader 9008 port...
2022-10-05 16:33:31.851 Please, reconnect battery, connect USB cable with attached Test Point on your phone!
2022-10-05 16:33:32.148 Detected Qualcomm HS-USB QDLoader 9008 port
2022-10-05 16:33:32.443 Connecting to device...
2022-10-05 16:33:33.061 Hadshaking...
2022-10-05 16:33:33.360 Reading bootloader info...
2022-10-05 16:33:34.237 OEM PK HASH: 6BC369511DA9CADB3A7AF61574F89DB385003D6241BDD1FF573DBA61BF6AE119
2022-10-05 16:33:34.554 MSM HW ID: 0009A0E1
2022-10-05 16:33:34.897 Serial Number: D46AD134
2022-10-05 16:33:35.509 Sending loader prog_emmc_firehose.mbn...
2022-10-05 16:33:35.866 Loader send successfully
2022-10-05 16:33:36.171 Reconnecting, please wait...
2022-10-05 16:33:50.110 Configuring device...
2022-10-05 16:33:52.713 Reading partition table...
2022-10-05 16:33:54.218 Writing. Please wait...
2022-10-05 16:33:54.527 Writing SBL1 partition...
2022-10-05 16:33:55.609 Writing RPM partition...
2022-10-05 16:33:56.827 Writing TZ partition...
2022-10-05 16:33:58.908 Writing DEVCFG partition...
2022-10-05 16:34:00.042 Writing EMMC_APPSBOOT partition...
2022-10-05 16:34:03.900 Writing CMNLIB_30 partition...
2022-10-05 16:34:05.147 Writing CMNLIB64_30 partition...
2022-10-05 16:34:06.425 Writing KEYMASTER64 partition...
2022-10-05 16:34:07.701 Writing ADSPSO partition...
2022-10-05 16:34:26.896 Writing GPT_MAIN0 partition...
2022-10-05 16:34:28.021 Writing GPT_BACKUP0 partition...
2022-10-05 16:34:29.147 Patching. Please wait...
2022-10-05 16:34:35.676 Patch done successfully
2022-10-05 16:34:36.177 Searching Fastboot devices...
2022-10-05 16:34:41.388 Total interfaces: 1
2022-10-05 16:34:41.680 Interface 0 : flags: 1, name(73): \\?\usb#vid_18d1&pid_d00d#3919e4ed#{f72fe0d4-cbcb-407d-8814-9ed673d0dd6b}
2022-10-05 16:34:41.984 Found android device: 3919e4ed
2022-10-05 16:34:42.286 Detected Android Sooner Single ADB Interface port
2022-10-05 16:34:42.603 Reading product model
2022-10-05 16:34:43.506 Response contains FAIL!
2022-10-05 16:34:43.799 Reading product model failed
2022-10-05 16:34:44.624 Reading build number
2022-10-05 16:34:45.536 Response contains FAIL!
2022-10-05 16:34:45.851 oem get-build-number failed
2022-10-05 16:34:47.521 Writing PARTITION partition...
2022-10-05 16:34:48.439 Writing DSP partition...
2022-10-05 16:34:50.979 Writing RAMDISK partition...
2022-10-05 16:34:52.944 Writing KERNEL partition...
2022-10-05 16:34:57.458 Writing CACHE partition...
2022-10-05 16:34:57.764 Size of file = 0x5ae094
2022-10-05 16:34:59.332 Writing CMNLIB partition...
2022-10-05 16:35:00.545 Writing CMNLIB64 partition...
2022-10-05 16:35:01.782 Writing ABOOT partition...
2022-10-05 16:35:03.183 Writing KEYMASTER partition...
2022-10-05 16:35:04.370 Writing MODEM partition...
2022-10-05 16:35:20.799 Writing PERSIST partition...
2022-10-05 16:35:21.109 Size of file = 0x4a30f4
2022-10-05 16:35:22.562 Writing RECOVERY_RAMDISK partition...
2022-10-05 16:35:27.197 Writing RECOVERY_VENDOR partition...
2022-10-05 16:35:28.646 Writing ERECOVERY_KERNEL partition...
2022-10-05 16:35:33.168 Writing ERECOVERY_RAMDISK partition...
2022-10-05 16:35:37.815 Writing ERECOVERY_VENDOR partition...
2022-10-05 16:35:39.266 Writing RPM partition...
2022-10-05 16:35:40.453 Writing SYSTEM partition...
2022-10-05 16:36:04.686 Writing 1 chunk from 4...
2022-10-05 16:36:04.985 Size of file = 0x1fda7328
2022-10-05 16:37:21.535 Writing 2 chunk from 4...
2022-10-05 16:37:21.839 Size of file = 0x1fd4da00
2022-10-05 16:39:03.727 Writing 3 chunk from 4...
2022-10-05 16:39:04.089 Size of file = 0x1f70b650
2022-10-05 16:40:14.581 Writing 4 chunk from 4...
2022-10-05 16:40:14.913 Size of file = 0xf4b0bc4
2022-10-05 16:40:47.379 Writing TZ partition...
2022-10-05 16:40:48.724 Writing USERDATA partition...
2022-10-05 16:40:49.493 Size of file = 0x7c0034c
2022-10-05 16:41:06.594 Writing DEVCFG partition...
2022-10-05 16:41:07.793 Writing LOG partition...
2022-10-05 16:41:12.964 Writing PRODUCT partition...
2022-10-05 16:41:13.898 Size of file = 0x81e60fc
2022-10-05 16:41:31.982 Writing VENDOR partition...
2022-10-05 16:41:37.743 Size of file = 0x1bdda8e4
2022-10-05 16:42:37.784 Writing VERSION partition...
2022-10-05 16:42:38.101 Size of file = 0x61225c
2022-10-05 16:42:39.790 Writing ODM partition...
2022-10-05 16:42:40.213 Size of file = 0x3196a78
2022-10-05 16:42:50.760 Writing SBL1 partition...
2022-10-05 16:42:51.961 Writing SEC partition...
2022-10-05 16:42:53.144 Writing APDP partition...
2022-10-05 16:42:54.335 Writing MSADP partition...
2022-10-05 16:42:56.108 Note: After successful reflash the phone in Board Firmware mode, for a correct work of the device, you need to reflash it in Upgrade mode!
2022-10-05 16:43:01.550
2022-10-05 16:43:01.868 Write Firmware(Factory mode) done.
2022-10-05 16:43:02.177 Performed by 1.3.2 Software version.
after flash check sound if not ok hardware problem
link: Huawei Y7 2019 DUB-LX1 DUB-LX2 DUB-LX3 DUB-AL00 Dubai-AL00A-BD 1.0.0.59 Board Software general 8.0.0 r1 EMUI8.2 05022NRB.rar | by Asif Kamboh (***********.Net) for Generic Device/Other
Then flash sd card firmware:
2.56 GB file on MEGA