Topton Jasper Lake Quad i225V Mini PC Report

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oneplane

Well-Known Member
Jul 23, 2021
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The SIM slot is directly wired to the MPCIe slot, so the modem has to talk directly to it. If anything goes wrong (on the modem, the PCIe slot, the SIM slot or the SIM itself) it doesn't work and the motherboard won't be able to tell you about it as it's not in the loop on that communication.

That means that the AT command sent to the modem will always be a bit of a black box since it cannot tell you where the problem is.
 

DoubleS3ns3

New Member
Sep 5, 2025
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The SIM slot is directly wired to the MPCIe slot, so the modem has to talk directly to it. If anything goes wrong (on the modem, the PCIe slot, the SIM slot or the SIM itself) it doesn't work and the motherboard won't be able to tell you about it as it's not in the loop on that communication.

That means that the AT command sent to the modem will always be a bit of a black box since it cannot tell you where the problem is.
Sim is working, tested of course.

Remain the SIM Slot and the PCIe slot. if something is broken on the PCIe slot, quectel should not be identified right? I assume that probably the problem is the SIM slot
 

Levent

New Member
May 5, 2024
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Hello, maybe someone can help understand the problem.
I dohave a topton device with N6000 CPU, the motherboard is BKHD‑1338NP‑12‑4L and this motherboard have a SIM slot.I bought Quectel EC25-EUX it work with opnsense but "AT+CPIN?" command return SIM not inserted. Is the SIM slot on this motherboard fake or what?
I have exactly the same setup. You must install SIM card when device is turned off completely then check again. Hot swapping doesn’t work at all.

EDIT: Also you must install the simcard in the position that feels wrong. Cutout on the sim must face towards you and NOT towards inside of the device.

1757128722453.png
 
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DoubleS3ns3

New Member
Sep 5, 2025
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I have exactly the same setup. You must install SIM card when device is turned off completely then check again. Hot swapping doesn’t work at all.

EDIT: Also you must install the simcard in the position that feels wrong. Cutout on the sim must face towards you and NOT towards inside of the device.

View attachment 45362
You totally saved me. Thanks a lot, now the SIM work.
The only problem that I'm facing now is that:

at+csq
+CSQ: 99,99

OK
at+cereg?
+CEREG: 0,0


I'm using the module without the antenna, could it be this the problem or I should be worried that IMEI could be not in allowed list here?
 

Levent

New Member
May 5, 2024
13
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You totally saved me. Thanks a lot, now the SIM work.
The only problem that I'm facing now is that:

at+csq
+CSQ: 99,99

OK
at+cereg?
+CEREG: 0,0


I'm using the module without the antenna, could it be this the problem or I should be worried that IMEI could be not in allowed list here?
I’m not too sure to be completely honest. However I know that you need cell reception to be able to check to see if your device is able to register to the network. This device is a faraday cage internally, you will need SMA Connectors out of the device even if you don’t attach any antennas.
 

dgazineu

New Member
Nov 28, 2022
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Hi, I have the same board but with N5100.

I think I may help you. As someone suggested before, it may be related to RAM.
I solved a very similar problem by simply replacing the "EC12" capacitor, near RAM slots.
You have to remove the solid state capacitor and put an electrolytic one.
EC12 is 560uF / 6,3V. I replaced it with a Panasonic FM.

The Low ESR of solid state capacitor, may cause some problems.
Vendor talks about "compatibility", in my opinion is just a design flaw.

Try to power on the computer without RAM. If it turns on, I think your problem is the same as mine.
I fixed it 1 year ago, it is working fine 24/24h since then.
In my case sometimes it eventually starts retrying 10/20 times.
When the power-on sequence fails, a protection kicks in and you have to detach the power plug for a couple of seconds to reset.

Just ask if you need more details.
Thanks!!!
 

EasyRhino

Well-Known Member
Aug 6, 2019
698
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93
Greetings old thread. Yesterday the old very cheap SSD I was using failed (accidentally had opnsense netflow logs going to SSD instead of RAM). While I was replacing it, I noticed a couple of things.

1) My CMOS/clock coin battery died. However, it's not just a simple coin battery swap but it has a couple of electrical leads and a little wire and plug that goes into the motherboard. Does anyone know an easy/cheap way to replace it?

2) I wanted to check for BIOS updates, but the CWWK website doesn't seem to list anything and the old links from this thread seem to be down, does anyone know the current bios download situation?
 

EasyRhino

Well-Known Member
Aug 6, 2019
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1. Check Aliexpress and search for CMOS battery. But be careful, there two size of the connector.

2. CWWK BIOS page is here: CWWK Drive, folder for Jasper Lake is here: CWWK Drive. But I think there are five different versions of the N5105/N6005, so be sure to take the right version.
oh those bios listings are a damn nightmare. No idea which one I have. I've been okay for three or four years without updating, I think I can go further.

incidentally the lack of a clock battery hasn't been a problem either. Opnsense has been auto updating itself nicely with the time.
 

Mike9474593

Active Member
Aug 5, 2022
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oh those bios listings are a damn nightmare. No idea which one I have. I've been okay for three or four years without updating, I think I can go further.
Ha ha, yeah, a real mess. There should be a name printed on the board, this should help. There were about 5 different versions, easiest is 4x i226 with N5105 (then it's probably a v4 or v5). If its a 6 port, one with i225 or with N6005 you have to be very careful...

incidentally the lack of a clock battery hasn't been a problem either. Opnsense has been auto updating itself nicely with the time.
I would exchange if possible. I prefer my BIOS settings to be remembered. The connector is either 3.5mm or 5mm wide. If you could measure your connector, I'll gladly lock for the right offer on Aliexpress. If you are in Switzerland I'll send you a battery (I have a few in stock because I ordered a 5 pack on Ali). Sometimes local computer stores have them in stock, they are pretty common. Also check local online stores.
 

blunden

Well-Known Member
Nov 29, 2019
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1) My CMOS/clock coin battery died. However, it's not just a simple coin battery swap but it has a couple of electrical leads and a little wire and plug that goes into the motherboard. Does anyone know an easy/cheap way to replace it?
Those are becoming fairly common on regular desktop PC motherboards too now because board space is becoming a limitation on more feature rich boards. You will likely be able to find cheap replacements locally too, not just on AliExpress. :)
 
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ch0wner

New Member
Jul 25, 2022
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1. Check Aliexpress and search for CMOS battery. But be careful, there two size of the connector.

2. CWWK BIOS page is here: CWWK Drive, folder for Jasper Lake is here: CWWK Drive. But I think there are five different versions of the N5105/N6005, so be sure to take the right version.
Thanks for the updated drive link.

Coming back to this router I decided it to put it to use after a year of sitting aside.
I always update my stuff to the latest versions "just in case" however as you mentioned it is a bit of a mess figuring out what version of the motherboard I have since they are not so explicit about it.

Were there any critical BIOS updates that have been published since 2022? If not I might just continue using it as is..
My device has N5105 with a 4-port I225-V NIC, BIOS version reports as JK4LV102

On the motherboard itself the string "LH-JSP4L VER:1.0" appears.

Also, I am now considering moving away from pfSense to OPNSense. any opinions?
 
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elciobhz

New Member
Jul 1, 2024
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1
Hello everyone,

I know that this topic is old..
But I run mine from 2024, and one thing always this unit have, but I forgot to see if anyone has the same problem.
This is the second unit I use, the first had problems with a network.
If I dont connect anything in HDMI or DP, the unit powers on, and after 10 to 15 seconds it power off.
I must have something connected do it to power on. After it powers you can disconnect, but try to power it on or restart without a connection it does not power on.
Anyone has the same issue?
 

Levent

New Member
May 5, 2024
13
5
3
Hello everyone,

I know that this topic is old..
But I run mine from 2024, and one thing always this unit have, but I forgot to see if anyone has the same problem.
This is the second unit I use, the first had problems with a network.
If I dont connect anything in HDMI or DP, the unit powers on, and after 10 to 15 seconds it power off.
I must have something connected do it to power on. After it powers you can disconnect, but try to power it on or restart without a connection it does not power on.
Anyone has the same issue?
Never had anything like it, mine is from 2024 as well.Do you have a UEFI or Legacy and/or CSM enabled? It sounds like it cant initialize GFX and it gives up, which used to be a common occurance for me on couple of different machines where I was using Legacy installs.
 

Mike9474593

Active Member
Aug 5, 2022
148
109
43
Hello everyone,

I know that this topic is old..
But I run mine from 2024, and one thing always this unit have, but I forgot to see if anyone has the same problem.
This is the second unit I use, the first had problems with a network.
If I dont connect anything in HDMI or DP, the unit powers on, and after 10 to 15 seconds it power off.
I must have something connected do it to power on. After it powers you can disconnect, but try to power it on or restart without a connection it does not power on.
Anyone has the same issue?
Mine has no problem booting without screen. But I have to reboot the unit to get an image, just connecting a screen won't work. But I think this is pretty normal and not an issue because it's running headless. If ever you can just get a HDMI dummy from Aliexpress.