My printer flash green then oranfe and again and

Your computer will be showing an error code, probably 4 digits. Also the green and orange lamps will be flashing in a set sequence, ie green flashes 4 times and orange 5 times. the sequence of flashing lights is more accurate than the error code.Please come back and tell us what they are.

try reinstalling the printer driver again

Resetting Ink-Waste Overflow Counter Canon Pixma iP3000, iP4000, iP5000 Printers

1. With the printer plugged in and powered off, press and hold the Resume/Cancel button, then press and hold the Power button. (DO NOT release the buttons. The LED light should be green to indicate that a function is selectable.).
2. While holding the Power button, release the Resume/Cancel button. (DO NOT release the Power button.).
3. While holding the Power button, press the Resume/Cancel button 2 times, and then release both the Power and Resume/Cancel buttons. (Each time the Resume/Cancel button is pressed, the LED lights alternately in orange and green, starting with orange.).
4. When the LED light is green, press the Resume/Cancel button 4 times. (Each time the Resume/Cancel button is pressed, the LED lights alternately in orange and green, starting with orange.).
5. Press the Power button. The LED lights in green, and the reset is performed. (When the operation completes, the printer returns to the menu selection mode automatically.).
6. Press the power button to exit service mode.

Note: if you accidentally press the Resume/Cancel button more than 4 times in step 4 then just press the Resume/Cancel button at least 10 times and the printer will be returned to step 4 automatically

Probably your waste ink counter. Should be cleaned or replaced before resetting but usually you can get away with resetting once.
1. Start with printer OFF
2. Hold down RESUME and then hold down POWER
3. Release RESUME
4. press RESUME twice, then release POWER
5. let green light blink until printhead has finished moving.
6. Select functions below with RESUME, execute with POWER

0 presses - green light - Test Print (exit service for i960)
1 press - orange light - EEPROM info print
2 presses - green light - EEPROM initialise
3 presses - orange light - reset waste ink counter.

This also applies to the i550, i560, i950, i960

Search Results for ORANGE 5 AND GREEN 1 <<Previous 30 results Next>>
1. Power light (or Alarm and Power lights) alternate(s) between orange and green
After long green flash, there are 2 or more alternating orange and green flashes. There may also be a Service Error message on the computer screen. 2. Alarm / Power light flashes orange 11 times consecutively (Automatic Print Head Alignment Error) 3. Alarm / Power light flashes orange 2 times consecutively (Load Paper / Paper Feed Error) 4. Alarm / Power light flashes orange 3 times consecutively (Paper Jam Error / Cover Error) 5. Alarm / Power light flashes orange 4 times consecutively (Out of Ink Error) 6. Alarm / Power light flashes orange 5 times consecutively (Print Head Error)
#1 & #6 seem to be as close as I can find:
here is the page (Below) if you just put the error in the space provided.

http://www.usa.canon.com/consumer/controller?act=ModelInfoAct&tabact=SupportDetailTabAct&fcategoryid=257&modelid=10239

GO ON LINE

CANON PIXMA iP1000 7 FLASHING LIGHTS

ENTER

ROD

turn the printer off by the socket. hold down the on button and keep held down whilst turning on the socket switch. Then press the button next to the on (i don't know what it is called) , so it goes onto orange then again to get to green. now it should stay on green and print. i hope this i useful

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How to Reset Waste Ink Protection Counter Canon Pixma IP8500 Printer

Instructions:
Resetting Waste Ink Counter Canon Pixma IP6000, Canon MP450, Canon Pixma IP8500

1. Turn off the printer.
2. Whilst pressing Resume button also press on POWER.
3. Then Press RESUME button and release POWER.
4. Then Press RESUME button again .
5. Then release all buttons.
6. Led Indicator should be green and stay green.
7. Click RESUME button 4 times if you wish to try again.

Then See Table Below:

Orange - Service test print ONCE - Orange - Service test print.
Green - EEPROM information TWICE - Green - EEPROM information print.
Orange - EEPROM initialization 3 TIMES - Orange - EEPROM initialization.
Green - Waste ink counter resetting 4 TIMES - Green - Waste ink counter resetting
Orange - Destination setting (Press Power then Press Resume 3x) 5 times - Orange - Destination setting (Press Power Press Resume 3x)
Green - Print head deep cleaning 6 TIMES - Green - Print head deep cleaning.
Orange - Green, Orange - Return to menu selection 11-13 TIMES - Orange, Green, Orange - Return to menu selection.
Green - Left margin correction 14 TIMES - Green - Left margin correction.

8. Turn off printer.
9. Restart Printer.
Good Luck!

Tinteiros - Magic Inkjet Flush (Ebay)

Here is the answer to your problem

http://www.usa.canon.com/consumer/controller?act=SuprtKnowledgeBaseAct&fcategoryid=184&modelid=11642