HP 4600 Service Manual - Page 193

Table 6-2 Approximate replacement intervals for supply items (continued) Image fuser kit REPLACE FUSER KIT 150,000 pages 3 50 months Replacing the fuser For part numbers, see Supplies and accessories in chapter 8. 1 Approximate life expectancies based on 3,000 pages per month. 2 The approximate average A4/Letter-size page count is based on 5% coverage of individual colors. Page counts are only estimations; usage conditions and print patterns cause results to vary. 3 Page counts are only estimations; usage conditions and print patterns cause results to vary. CAUTION The Hewlett-Packard Company recommends the use of HP products in this printer. Use of non-HP products can cause problems that require service that is not covered by the Hewlett-Packard Company warranty or service agreements. Print cartridges and ETB It is recommended that you remove the print cartridges and ETB when servicing internal printer components. Place the print cartridges and ETB in a safe place while they are out of the printer. To avoid damaging the print cartridges, do not expose them to direct bright light. CAUTION Grasp the print cartridges by the blue handles to avoid accidentally touching the photosensitive drum inside each cartridge. CAUTION Do not place any items on the ETB. If the belt is punctured or otherwise damaged, print quality problems will result. Avoid touching the belt surface. Skin oils can cause print quality problems. For instructions about removing the print cartridges, see chapter 4. For instructions about removing the ETB, see chapter 4. ENWW Supplies 177