Remedies For Print Quality Troubles When Using Epson Stylus Pro Wt7900/Wt7910 - Epson Stylus Pro 7700 Service Manual

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Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908

3.7.2 Remedies for Print Quality Troubles when Using Epson Stylus Pro WT7900/WT7910

This section provides troubleshooting of print quality troubles classified according to observed symptoms when using Epson Stylus Pro WT7900/WT7910.
3.7.2.1 Usage Environment for ClearProof Film
The usage environment for the Clear Proof Film (CPF) is specified to maintain print
quality. If print quality trouble occurs, check the transportation, storage and usage
environment first, and then move to the troubleshooting procedure.
Transportation and storage environment
Due to the characteristics of the ClearProof Film, the quality problem such as
deterioration of repelling and blocking track occur when the environment exceeds
the following temperature and humidity or the time the printer is left unused.
Condition: 55
, 30%RH (Time limit: 55
°C
-20 to 40
, 5 to 95%RH (Time limit: 40
°C
TROUBLE SHOOTING
x 12 hours)/
°C
x one month)
°C
Remedies for Print Quality Troubles
Usage Environment
Due to the characteristics of the ClearProof Film, the guaranteed usage
environment is limited compare with other media such as PGPP. If printed in a
temperature below 20
, the absorbability of the ClearProof Film becomes lower,
°C
and ink sedimentation or oozing may occur easily.
Temperature: 20 to 25
°C
Humidity: 40 to 60%RH
Humidity (%)
60
PGPP
Guaranteed
usage
environment
40
15
Figure 3-1. CPF Guaranteed usage environment
When storing printed paper, make sure to follow the usage
C A U T I O N
environment to maintain the print quality.
Always keep the paper away from heat, moisture and direct
sunlight to prevent discoloration or uneven color.
Revision I
CPF
Guaranteed
usage
environment
Temperature (°C)
20
25
Confidential
152

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Stylus pro 7900Stylus pro 9900Stylus pro wt7900Stylus pro 7710mStylus pro wt7910

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