Epson L120, Руководство по обслуживанию

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L120 Revision A
Disassembly/Reassembly Detailed Disassembly/Reassembly Procedure for each Part/Unit 34
Confidential
2.3 Detailed Disassembly/Reassembly Procedure for each Part/Unit
Housing Upper Assy
Release the hooks shown above when removing the Housing Upper Assy.
 When installing the Housing Upper Assy, take care not to let the Ink Supply Tank Tube Assy get pinched.
 Tighten the screws in the order indicated in the figure above.
Top
Housing Upper Assy
C.B.P-TITE SCREW 3x10 F/ZN-3C (6 ± 1 kgf·cm)
Right side
Bottom
Hook
Right side
Ink Supply
Tank Tube Assy
Do not pinch.
CR Scale
 Attach the CR Scale to the hook on the left of the Main Frame
with the black triangle mark upward.
 Make sure to put the CR Scale through the slit of the CR
Encoder Sensor.
Black triangle mark
Slit of CR Encoder Sensor
CR Unit
Extension spring
CR Scale
PS Unit
Be careful not to damage the rib of the Frame Base when widen the
rib to release the hook of the PS Unit.
When removing the PS Unit, follow the procedure below.
1. Using a precision screwdriver or the like, widen the rib of the
Frame Base to release the hook of the PS Unit.
2. Remove the PS Unit from the Frame Base in the direction of
the arrow while releasing the rib of the PS Unit.
3. Disconnect the PS Unit cable from the connector on the PS
Unit and remove the PS Unit.
PS Unit
Hook
Rib
Bottom
Widen this rib to release the hook of PS Unit.
Waste Ink Pad Assy
When installing the Waste Ink Pad Assy, follow the procedure
below.
1. Place the Waste Ink Pad Assy under the Frame Base.
2. Slide the Waste Ink Pad Assy in the direction of the arrow to
align the hole of the Waste Ink Pad Assy with the hook of the
Frame Base.
3. Confirm the following first, and then tighten the screw to
secure the Waste Ink Pad Assy.
• The rib of the Waste Ink Pad Assy is correctly inserted into
the hole of the Frame Base.
• The Waste Ink Pad Assy is secured firmly with the hook of
the Frame Base.
C.B.P-TITE SCREW 3x10 F/ZN-3C (6 ± 1 kgf·cm)
Hook and hole
Frame Base
Waste Ink Pad Assy
Bottom
Waste Ink Pad Assy
Rear
Rib and hole
Main Board Assy
 Install the Main Board Assy with the PE Sensor Lever to the
rear. After installing the Main Board Assy, make sure the lever
part of the PE Sensor Lever is aligned with the slit of the PE
Sensor.
 Tighten the screws in the order indicated in the figure above.
PE Sensor Lever
Main Board Assy PE Sensor
1
2
3
EJ Roller Gear
The rib on the contact point of the EJ Roller Gear with the EJ
Roller is deformed when removing the EJ Roller Gear. Therefore,
make sure to replace it with a new one when removing it in order to
maintain the paper feed accuracy.
EJ Roller Gear
Can not be reused because the rib
of the EJ Roller Gear is deformed
once removed from the EJ Roller.
PF Grounding Spring
When installing the PF Grounding Spring, follow the procedure below.
1. From the left side of the printer, insert the spring leg A of the
PF Grounding Spring into the hole of the Frame Base.
2. Insert the spring leg B of the PF Grounding Spring into the
groove of the Frame Base.
3. Attach the spring leg B of the PF Grounding Spring to the
cutout of the Main Frame to install the PF Grounding Spring.
Insert spring leg
A into groove.
PF Grounding
Spring
Left
Main Frame
Spring leg B
Cutout
PF Grounding
Spring
Spring leg B
Spring leg A
Frame Base
Assy
Hole