Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
ADJUSTMENT Other Printer Checks and Adjustments 400
Confidential
Decompression pump unit
1. Select [Decompression Pump Encoder].
2. Rotate the scale of the Decompression Pump manually.
Confirm that the value of the Decompression Pump displayed on the panel is changed
by the rotation of the scale of the decompression pump unit.
Repaired Part Procedure Confirmation Method