Epson Stylus 820 Service Manual page 97

Troubleshooting
5.5.1.4 Does the Head angle correct?
This section describes either the head angle condition is correct or not. Refer to Section 4.1.3 in the acrual
adjustment.
[Step 1] Perform the head angle adjustment. (Refer to Section 4.1.3.)
Note: If the head angle condition is wrong, white or color banding problem will be appeared on the
graphic pattern.
5.5.1.5 Perform the initila ink charge with the program
A clogged nozzle will be recovered with a large quantity of an ink by performing the initial ink charge
operation.
[Step 1] Perform the Step 1 to Step 7 in the Section 5.5.1.1.
[Step 2] Press either the option 1 or option 2 depending on the print heads, then the next message ("Now
Ink discharge") appears on the display.
Note 1: Select a correct option with referring the current print head unit.
Note 2: There is a EEPROM all reset routine in the end of this option, so that, it is necessary to replace the
waste ink drain pad if you perform this initial ink charge operation.
5.5.1.6 Replace to new ink cartridge
It is necessary to replace the print head unit if you can not recover a alogged nozzle by performing the initial
ink charge, CL operation and replacing the new ink cartridge.
If you replace to new ink cartridge, do not re-use a removed ink cartridge again.
5-12
Stylus Color IIs / Stylus 820
Rev. A