Epson C 2900 Manual

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Epson AcuLaser C2900NRevision B
Confidential Tray2 Feeder Motor
(DO-17/18/19/1a)NOTE: This procedure is for the technical staff.
1) Remove the Tray 2.
2) Remove the COVER REAR OPT and COVER SIDE L OPT.
3) Power on the printer, and enter the Diag Mode.
4) Execute DO-17.
5) Check that the Tray 2 Feed Motor rotates.
6) Press the STOP key to stop the clutch.
7) Replace the COVER REAR OPT and COVER SIDE L OPT.
8) Replace the Tray 2.
Fan Motor
(DO-1e/1f)1) Power on the printer, and enter the Diag Mode.
2) Execute DO-1e.
3) Check that the Fan rotates.
4) Press the STOP key to stop the clutch. Motor/Clutch/Solenoid Name 
(Diag. Code)Check procedure
CASSETTE2 Feed Motor Rio02055GA
MiS02016SA 
						

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Epson AcuLaser C2900NRevision B
Confidential Yellow Toner Motor / Magenta 
Toner Motor / Cyan Toner Motor 
/ Black Toner Motor
(DO-21/23/25/27)NOTE: These procedures are for the technical staff. 
Described below is the check procedure common among the four 
toner motor. 
Note the operation for the toner in the drum cartridge spills if the 
motor is rotated for a long time.
1) Power on the printer, and enter the Diag Mode.
2) Open the Toner Access Cover and remove the toner cartridge.
3) Execute DO-21, 23, 25 or 27.
4) Check that the Gear rotates.
5) Press the STOP key to stop the clutch.
6) Replace the toner cartridge and close the Toner Access Cover.
Regi Clutch
(DO-29)NOTE: This procedure is for the technical staff.
When performing operation for five minutes or longer with the front 
cover open, remove the drum cartridge, and cover the drum to avoid 
exposure to light.
Combination test is as follows:
The Regi Roll rotates when DO-0 and DO-29 are executed.
1) Power on the printer, and enter the Diag Mode.
2) Open the Front Cover.
3) Cheat the Safety Interlock System.
4) Execute DO-0 and DO-29.
5) Check that the Regi Roll rotates.
6) Press the STOP key to stop the clutch.
7) Press the T key to display DO-0.
8) Press the STOP key to stop the motor.
9) Remove the cheater.
10) Close the Front Cover. Motor/Clutch/Solenoid Name 
(Diag. Code)Check procedure
MiS02017SA
Gear
Regi Roll
MiS02018SA 
						

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Epson AcuLaser C2900NRevision B
Confidential Tray1 Feed SOLENOID
(DO-2f)NOTE: This procedure is for the technical staff.
When performing operation for five minutes or longer with the front 
cover open, remove the drum cartridge, and cover the drum to avoid 
exposure to light.
1) Remove the COVER SIDE L.
2) Power on the printer, and enter the Diag Mode.
3) Cheat the Safety Interlock System.
4) Execute DO-2f.
5) Check that the Feed Solenoid movement.
6) Press the STOP key to stop the test.
7) Remove the cheater.
8) Replace the COVER SIDE L.
Tray2 Feed SOLENOID
(DO-31)NOTE: This procedure is for the technical staff.
1) Remove the COVER REAR OPT and COVER SIDE L OPT.
2) Power on the printer, and enter the Diag Mode.
3) Execute DO-31.
4) Check that the Feed Solenoid movement.
5) Press the STOP key to stop the test.
6) Replace the COVER REAR OPT and COVER SIDE L OPT. Motor/Clutch/Solenoid Name 
(Diag. Code)Check procedure
Rio02018KA
Cassette1 Feed Solenoid
CASSETTE2 Feed Solenoid 
Rio02056GA 
						

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Epson AcuLaser C2900NRevision B
Confidential Tray2 Turn Clutch
(DO-33)NOTE: This procedure is for the technical staff.
Combination test is as follows:
Tray 2 turn roll rotates when DO-17 and DO-33 are executed.
1) Remove the COVER CHUTE.
2) Power on the printer, and enter the Diag Mode.
3) Remove the Tray 1 and Tray 2.
4) Execute DO-17 and DO-33.
5) Check that the Turn Roll rotates.
6) Press the STOP key to stop the clutch.
7) Press the T key to display DO-17.
8) Press the STOP key to stop the motor.
9) Replace the COVER CHUTE, Tray 1 and Tray 2.  Motor/Clutch/Solenoid Name 
(Diag. Code)Check procedure
CASSETTE2 Turn Roll
Rio02057GA 
						

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Epson AcuLaser C2900NRevision B
Confidential Duplex Clutch
(DO-35)NOTE: This procedure is for the technical staff.
Combination test is as follows.
The duplex gear rotates when DO-d and DO-35 are executed.
1) Power on the printer, and enter the Diag Mode.
2) Open the Front Cover.
3) Cheat the Safety Interlock System.
4) Execute DO-d and DO-35.
5) Check that the Gear rotates.
6) Press the STOP key to stop the clutch.
7) Press the T key to display DO-d.
8) Press the STOP key to stop the motor.
9) Remove the cheater.
10) Close the Front Cover. Motor/Clutch/Solenoid Name 
(Diag. Code)Check procedure
Rio02058GA 
						

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Epson AcuLaser C2900NRevision B
Confidential Drum Erase Lamp K
(DO-3d)NOTE: This procedure is for the technical staff.
When performing operation for five minutes or longer with the front 
cover open, remove the drum cartridge, and cover the drum to avoid 
exposure to light.
1) Power on the printer, and enter the Diag Mode.
2) Open the Front Cover.
3) Remove the drum cartridge.
4) Cheat the Safety Interlock System.
5) Execute DO-3d. 
6) Check that the ERASE LAMP (Black) illuminates.
7) Press the STOP key to stop the test.
8) Replace the drum cartridge.
9) Remove the cheater.
10) Close the Front Cover.
Drum Erase Lamp YMC
(DO-3f)NOTE: This procedure is for the technical staff.
When performing operation for five minutes or longer with the front 
cover open, remove the drum cartridge, and cover the drum to avoid 
exposure to light.
1) Power on the printer, and enter the Diag Mode.
2) Open the Front Cover.
3) Remove the drum cartridge.
4) Cheat the Safety Interlock System.
5) Execute DO-3f. 
6) Check that the ERASE LAMP (YMC) illuminates.
7) Press the STOP key to stop the test.
8) Replace the drum cartridge.
9) Remove the cheater.
10) Close the Front Cover. Motor/Clutch/Solenoid Name 
(Diag. Code)Check procedure
Rio02019KA
Black Drum Erase Lamp
Rio02020KA
Cyan Drum Erase Lamp
Magenta Drum Erase Lamp
Yellow Drum Erase Lamp 
						

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Epson AcuLaser C2900NRevision B
Confidential - NVM Settings
Under the [NVM Setting] menu, do not use [Edit NVM] and [Initialize Slave], because these operations 
handle internal area.
Perform only the following menu operations.
-SaveNVM to ESS
Saves the internal data of PWBA MCU to PWBA ESS temporarily when PWBA MCU needs to
be replaced due to a trouble, etc.
-LoadNVM to ESS
Loads the internal data saved via [SaveNVM to ESS] to the new PWBA MCU. 
						

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Epson AcuLaser C2900NRevision B
Confidential
4.3 Print Info
Prints out the detailed printer settings and configuration information.
4.3.1 Executing Print Info
1) Power off the printer.
2) Power on the printer while pressing S and T keys.
3) Release the fingers from these keys when the CE Mode and Password is displayed.
4) Press T key twice and press OK key.
5) The CE Mode and ESS Diag are displayed. (Entered the Diag. mode.)
6) Press T key to select Print Info, and then press OK key.
7) Press S or T key to select an item from Print Info.
8) Press OK key twice to execute the process.
- To exit the test or to return to one step higher menu, press the STOP key.
- A test is not performed when an obstacle is in IOT.
4.3.2 Info Page
The version of software of IOT and the printer configuration can be confirmed by executing this test.
4.3.3 Print Settings
The service tag, printing count value and error count value can be confirmed by executing this test. 
						

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Epson AcuLaser C2900NRevision B
Confidential
4.4 Installation Set
Displays values on the counters of the printer and sets.
4.4.1 Executing Installation Set
1) Turn off the power.
2) Turn on the power while holding down S and T keys.
3) Release the fingers from these keys when the CE Mode and Password is displayed.
4) Press T key twice and press OK key.
5) The CE Mode and ESS Diag are displayed. (Entered the Diag. mode.)
6) Press T to select “Installation Set”, and then press OK key.
7) Press S and T key to select the item.
8) Press OK key twice to execute the setting.
To exit the Print or to return to one step higher menu, press the STOP key.
Menu Contents Setting value
Serial No. Serial number of the printer. Read only
Tone Correction Specifies whether or not tone correction is performed.On: Enable
Off: Disable
HexDupAllows you to print the received print data in hexadecimal 
notation.
Used to analyze the received data in case of a printing error.
Setting Hex Dump to ON allows you to print the received 
data via [Info Page] under [Print info].On: Enable
Off: Disable
Pixel Counter Pixel count values of colors Y/M/C/K. Read only
ConfigurationThe use of Configuration is prohibited since it is a tool for 
design development.-
Print CounterDisplays the respective counter values in the master NVM 
and backup NVM.
Read only
Print 
ServiceFull Color: Number of color print.
B/W: Number of the black and white print.
Total: Total of Full Color, Color 1, Color 2 and B/W.
Full Color Error: Number of error in color print.
B/W Error: Number of error in black and white 
print.
CopyCounter 
MtoBCopies the counter value in the master NVM of the ESS 
PWBA to the backup NVM of the ESS PWBA.-
CopyCounter 
BtoMCopies the counter value in the backup NVM of the ESS 
PWBA to the master NVM of the ESS PWBA.-
Clear All NVM Initializes all value of NVM.  -
Clear JobHistory Initializes Job history. -
Clear AuditronPVInitializes print volume (PV) or information of Print Auditron.  
When Print Auditron is enabled, initializes information of 
Print Auditron.- 
						

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Epson AcuLaser C2900NRevision B
Confidential
4.5 Test Print
Print an internal test pattern of the printer. If paper jam or paper empty occurs during the print,
the test waits until they are resolved.
4.5.1 Executing Test Print
1) Power off the printer.
2) Power on the printer while pressing S and T keys.
3) Release the fingers from these keys when the CE Mode and Password is displayed.
4) Press T key twice and press OK key.
5) The CE Mode and ESS Diag are displayed. (Entered the Diag. mode.)
6) Press T key to select Test Print, and then press OK key.
7) Press S or T key to select an item from Test Print.
8) Press OK key twice to execute the process.
- To exit the test or to return to one step higher menu, press the STOP key.
- A test is not performed when an obstacle is in IOT.
4.5.2 No Image IOT
Prints the blanked paper.
4.5.3 Pattern IOT
Prints the IOT built-in 600dpi pattern.
When a PQ problem occurs, this test isolates the problem to the print process or PWBA ESS by com-
paring the print with the sample chart.
Check result: NG (Check the print process.)   OK (Check the PWBA ESS.)
Kmy02001KA