burroughs smartsource series Installation And Operation Manual page 51

7. Use a clean section of the cloth, or moisten another lint-free cloth with a small
amount of water. Hold the cloth gently against the cartridge contacts on the bottom
of the cartridge for three seconds. Then, wipe the contacts in one direction only,
sideways, as shown here.
8. With a clean section of the cloth, or another lint-free cloth dampened with a small
amount of water, repeat steps 6 and 7.
9. Allow the cartridge nozzles and contacts to dry completely.
To eliminate any possibility of damage to the cartridge, it is recommended
that the unit be turned off before you insert the cartridge back into the
cartridge housing.
4326 9562-007
Caution
Cleaning the Unit
3-17