Having problems with your Panasonic Toughbook 74 PC Notebook ?

My Panasonic CF-74 doesn't seem to be detecting anything I am plugging into the USB ports or the COM port.


Answers :

Some motherboard BIOS's allow you to specify how many USB ports you want enabled
go to your Control Panel, System, Device Manager.
\015\012
\015\012go down to where it says Universal Serial Bus Controllers, click the + sign,
\015\012you will see a list of devices, probably something like this
\015\012via rev5 usb host controller
\015\012via rev5 usb host controller
\015\012usb printing support
\015\012usb mass storage controller
\015\012usb root hub
\015\012usb root hub
\015\012
\015\012right click on the ones that say via or intel or SIS, or ALI, or Standard open host controller, and choose uninstall.
\015\012
\015\012you will be asked if your sure, and you will see some of the USB root hubs disappear.
\015\012
\015\012If you are asked to restart, choose no, and remove the other\015\012via/sis/intel/etc open host controller (s) from your system, when they\015\012have all been removed restart your computer.
\015\012
\015\012when the computer restarts, it will detect the USB controller and connected devices, reinstall the drivers/software
Repair Help & Product Troubleshooting for Panasonic Toughbook 74 PC Notebook

Tips for a great answer:

- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.

Suggested Questions/Answers :

My Panasonic CF-74 doesn't seem to be detecting anything I am plugging into the USB ports or the COM port.


Some motherboard BIOS's allow you to specify how many USB ports you want enabled go to your Control Panel, System, Device Manager.\015\012\015\012go down to where it says Universal Serial Bus Controllers, click the + sign, ... Panasonic Toughbook 74 PC Notebook

My USB ports no longer detect devices when plugged in.


Updating, or in some cases reinstalling, the drivers for your computer's USB interface should resolve this issue.\015\012Locate the iPod in Device Manager\015\012\015\012Connect iPod to the computer. \015\012 ... HP Compaq d530 CMT PC Desktop

Speakers not working, but cables all plugged in...


The problem is your computer may not sense the presence of your audio device, chances are your driver is either corrupted nor not yet installed.\015\012\015\012go to my computer then right click go to properties, hardware, device manager,  ... Logitech X-530 Computer Speakers

USB none of the usb ports on my ze2000 detect anything i plug into them...i looked to see if they were functional in my control panel and it said they were fine...any tips on fixing USB port/ detection? my usb ports will not recognize anything i plug into the ports... including an external hard drive, ipod connection cord, wireless mouse, etc... sometimes when i plug it in to the computer, it will read the usb for about 5 minutes and then i get a message that says "this usb device can perform f


First of all, I recommend you to Uninstall the USB Devices from the Device Manager and reinstall the Chipset Drivers as per the instructions below :\015\012\015\012Click on Start and then on Run.\015\012\015\012Type devmgmt.msc ... HP Pavilion dv4000 Notebook

CL51-15 USB Port Problem


I was hoping you can help me out guys, i have this laptop acer travelmate 290 and everything seem to be working properly. All the drivers and devices are installed and working fine(Audio, Display, Network, Wireless, PCMCIA......) except my 2 USB port ... ASI CL51-15 Notebook

I'm having many troubles with my Acer laptop


Problem 1. That's definately one for the shop/manufacturer to repair I'm afraid.Problem 2. If you're using XP, service pack 2 includes it's own bluetooth support, but it's dismal. try this site to disable their drivers and then install yo ... Acer Aspire 3680 Laptop

Setup does not detect any hard drives


This error means the operating system on the hard disk couldn't load due to possible faulty hard drive or disk controller. The fault could also mean the hard drive needs reseating to make proper connection. Reseat the hard drive and if you still get ... Dell Inspiron 2200 Notebook

Compac Evo D300v and Emachine W3650-usb do not detect devices


\015\012One or more of the hints below will probably sort out most USB problems with most USB portable / external hard drives and OTHER devices (though not always)A few things to check but assumes USB and Windows for other interface ... PC Desktops

USB ports wont recognize anything I plug in


Are you using XP? If so:\015\012Here is what you can do to refresh the USB ports:1. Right click MY COMPUTER2. Select PROPERTIES3. Select HARDWARE4. Select DEVICE MANAGER ... Acer Aspire 5100 Notebook

Usb ports not recongized


Hello,Do use in the front ports, sometime this port is unplug to the motherboard so it need to connect before you can use that port. In the back port you can always use that ports in there it is safe to connect any plug and play device su ... Gateway 830GM PC Desktop

I have Toashiba laptop Satellite A135-S2276. The laptop doesn?t recognize my USB flash drive. Apparently the device was detected by Windows because as soon as I plugged it in, a balloon pooped up and it said ?USB Device Not Recognized?. I tried to plug in different devices in all the ports and always got the same error.


Check it on another computer. if it still doesnt work then your backup\015\012is gone. if it does work maybe you should take it in. also try other\015\012accessories in that same port. if other stuff doesnt work then you'll\015\012probably need to fi ... Toshiba Satellite A135-S2276 Notebook

Gateway GT5228 - USB Ports & All-In-One Card Reader don't work...


It might be useful to know what USB controller you have on your motherboard. Internal card readers are usually connected to what we call a internal USB port which is a 9-pin connector on your motherboard. So it's connected to your USB controller as i ... Gateway GT5228 PC Desktop

Emprex cd burner/model # USB 5232Ul/install cd


Most times, you can plug the drive into a USB port and Windows will detect the device and assign a drive letter to it. If it does, the CD burning software should then be able to see it. Try googling the burner company name and model number if Windo ... PC Desktops

Maxtor One Touch Mini 4 external 160 Gb no longer recognized by computer. Any way to retrieve data? The disk still spins (I can feel it when I hold it in my hand), but the laptop (Windows XP) won't acknowledge it anymore. It's only a cuople months old, so I can get a new one, but even though THEIR device went bad, they want to charge me $1700 to restore data!!! Unbelievable!


Hello Ifurney,\015\012\015\012\015\012\015\012OK, this a long posting…\015\012\015\0121. There could be a problem with the USB cable. Try to replace the cable with\015\012another one and check.\015\012\015\0 ... PC Desktops

How do i put the info from restore disc onto flash drive


Before you start you will need the following:\015\012\015\012A properly functioning windows PC\015\012a UFD (USB Flash Device) with a minimum size of 1GB\015\012A Windows XP CD ... Acer Aspire One AOA110-1588 Notebook

My fujitsu laptop recently had a new hard drive installed in it ,but i want to transfer the data i have on the old hard drive that was removed from laptop to my new hard drive. I bought the all in one coolmax converter from central computers only that there is no manual guide nor cd driver only a web site that doesnt have any information can you please tell me how to use this device


The Coolmax adapter is an USB hard drive adapter that can connect various types hard drives to your computer. This is used for testing and and transferring data to and from hard drives connected to the computer via the computer's USB port.\015\ ... Fujitsu Siemens PC Laptops

Laptop wont turn on this a weird one! Please help! Hi-Grade C5514


Have u tried ur laptop without ac power i mean on battery see if ti works otherwise the only hope b4 running for help from service centre is get RAMactually now a days 2 chips are prefferred by laptop manufacturers for fast performance i ... PC Laptops

Power I shut down the laptop saw it logging off but when the screen turned black the power button and the HDD button is still active. I waited and waited for the lights to go off but it didn't. I closed the laptop and after a while opened it and still everything's on. what seems to be the problem and what do i do? Thank you.


1.\015\012\015\012 \015\012\015\012\015\012.\015\012\015\012\015\012Connect your wireless router\015\012Since you'll be temporarily disconnected from the Internet, print these instructions before you go any further.\015 ... Acer Aspire 5100 Notebook

Installed a new Optical Drive and require assistance in the wiring


What kind of optical drive? Is this a CD, DVD?, Blue ray,or an opto-ferro-magnetic floppy?Generally:1) External drive: ============ a) just power it up and connect it to the PC using an USB or ... PC Desktops

Acer Aspire 5720 sound not working


Simpson2nd, read the guy's problem carefully before answering... he says that he downloaded and installed (an reinstalled) the drivers from acer.com, and even though it seems to be working (so windows sees the sound card) there's no sound whatsoever ... Acer Aspire 5720 Notebook

I recently moved. When I turned back on my computers, one pc and one mac, neither recognize the maxitor hard drive. I have the installation disc, but it still doesnt seem to work. What am I doing wrong?


Hi,\015\012\015\012\015\012\015\012Try connecting your drive\015\012to another USB port. Using one port all the time to connect and\015\012disconnect USB items a port can develop a range of files associated\015\012with configuring the USB ... PC Desktops

USB none of the usb ports on my ze2000 detect anything i plug into them...i looked to see if they were functional in my control panel and it said they were fine...any tips on fixing USB port/ detection?


I had a similar problem, with no help from HP support. A USB hard drive would be recognized, and work, but a Sandisk flash drive and a Fujifilm camera would not. All drivers were uninstalled/reinstalled/updated numerous times. HP finally concluded a ... HP Pavilion ze2000 Notebook

USB help Everytime i plug in my ipod or camera or anything else into any USB port, my computer completely off. i uninstalled and installed all of the ports in "device manager" and it seemed to work at first but it went back to shutting off everytime i plug something in.


Hello,\015\012\015\012This sometimes happen when static hits your system. Try this next time, hold the ipod/camera usb cord in one hand and the touch your pc with the other. (This will ground you to the pc) Then plug in your equipment. Go ... E-Machines T6532 PC Desktop

Onboard LAN detected , drivers properly installed but not responding


The Problem is in your onboard LAN, get PCI LAN card, plug into your PCI slot, install the driver of that PCI LAN Card.. ... PC Desktops

Acer 5580 Bluetooth and USB port problem


There may be a bent connector on one of the USB ports or a defective USB controller on the motherboard. The bluetooth connector may not have been reconnected or the bluetooth module was not reinstalled after service. Sadly you will need to have it ... Acer Aspire 5580 Notebook
  • Start your question with What, Why, How, When, etc. and end with a "?"
  • Be clear and specific
  • Use proper spelling and grammar
all rights reserved to the respective owners || www.electronic-servicing.com || Terms of Use || Contact || Privacy Policy
Load time: 0.7235 seconds