DRUM SECTION
THEORY OF OPERATION
GR3770 2 - 2
2. INK BOTTLE DETECTING SYSTEM
Ink Bottle SWs 1/2/3 as well as Ink Bottle SW-HD detects if an ink bottle appropriate for the drum has been set in
position.
* If Ink Bottle SW has not been pushed, “INSTALL INK CARTRIDGE” message is displayed.
* If Ink Bottle SW has been pushed in wrong combination, “WRONG-TYPE INK CARTRIDGE INSTALLED”
message is displayed.
Ink bottle SW
Ink bottle SW-HD
Normal bottle HD bottle
ON
Test Mode No.55 Bottle set SW1
No.56 Bottle set SW2
No.57 Bottle set SW3
No.17 Bottle set SW-HD