https://answers.yahoo.com/question/index?qid=20080 422085858AAmIgO4
P.S: to Copies, Paper Type, Color Start Copy z bodov 5-7 sa mackaju postupne po jednom (so stlacenym cancel) t.j. tusim ne vsetky 4 naraz. Ja som najprv mackal vsetky 4 naraz a potom sa divil ze preco to nejde :) Uz sa nepamatam robil som to pred 2rokmi naposledy (nepouzivam tlaciaren skoro vobec)Alignment:
1. Turn on the HP PSC 1200 or 1300 series product.
2. Disconnect the USB cable from the all-in-one.
3. Press the sequence of front panel buttons below to start the print cartridge alignment process.
The button-press sequence must be completed within ten seconds. It might take several tries to complete the sequence within ten seconds.
1. Press and hold Cancel .
2. While holding Cancel , press On .
3. When the Check Paper and Check Print Cartridge lights begin to blink simultaneously, release both buttons.
4. Press Cancel again.
5. Press Copies .
6. Press Paper Type .
7. Press Color Start Copy .
The alignment page will begin printing.
If the alignment page does not print, repeat the button-press sequence in this step.
4. When the alignment page has printed, place the page face down on the scanner glass and press Scan .
The alignment is complete when the On light stops blinking.
5. Reconnect the USB cable.