Roland VersaCamm VS-640 Service Notes page 282

Installing the Ink Cartridges
Gently shake the ink cartridges before inserting them to the slots.
Dummy cartridges
(Cleaning the heads : approx. 60 minutes)
Using 2 pcs of cleaning cartirdges and dummy cartridges,
insert and remove them several times in the order of the slots
from 1 and 2 to 7 and 8.
!! IMPORTANT !!
When the message "EMPTY DRAIN BOTTLE" appears, be sure to discard. If not discarded at this step, the
discharged ink will overflow.
If it is hard to remove the dummy cartridges, use the
retainer.
If you attempt to remove them strongly by hand,the
dummy cartridge may be shaved and its scraps may
enter the ink line.
Installing the Blade
Network Settings
Bidirectional Adjustment
Perform Bidirectional Adjustment from service menu using PET-G. The default bidirectional adjustment values
for VS-640/540/420/300 may be off from the appropriate value.
Cleaning cartridges
(Ink filling : approx.10 minutes )
First, insert the MAX cartridges into slots 7 and 8. Insert
dummy cartridges into the rest of slots. Then, insert the MAX
cartridges into slots 1 to 6.
IP address of PC
IP address of VS-640/540/420/300
7-5
MAX ink cartridges
Retainer