Epson Stylus 1500 Service Manual page 27

Stylus 1500 Service Manual
4. Repeat steps 2 and 3 until the pattern No.4 or 7 is printed.
The adjustments are executed in the following order:
Pattern 1. Uni-D adjustment at 400 cps
Pattern 2. Bi-D adjustment at 100 cps
Pattern 3. Bi-D adjustment at 200 cps
Pattern 4. Bi-D adjustment at 400 cps
*
Pattern 5. Head gap adjustment (for the black and color printheads in the carriage movement direction
at 100 cps)
*
Pattern 6. Head gap adjustment (for the black and color printheads in the carriage movement direction at
200 cps)
*
Pattern 7. Head gap adjustment (for the black and color printheads in the paper feed
direction at 360 dpi.)
* : When the optional color kit is not installed, the pattern 4 is the final pattern and the rest adjustments (pattern 5, 6 and 7)
are not executed.
n Any adjustment value specified is not stored in the EEPROM until the printer is turned off.
n The last adjustment value specified before power-off is stored in the EEPROM..
n Before the whole adjustments are executed, the setting value is not stored in the printer.
5. Turn off the power to exit adjustment mode.
Rev. A
General Description
1-21