HP Laser Jet 5550

Approximate replacement intervals for supply items
You can identify supply items by their labeling and their blue plastic handles. For instructions
on installing supplies, see the installation guides supplied with each supply item.
The following table lists the approximate replacement intervals and part numbers for printer
supply items and the control panel messages that prompt you when it is time to replace each
item.
Table 4-2. Approximate replacement intervals for supply items
Supply item Printer message Expected life Approximate
time period
1
Part number
Black (K) print
cartridge
REPLACE
BLACK
CARTRIDGE
13,000 pages
2
3.25 months C9730-67901
(see
Table 8-1.
Supplies and
accessories)
Cyan (C) print
cartridge
REPLACE CYAN
CARTRIDGE
12,000 pages
2
3 months C9731-67901
(see
Table 8-1.
Supplies and
accessories)
Magenta (M) print
cartridge
REPLACE
MAGENTA
CARTRIDGE
12,000 pages
2
3 months C9733-67901
(see
Table 8-1.
Supplies and
accessories)
Yellow (Y) print
cartridge
REPLACE
YELLOW
CARTRIDGE
12,000 pages
2
3 months C9732-67901
(see
Table 8-1.
Supplies and
accessories)
Image Transfer
kit (ETB)
REPLACE
TRANSFER KIT
120,000 pages
3
40 months HP Color
LaserJet 5500
models:
RG5-7737-000CN
HP Color
LaserJet 5550
models:
RG5-7137-000CN
(see
Table 8-1.
Supplies and
accessories)
ENWW Approximate replacement intervals for supply items 105