Carriage Unit/Cr Encoder Board/Pw Sensor Board/Head Ffc - Epson Stylus CX4900 Service Manual

EPSON Stylus CX4900/CX4905/CX5000/DX5000/DX5050/CX5900/CX6000/DX6000/DX6050
4.4.20 Carriage Unit/CR Encoder Board/PW Sensor
Board/Head FFC
External view (1)
Spur Gear 30.8
PF Scale
Spacer (4.1x0.5)
Double-
sided Tape
Spur Gear 32.4
Left Side
CR Guide Shaft
Parallel Adjustment
Lever (Left)
C.B.S.(P2) 3x6 F/Zn (7±1kgfcm)
Guide Pin
Figure 4-39. Removing Carriage Unit (1)
DISASSEMBLY/ASSEMBLY
CR Guide Shaft
Torsion Spring
Tabs
Installation Hole
Right Side
Tab
CR Guide Shaft Pressing Spring
Printer Section
Part/Unit that should be removed before removing Carriage Unit/
CR Encoder Board/PW Sensor Board/Head FFC
Document Cover / Panel Unit / Scanner Unit / Housing, Upper / Housing, Lower /
Main Board Unit / CR Guide Frame / CR Motor / CR Scale
Removal procedure
Carriage Unit Removal
Be cautious of the following points.
C A U T I O N
Do not touch PF Scale with bare hands.
Do not damage PF Scale.
1. Remove the PF Scale that is secured to Spur Gear 32.4 with double-sided
tape (x1).
2. Remove Spacer (4.1 x 0.5) that secures Spur Gear 30.8, and remove Spur
Gear 30.8 from the Main Frame.
3. Release CR Guide Shaft Torsion Spring from the tabs (x2,
Frame, and remove CR Guide Shaft Torsion Spring from the Main Frame.
4. Remove the screw (x1, ) that secures the Parallel Adjustment Lever (Left),
and remove the Parallel Adjustment Lever (Left) from Main Frame while
lifting left end of the Carriage Guide Shaft upward.
5. Release the CR Guide Shaft Pressing Spring from the tab (x1,
Frame, and remove the CR Guide Shaft Pressing Spring from the Main
Frame.
Revision A
) of the Main
) of the Main
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