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Canon PIXMA MP170 Service Manual

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PIXMA MP170
PIXMA MP450
SERVICE
MANUAL
Canon
Copyright 2005, Canon U.S.A. This technical publication is the proprietary and confidential information of Canon U.S.A. which
shall be retained for reference purposes by Authorized Service Facilities of Canon U.S.A. Its unauthorized use is prohibited.

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  Summary of Contents for Canon PIXMA MP170

  • Page 1: Service Manual

    PIXMA MP450 SERVICE MANUAL Canon Copyright 2005, Canon U.S.A. This technical publication is the proprietary and confidential information of Canon U.S.A. which shall be retained for reference purposes by Authorized Service Facilities of Canon U.S.A. Its unauthorized use is prohibited.
  • Page 2 PIXMA MP170 PIXMA MP450 SERVICE MANUAL Revision 0 QY8-13AH-000 COPYRIGHT©2005 CANON INC. CANON PIXMA MP170/PIXMA MP450 082005 XX 0.00-0...
  • Page 3 Scope This manual has been issued by Canon Inc., to provide the service technicians of this product with the information necessary for qualified persons to learn technical theory, installation, maintenance, and repair of products. The manual covers information applicable in all regions where the product is sold. For this reason, it may contain information that is not applicable to your region.
  • Page 4 I. MANUAL OUTLINE This manual consists of the following three parts to provide information necessary to service the PIXMA MP170 / MP450: Part 1: Maintenance Information on maintenance and troubleshooting of the PIXMA MP170 / MP450 Part 2: Technical Reference...
  • Page 5: Table Of Contents

    II. TABLE OF CONTENTS Part 1: MAINTENANCE 1. MAINTENANCE 1-1. Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement Consumables by Service Engineer 1-2. Customer Maintenance 1-3. Product Life 1-4. Special Tools 1-5. Serial Number Location 2. LIST OF ERROR DISPLAY / INDICATIONS 2-1.
  • Page 6 Part 2: TECHNICAL REFERENCE 1. NEW TECHNOLOGIES 2. CLEANING MODE AND AMOUNT OF INK PURGED 3. PRINT MODE 3-1. Resolution in Printing via Computer (Print on One or Both Sides of Paper, BK Cartridge, Monochrome Mode) 3-2. Resolution in Printing via Computer (Print on One or Both Sides of Paper, BK and CL Cartridges, Monochrome Mode) 3-3.
  • Page 7: Maintenance

    Part 1 MAINTENANCE  ...
  • Page 8: Adjustment, Periodic Maintenance, Periodic Replacement Parts, And Replacement Consumables By Service Engineer

    1. MAINTENANCE 1-1. Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement Consumables by Service Engineer (1) Adjustment Approx. Adjustment Timing Purpose Tool time EEPROM At logic board ass'y replacement To initialize settings other than None. 1 min. initialization the following: (EEPROM - USB serial number settings)
  • Page 9: Customer Maintenance

    (2) Periodic maintenance No periodic maintenance is necessary. (3) Periodic replacement parts There are no parts in this machine that require periodic replacement by a service engineer. (4) Replacement consumables There are no consumables that require replacement by a service engineer. 1-2.
  • Page 10: Special Tools

    (2) Ink cartridge (ink tank with nozzles) (target value) Standard High capacity PG-40 CL-41 PG-50 1,500 character pattern 490 pages 750 pages plain paper, standard mode (BK) ISO JIS-SCID No. 5 760 pages 1,170 pages plain paper, standard mode (BK) ISO JIS-SCID No.
  • Page 11: List Of Error Display / Indications

    2. LIST OF ERROR DISPLAY / INDICATIONS Errors and warnings are displayed by the following ways: 1) Operator call errors are indicated by the Alarm LED lit. (In the service mode, the Alarm LED blinks to indicate errors.) Service call errors are indicated by the number of cycles the Alarm and Power LEDs blink. 2) Errors and warnings are displayed on the LCD on the operation panel.
  • Page 12 MP450: QY5-0151) For platen ink absorber replacement, replace - the ink absorber (QC1-6014) , and - the ink absorber kit (MP170: QY5-0149 MP450: QY5-0151). Incompatible INCOMPATIBLE The connected Remove the cable device detected. CAMERA digital camera or between the camera and digital video the machine, press the camera does not...
  • Page 13: Service Call Errors

    2-2. Service Call Errors (by Cyclic Blinking in Orange (Alarm LED) and Green (Power LED), or Alarm LED Lit in Orange) Cycles of blinking in Solution orange (Alarm LED) and Error [Error code] (Replacement of listed parts, which are green (Power LED) likely to be faulty) 2 times Carriage error [5100]...
  • Page 14: Warnings

    Continuous alternate ROM error - Logic board ass'y (MP170 QM2-3210, blinking MP450 QM2-3231) Lights in orange RAM error - Logic board ass'y (MP170 QM2-3210, MP450 QM2-3231) *1: Before replacement of the logic board ass'y, check the waste ink amount, and re-set the waste ink amount value in the replaced logic board.
  • Page 15: Troubleshooting By Symptom

    2-4. Troubleshooting by Symptom Symptom Solution Remarks The power does not turn on. Replace the The power turns off immediately - AC adapter, or after power-on. - logic board ass'y Strange noise. Remove foreign material, or attach a removed part if any. Printing stops mid-way.
  • Page 16 print quality Color hue is incorrect. Replace the - ink cartridge , or perform print head alignment. Printing is incorrect. Replace the logic board ass'y No ejection of black ink. Replace the ink cartridge(s) Graphic or text is enlarged on When enlarged in the carriage printouts.
  • Page 17: Repair

    3. REPAIR 3-1. Notes on Service Part Replacement (and Disassembling / Reassembling) Service part Adjustment / settings Operation check Notes on replacement Logic board ass'y - Before removal of the logic After replacement: - EEPROM information board ass'y, remove the print MP170: QM2-3210 1.
  • Page 18 Settings, (1) Paper feed motor adjustment.] Document pressure At sheet or unit plate ass'y replacement: QM2-2809 1. Adjust the document pressure sheet. [See 3-3. Adjustment / Document pressure sheet Settings, (3) Document pressure sheet QC1-7588 adjustment.] Scanner base unit MP170: QM2-2798 MP450: QM2-2812 Timing slit strip film - Upon contact with the film,...
  • Page 19: Special Notes On Repair Servicing

    3-2. Special Notes on Repair Servicing (1) Flexible cable and harness wiring, connection Be careful of wiring of the flexible cables and harness. Improper wiring or connection may cause breakage of a line, leading to ignition or emission of smoke. (I) Logic board ass'y, PictBridge connector, and IrDA board wiring 1-12...
  • Page 20 (II) Card board wiring To the table of contents To the top > <Part 1: 3. REPAIR, 3-2> 1-13...
  • Page 21: Adjustment / Settings

    3-3. Adjustment / Settings (1) Paper feed motor adjustment Perform the following adjustments when the paper feed motor unit is replaced: 1) When removing the screws, mark the 6 screw holes. 2) When installing the motor, position each screw to the mark, and fasten them. 3) After replacement, be sure to perform the service test print, and confirm that no strange noise or faulty print operation (due to dislocation of the belt or gear, or out-of-phase motor, etc.) occurs.
  • Page 22 Procedures for adjusting the head-to-paper distance: i) At the bottom edge of the boss beside the red screw on each side of the chassis, put a mark to indicate the current position. (See the step 1 of the carriage rail adjustment above.) ii) Loosen the red screws, and adjust the head-to-paper distance.
  • Page 23 (4) Grease application 1-16...
  • Page 24 Part name Where to apply grease / oil Grease / oil name Grease / oil amount Entire contact surface of the carriage Chassis FLOIL KG107A 100mg slider 420mg 2 Inside of the rail FLOIL KG107A 100mg 3 Back of the rail FLOIL KG107A 4 Bottom of the rail FLOIL KG107A...
  • Page 25 (5) Waste ink counter setting Before replacement of the logic board ass'y, check the waste ink amount, and re-set the waste ink amount value to the replaced logic board. In addition, according to the waste ink amount, replace the waste ink absorber (the bottom case unit or the ink absorbers).
  • Page 26 Print head alignment Print and confirm the print head Also available from the MP driver value print alignment values set in the Maintenance. In the Maintenance tab, machine. select Print Head Alignment and click Check Setting. MP170, MP450: On standalone machine, press the Menu button to move to Maintenance, and perform the selection.
  • Page 27 Read/write attribute MP170: setting Press the Menu button to move to System Settings and go to Others, then perform the selection. MP450: On standalone machine, press the Menu button to move to Maintenance / Settings; select Device Settings, Other Settings, and perform the selection.
  • Page 28 Menu button to move to Maintenance / Settings; select Device Settings, Other Settings, and perform the selection. Reset Settings are reset to the original shipping conditions. MP170: Press the Menu button to move to System Settings and go to Restore Default, then perform the selection.
  • Page 29: Service Test Print

    (7) Service mode Function Procedures Remarks Service test print See "Service mode operation Set a sheet of A4 or letter- sized paper. procedures" below. - Model name For a print sample, see 3-4. Verification Items, (1) Service test print, <Service test - ROM version print sample>.
  • Page 30 3 times Orange (Alarm) EEPROM initialization 4 times Green (Power) Waste ink counter resetting 5 times Orange (Alarm) Destination settings Proceed to the following step 5), and follow the Destination settings procedures. 6 times Green (Power) Print head deep cleaning 11 times Orange (Alarm) Button and LCD test Proceed to the following step 5), and follow...
  • Page 31 <Button and LCD test procedures> In the button and LCD test mode, perform the following to confirm the operation of the buttons and the LCD. MP170: 1) Press the Stop/Reset button. The LCD color changes and displays a full black screen. 2) Press the Stop/Reset button again.
  • Page 32: Verification Items

    3-4. Verification Items (1) Service test print <EEPROM information contents> On the service test print (sample below), confirm the EEPROM information as shown below. (The information is given in the upper portion of the printout.) MPxxxx JPN M=Vxxx C=Vxxx Dd=xxx.x Ds=xxx.x xx xx xx xx USB(xxxxxx)
  • Page 33 <Service test print sample> 1-26...
  • Page 34 11. Ink status (BK/M/C/Y) 12. Ink consumption (BK/M/C/Y) 13. Power-on count (soft-on) 14. Manual print head alignment by user 15. User print head alignment value 16. Wiping count 17. Camera Direct Print-supported device connection record (Bubble Jet Direct, Canon PictBridge, Other maker's PictBridge) 18.
  • Page 35 31. Total Card Direct Printing print pages 32. Number of Card Direct print: Photo Paper Pro (L/4x6, 2L/5x7, Japanese postcard, and A4/Letter) 33. Number of Card Direct print: Photo Paper Plus Glossy (L/4x6, 2L/5x7, Japanese postcard, and A4/Letter) 34. Number of Card Direct print: Matte Photo Paper (L/4x6, 2L/5x7, Japanese postcard, and A4/Letter) 35.
  • Page 36: Part 2: Technical Reference

    Part 2 TECHNICAL REFERENCE...
  • Page 37: New Technologies

    1. NEW TECHNOLOGIES (1) Paper thickness lever (at the bottom front of the machine) The head-to-paper distance can be adjusted using the paper thickness lever. <Possible problems with this function> 1) The ink cartridge rubs against the paper when the amount of paper curl is large. =>...
  • Page 38 if any of the C/M/Y inks is heavily consumed, the margin of error for remaining ink increases. ii) When performing continuous BK solid printing (BK ink detection error margin): With continuous printing, ink flow from the tank to the ink chamber can be interrupted, after which ink remains unused in the tank.
  • Page 39 <Possible problems with this function> 1) Failure in scanning the print head alignment - If all the applicable boxes are not filled in, or if the sheet is not placed properly on the platen glass, the error occurs. => Press the OK button to clear the error, and start the alignment procedures from printing of the print head alignment sheet.
  • Page 40: Cleaning Mode And Amount Of Ink Purged

    2. CLEANING MODE AND AMOUNT OF INK PURGED To prevent printing problems due to bubbles, dust, or ink clogging, print head cleaning is performed before the start of printing, except in the following cases: - Cleaning on arrival: Performed when the access cover is closed. - Cleaning by dot count: Performed after ejection of paper (or after printing on the back side of paper when auto duplex printing is performed).
  • Page 41: Print Mode

    3. PRINT MODE White background: Print with 5 pl only Yellow background: Print with 5 pl and 2 pl Green text: Fast Blue text: Standard text: High 3-1. Resolution in Printing via Computer (Print on One or Both Sides of Paper, BK Cartridge, Monochrome Mode) Paper type Quality level 5...
  • Page 42: Resolution In Printing Via Computer (Print On One Or Both Sides Of Paper, Bk And Cl Cartridges, Color Mode)

    MP-101 (dpi) (print on one (print on one side) side) 4 passes 4 passes 1 pass No. of passes Bk: 600x600 Bk: 600x600 Bk: 600x600 Envelope Resolution (print on one (print on one (print on one (dpi) side) side) side) 6 passes No.
  • Page 43: Resolution In Printing Via Computer (Print On One Or Both Sides Of Paper, Cl Cartridge, Color Or Monochrome Mode)

    Resolution Paper (dpi) (print on one (print on one side) side) GP-401 Photo Paper 4 passes 6 passes 12 passes Plus Glossy No. of Y, M, C: 600x Y, M, C: 600x Y, M, C: 600x passes Photo Paper Plus Semi-gloss Resolution (print on one (print on one...
  • Page 44 6 passes 12 passes High Resolution No. of Y, M, C: 600x Y, M, C: 600x passes Paper Resolution (print on one (print on one (dpi) HR-101S side) side) 6 passes 16 passes 12 passes No. of Y, M, C: 600x Y, M, C: 1,200x...
  • Page 45: Resolution In Borderless Printing (Print On One Or Both Sides Of Paper, Bk And Cl Cartridges Or Cl Cartridge Only, Color Or Monochrome Mode)

    3-5. Resolution in Borderless Printing (Print on One or Both Sides of Paper, BK and CL Cartridges or CL Cartridge Only, Color or Monochrome Mode) Paper type Quality level 5 Quality level 4 Quality level 3 Quality level 2 Quality level 1 No.
  • Page 46: Resolution In Direct Printing

    PP-101D (dpi) 12 passes No. of Y, M, C: 600x passes Other Photo Paper Resolution (print on one (dpi) side) 3-6. Resolution in Direct Printing Paper type   Standard High 4 passes 6 passes Bk: 600x600 Bk: 600x600 No. of passes Plain paper Resolution (dpi) Y, M, C: 600x600...
  • Page 47: Resolution In Copying (Copy On One Or Both Sides Of Paper, Color Or Monochrome Mode)

    3-7. Resolution in Copying (Copy on One or Both Sides of Paper, Color or Monochrome Mode) Paper type Quality level 5 Quality level 4 Quality level 3 Quality level 2 Quality level 1 Plain paper 4 passes 1 pass 1 pass No.
  • Page 48: Faq (Problems Specific To The Mp170 / Mp450 And Corrective Actions)

    4. FAQ (Problems Specific to the MP170 / MP450 and Corrective Actions) Possible call or No. * Function Phenomenon Condition Cause Corrective action complaint Carriage error During unpacking The user may not - Remove the The LEDs blink (LED cyclic have removed the packing material alternately in...
  • Page 49 envelope (with a pen). Paper jam, or Credit Card size Due to paper - Open the - Paper jam error improper paper setting in the ASF scanning unit, paper - Paper cannot ejection with the longer and remove the be fed side down, the LF jammed paper.
  • Page 50 Horizontal As the print media - Perform print - Lines or lines or uneven slightly slips while head alignment. uneven print print density being fed by the density (on - Change the print Image due to LF roller LF roller, printed skin tones and 11 C quality from...
  • Page 51: Part 3 Appendix

    Part 3 APPENDIX...
  • Page 52: Block Diagram

    1. BLOCK DIAGRAM MP170:...
  • Page 53 MP450: To the table of contents To the top <Part 3: 1. BLOCK DIAGRAM>...
  • Page 54: Connector Location And Pin Layout

    2. CONNECTOR LOCATION AND PIN LAYOUT 2-1. Main Board CN101 (Remote debugger) Signal name Function Transmit data signal Receive data signal Ground +3.3V Power supply CN301 (Print head 1/2 [Carriage unit]) Signal name Function 1 to 3, 14 to VHGND Head drive ground 4 to 8 Head drive 24V...
  • Page 55 CN302 (Print head 2/2 [Carriage unit]) Signal name Function Diode sensor anode side 2, 5, 8, 10, SGND Ground 12, 14 A_HE0 Heat enable A_CNO Head contact detection signal (CL) DATA_EVEN Even nozzle data DATA_ODD Odd nozzle data HCLK Head clock Head ID Thermistor signal ENC_OUT1...
  • Page 56 CN403 (Camera Direct I/F) Signal name Function POWER VBUS power supply D- signal S+ signal S-GND Signal ground F-GND Frame ground CN405 (IrDA) [MP450 only] Signal name Function S-GN Ground IR RXD Receive data signal IR TXD Transmit data signal 4 to 8 +3.3V Power supply...
  • Page 57 CN601 (Memory card) Signal name Function +3.3V Card power supply D- signal D+ signal Ground RESET to Card Reset signal INT to Card Interrupt signal +5.0V Card power supply (for CompactFlash) F-GND Frame ground CN602 (Operation panel) [MP450] Signal name Function 1, 3 Ground...
  • Page 58 Scanner HPS VSEN Sensor power supply CN701 (Carriage motor) Signal name Function CR_M CR motor + CR_MN CR motor - CN702 (LF motor) Signal name Function LF_M LF motor + LF_MN LF motor - CN703 (Scanner motor) Signal name Function SC_MAN Scanner motor phase A- SC_MA...
  • Page 59: Mp450 Operation Panel Board L

    2-2. MP450 Operation Panel Board L J1 (Logic board) Signal name Function 3.3V +3.3V +5.5V VSEN Sensor power supply SNS_HPS Scanner HPS POWER_SW Power button STOP_SW Stop/Reset button POW_LED Power LED output ERR_LED Alarm LED output PANEL_RSTX Reset signal PANEL_INTX Interrupt signal SD_CMD Command data switch...
  • Page 60: Mp450 Operation Panel Board R

    2-3. MP450 Operation Panel Board R J1 (Operation board L) Signal name Function Gound VSEN Sensor power supply Scanner HPS SW_STP Stop/Reset button signal 5 to 7 CA4 to 6 Key scan column address 8 to 11 RA4 to 7 Key scan row address J2 (Scanner unit) Signal name...
  • Page 61: Card Slot Board (Card Slot Unit)

    J3 (LCD) Signal name Function Ground VLCD1 LCD power supply +3.3V SEL1 Font select Register select Data enable signal 7 to 14 DB0 to 7 Data signal 2-5. Card Slot Board (Card Slot Unit) Memory card connector [CompactFlash] Signal name Function CF ground CF_D3...
  • Page 62 CF_CS1X CF chip select CF_VS1X CF voltage sense CF_IORDX CF read strobe CF_IOWRX CF write strobe VCC(CF_WEX) CF logic power supply (write enable) CF_INTRQ CF interrupt CF logic power supply GND(CF_CSELX) CF ground (chip select) CF_VS2X CF voltage sense CF_RESETX CF reset CF_IORDY CF ready...
  • Page 63 MS_INS MS card detect Reserved SD_VCC SD logic power supply MS_DIO MS data signal MS_VCC MS logic power supply (MS data signal) SD_CLK SD system clock MS_BS MS bus state SM_CDSW SM card detect SM_CDSW_GND SM ground SD_CD_GND SD ground SD_CD SD card detect 46, 50...
  • Page 64: Carriage Board (Print Head Connector)

    2-6. Carriage Board (Print Head Connector) [Color head] Signal name Function B_DIA Diode sensor anode side B_DATA_A Cyan serial data B_HLAT Latch signal HCLK Head clock HENB2 Heat enable 6 to 11 Ground 12 to 15 Not used Head ID 17 to 22 Head drive 24V ID scan power supply...
  • Page 65 [Black head] Signal name Function A_DIA Diode sensor anode side A_DATA_EVEN Even nozzle data A_HLAT Latch signal A_HCLK Head clock SGND Ground 6 to 11 Ground 12 to 15 Not used Head ID 17 to 22 Head drive 24V A_VID ID scan power supply Power supply to drive the power transistor inside the A_VHT...
  • Page 66 3. PIXMA MP170 / MP450 SPECIFICATIONS <Machine> Type Desktop-type serial machine Paper feeding method Auto sheet feed (auto sheet feeder) Resolution 4,800 x 1200 dpi (max.) Throughput speed Approx. 45 sec. (PP-101, 4x6, borderless printing, default print quality settings) (Target value)
  • Page 67 (Highest print quality) Environmental During operation Temperature 5C to 35C (41F to 95F) requirements Humidity 10% to 90%RH (no condensation) Non-operation Temperature 0C to 40C (32F to 104F) Humidity 5% to 95%RH (no condensation) Power supply Power supply voltage, Power Standby Power-off frequency...
  • Page 68 continuous copy is converted into cpm. Document size A4 / LTR (max.) Enlargement / reduction Preset ratio: max. (400%), 4x6 -> A4, 4x6 -> B5, 4x6 -> A5, A5 -> A4, A5 -> B5, B5 -> A4, A4 -> B5, B5 -> A5, A5 -> 4x6, B5 -> 4x6, A4 -> 4x6, min. (25%) Zoom: 25 to 400% (in increments of 1%) Number of continuous...
  • Page 69 Layout printing: 2, 4, 8 photos per page (borderless/with borders) Postcard (borderless/with borders, with/without lines) Album (4 photos per page, right/left) Mix 3 types (for A4/LTR) Sticker printing: 2, 4, 9, 16 stickers 1, 5, 6, 7 stickers (for free-cut) Information print Date, file number Throughput...
  • Page 70 Pigment-based black; Dye-based cyan, magenta, and yellow Weight (net) PG-40 approx. 43 g, CL-41 approx. 45 g PG-50 approx. 51 g, CL-51 approx. 56 g Supply method As a consumable To the table of contents To the top <PIXMA MP170 / MP450 SPECIFICATIONS> 3-19...

This manual is also suitable for:

Pixma mp450