Ink System Management - Epson STYLUS PRO XL 4004677 Service Manual

Operating Principles

2.4 INK SYSTEM MANAGEMENT

This section explains how the ink system is controlled to protect the printhead and ink supply
system and to ensure high-quality output. Ink system control is composed of the following
operations:
Power On
Cleaning Selection
Micro Absorbing Cleaning
Power Off
Print Start
Refresh
Standby
False Absorbing
Ink Cartridge Replacement
These ink system operations are controlled by the following counters and timers:
Refresh Timer
Flushing Counter
CL Counter K
2-24
Wiping Operation 1
Wiping Operation 2
Rubbing Operation
Disengage On
Disengage Off
Micro Absorbing
Carriage Lock Set
Carriage Lock Reset
Refresh (when loading or ejecting paper)
Forwarding (not described)
Monochrome / Color Head Timer
Ink Level Counter R
Protect Counter
Stylus Pro XL
REV.-A