Category: hardware fail

those did not: no matter the position of the poti, the output current did not change at all X-D #wtf is going on? (power source was a “12V” solar panel delivering 20V which is in the allowed input range of […]

easiest and best fire protection: have the cells SPACED apart, so one cell CAN NOT heat up surrounding cells put the battery pack in as-thick-as possible metal box then put plastic bag of sand on top of pack (better than […]

an new wallbox needs to be jumper reset, otherwise it won’t be recognized by “SixAbCon.exe” the tool to setup new devices for Sidexis the service pwd is the first 4 digits of the current date, backwards   this is from […]

so is this a “serious” amp? or just a “gadget”? have seen a lot of good reviews on youtube… including the “Brutally Honest Gear Reviews” and because the 70s Oranges OR 100 or 120 are not made anymore 🙁 (and […]

ok let’s put it like this: it is NOT what you expect It CAN NOT “roll” the tape on the package, it has to be pulled out by hand.

lancom-systems.de is a major partner of Deutsche Telekom. “Würselen, August 26, 2002 – LANCOM Systems GmbH and Deutsche Telekom AG have agreed to cooperate on the sale of LANCOM Systems products.” https://my.lancom-systems.de/newsroom/presse/archiv/archivansicht/lancom-systems-kooperiert-mit-deutscher-telekom/ that’s how a lot of lancom products end […]

update: there is indeed a small screw missing from the angle grinder: Ersatzteilinformation: part detailed information: 1603300016 Sachnummer:  1603300016 Beschreibung: Sechskantmutter DIN-Text:  M7, SW10 Preis * 1,04  €* Preisgruppe 11 * Alle Preise inkl. Mehrwertsteuer zzgl. Versandkosten Always say something […]

Motorola, Apple, Samsung, and now even Fairphone 4: NO 3.5mm headphone jack!!! For the audio junkies among us, this is a no go. Was so looking forward to the Fairphone, but will probably use a phone with audio jack as […]

inxi – Command line system information script for console and IRC DESCRIPTION It is also used a debugging tool for forum technical support to quickly ascertain users’ system configurations and hardware. inxi shows system hardware, CPU, drivers, Xorg, Desktop, Kernel, […]

the specs CPU Allwinner A20,32 Bit Cortex™-A7 2-Core 1G GPU ARM® Mali400MP2 -> get the GPU going SDRAM 1GB DDR3 (shared with GPU) 432Mhz Storage “SD Card up to 64GB (SDXC) 1 SATA up to 2TB “ Network 4x Gigabit […]

it sounds crazy but… as machines as cars and tractors become more complicated and computerized not only are their parts DELIBERATELY designed to break after a certain time (planned obsolescence) (in order to sell more spare parts, make more profit) […]

always say something positive first: FritzBoxes are great (DSL/LTE/…) internet routers (up to now) all FritzBoxes work with 12V DC (which is great for usage with small solar power stations (that are usually 12V based)) high quality & reliable secure […]

self made Flat Roof mount: 25kg Steel Plate hope it will survive the next storm… (maybe need to place additional weight on it) How to get StarLink Support: only via the iOS and Android App update: now starlink support is […]

to recover the data: how to mount luks2 encrypted volume also check out alternative: GNU Linux – create new encrypted partition harddisk – how to open encrypted harddisk partition possibility: remove harddisk, attach to sata2usb adapter, then mount on different […]

in short: STAY AWAY FROM IT! all in all this mp3 player is a waste of resources and the user’s time (unless someone comes along and fixes the firmware X-D (but the playback problem could also be “in hardware”)) what […]

“The function resets the cache not only when necessary, but also on the “order” of any application. Linus Torvalds, the Creator of the Linux kernel, opposed the addition of the L1 data cache reset function when context switching to the […]

for good overview it makes sense to label the harddisk partitions according to functionality (what is their purpose?) GNU Linux bash – how to label partitions tune2fs (xfs & ext4) all infos about one’s harddisk: # tested on: hostnamectl Static […]

every once and a while… laptops and notebooks run out of battery… and when one manages to plug them in just 1% before stalling… the wifi on Debian might already be in hibernation and hardware on off does not help […]

“In the popular series of wireless keyboards Fujitsu LX390 found two dangerous vulnerabilities. According to researchers from the company SySS, exploitation of vulnerabilities allows nearby attackers to “spy” passwords entered on the keyboard, or even to seize control of the […]

what IT can learn from nature: (src) mostly US users affected. Big Business: Big Companies and Big Money can afford Big Staff to maintain and secure their products, but they also provide Big Infrastructure (AWS, Office) and thus a single […]

screw Qualcomm, what one wants is should work out of the box with recent Linux kernels on Open Source drivers only: Recommended tested Hardware – Superb Wifi WLAN Adapter Chipset Atheros AR9285 Mini PCIE for GNU Linux Debian 10 Ubuntu […]

tested on: Operating System: CentOS Linux 7 (Core) CPE OS Name: cpe:/o:centos:centos:7 Kernel: Linux 4.15.9 Architecture: x86-64 # using vboxmanage –version 5.2.6r120293 ah lovely isn’t it? BSOD Win98 style… errors were NOT the exception, they were THE NORM (and still […]

to be straight: have not managed yet to unlock a pin locked ipad 3 and ipad 4 and/or recover the data. it is easy to just overwrite the ipad with the latest firmware via itunes. but i want to backup […]

https://youtu.be/70Blz9hyAz8 While “backdoors” in hardware sound like a good idea… you don’t know how hackers are using it to sabotage infrastructure or extort bitcoins of another country’s companies… see “backdoor in cisco router“. IT IS F**** DANGEROUS! ESPECIALLY if it […]

update: 2021-03: https://www.space.com/air-force-emp-attacks-protection fast answers: EMP is a serious threat to all survival of electronic devices (esp without a proper (double!) metal casing) get one of those: wrap whatever shall be EMP protected into cartonage + wrap aluminium foil around […]

aim: the harddisk of a macbook has grown too small (256GB), so all data shall be transferred to a new bigger harddisk (512GB SSD) hardware: you will need an external harddisk and switch in your new bigger harddisk. usb to […]

Update: 2020.03 “The newly developed Rowhammer- attack TRRespass can crack the RAM-a security mechanism by many DDR4-DRAM-modules as well as LPDDR4 Chips. Until now, these were considered to be almost immune to Rowhammer attacks.” https://www.com-magazin.de/news/sicherheit/software-hammer-ram-schutz-attackiert-2515621.html Update: 2019.10 Zombieload is back. […]

2018-04: RISC-V CPUs not affected by spectre & meltdown “No announced RISC-V silicon is susceptible, and the popular open-source RISC-V Rocket processor is unaffected as it does not perform memory accesses speculatively.” (2018-01-05 src) “If you’re selling an IoT sensor […]

smart and ssds? and: is smart really that smart? to do regular smart, is better than doing no smart, but as confirmed here, it can be only minutes of time from reporting an error-problem to complete harddisk failure, so smart […]

if you want to find out what chipset / mainboard your PC / Laptop / Notebook is using and other details about the hardware. unfortunately this is not a straight forward task… and works better / worse depending on the […]