Epson 4880 C Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision C
Maintenance Lubrication 4516.2  LubricationLubricate as needed during servicing. Use lubricants specified below.
Figure 6-1. Flame Assy., IC (left / right)
Figure 6-2. Cam, Valve (left / right) Table 6-2. Grease Application
Name
Amount
Company
Part No.
G-26 40 g EPSON 1080614
G-74 40 g EPSON 1409257

„
When lubricating printer mechanisms, never apply 
lubricants other than those specified because they can 
damage or reduce work life of...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision C
Maintenance Lubrication 452
Figure 6-3. Slider, CR Lock(No.1)
Figure 6-4. Slider, CR Lock(No.2)Figure 6-5. Slider, CR Lock(No.3)j
Figure 6-6. Slider, CR Lock(No.4)
• Lubrication Point
Applies on the ribs on the front and 
back sides of Slider, CR Lock. 
(4 places in total)
• Lubrication Type
G-74
•Remarks
Use a brush or cotton swab for 
application.
• Lubrication Point
Head rib of Slider, CR Lock
• Lubrication Type
G-74
•Remarks
Use a brush or cotton...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision C
Maintenance Lubrication 453
Figure 6-7. INTERMITTENT GEAR
Figure 6-8. Intermittent Gear, Release, TransmitFigure 6-9. Combination Gear, 36.8.8
Figure 6-10. Combination Gear, 12.22.4
• Lubrication Point
Cam part of INTERMITTENT GEAR, 
40
• Lubrication Type
G-26
• Lubrication Amount
Φ1mm x approximately 7mm
• Remarks
Use a syringe/needle (JIS 17# or 
equivalent) for application.
• Lubrication Point
Cam part and gear parts (3 teeth) of 
Intermittent Gear,...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision C
Maintenance Lubrication 454
Figure 6-11. Spur Gear 44.74
Figure 6-12. Shaft part of LEVER, CHANGE PAPER EJECT, R(No.1)Figure 6-13. Shaft part of LEVER, CHANGE PAPER EJECT, R(No.2)
Figure 6-14. Ribs of Shaft, Connection
• Lubrication Point
Spur Gear 44.74, Spur Gear 25.6, 
small gear of Combination Gear 
12.8.36, and large gear of 
Combination Gear 16.74.24
• Lubrication Type
G-26
• Lubrication Amount
F1mm x quarter circumference (4 
places)
•Remarks...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision C
Maintenance Lubrication 455
Figure 6-15. Carriage, A;B Right Side
Figure 6-16. Carriage, A;B Right SideFigure 6-17. Carriage
Figure 6-18. CAM, INCLINATION, R and CAM, INCLINATION, L
• Lubrication Point
Both side surfaces of Shaft, 
Connection (2 places) and Carriage, 
A;B Right Side (5 places)
• Lubrication Type
G-26
• Lubrication Amount
1.Φ1mm x 1mm(2 places)
2.Φ1mm x 2mm(2 places)
3.Φ1mm x 2mm 
4.Φ1mm
5.Φ1mm
•Remarks
Use a syringe/needle (JIS 17# or...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision C
Maintenance Lubrication 456
Figure 6-19. Lever, lock, PG
Figure 6-20. Mount Plate, Motor, ASF Unit
• Lubrication Point
End part of Lever, lock, PG
• Lubrication Type
G-26
• Lubrication Amount
Φ1mm x approximately 3mm
•Remarks
Use a syringe/needle (JIS 17# or 
equivalent) for application.
Wipe out lubricant with a dry cloth to 
make the end part slightly coated with 
lubricant.
• Lubrication Point
Lever, hole, and shaft parts of Mount 
Plate, Motor, ASF...

CHAPTER
7
APPENDIX 

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAppendix Connectors 4587.1 Connectors†
C593 Main Board
†
CA00 Main Board
Table 7-1. C593 Main Board Connectors List 
CN.No.
Pins
Color
Connected to
Remarks
CN1 14 White P/S board —
CN7 31 — C593_SUB-D Board (CN1) —
CN8 31 — C593_SUB-D Board (CN2) FFC
CN9 30 — C593_SUB-D Board (CN3) FFC
CN11 8 — IEEE1394 FFC
CN12 4 — USB 2.0 —
CN13 36 — Optin card (TYPE_B) —
CN14 3 Black PF_MOT —
CN15 3 White CR_MOT —
CN16 4 White ASF/Pump_MOT With relay connector
CN18 4...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAppendix Connectors 459†
Power Supply Board
†
Panel Unit
†
C511_SUB Board(Relay Board1)
†
C511_SUB-B Board(Relay Board2)
Table 7-3. Power Supply Board Connector List
CN.No.
Pins
Color
Connected to
Remarks
CN1 2 White AC Inlet
CN2 14 White Board Assy Main (CN1)
Table 7-4. Panel Unit Connectors List
CN.No.
Pins
Color
Connected to
Remarks
CN1 17 — C511_SUB-B Board (CN103) FCC
Table 7-5. C593 Board Connectors List
CN.No.
Pins
Color
Connected to
Remarks
CN1...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAppendix Connectors 460†
C593_SUB-C Board(Relay Board3)
†
C593_SUB-D Board
Table 7-7. C593_SUB-C Board Connectors List
CN.No.
Pins
Color
Connected to
Remarks
CN24 4 White PF_ENC
CN28 2 White Paper Eject phase Sensor
CN30 3 Yellow ASF phase Sensor
CN32 3 Red PG_PHASE
CN37 2 Black IH_LEVER_L
CN38 7 — CSIC_L1 Board (Matte Black) FFC
CN40 7 — CSIC_L2 Board (Cyan) FFC
CN41 7 — CSIC_L2 Board (Magenta) FFC
CN44 7 — CSIC_L4 Board (Yellow) FFC
CN200 30 — Board...