Epson Stylus CX4900 Service Manual page 138

EPSON Stylus CX4900/CX4905/CX5000/DX5000/DX5050/CX5900/CX6000/DX6000/DX6050
The assembled accuracy of each part composed of Printer
mechanism is based on Housing Lower.
To ensure the assembled accuracy, you have to control the
assembled standard position of main frame against X/Y/Z-axis
direction as the following figure.
[X-axis direction]
Confirm that Printer Mechanism is properly placed in the
channel of Housing Lower and that there is no gap.
[Y-axis direction]
Confirm that Printer Mechanism is properly placed in the
channel of Housing Lower and that there is no gap.
[Z-axis direction]
Align the positioning hole (x1) of Printer Mechanism with the
guide pin (x1) of Housing Lower, and confirm that there is no
gap.
Figure 4-17. Assembled Standard Position of Main Unit
DISASSEMBLY/ASSEMBLY
X axis: 4 points
Y axis: 1 point
Z axis: 1 point
Printer Section
Revision A
138