Snow Leopard and Canon MX850

My Canon MX850 network printer does not work with my MacBook Pro and Snow Leopard. (It worked just fine before the upgrade.) I have the latest Canon drivers installed, and I have been able to add the printer through the advanced option using the IP (http) protocol and the printer's network IP address. The printer, however, doesn't print even though my screen says it is. Help, please.

MacBook Pro 17", Mac OS X (10.6.2)

Posted on Jan 8, 2010 10:32 AM

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18 replies

Jan 8, 2010 1:48 PM in response to ZalmanY

Hi there,

You don't add the printer via Advanced - HTTP. This is why it's not working. For the networked MX & MP series, you still add the printer via the Default view. You will see that the 850 appears first as a Bonjour Scanner, but if you wait you will see another 850 appear, this one showing 'canonijnetwork' in the Kind column. Select this one, the Print Using menu will change to the MX850 and then click Add. This queue should now get you printing.

Pahu

Jan 11, 2010 11:42 PM in response to PAHU

I have reset the printing system. I have attempted to re-add the printer, but nothing shows up in Default view (no matter how long I wait). The IJ Network Scanner appears and shows the MAC address, but it is grayed out and there is an exclamation point to the left of the address. Nothing in Apple's literature helps.

Jan 12, 2010 11:51 PM in response to ZalmanY

You should not have to uninstall Parallels. Version 5 was meant to resolve the blocking of the network printer. Also, if you still had Parallels 4, the v10.26.2 driver for the MX850 was meant to resolve the issue with the printer not being seen.

So, here is a link to the v10.26.2.0 driver.

http://support-au.canon.com.au/contents/AU/EN/0100105002.html

Note that the printer and scanner are both added via the Default view. If neither of them is appearing in the Default view, then there is a Terminal command that you can run that will stop the Parallels network services. This will save you having to uninstall and will help us identify if Parallels is a cause.

This is the command you can enter into Terminal.

sudo launchctl stop com.parallels.desktop.launchdaemon

you will be prompted for your password. Enter this and then exit Terminal. Now open Print & Fax, click Add and select Default. Does the MX850 appear as a Bonjour Scanner or printer?

Message was edited by: PAHU

Jan 24, 2010 2:49 PM in response to ZalmanY

Not really sure what you can do from here. I don't have Parallels so I have never encountered this issue.

Canon has posted a MP Driver v1.0 for Network. The description doesn't give too many clues as to what it does but it might be worth trying.

As a last step I would uninstall Parallels, just to see if it is the culprit. If the printer reappears with Parallels removed then at least you have an answer as to why this was not working for you.

Pahu

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Snow Leopard and Canon MX850

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