To remove the densitometer

Note Turn the printer off, wait five seconds, and then unplug the printer. 1 Open the drum drawer (top drawer) until it stops and remove the imaging drum, protecting it from light. CAUTION Exposure to light for more than 15 seconds can seriously damage the imaging drum. 2 Remove the two screws on the densitometer as shown in callout 1, Figure 6-24, and move the assembly slightly to the rear. 3 Use a small, flat-blade screwdriver to release the tab shown in callout 2, Figure 6-24, and remove the...

Alphabetical parts list

CAUTION Two versions of the HP Color LaserJet 4500 series printers are available. Before ordering parts, you will need to identify which printer version you are servicing. For more information, see page 357. Parts for printer s n xxG and below Parts for printer s n xxH and above Parts for printer s n xxG and below Parts for printer s n xxH and above Parts for printer s n xxG and below Parts for printer s n xxH and above Parts for printer s n xxG and below Parts for printer s n xxH and above...

Toner carousel

The toner carousel holds the printer's four toner cartridges K (black), M (magenta), C (cyan), and Y (yellow). The carousel motor (M3) rotates the carousel and the toner cartridge motor (M5) provides the drive for the positioning cam and the developer sleeve. The carousel contains three sensors developing carousel position sensor (PS10), toner cartridge contact separation sensor (PS11), and the toner level sensor (PS12). These sensors as well as the detailed operation of the carousel assembly...

Toremove the control panel

2 Open the ITB drawer (middle drawer). 3 Remove the black self-tapping screw as shown in Figure 6-11. 4 Pull the bottom of the control panel out to clear the alignment pin. 5 Lift the control panel up to access the cable. Figure 6-11 Control panel removal and replacement Figure 6-11 Control panel removal and replacement

To remove the ITB drawer middle drawer

1 Pull the ITB drawer (middle drawer) completely out until it stops. 2 Remove the intermediate transfer belt (ITB). 3 Lift up on the drawer, clearing the first set of guide wheels from the guide rail (Figure 6-10). Pull the guide rails until the next set of guide wheels stop, and then lift to clear the second set of guide wheels from the guide rails. Figure 6-10 ITB drawer (middle drawer) removal and replacement Figure 6-10 ITB drawer (middle drawer) removal and replacement

To remove the drum drawer top drawer cover

CAUTION Two versions of the HP Color LaserJet 4500 series printers are available. To identify which printer version you are servicing, see page 146. 1 Open the drum drawer (top drawer) and remove the imaging drum, protecting it from light. CAUTION Exposure to light for more than 15 seconds can seriously damage the imaging drum. 2 Remove the two screws in the newer version printers (callout 1) or four screws in the older version printers (callout 2) from the inside of the drawer cover. 3 Reach...

Customizing color output through printer drivers

The printer driver, which is installed with your printer software, enables your software applications to use the features of the printer. It also gives you customized control of color text, graphics, and photos. The method of accessing your printer driver depends on your computer's operating system. For specific instructions on accessing printer drivers, see the printer driver's Readme file, which is included on the printing system CD-ROM. The following color control features are available only...

Numerical parts list

Two versions of the HP Color LaserJet 4500 series printers are available. The following list contains part numbers for both versions of the printer. CAUTION Before ordering parts, you will need to identify which printer version you are servicing. For more information, see page 357. Sensor (PS6), fusing unit pressure release Sensor (PS4), multi-purpose tray paper

Consumables accessories and supplies

The items listed in Table 8-1 are available through your local authorized HP dealer. To find a dealer near you (or if your local dealer is temporarily out of stock), call the HP Customer Information Center at (800) 752-0900. Note See page 355 for documentation part numbers. Consumable parts and accessories are available directly from Hewlett-Packard at the following numbers Canada (800) 387-3154, (Toronto) (416) 671-8383 United Kingdom 0734-441212 Contact your local HP Parts Coordinator for...

Numerical printer error messages

Table 7-3 Numerical printer error messages 13.XX PAPER JAM Refer to the paper jam troubleshooting section for the complete details about locating paper jams see page 255 . 5 Jam in duplex paper feed area or ITB drawer 6 Jam in duplex paper feed area or ITB drawer 7 Jam in paper feed area or ITB drawer 9 Irregular paper jam in paper path 10 Paper in the paper path is too short 11 Paper in the paper path is too long see page 1-22 for complete details Note the location of the leading edge of the...

Chapter contents

Printer Model and serial Power and regulatory Site Space Electrical Environmental Consumable storage Printer Printer Media Selecting print Media Supported media weights and sizes 15 Non-supported Printing on special Environmental Product Stewardship Program 22 Regulatory FCC Canadian DOC VCCI statement Korean EMI Declaration of Safety information Laser safety Material Safety Data Sheet 28 Toner Laser statement for The HP LaserJet 4500 printer family pictured in Figure 1-1 has three The HP...

Model and serial numbers

The model number and serial numbers are listed on identification labels located on the rear of the printer. The model number is alphanumeric, such as C4084A for the HP Color LaserJet 4500. The serial number contains information about the country of origin the printer version production code and the production number of the printer see Figure 1-2 . For information on determining the version of printer you are servicing, see page 146. Figure 1-2 Serial number information Note Two versions of the...