Epson C 2900 Manual

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 77 Confidential 
 
3) Fix the left shaft of the ACTUATOR 
REGI IN with the hook of the CHUTE UP 
to attach the ACTUATOR REGI IN. 
Check the ACTUATOR REGI IN movement, after the procedure 3 is completed. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 78 Confidential 
 
RRP3.8 SENSOR PHOTO: REGI (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 hook of the ACTUATOR 
REGI OUT (PL3.2.6), shift the ACTUATOR 
REGI ROLL M (PL3.2.8) to right side. 
Note: When carrying out the work described next procedure, take care not to drop and lose the 
SPRING REGI OUT (PL3.2.7).  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 79 Confidential 
 
19) Release the ACTUATOR REGI OUT 
from the hook on the CHUTE UP 
(PL3.2.26), open the ACTUATOR REGI 
OUT. 
20) Release the three hooks that fix the 
SENSOR PHOTO: REGI (PL3.2.13) to the 
FEEDER ASSY MG SFP (PL3.1.98), and 
remove the SENSOR PHOTO: REGI. 
Note: When carrying out the work this 
procedure, it is easier to push the 
ACTUATOR. 
21) Disengage the connector (P/J232) of 
the SENSOR PHOTO: REGI. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 80 Confidential 
 
[Replacement] 
1) Engage the connector (P/J232) of the 
SENSOR PHOTO: REGI. 
2) Replace the SENSOR PHOTO: REGI to 
the FEEDER ASSY MG SFP V by mating 
the three hooks of the SENSOR PHOTO: 
REGI. 
Note: When carrying out the work this 
procedure, it is easier to push the 
ACTUATOR REGI IN (PL3.2.11) to 
downward. 
3) Close the ACTUATOR REGI OUT by 
inserting the boss of the ACTUATOR REGI 
OUT into the SPRING REGI OUT.  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 81 Confidential 
 
4) Shift the ACTUATOR REGI OUT to left, 
fix the CHUTE UP using the hook. 
5) Attach the ACTUATOR REGI ROLL M 
by mating the hole of the ACTUATOR 
REGI ROLL M with the tab of the 
ACTUATOR REGI OUT. Fix it using the 
hook of the ACTUATOR REGI OUT. 
Note: Check the ACTUATOR REGI OUT and the ACTUATOR REGI IN movement, after the 
procedure 5 is completed. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 82 Confidential 
 
RRP3.9 SENSOR PHOTO: SSI 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 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 - 83 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 three hooks that fix the 
SENSOR PHOTO: SSI NO PAPER 
(PL3.2.13) to the BRACKET SNS, and 
remove the SENSOR PHOTO: SSI NO 
PAPER.  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 84 Confidential 
 
14) Disengage the connector (P/J233) of 
the SENSOR PHOTO: SSI NO PAPER. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 85 Confidential 
 
 [Replacement] 
1) Engage the connector (P/J233) of the 
SENSOR PHOTO: SSI NO PAPER. 
2) Replace the SENSOR PHOTO: SSI NO 
PAPER to the BRACKET SNS by mating 
the hook of the SENSOR PHOTO: SSI NO 
PAPER with its mounting position. 
3) Mate the five tabs of the BRACKET SNS 
with the printer. 
  
						

							Chapter 3 Removal and Replacement Procedures Revision B 
Epson AcuLaser C2900N 3 - 86 Confidential 
 
4) Mate the two holes of the BRACKET 
SNS with the bosses of the printer. 
 
5) Route the harness of the BRACKET 
SNS through the hooks of the printer. 
6) Secure the BRACKET SNS to the 
printer with the two screws (silver, tap, 
8mm).