HP CP2020
Menu
map
Print a menu map
1. Press OK to open the menus.
2. Use the arrow buttons to navigate to the Reports submenu, and then press OK.
3. Use the arrow buttons to navigate to the Menu structure submenu, and then press OK to print the menu structure.
4. Press X to exit the menus.
Print a menu map
1. Press OK to open the menus.
2. Use the arrow buttons to navigate to the Reports submenu, and then press OK.
3. Use the arrow buttons to navigate to the Menu structure submenu, and then press OK to print the menu structure.
4. Press X to exit the menus.
Power-on
checks
When you turn on the product, if it does not make any sound or if the control-panel display is blank, check the following items:
# Verify that the product is plugged directly into an active electrical outlet that has the correct voltage. Do not plug the product into a surge protector or power strip.
# Verify that the power button is in the on position.
# Verify that the formatter is seated correctly.
# Remove any HP Jetdirect or other devices, and then try to turn the product on again.
# Ensure that the control-panel display is connected.
# Check the two fuses on the power supply.
# If necessary, replace the power supply.
# If necessary, replace the DC controller.
When you turn on the product, if it does not make any sound or if the control-panel display is blank, check the following items:
# Verify that the product is plugged directly into an active electrical outlet that has the correct voltage. Do not plug the product into a surge protector or power strip.
# Verify that the power button is in the on position.
# Verify that the formatter is seated correctly.
# Remove any HP Jetdirect or other devices, and then try to turn the product on again.
# Ensure that the control-panel display is connected.
# Check the two fuses on the power supply.
# If necessary, replace the power supply.
# If necessary, replace the DC controller.
Control-panel
messages
49
Error Turn off then on
The product experienced an internal error.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
51.XX
Error Turn off then on
The product has experienced an internal hardware error.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
54.XX
Error Turn off then on
The product has experienced an error with one of the
internal sensors.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
55.X
Error Turn off then on
The product has experienced an internal error.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the
product directly into the wall socket. Turn the product on.
59.X
Error Turn off then on
The product has experienced a problem with one of the
motors.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
79
Error Turn off then on
The product has experienced an internal firmware error.
Turn the product off, wait at least 30 seconds, and then
turn the product on and wait for it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
79
Service error Turn off then on
An incompatible DIMM is installed.
1. Turn the product off.
2. Install a DIMM that the product supports.
3. Turn the product on.
1. Turn the product off.
2. Install a DIMM that the product supports.
3. Turn the product on.
<Color>
in wrong position
A print cartridge is installed in the incorrect slot.
Ensure that each print cartridge is in the correct slot. From back to front, the print cartridges are installed in this order: yellow, magenta, cyan, black.
Ensure that each print cartridge is in the correct slot. From back to front, the print cartridges are installed in this order: yellow, magenta, cyan, black.
Device error Press [OK]
An internal error occurred. Press OK to resume the job.
Fuser
Error Turn off then on
The product has experienced an error with the fuser.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
Turn off the product, wait at least 25 minutes, and then turn on the product.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
Turn the product off, wait at least 30 seconds, and then turn the product on and wait for it to initialize.
Turn off the product, wait at least 25 minutes, and then turn on the product.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product on.
Memory
is low Press [OK]
The product memory is almost full.
Press OK to finish the job, or press X to cancel the job. Break the job into smaller jobs that contain fewer pages.
Press OK to finish the job, or press X to cancel the job. Break the job into smaller jobs that contain fewer pages.
Clear
jams
Common causes of jams
Common causes of jams
Cause
|
Solution
|
The
paper length and width guides are not adjusted correctly.
|
Adjust
the guides so they are against the paper stack.
|
The
media does not meet specifications.
|
Use
only media that meets HP specifications. See
Do not use media that has been previously printed on or copied. |
You
are using media that has already passed through a printer or copier.
An input tray is loaded incorrectly. |
Remove
any excess media from the input tray. Ensure that the stack is below the
maximum stack height mark in the tray.
|
The
media is skewed.
|
The
tray guides are not adjusted correctly. Adjust them so they hold the stack
firmly in place without bending it.
|
The
media is binding or sticking together.
|
Remove
the media, flex it, rotate it 180°, or flip it over. Reload the media into
the input tray.
NOTE: Do not fan paper. Fanning can create static electricity, which can cause paper to stick together. |
The
media is removed before it settles into the output bin.
|
Wait
until the page completely settles in the output bin before removing it.
|
The
media is in poor condition.
|
Replace
the media.
|
The
internal rollers from the tray are not picking up the media.
|
Remove
the top sheet of media. If the media is heavier than 176 g/m2 (47 lb), it
might not be picked from the tray.
|
The
media has rough or jagged edges.
|
Replace
the media.
|
The
media is perforated or embossed.
|
Perforated
or embossed media does not separate easily. Load sheets one at a time.
|
Media
was not stored correctly.
|
Replace
the media in the trays. HP recommends that media should be stored in the original
packaging in a controlled environment.
|
Change
Jam Recovery setting
When the Jam Recovery feature is turned on, the product reprints pages that are damaged during a jam.
Use HP ToolboxFX to turn on the Jam Recovery feature.
1. Open HP ToolboxFX.
2. Click the Device Settings folder, and then click System Setup.
3. Next to Jam Recovery, select On from the drop-down list.
When the Jam Recovery feature is turned on, the product reprints pages that are damaged during a jam.
Use HP ToolboxFX to turn on the Jam Recovery feature.
1. Open HP ToolboxFX.
2. Click the Device Settings folder, and then click System Setup.
3. Next to Jam Recovery, select On from the drop-down list.
Solve
connectivity problems
Solve direct-connection problems
If the product is experiencing connection issues while directly connected to a computer, complete the following steps:
1. Ensure that USB cable is no longer than 5 meters (16.5 feet).
2. Ensure that both ends of the USB cable are connected.
3. Ensure that the cable is a USB 2.0 Hi-Speed-certified cable.
4. If the error persists, use a different USB cable
Solve direct-connection problems
If the product is experiencing connection issues while directly connected to a computer, complete the following steps:
1. Ensure that USB cable is no longer than 5 meters (16.5 feet).
2. Ensure that both ends of the USB cable are connected.
3. Ensure that the cable is a USB 2.0 Hi-Speed-certified cable.
4. If the error persists, use a different USB cable
Service
mode functions
Service menu
Use the control-panel Service menu to troubleshoot device problems.
Service menu settings
The Service menu is used to calibrate, restore factory default settings, and clean the print paper path. The following Service menu items are available:
# Restore defaults — used to reset all customer-accessible menu settings back to the factory default settings (except language) using the control panel or software
NOTE: This service menu item does not reset factory-settable settings, including formatter number, page counts, factory paper settings, language, and so on.
# PowerSave — used to configure the amount of idle time before the engine enters sleep mode
# Cleaning mode — used to remove dust and toner from the print paper path
Service menu
Use the control-panel Service menu to troubleshoot device problems.
Service menu settings
The Service menu is used to calibrate, restore factory default settings, and clean the print paper path. The following Service menu items are available:
# Restore defaults — used to reset all customer-accessible menu settings back to the factory default settings (except language) using the control panel or software
NOTE: This service menu item does not reset factory-settable settings, including formatter number, page counts, factory paper settings, language, and so on.
# PowerSave — used to configure the amount of idle time before the engine enters sleep mode
# Cleaning mode — used to remove dust and toner from the print paper path
Restore
the factory-set defaults
1. Press OK to open the menus.
2. Use the Left arrow or the Right arrow button to select Service, and then press OK.
3. Use the Left arrow or the Right arrow button to select Restore defaults, and then press OK.
The product automatically restarts.
1. Press OK to open the menus.
2. Use the Left arrow or the Right arrow button to select Service, and then press OK.
3. Use the Left arrow or the Right arrow button to select Restore defaults, and then press OK.
The product automatically restarts.
Secondary
service menu
Use the secondary service menu to print service-related reports and to run special tests. Customers do not have access to this menu. Open the secondary service menu
1. Ensure the product is in the Ready state.
2. Press OK to open the menus.
3. Simultaneously press Left arrow and OK to open the secondary service menu.
4. Press the Left arrow and the Right arrow to navigate through the menu.
Use the secondary service menu to print service-related reports and to run special tests. Customers do not have access to this menu. Open the secondary service menu
1. Ensure the product is in the Ready state.
2. Press OK to open the menus.
3. Simultaneously press Left arrow and OK to open the secondary service menu.
4. Press the Left arrow and the Right arrow to navigate through the menu.
Display
test
Use this test to verify that the LEDs and characters on
the control-panel display function correctly. At the beginning of the test,
each of the LEDs illuminates one-at-time. Press OK to continue to the next LED.
After the LED test is complete, the character test begins by testing the pixels
on each line. Then, each of the 255 characters displays in groups of 16. Press OK
to continue to the next group of 16 characters. You can cancel the test at any
time by pressing X.
Cold
reset
The traditional cold reset function found in other HP LaserJet products is not supported for this product. The equivalent function is the Restore defaults option in the HP ToolboxFX or the Service menu. A cold reset unlocks menus that have been previously locked and resets all control-panel menu items to the factory defaults. It does not reset the serial number and the page counts.
The traditional cold reset function found in other HP LaserJet products is not supported for this product. The equivalent function is the Restore defaults option in the HP ToolboxFX or the Service menu. A cold reset unlocks menus that have been previously locked and resets all control-panel menu items to the factory defaults. It does not reset the serial number and the page counts.
NVRAM
initialization
1. Turn the product off.
2. Simultaneously press the Right arrow button and the X button. Keep these buttons depressed as you turn the product on.
3. When Permanent storage init. appears on the display, release both buttons.
4. When the product has finished the NVRAM initialization, it returns to the Ready state.
1. Turn the product off.
2. Simultaneously press the Right arrow button and the X button. Keep these buttons depressed as you turn the product on.
3. When Permanent storage init. appears on the display, release both buttons.
4. When the product has finished the NVRAM initialization, it returns to the Ready state.
