Oki IP-6620 Maintenance Manual page 265

5.5.25 System Error 203X: Periodic Part Replacement Error
<Description>
An ink supply pump was operated for 259,700 cycles or more.
The following shows the correspondence between number X and the print head numbers.
203X:
X
0
1
2
3
4
5
6
<Faulty part>
(1) SUPPLY PUMP-UNIT
(2) IC(EEPROM)
(3) PCB-ASSY-IPB5-100
<Action>
Replace the SUPPLY PUMP-UNIT.
Perform the steps 1 to 3.
If the error is not recovered, check the Items to be Checked on the table below, and perform the
actions starting from the step 4 until the problem is solved.
No
1 SUPPLY PUMP-UNIT
2 Supply pump counter
3 Printer start process
4 EEPROM
5 PCB-ASSY-IPB5-100
5-106
Chapter 5 Troubleshooting (Engine Section and USB Controller Section)
Supply Pump No.
No.1
No.2
No.3
No.4
No.5
No.6
No.7
Items to be Checked
OKI Data Infotech Corporation CONFIDENTIAL
Action
Replace the SUPPLY PUMP-UNIT corresponding to
the error code
Start the printer in the Ignore Fatal Error mode and
enter the password (see 3.5.4).
Reset the operating time counter of the SUPPLY
PUMP-UNIT corresponding to the error code (see
3.4.3.3).
Supply the power to the printer, and check that the
error was cleared.
Replace the EEPROM (see 5.9.2).
Replace the PCB-ASSY-IPB5-100.