Epson Stylus SX405 - CR Scale

EPSON Stylus CX7300/CX7400/DX7400/NX200/TX200 series/SX200 series/Stylus CX8300/CX8400/DX8400/NX400/TX400 series/SX400 series Revision C
DISASSEMBLY/ASSEMBLY Disassembling the Printer Mechanism 109
Confidential
4.5.2 CR Scale
 Parts/Components need to be removed in advance
Document Cover/ASF Cover/Scanner Unit/Panel Unit/Upper Housing
 Removal procedure
1. Release the right end of the CR Scale from the hook.
2. Pull out the CR Scale through the slit of the CR Encoder Sensor.
Figure 4-37. Removing the CR Scale (1)
 Install the Sub FFC Guide following the steps below.
1. Insert the blade (x1) of the Sub FFC Guide between the
ribs (x2) of the CR Unit.
2. Insert the rib (x1) of the Sub FFC Guide into the cutout
(x1) of the CR Unit.
3. Press down the Sub FFC Guide to secure it.
Figure 4-36. Installing the Sub FFC Guide
 Tighten the screws in the order given in Figure 4-34.
 Insert the Holder Board Assy vertically into the CR Unit so as
not to put the Holder Board Assy on the rib of the Printhead.
A D J U S T M E N T
R E Q U I R E D
Whenever the Printhead is removed/replaced, the required
adjustments must be carried out.
• Chapter 5 “ ADJUSTMENT” (p.141)
Sub FFC Guide
Rib
Cutout
Blade
Rib
C A U T I O N
Pay attention to the following instructions:
 Do not touch the CR Scale with bare hands.
 Do not damage the CR Scale.
 Do not stretch Extension Spring 3.289 too much.
CR Scale
Hook
CR Scale
Slit of CR Encoder Sensor