Secondary light patterns for Printer Status lights
This section describes the secondary light patterns that you can display when you experience a Attention with Ability to Continue state or an Accessory error. Each of these errors has its own set of secondary light patterns, so a section is included here for each set.
Secondary light patterns provide more information about the more specific type of error that occurred. To understand the secondary light pattern, do one of these steps:
Press and hold 
(GO) and 
(CANCEL JOB) simultaneously. When the secondary light pattern appears, use the appropriate section here to identify the associated error. When you release the buttons, the light pattern for the original error appears again.
View the embedded Web server, which provides a text message that corresponds to the error and its secondary light pattern.
Secondary light patterns for Attention with Ability to Continue state
This section provides the meaning for the secondary light patterns that you can display while you are experiencing an Attention with Ability to Continue state (Attention light is blinking and Go light is on).
Light pattern | Error and recommended action |
20 Insufficient Memory error
Attention light is on. The printer memory is full.
Press 
(GO) to resume printing. If you lose some data, try to free some printer memory by removing any unnecessary fonts, macros, or any data currently in printer memory. If you continue to lose data, you might need to add more printer memory. For a temporary solution, simplify the image by changing to another image type, such as raster.
41.3 Unexpected Size error or 41.x Printer error
The Ready light is on.
Load the correct size of paper. If the correct size is loaded, press 
(GO).
If printing does not resume, open the top cover, remove the imaging drum, and check for a jam inside the printer.
40 Bad Transmission error
The Attention light, Ready light, and Go light are on. Press 
(GO) to try to print a portion of the job.
If the printer is connected to the network, make sure the cable is securely connected between the HP Jetdirect print server card and the network port.
If the printer is directly connected to a computer, the cable between the printer and computer has a
bad connection or the cable is of poor quality. Disconnect the cable and reconnect it. Make sure you are using a
EN | Chapter 4 Problem solving and maintenance 77 |