Epson 4880 C Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Introductory Information 2014.1  Introductory InformationThis chapter describes disassembly/reassembly steps for the Stylus Pro 4400/
4450/4800/4880/4880C.
When no special instructions are given, reassembly is done by reversing the 
order for disassembly steps.
†WARNING
Dangers that could cause injury or death are described after the 
WARNING symbol.
†CAUTION
Items that need prior attention during disassembly/reassembly steps are...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Introductory Information 202

•Wear gloves while performing disassembly/
reassembly to prevent accidental cuts.
•If ink contacts the eyes, rinse eyes with clean water 
and consult a physician.
•If ink contacts the skin, wash with soap and water. 
Consult a physician if the skin becomes inflamed.
•A lithium battery is installed on the MAIN Board. 
Prevent damage by following the cautions below when 
handling the MAIN board....

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Introductory Information 203Figure 4-1. Directional View of the Printer
4.1.2  ToolsTools needed for disassembly/reassembly of the Stylus Pro 4400/4450/4800/
4880/4880C are shown below.Note  *  : xx letters differ for each cartridge.
Rear (back side)
Right
LeftTop
BottomFront
Table 4-1. Required Tools
Name
Part Code
Note
(+) Phillips screwdriver #1 Commercial Tool –
(+) Phillips screwdriver #2 Commercial Tool Shaft length of 250mm...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Introductory Information 2044.1.3  ScrewsScrews used on the Stylus Pro 4400/4450/4800/4880/4880C are shown below.
Table 4-2. Screws
Name
Color
Type
Decorative Screw White Special screw
C.B.S. 3x6 Silver (+) Bind S-tight
C.B.S. 3x6 Silver (+) Bind S-tight
C.C.P. 4x10 Silver (+) Cup P-tight
C.B.P. 3x8 Silver (+) Bind P-tight
C.B.S. (O) 3x6 Silver (+) Bind S-tight with outside toothed lock washers
C.B.S. (O) 3x6 Silver (+) Bind...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Introductory Information 2054.1.4  Difference Between 8-color And 4-color Models In Disassembly/AssemblyThe Stylus Pro 4800/4880/4880C (8-color model) and Stylus Pro 4400/4450 (4-color model) are equipped with different units or parts depending on how many 
cartridges can be installed.
This chapter describes based on the 8-color model. When disassembling/assembling a 4-color model, refer to the table below to make sure the...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 2064.2  Disassembly Procedures
„Because this printer is assembled with precise 
measurements in 1/100mm units, disassembly of the 
frame and defined components is prohibited. 
Disassembly/reassembly is limited to parts whose part 
numbers are shown in the Parts List of Chapter 7. 
(Disassembly of parts other than those listed could 
result in problems that cannot be repaired except at the 
factory.)...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 2074.2.1  Basic Operations4.2.1.1  Release of the Transport Retaining Lever1. Open Cover, Printer. (Refer to Figure 4-2.)
2. Grasp and pull the Transport Retaining Lever (green) located on the left 
side of the Carriage Unit to release the locked condition of the Carriage 
Unit. (Refer to Figure 4-3.)
3. Close Cover, Printer.
Figure 4-2. Open Cover, Printer
Figure 4-3. Print Head Lock Release
Be sure to...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 2084.2.1.2  Carriage Unit Lock Release/Lock Set MethodCARRIAGE UNIT LOCK RELEASE
1. Open Cover, Printer.
2. Push in Holder, Solenoid to release carriage lock.
(Refer to Figure 4-4.)CARRIAGE UNIT LOCK SET
1. Move Carriage Unit to the right until you hear a clicking sound to lock the 
Carriage Unit. (Refer to Figure 4-5.)Figure 4-4. Carriage Unit Lock Release
Figure 4-5. Carriage Unit Lock Set
Holder, Solenoid 

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 2094.2.2  Consumable Parts/ASF Cassette Removal4.2.2.1  Ink Cartridges1. Open Cover, I/H, Left (Right). (Refer to Figure 4-6.)
2. Lift IC, Lock Lever, Knob, Left (Right) to release Ink Cartridge lock. 
(Refer to Figure 4-6.)
3. Remove the eight Ink Cartridges from the eight Cartridge Slots. 
(Refer to Figure 4-7.)
Figure 4-6. Ink Cartridge Lock Release
Figure 4-7. Ink Cartridge Removal
„Do not touch...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 2104.2.2.2  Maintenance Tank (Porous Pad Assy., Ink Eject)1. Insert the fingers of your right hand into the hole of the Maintenance Tank 
and pull while pressing against the lower part of the ink cartridge storage 
box with your right thumb.
2. With attention not to tilt the Maintenance Tank in any direction, remove 
the Maintenance Tank while supporting with your left hand.
Figure 4-8. Maintenance Tank...