Lamaroe-Lexmark-X4250 Printer
13th Nov-2005
Usually You want to Install the USB Driver 1st Then Restart PC Then Connect USB Device to PC Plug & Play will then find [New Hardware & Install]
Here is a Routine to have [Device Manager] view [Non Present Devices] This will permit [Device Manager] to give you a History of [Installed Devices] & [Failed Installed Devices] as well as [Failed Uninstalled Devices]
The [Non Present Devices] will be indicated by the [Light/Faded Gray Print]
Preparation Process for [DEVICE MANAGER] to View [Non Present Devices] This is a 2 Step process that needs to be done only once
Step 1 Set [Folder Options] to [Show Hidden Files & Folders]
Step 2 Set [Device Manager] to [Show Non Present Devices]
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Step 1 Open [Control Panel] and set [Folder Options] to show [Hidden Files & Folders] (1 time process)
(1) Click [Start] Button
(2) Scroll up to [SETTINGS] > Click on [CONTROL PANEL]
(3) Open [Folder Options]
(4) Click on [VIEW] Tab
(5) Scroll down to [Hidden Files & Folders]
(6) Click the [SHOW HIDDEN FILES & FOLDER] Option
(7) Deselect OPTION [Hide Protected OS Files Recommended]
(8) Click [OK]
(9) Close [Control Panel]
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Step 2 Prep [DEVICE MANAGER] to view [Non Present Devices] ( 1 time process)
(1) Right Click [MY COMPUTER] > Click [PROPERTIES] on Drop Down Menu
(2) Click [ADVANCED] Tab (on System Properties)
(3) Click [ENVIRONMENT VARIABLES] Tab -
(4) Under [SYSTEM VARIABLES] Section Click [NEW] Tab
(5) In [NAME] Section Type devmgr_show_nonpresent_devices
(6) In [VALUE] Section Type the number 1
(7) Close out by Clicking [OK] Tabs 3 Times (3 levels/panels to close)
(8) Click on [START] Button > Then click on [RUN]
(9) Type devmgmt.msc and then Click [OK] This will open [DEVICE MANAGER]
(10) Click [VIEW] on Menu > Click [Show Hidden Devices] on Pop Down Menu
(11) View [Hidden Devices] Indicated by Faded Gray Print (Close when completed)
(12) Restart Computer (To ensure a good [Initial] beginning -
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Standard Process to Open [DEVICE MANAGER] with [Show Hidden Devices] Option set -
(1) Right Click [MY COMPUTER]
(2) Browse down [Menu] to [Properties] > Double Click to Open Properties Page
(3) Click on [HARDWARE] Tab
(4) Click on [Device Manager] Tab
(5) Click on [View} on Menu Bar
(6) **Click on [Show Hidden Files]**
(7) Expand Folders as reqyired
(8) You need to double left click or right click each line to reveal additional info
(9) [Non Present Devices] will be denoted by (Light/faded gray print)
** Step 6 will have to be set to [Show Hidden Files] on each opening of [Device Manager] **
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Explore [Device Manager] Folders by expanding & Opening all items related to Printer such as (but not limited to):
1- USB Printer Support
2- USB Mass Storage
3- Lexmark Printer
4- Old installed printer
5- Unknown Devices
6- Problem Devices
Do not concern yourself with [Non Plug & Play Devices] at this time Post back your findings You may see many Instances of Same Entries of Non Present Devices This will show all Failed Uninstalling Attempts and/or Failed Installing Attempts
Most of the [Non Present Devices] are just cluttering up but there are some legitimate ones these are acting as [Place Markers/Holders] for Devices that are [Properly Installed] but are not Connected or Powered On such as Printers and Cameras
This is to prevent PnP from [Finding New Hardware] every time you Turn your Printer ON or when you Connect your Camera [PnP Inhibiter] So the [Wrong Ones] will also prevent PnP from [Finding New Hardware] Which is Your Problem The Trick is to eliminate the Problem One/s
So now you have a [Tool] that will permit you to see what your PC really has Installed Post back what you now are able to see in [Device Manager]- & will try to guide you thru the [Selection Process] of Uninstalling the problem Device/s -
NOTE - (This is just one of the [USB Anomalies] that may cause your problem)
Jack123
Edited by Jack123, 12 November 2005 - 11:57 PM.