Main Unit Disassembly - Epson AcuLaser C1900 Service Manual

EPSON AcuLaser C1900/AcuLaser C900

4.2 Main Unit Disassembly

The flowchart below shows step-by-step disassembly procedure. When disassembling each component, refer to the page number shown in the figure.
4.4.7 Front Cover
4.4.8 Right Door
4.5.14 Fusing Cooling Fan Motor
(M5) (p196)
4.5.15 Paper Load Roller (p197)
4.5.16 Separation Roller (p197)
4.5.17 Printer Head Unit (PH) (p198)
4.5.2 Engine Board 4.5.3 Exhaust Fan Motor
(PWB-A) (p184) (M6)
4.5.10 Main Motor Ass'y 4.5.18 Manual Paper Feed
(p191) Solenoid (SL1)
Note: The components shown with an underline are Regular Replacement Parts.
Disassembly and Assembly
Waste Toner Box, Transfer Belt Unit and Photoconductor unit Removal
(p179) 4.4.3 Front Door
(p180)
4.5.1 Main Board
(C485MAIN/
C494MAIN) (p183)
4.4.4 Rear Cover
4.5.4 Power Supply Fan Motor
(p185) (M4) (p185)
4.5.7 High Voltage Unit (HV)
(p200)
4.5.8 Cleaner Pressure Flapper
Solenoid (SL4)
4.5.9 Rack Motor (M2)
Flowchart 4-1. Disassembly Flowchart of AcuLaser C1900 / AcuLaser C900
Open the Front Door.
4.4.1 Upper Front Cover (p177)
(p178)
4.4.2 Top Cover (p177)
(p178) (p179)
4.4.6 Left Cover
4.5.5 Power Supply Unit
(p186)
(PU)
4.5.6 AIDC Sensor (p187)
(p188)
(p189)
(p190)
Main Unit Disassembly
4.2.1 Before Disassembling
the Printer (p172)
4.3.1 Secondary Transfer
Roller (p175)
4.5.13
4.3.2 Fuser Unit (p175) Heater Lamp (H1, H2)
Thermistor (TH1)
Thermostat (TS1)
4.5.11 Multi Purpose Tray
Fusing Roller
(p192)
Heating Roller
4.5.12 Paper Empty Sensor
(p193)
Revision B
Fuser Unit Removal
(p194)
170