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MP250 / MP258
MP270 / MP276
MP490 / MP496
SERVICE REFERENCE MANUAL
In this manual, only the differences from the base machines, MP240 / MP245, MP260 / MP268, and
MP480 / MP486, are given. For other information, refer to the "MP240 / MP245, MP260 / MP268,
MP480 / MP486 Simplified Service Manual" (QY8-13BV-010).
QY8-13CK-000
Rev. 00: June 2009
Canon Inc.

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TABLE OF CONTENTS
1. LIST OF ERROR DISPLAY / TROUBLESHOOTING
1-2. Service Call Error (Cyclic Blinking in Orange (Alarm LED) and Green (ON LED)
2. ADJUSTMENT / SETTINGS
2-1. Service Mode
2-2. User Mode

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1. LIST OF ERROR DISPLAY / TROUBLESHOOTING
1-2. Service Call Error (Cyclic Blinking in Orange (Alarm LED) and Green (ON LED)
Cycles of
blinking in
orange and
green
Error
Error
code *1 Conditions
Solution
(Replacement of listed parts,
which are likely to be faulty)
20 times Other hardware
error
[6500] P20 Replace the following item:
- Logic board
22 times Scanner motor
error
[5012] P22 The scanner motor is faulty. Replace the following items:
- Scanner unit
- Logic board
*1: MP250 / MP258 and MP270 / MP276 only
2. ADJUSTMENT / SETTINGS
2-1. Service Mode
< Service mode operation procedures >
Use the Service Tool (version 1.05) on the connected computer.
The procedures are the same as the base machines.
- MP250 / MP258: Same as the MP240 / MP245
< Service Tool version 1.05 functions >
(1) (2) (3) (4)
(5) (6) (7)
(8) (9) (10) (11)
(13)
(12)
(14)
(15)
(16)
(17)
(18)
New functions in version 1.05: (3) Nozzle check pattern print
(4) Unified inspection pattern print

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No. Name Function Remarks
(1) Test Print Service test print Service test print items:
- Model name
- ROM version
- Ink absorber counter value (ink amount in the
ink absorber)
- USB serial number
- Destination
- EEPROM information
- Barcode (model name + destination), etc.
(2) EEPROM EEPROM information print The dialog box opens to select the paper source.
Select Rear tray, and click OK.
EEPROM information print items:
- Model name
- Destination
- ROM version
ink absorber)
- Print information
- Error information, etc.
(3) Nozzle Check Nozzle check pattern print The user nozzle check pattern is printed.
(4) Integration Unified inspection pattern
print
The following printing is performed successively:
- Service test print
- EEPROM information print
- Unified inspection pattern print
(5) CD-R CD-R check pattern print Not used.
(6) LF/EJECT LF/Eject correction pattern
print
Not used.
(7) Left Margin Left margin pattern print Not used.
(8) Deep Cleaning Print head deep cleaning Cleaning of Black and Color at the same time
(9) Main Main ink absorber counter
reset
Set a sheet of A4 or Letter sized paper. After the
ink absorber counter is reset, the counter value is
printed automatically.
(10) Platen Platen ink absorber
counter reset
Not used.
(11) EEPROM Clear EEPROM initialization The following items are NOT initialized, and the
shipment arrival flag is not on:
- Destination settings
ink absorber)
- USB serial number
- Ink cartridge region code
- Record of ink absorber counter resetting and
setting
- Record of repair at the production site, etc.

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No. Name Function Remarks
(12) Panel Check Button and LCD test Refer to the "MP240 / MP245, MP260 / MP268,
MP480 / MP486 Simplified Service Manual."
(13) Set Destination Destination settings Select the destination, and click Set.
ASA, AUS, BRA, CHN, CND, EUR, JPN, KOR,
LTN, TWN, USA
(14) CD-R Correction CD / DVD print position
correction
Not used.
(15) LF/EJECT Correction LF / Eject correction value
setting
Not used.
(16) Left Margin Correction Left margin correction
value setting
Not used.
(17) Ink Absorber Counter Ink absorber counter value
setting
Refer to the "MP240 / MP245, MP260 / MP268,
MP480 / MP486 Simplified Service Manual."
(18) Wetting Liquid
Counter
Wetting liquid counter
setting
Not used.
2-2. User Mode
Function Procedures Remarks
Automatic print head
alignment
(by scanning the printed
alignment pattern)
Perform via the machine
operation panel, or from the MP
driver Maintenance tab.
Set a sheet of A4 or Letter sized plain
paper.
< Automatic print head alignment >
The printer performs print head alignment just by scanning the printed alignment pattern as-is.
Available print head alignment methods:
2008 models 2009 models
MP240/MP245
MP260/MP268 MP480/MP486
MP250/MP258
MP270/MP276 MP490/MP498
Operation panel Automatic Manual Automatic Automatic
MP driver
Maintenance tab
Automatic / Manual Manual Automatic / Manual Automatic / Manual

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