Luxury & Precision (LP) Portable USB DAC/AMP W1 and W2 (The new W2-131 Version is Available, Related Info on Post #1)
Mar 20, 2023 at 11:43 AM Post #5,026 of 5,299
Is new firmware safe to install on OG?
 
Mar 20, 2023 at 12:49 PM Post #5,028 of 5,299
Mar 20, 2023 at 6:55 PM Post #5,031 of 5,299
:sweat_smile:installed on LP W1, so far so good, improved the power consumption imho ! A great update.
seems like it improves power consumption, on my testing with w2-131 also has better result with new firmware

cant really prove it tho, since i dont have the equipment to measure the power draw
 
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Mar 20, 2023 at 10:30 PM Post #5,032 of 5,299
Just took a look into the firmware Google driver and notice one of the 'firmware update detail explanation' document has the following:

W1_V1.0.1.2 较初始固件增强了连接稳定性,自适应UAC连接模式
W1_V1.0.1.3_AS 较初始固件增强了连接稳定性,异步UAC连接模式

W1_W2_V1.0.2.0_AS 增加了谢兰图调音模式,异步UAC连接模式,修复了W2平衡DSD输出异常,增强了连接稳定性
W1_W2_V1.0.2.1 增加了谢兰图调音模式,自适应UAC连接模式,修复了W2平衡DSD输出异常,增强了连接稳定性

W1_W2_V1.0.2.6_AS 增加了IE800s SE846调音模式,异步UAC连接模式,修复了V1.0.2.2版DSD切换调音模式后无声的BUG
W1_W2_V1.0.2.6_AS 增加了IE800s SE846调音模式,异步UAC连接模式,修复了V1.0.2.2版DSD切换调音模式后无声的BUG
W1_W2_V1.0.3.6_AS 此版本兼容了NoHID版本,当HID Key使能状态改变时重新进行USB连接,默认HID Key关闭
W1_W2_V1.0.4.6_AS W2增加ACG版的 STL选项:Normal / ACG

更新固件有风险,如无必要,尽量不要刷固件,比如W1_W2_V1.0.4.6_AS只是在上版本基础上兼容了ACG版,做成了一个通刷包而已。
万一刷固件遇到问题请第一时间联系我们售后同事,我们会尽快为您提供技术支持服务。
QQ客服:1245207709
微信客服:LPKFSH

Not going to translate every bit but just the last (interesting) section:
----
W1_W2_V1.0.4.6_AS W2 adds the same STL option as ACG version: Normal / ACG

Firmware update comes with some level of risk, do not update unless necessary. For example, W1_W2_V1.0.4.6_AS is based on the previous firmware version with an added compatibility to ACG version to form an universal package only. Please contact customer service immediately when facing firmware updater issue and we will provide technical support ASAP.

----

Of course, there is actually no V1.0.4.6 in the Google drive.
 
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Mar 20, 2023 at 10:44 PM Post #5,033 of 5,299
Just took a look into the firmware Google driver and notice one of the 'firmware update detail explanation' document has the following:



Not going to translate every bit but just the last (interesting) section:

W1_W2_V1.0.4.6_AS W2 adds the same STL option as ACG version: Normal / ACG

Firmware update comes with some level of risk, do not update unless necessary. For example, W1_W2_V1.0.4.6_AS is based on the previous firmware version with an added compatibility to ACG version to form an universal package only. Please contact customer service immediately when facing firmware updater issue and we will provide technical support ASAP.
yep that last line is very interesting, though no STL : ACG option can be found on my W2-131 with the 1.0.4.8 firmware, probably what they mean is for the ACG version to have Normal sound tuning like normal W2 / W2-131
 
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Mar 20, 2023 at 10:56 PM Post #5,034 of 5,299
yep that last line is very interesting, though no STL : ACG option can be found on my W2-131 with the 1.0.4.8 firmware, probably what they mean is for the ACG version to have Normal sound tuning like normal W2 / W2-131

As far as I know, W2-ACG always has the option to change between Normal / ACG sound though.
 
Mar 20, 2023 at 11:03 PM Post #5,036 of 5,299
I guess its time to send more email to the LP support? lol.
or anyone else who already flash their W2 to 1.0.4.8 can confirm is your unit have the ACG option?
I have 1.0.4.8 on both my W2 OG and W2-131, no dice. :stuck_out_tongue_closed_eyes:
 
Mar 21, 2023 at 3:20 AM Post #5,037 of 5,299
I have managed to update the firmware to 1.0.4.8 but I cannot update the windows driver so my W2 will not play music because is not recognised. Can't install the driver, it starts then it says to connect device and click ok to finish installation.
I am sure is my old laptop Asus and not the driver itself.
 
Mar 21, 2023 at 3:28 AM Post #5,038 of 5,299
I have managed to update the firmware to 1.0.4.8 but I cannot update the windows driver so my W2 will not play music because is not recognised. Can't install the driver, it starts then it says to connect device and click ok to finish installation.
I am sure is my old laptop Asus and not the driver itself.
Did you uninstall the old driver first?

Also... this driver has no ASIO support
 
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