HP (Hewlett-Packard) 3740 Series ユーザーズマニュアル

An error message appears while the Power light is flashing

Read the error message explaining the problem and its solution.
For more information, see

11.9 Power light is flashing

• If the Power light is on, the printer is either printing or ready to print.
• If the Power light is off, the printer is off.
• If the Power light is flashing, see the following information.

1. Power light

What the flashing light means

The Power light can flash for several reasons:

• The printer cover is open.
• The printer is out of paper.
• There is a problem with the printer, such as a

paper jam

or a problem with a

print cartridge.

If an error message appears

Read the error message explaining the problem and its solution.

11.10 Documents print slowly

Several variables can slow the printer's performance.

HP Deskjet 3740 series printer User's Guide