Appendix 3 - Brother HL-3450CN Service Manual

APPENDIX 3.

SHELF LIFE OF EACH CONSUMABLE
Each consumable has its own shelf life as follows. Shelf life varies depending whether the
consumable packaging is open or not.
Consumable
Toner cartridge (all colors)
OPC belt cartridge
Fuser cleaner
NOTE:
*1: The remaining consumable life is 1 year if it is stored for 2 years.
*2: Even though shelf life is one year after unpacking, the consumable life will be less than
one year if it is stored for more than 2 years before unpacking.
*3: The OPC belt cartridge must not be exposed to light after unpacking, if it is then this life is
invalid.
Before unpacking *1
3 years
3 years
N/A
A-7
HL-3450CN SERVICE MANUAL
After unpacking *2
1 year
1 year *3
N/A