HP (Hewlett-Packard) 4550 Printer User Manual


 
EN
Chapter 7 145
The following table lists the replacement intervals for printer
consumable items and the control panel messages that prompt you
when to replace each item.
1 Approximate average A4/letter-size page count based on 5% coverage of individual toner colors. Page
counts are only estimations, and usage conditions and print patterns may cause results to vary.
2 Approximate lifes are based on 2,000 pages per month.
3 6,250 color pages or 25,000 black-only pages; based on two-page, A4/letter-sized print jobs. Actual
number of pages will vary depending on individual customer usage. Factors impacting page yield include
color versus black-only printing mix, paper size, typical job length and complexity, and automatic
duplexing.
Consumable Printer message Page count
Approximate
time period
2
Black toner
cartridge
BLACK TONER LOW
or
BLACK TONER OUT
9,000 pages
1
4 months
Cyan toner
cartridge
CYAN TONER LOW
or
CYAN TONER OUT
6,000 pages
1
2.5 months
Magenta toner
cartridge
MAGENTA TONER LOW
or
MAGENTA TONER OUT
6,000 pages
1
2.5 months
Yellow toner
cartridge
YELLOW TONER LOW
or
YELLOW TONER OUT
6,000 pages
1
2.5 months
Drum kit DRUM LIFE OUT
REPLACE KIT
or
WASTE TONER FULL
REPLACE DRUM KIT
6,250 color pages
3
or
25,000 black and white
only pages.
3 months for color
pages, or 12.5 months
for black and white
only pages.
Transfer kit TRANSFER KIT OUT
REPLACE KIT
25,000 color pages, or
100,000 black and
white only pages.
12.5 months for color
pages, or 50 months
for black and white
only pages.
Fuser kit FUSER LIFE OUT
REPLACE KIT
50,000 color pages, or
100,000 black and
white only pages.
25 months for color
pages, or 50 months
for black and white
only pages.