Badcaps.net Forum
Go Back   Badcaps Forums > Search Forums
Register FAQ Calendar Search Today's Posts Mark Forums Read

Showing results 1 to 25 of 500
Search took 0.01 seconds.
Search: Posts Made By: japlytic
Forum: General Electronics Technical Discussion 07-13-2020, 06:48 AM
Replies: 0
Views: 183
Posted By japlytic
Foxconn GS1240*-1011P-** connector cross-reference

I am looking for a connector model number (cable to board, 40 pin, 0.5mm pitch) equivalent to Foxconn GS12401-1011P-7H or GS1240*-1011P-** which has been used for connection to an Embedded...
Forum: General Computer & Tech Discussion 07-13-2020, 06:46 AM
Replies: 0
Views: 158
Posted By japlytic
Extending the right to repair

And it's the right to repurpose.
Here is a good example why: https://hackaday.com/2019/07/18/put-those-ipad-displays-to-work-with-this-edp-adapter/

In the aforementioned link, it shows that an...
Forum: Announcements & Related News 07-12-2020, 03:30 AM
Replies: 0
Views: 170
Posted By japlytic
Mitsubishi withdrawing from LCD business - who will be next?

I've come across some information that Mitsubishi Electric will be winding up their LCD display buisness from June 2022 considering the competition in this market; also, I noted that certain Samsung...
Forum: Troubleshooting Power Supplies and Power Supply Design 07-10-2020, 12:58 AM
Replies: 2
Views: 233
Posted By japlytic
Talking Could all new PC motherboards only require a primary 12V rail?

This is a possibility, but future PC motherboards could only require a single 12V primary rail with +3.3V/+5V (-12V is only required for PCI slots (and certain cards thereof) but not PCI Express...
Forum: General Computer & Tech Discussion 07-08-2020, 07:21 PM
Replies: 2
Views: 194
Posted By japlytic
Forum: General Computer & Tech Discussion 07-07-2020, 09:40 PM
Replies: 2
Views: 194
Posted By japlytic
Non standard PC video controllers

So far, I have identified ten PC video controllers (other than the many SVGA units) which require special treatment which are: Hercules 720x348 Monochrome, Olivetti/AT&T/PVC Display 640x400...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 07-07-2020, 09:37 PM
Replies: 11
Views: 703
Posted By japlytic
Re: Diagnostic card suggestion?

A number of new systems do not have PCI slots but have PCI Express slots; certain systems also output diagnostic codes via the SMBus available on PCI Express (and most PCI Express Mini and M2) slots.
Forum: General Computer & Tech Discussion 07-02-2020, 09:43 PM
Replies: 7
Views: 317
Posted By japlytic
Pentium FDIV bug did not affect the K5

Based on available information, the Intel Pentium FDIV bug did not affect the AMD K5 compatible - it seems that AMD implemented things a bit differently to Intel at the time (and still does as of...
Forum: General Electronics Technical Discussion 07-01-2020, 08:28 PM
Replies: 0
Views: 148
Posted By japlytic
Question Register programming information for ITE IT6263

I need to program specific registers including those for LVDS spread spectrum/termination/input levels/video format on an ITE IT6263 LVDS-HDMI converter - Seenku manufactures such a board with a...
Forum: Troubleshooting TVs and Video Sources 06-05-2020, 03:39 AM
Replies: 2
Views: 169
Posted By japlytic
Re: Kogan KALED40AF7000STA service menu code

Tried MENU-1-1-4-7 without any luck.
Forum: General Computer & Tech Discussion 05-29-2020, 03:32 AM
Replies: 2
Views: 168
Posted By japlytic
Re: Sync frequencies and polarities for non-PC workstations

This database was helpful; in this database, the only two monitors which were not multi-synchronous were both Apollo while many of the monitors for workstations in this database were...
Forum: Troubleshooting TVs and Video Sources 05-27-2020, 04:17 AM
Replies: 2
Views: 169
Posted By japlytic
Question Kogan KALED40AF7000STA service menu code

I am after a code (entered with a remote control) to enter the Service Menu of a Kogan KALED40AF7000STA TV (already tried MENU-2-0-0-8).
Forum: General Computer & Tech Discussion 05-27-2020, 04:11 AM
Replies: 2
Views: 168
Posted By japlytic
Question Sync frequencies and polarities for non-PC workstations

I am currently building a video sync trigger which can automatically determine a video mode based on sync polarity, line count and Vertical frequency, so therefore, I am after sync frequencies (three...
Forum: General Computer & Tech Discussion 05-17-2020, 08:41 PM
Replies: 4
Views: 253
Posted By japlytic
Talking IBM PC compatible: Who still uses this term?

An Analog Devices AD9833 datasheet from 2012 still makes use of the term "IBM PC compatible" which is no longer relevant considering that IBM sold its PC division to Lenovo in 2005.
Who else is...
Forum: General Computer & Tech Discussion 01-09-2020, 08:46 PM
Replies: 3
Views: 406
Posted By japlytic
Command for checking response of remote unit

When I was writing code for a remote HF preselector, I implemented a serial command (AHOY) for checking if the preselector responds which this command is used for checking communication between the...
Forum: General Computer & Tech Discussion 01-07-2020, 06:06 AM
Replies: 0
Views: 299
Posted By japlytic
The difference between reception and coverage

And the reasons for the distinct differences are simple: reception mainly concerns a broadcast receiver and coverage concerns a transceiver such as a mobile phone or two way radio.
Forum: Troubleshooting Power Supplies and Power Supply Design 12-19-2019, 11:17 PM
Replies: 3,102
Views: 823,148
Posted By japlytic
Re: Power supply build quality pictorial. part 2

Delta DPS-1400AB (IBM part 43X3254)

PFC board:
Chemi-Con KMM 470uF 450V x2
D25XB60 input rectifier
20N60 x2 PFC stage
RHRP3060 x2 PFC rectifier

Main board:
20N60 x2 (two sets) main...
Forum: General Computer & Tech Discussion 11-15-2019, 10:20 PM
Replies: 1
Views: 427
Posted By japlytic
Talking Linux version available before the Windows version

Interestingly, for a piece of FPGA development software being Intel Quartus, the latest version for the Lite edition is not yet available for Windows while the Linux version is currently available at...
Forum: General Electronics Technical Discussion 10-29-2019, 06:55 PM
Replies: 3
Views: 417
Posted By japlytic
Question 7 segment LED displays: Common cathode vs. common anode

With 7 segment LED displays, are common cathode units more common than common anode units?
From what I see, common cathode units have simpler drive circuitry.
Forum: General Electronics Technical Discussion 06-20-2019, 07:50 PM
Replies: 19
Views: 1,339
Posted By japlytic
Re: Variac 20 amp advice?

I fitted mine with a self-powered digital AC voltmeter which starts to display at 60V and above - any AC product would typically not work at such a low voltage.
Forum: General Computer & Tech Discussion 05-20-2019, 12:51 AM
Replies: 21
Views: 1,005
Posted By japlytic
Talking Software writers assuming minimum screen resolution of Full HD?

When I was updating Avast for a client of mine who had a notebook computer with a screen resolution of 1366x768, I could not get to the options to renew Avast (because the option buttons go beyond...
Forum: General Computer & Tech Discussion 05-16-2019, 01:34 AM
Replies: 4
Views: 466
Posted By japlytic
Talking PC motherboards without a 14.31818 MHz crystal

On an Asus P8Z68-M PRO motherboard from, I could not find a 14.31818 MHz crystal anywhere; all of the crystals except the RTC crystal were marked with MHz integers.
You may know this, but 14.31818...
Forum: General Computer & Tech Discussion 05-12-2019, 01:05 AM
Replies: 12
Views: 573
Posted By japlytic
Partitioning based on media transfer rate zones

You may know this, but for over 25 years hard disk drive manufacturers made use of zoned recording (more sectors on the outer tracks and fewer on the inner tracks) to maximize media recording...
Forum: General Computer & Tech Discussion 05-12-2019, 01:03 AM
Replies: 22
Views: 1,477
Posted By japlytic
Re: Geforce 6800gt VGA missing red output signal

I recommend replacing all three as a set for best performance - these inductors are typically used for electromagnetic compatibility.
Forum: Troubleshooting Power Supplies and Power Supply Design 02-18-2019, 12:53 AM
Replies: 1
Views: 369
Posted By japlytic
Talking Why hot swap server PSUs are derated for lower line voltages

I compared two 1200W units (both with active PFC) around the same manufacturing time, an ATX unit and a compact hot swap server unit: the ATX unit had 780uF input DC filtering capacitance compared to...
Showing results 1 to 25 of 500

 
Forum Jump


Badcaps.net Technical Forums 2003 - 2020
Powered by vBulletin ®
Copyright ©2000 - 2020, Jelsoft Enterprises Ltd.
All times are GMT -6. The time now is 09:12 PM.
Did you find this forum helpful?