HT4356: AirPrint BasicsLearn about AirPrint Basics
Currently Being ModeratedNov 30, 2012 2:48 PM (in response to SimonG1)
see this discussion http://discussions.apple.com/thread/4558211?tstart=0
Currently Being ModeratedDec 1, 2012 4:30 AM (in response to razmee209)
The Color LaserJet CP1525 support Airprint, however require the latest firmware to enable the feature.
Ensure the printer connected to the same network as your iPhone, be sure to update the firmware via your computer and then check for any change:
If you still see any issue please clarify your router brand and model.