Head Pg Adjustment - Epson Stylus Pro 7710 Service Manual

Epson Stylus Pro 7700/7710/7900/7910/9700/9710/9900/9910

5.3.3 Head PG Adjustment

This is to adjust the gap between the Printhead and the platen.
REQUIRED TOOLS
PG Height Adjustment Jig (1.65/1.75)
Metal Ruler
STANDARD VALUE
1.55 pass
1.65 stop
PROCEDURE
1. Turn the printer ON in the Serviceman Mode.
Turn the power ON while pressing [Menu
simultaneously.
2. When any paper is loaded, remove it.
NOTE: A paper out error occurs at this time, but the adjustment can be
continued.
→
3. Select SELF TESTING Mecha Adjustment
4. Press [OK] while [Enter] Un Cap
The carriage unit will be unlocked.
<Checks and adjustments on the right side of the Platen>
5. Open the Front Cover (Middle).
6. See Figure 5-18 and secure the ruler on the Platen with the double-sided tape.
7. Place the jig on the ruler.
NOTE: Make sure to set the Ruler and the jig on the position A as shown in
Figure 5-18.
ADJUSTMENT
] + [Paper Feed ] + [OK]
→
PG Adj.
is displayed.
<To check the left side of the Carriage>
L
<To check the right side of the Carriage>
CR Related Adjustment
<Epson Stylus Pro 9900/9910>
<Epson Stylus Pro 7900/7910>
R
Figure 5-18. Position of the Adjustment jig
Revision D
Jig
301