HP Color LaserJet CM2320nf User Manual

							
Install a memory DIMM 
CAUTION:Handling a DIMM without wearing a grounded, antistatic device might damage the DIMM.
Touch any metal part of the product or other grounded metal before touching the DIMM.
1. Use the power switch to turn off the product, and then unplug all of the cables and cords connected
to the product.
2.Open the DIMM door.
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3.Remove the DIMM from the antistatic bag it came in, grasping the DIMM on the top edge.
4.With the gold contacts facing upward, insert the DIMM in the DIMM seat and press the DIMM body
in until the metal retaining pins click.
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5.Close the DIMM door.
6.Reconnect all cables and cords, and then use the power switch to turn on the product.
7. Print a configuration page, and then verify that the Memory section shows the new memory amount.
See 
Information pages on page 168.
Clean the product
Clean the paper path
During the printing process, paper, toner, and dust particles can accumulate inside the product. Over
time, this buildup can cause print-quality problems such as toner specks or smearing. This product has
a cleaning mode that can correct and prevent these types of problems.
Specks Smearing
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Clean the paper path from HP ToolboxFXUse HP ToolboxFX to clean the paper path. This is the recommended cleaning method. If you do not
have access to HP ToolboxFX, use the process from the control panel.
1.Make sure that the product is turned on and in the Ready state, and that media is loaded in tray 1
or tray 2.
2. Open HP ToolboxFX, click the product, and then click the  System Settings tab.
3. Click the  Service tab, and then click  Start.
A page feeds through the product slowly. Discard the page when the process is completed.
Clean the paper path from the product control panel If you do not have access to HP ToolboxFX, you can print and use a cleaning page from the product
control panel.
1.Press  Setup.
2. Use the arrow buttons to find the  Service menu, and then press  OK.
3. Use the arrow buttons to find  Cleaning mode, and then press  OK.
4. Load plain letter or A4 paper when you are prompted.
5. Press  OK again to confirm and begin the cleaning process.
A page feeds through the product slowly. Discard the page when the process is completed.
Clean the automatic document feeder (ADF) pickup roller assembly
If the ADF has trouble feeding documents, clean the ADF pickup roller assembly.
1. Turn off the product and unplug the power cord.
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2.Open the ADF cover.
3.Rotate the assembly upward. Wipe it clean and rotate the rollers until the assembly is clean.
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4.Lower the green lever assembly and close the ADF cover.
NOTE: If you are experiencing jams in the ADF, contact HP. See www.hp.com/support/
CM2320series  or the support flyer that came in the product box.
5.Plug in the product, and then turn on the product.
Clean the lid backing
Minor debris can accumulate on the white document lid backing that is located underneath the product
lid.
1.Turn off the product, unplug the power cord, and raise the lid.
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							2.Clean the white document lid backing by using a soft cloth or sponge that has been moistened with 
a mild soap and warm water. Wash the backing gently to loosen debris; do not scrub the backing.
3.Also, clean the scanner strip next to the ADF scanner glass.
4.Dry the backing by using a chamois or soft cloth.
CAUTION:Do not use paper-based wipes because they might scratch the backing.
5.If this does not clean the backing well enough, repeat the previous steps and use isopropyl alcohol
to dampen the cloth or sponge, and then wipe the backing thoroughly with a damp cloth to remove
any residual alcohol.
Clean the scanner glass
Dirty glass, from fingerprints, smudges, hair, and so on, slows down performance and affects the
accuracy of special features such as fit-to-page and copy.
NOTE:If streaks or other defects appear only on copies produced using the automatic document
feeder (ADF), clean the scanner strip (step 3). It is not necessary to clean the scanner glass.
1.Turn off the product, unplug the power cord from the electrical socket, and raise the lid.
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NOTE:  In certain areas of California, air pollution control regulations restrict the use of liquid Isopropyl  
Alcohol (IPA) as a cleaning agent.  In those areas of California, please disregard the previous 
recommendations and use a dry, lint-free cloth.  The cloth may be moistened with water if desired.
 
						

							
2.Clean the glass by using a soft, lint-free cloth or sponge that has been moistened with nonabrasive
glass cleaner.
CAUTION: Do not use abrasives, acetone, benzene, ammonia, ethyl alcohol, or carbon
tetrachloride on any part of the product; these can damage the product. Do not place liquids directly
on the glass. They might seep under it and damage the product.
3. Clean the scanner strip (ADF models only) by using a soft, lint-free cloth or sponge that has been
moistened with nonabrasive glass cleaner..
4.To prevent spotting, dry the glass by using a chamois or cellulose sponge.
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Clean the exterior
Use a soft, damp, lint-free cloth to wipe dust, smudges, and stains off of the exterior of the product.
Firmware updates
Firmware updates and installation instructions for this product are available at www.hp.com/support/
CM2320series. Click Downloads and drivers , click the operating system, and then select the firmware
download for the product.
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