Laser printer I need updated drivers. Tried a reinstall with the disc that came with the printer.

You need to update the drivers for your printer, when updating your laptop you must also update your drivers.

You need to update the driver of your printer. First, try to reinstall everything like the software and driver that came with your device. If that doesn't work, updating the driver will fix your problem.

Reinstall the Drivers for the Printer
Which will solve the problem

Download updated Driver Laser jet 4500


Uninstall and reinstall software Drivers will work

or

Open device manager - and Update drivers from there

change driver for hp c7200 BT

There are apparently incompatibilities between some Xerox drivers and the security-improved Snow Leopard. It seems that many pieces of software (and drivers) relied on not-so-clean techniques to cut corners while operating. These techniques are no longer allowed by Snow Leopard (the same problem afflicts XP SP3, Vista and Seven).

This article lists several problems, explanation and (perhaps) fixes:

http://www.ucalgary.ca/it/news/4366

Meanwhile, Apple is working to some workarounds too (there is an update linked in the article which may be of interest to you).

If ink is ok , then you may need to reinstall printer drivers.

Unplug printer USB.
Go to control panel>>Installed printers and delete existing printer installation.
Reinstall printer driver software using printer CD.

I don't understand why my approach worked, but it did. Having tried all of the reasonable and obvious things, I downloaded an update of the Canon toolbox, which has to do with scanner operations rather than printing. Still, once I did this, I was able to use the MF4100 laser printer with my new computer.

Faith

try to reinstall driver from support.dell.com drivers and downloads website.

If is problem when printing, reinstall drivers.
Also replace toner.
Check settings under driver-RAM Disc ON,ammount of RAM DISC must be same as amount of ram disc which is under settings in copier control panel.Ram Disc must be on.

You can download the drivers & software from the link below: http://www.usa.canon.com/consumer/controller?act=ModelInfoAct&tabact=DownloadDetailTabAct&fcategoryid=357&modelid=10237 Choose the Drivers / Software red link & select which operating system you need the driver for. You can also download the "EasyPhoto" software & the manual if you need it. Please update the question & let us know if the information given was useful to you - Good Luck!