HP LaserJet M4345 User Manual

Safety statements
Laser safety
The Center for Devices and Radiological Health (CDRH) of the U.S. Food and Drug Administration
has implemented regulations for laser products  manufactured since August 1, 1976. Compliance is
mandatory for products marketed in the United States. The device is certified as a “Class 1” laser
product under the U.S. Department of Health  and Human Services (DHHS) Radiation Performance
Standard according to the Radiation Control for Health and Safety Act of 1968. Since...

HP LaserJet M4345, HP LaserJet M4345x, HP LaserJet M4345xs, HP LaserJet M4345xm,
laserkirjoitin on käyttäjän kannalta turvallinen luokan 1 laserlaite. Normaalissa käytössä kirjoittimen
suojakotelointi estää lasersäteen pääsyn laitteen ulkopuolelle. Laitteen turvallisuusluokka on
määritetty standardin EN 60825-1 (1994) mukaisesti.
VAROITUS !
Laitteen käyttäminen muulla kuin käyttöohjeessa mainitulla tavalla saattaa altistaa käyttäjän
turvallisuusluokan 1 ylittävälle näkymättömälle lasersäteilylle.
VARNING...

E Working with memory and print servercards
This section explains the memory features of the printer and provides steps for expansion.
●
Overview
●
Adding printer memory
●
Checking DIMM installation
●
Save resources (permanent resources)
●
Enabling memory for Windows
●
Using HPJetdirect print server cards
ENWW 261
 

Overview
Memory is upgradeable by replacing the memory DIMM. DIMMs are available in 32, 48, 64, 128, and
512 MB.
For ordering information, see 
Order parts, accessories, and supplies
NOTE Single inline memory modules (SIMMs) used in previous HPLaserJet printers are not
compatible with the printer.
The printer also has one EIO slot for expanding the printer networking capabilities. The EIO slot can
be used to upgrade the printer with an  additional network connection, such as a wireless print server,...

Adding printer memory
You might want to add more printer memory to the printer if you often print complex graphics, print
PostScript (PS) documents, or use many downloaded fonts. Added memory also gives you more
flexibility in supporting job-storage features, such as quick copying. 
Installing printer memory
CAUTIONStatic electricity can damage DIMMs. When handling DIMMs, either wear an
antistatic wrist strap or frequently touch the  surface of the DIMM antistatic package, then
touch bare metal on the...

5.Remove the DIMM from the antistatic package.
CAUTION To reduce the possibility of damage caused by static electricity, always wear
an electrostatic discharge (ESD) wrist strap or touch the surface of the antistatic package
before handling DIMMs.
6. Hold the DIMM by the edges, and align the  notches on the DIMM with the DIMM slot. (Check
that the locks on each side of the DIMM slot are open.)
264 Appendix E   Working with memory and print server cards ENWW
 

7.Press the DIMM straight into the slot, and press firmly.  Make sure the locks on each side of the
DIMM snap into place.
NOTE To remove a DIMM, first release the locks.
8.Close the formatter-cage door.
9.Replace the formatter cover.
10.Reconnect the interface cable(s).
11. Reconnect the power cord, and  turn the device on.
ENWW Adding printer memory 265
 

Checking DIMM installation
After installing the DIMM, make sure that the installation was successful.
To verify that the DIMM is installed correctly
1.Turn the printer on. Check that the Ready  light is illuminated after the printer has gone through
the startup sequence. If an error message  appears, the DIMM might have been incorrectly
installed. See 
Use information pages .
2. Print a configuration page (see 
Use information pages ).
3. Check the memory section on the configuration page and compare it...

Save resources (permanent resources)
Utilities or jobs that you download to the device sometimes include reso\
urces (for example, fonts,
macros, or patterns). Resources that are internally marked as permanent remain in the device
memory until you turn the device power off.
Use the following guidelines if you use the page description language (PDL) ability to mark resources
as permanent. For technical details, see an appropriate PDL reference for PCL or PS.
● Mark resources as permanent only when it is...

Enabling memory for Windows
1.On the  Start menu, point to  Settings, and click  Printers or Printers and Faxes.
2. Select this printer and select  Properties.
3. On the  Configure  tab, click More.
4. In the  Total Memory  field, type or select the total amount of memory that is now installed.
5. Click  OK.
6. Go to 
Checking DIMM installation .
268 Appendix E   Working with memory and print server cards ENWW