Epson C 2900 Manual

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 87 Confidential 
 
RRP3.10 SENSOR PHOTO: CST NO PAPER (PL3.2.13)   
[Removal] 
1) Remove the CASSETTE ASSY 250. (RRP2.1) 
2) Open the COVER ASSY FRONT MG (PL1.2.1). 
Note: Cover the drum of the DRUM CARTRIDGE to avoid exposure to light.  
3) Remove the DRUM CARTRIDGE. (RRP4.6)  
Note: The FUSING part is very hot. Take added care not to get burned when performing the 
service operation. 
4) Remove the FUSER UNIT. (RRP6.1) 
5) Remove the TONER CARTRIDGE (K), (C), (M), (Y). (RRP5.4) 
6) Remove the COVER ASSY TOP. (RRP1.1) 
7) Remove the COVER ASSY WINDOW TNR. (RRP1.6) 
8) Remove the COVER SIDE R. (RRP1.5) 
9) Remove the COVER SIDE L. (RRP1.7) 
10) Remove the COVER REAR. (RRP1.3) 
11) Remove the SWITCH ASSY INLET MG  SFP, COVER INLET. (RRP8.8) 
12) Remove the FAN. (RRP8.1) 
13) Remove the PWBA ESS SFP. (RRP8.3) 
14) Remove the PWBA MCU. (RRP8.9) 
15) Remove the CLUTCH ASSY DRV and BEARING REGI. (RRP3.1) 
16) Remove the TRANSFER ASSY. (RRP6.3) 
17) Remove the UPPER UNIT. (RRP3.13) 
18) Release the three hooks that fix the 
SENSOR PHOTO: CST NO PAPER 
(PL3.2.13) to the FEEDER ASSY MG SFP 
(PL3.1.98), and remove the SENSOR 
PHOTO: CST NO PAPER.  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 88 Confidential 
 
19) Disengage the connector (P/J234) of 
the SENSOR PHOTO: CST NO PAPER. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 89 Confidential 
 
[Replacement] 
1) Engage the connector (P/J234) of the 
SENSOR PHOTO: CST NO PAPER. 
2) Replace the SENSOR PHOTO: CST 
NO PAPER to the FEEDER ASSY MG 
SFP V by mating the hook of the SENSOR 
PHOTO: CST NO PAPER with its 
mounting position. 
 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 90 Confidential 
 
RRP3.11 ACTUATOR  SSI  (PL3.2.14)   
[Removal] 
1) Remove the CASSETTE ASSY 250. (RRP2.1) 
2) Open the COVER ASSY FRONT MG (PL1.2.1). 
Note: Cover the drum of the DRUM CARTRIDGE to avoid exposure to light.  
3) Remove the DRUM CARTRIDGE. (RRP4.6)  
Note: The FUSING part is very hot. Take added care not to get burned when performing the 
service operation. 
4) Remove the FUSER UNIT. (RRP6.1) 
5) Remove the COVER ASSY TOP. (RRP1.1) 
6) Remove the COVER ASSY WINDOW TNR. (RRP1.6) 
7) Remove the COVER SIDE R. (RRP1.5) 
8) Remove the COVER SIDE L. (RRP1.7) 
9) Remove the TRANSFER ASSY. (RRP6.3) 
Note: When carrying out the work described next procedure, take care not to move the 
BRACKET SNS from the printer too far because they are connected with the harness. 
10) Remove the two screws (silver, tap, 
8mm) that fix the BRACKET SNS 
(PL3.2.28) to the printer, remove the 
BRACKET SNS. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 91 Confidential 
 
11) Lift the rear part of the BRACKET SNS 
up to release the two holes of the 
BRACKET SNS from the bosses of the 
printer. 
 
12) Shift the BRACKET SNS to frontward, 
release the five tabs of the BRACKET 
SNS from the printer.    Remove the 
BRACKET SNS. 
 
13) Release the left shaft of the 
ACTUATOR SSI (PL3.2.14) from the hook 
of the CHUTE UP (PL3.2.26). 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 92 Confidential 
 
14) Remove the ACTUATOR SSI and the 
SPRING ACT SSI (PL3.2.15) by releasing 
the right shaft of the ACTUATOR SSI from 
the hole of the CHUTE UP. 
15) Remove the SPRING ACT SSI from 
the ACTUATOR  SSI. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 93 Confidential 
 
[Replacement] 
1) Attach the SPRING ACT SSI to the 
ACTUATOR SSI. 
Note: When carrying out the work 
described next procedure, ensure that 
the SPRING ACT SSI is hung to 
ACTUATOR SSI and the CHUTE UP 
correctly. 
SPRING ACT SSI
2) Insert the right shaft of the ACTUATOR 
SSI into the hole of the CHUTE UP, hang 
the SPRING ACT SSI to the CUHTE UP.  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 94 Confidential 
 
3) Secure the left shaft of the ACTUATOR 
SSI with the hook of the CHUTE UP, 
attach the ACTUATOR SSI. 
Check the ACTUATOR SSI movement, after the procedure 3 is completed. 
4) Mate the five tabs of the BRACKET SNS 
with the printer. 
 
5) Mate the two holes of the BRACKET 
SNS with the bosses of the printer. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 95 Confidential 
 
6) Route the harness of the BRACKET 
SNS through the hooks of the printer. 
7) Secure the BRACKET SNS to the 
printer with the two screws (silver, tap, 
8mm). 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 96 Confidential 
 
RRP3.12 ACTUATOR ASSY  NO PAPER (PL3.2.32)   
[Removal] 
1) Remove the CASSETTE ASSY 250. (RRP2.1) 
2) Open the COVER ASSY FRONT MG (PL1.2.1). 
Note: Cover the drum of the DRUM CARTRIDGE to avoid exposure to light.  
3) Remove the DRUM CARTRIDGE. (RRP4.6)  
Note: The FUSING part is very hot. Take added care not to get burned when performing the 
service operation. 
4) Remove the FUSER UNIT. (RRP6.1) 
5) Remove the TONER CARTRIDGE (K), (C), (M), (Y). (RRP5.4) 
6) Remove the COVER ASSY TOP. (RRP1.1) 
7) Remove the COVER ASSY WINDOW TNR. (RRP1.6) 
8) Remove the COVER SIDE R. (RRP1.5) 
9) Remove the COVER SIDE L. (RRP1.7) 
10) Remove the COVER REAR. (RRP1.3) 
11) Remove the SWITCH ASSY INLET MG  SFP, COVER INLET. (RRP8.8) 
12) Remove the FAN. (RRP8.1) 
13) Remove the PWBA ESS SFP. (RRP8.3) 
14) Remove the PWBA MCU. (RRP8.9) 
15) Remove the CLUTCH ASSY DRV and BEARING REGI. (RRP3.1) 
16) Remove the TRANSFER ASSY. (RRP6.3) 
17) Remove the UPPER UNIT. (RRP3.13) 
18) Remove the SENSOR PHOTO: CST NO PAPER. (RRP3.10) 
19) Release the right shaft of the 
ACTUATOR ASSY NO PAPER (PL3.2.32) 
from the hole of the CHUTE UP 
(PL3.2.26), using a miniature screwdriver.