Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
DISASSEMBLY & ASSEMBLY Parts Diagram 113
Confidential
Figure 3-11. Ink System Mechanism 2
Head Cap
(p238)
Printhead
(p232)
IS Unit
(p233)
Ink Selector Assy
(p229)
Switches Photo Black and
Mat Black. Including a
motor for a drive source
and sensors that detects
the condition.
Wiper
(p236)
Cleans the nozzle surface of
the Printhead.
Wiper Cleaner
(p237)
Removes ink attached on
the Wiper.
Decompression Pump
(p254)
Drives the Decompression Pump to
supply ink. This is a unit of a pump and
a motor. By Compressing and
decompressing the air in the unit.