Epson Stylus Photo R310 Service Manual
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Epson Stylus Photo R310 Service Manual

Color inkjet printer
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SERVICE MANUAL

Color Inkjet Printer
EPSON Stylus Photo R300/R310
SEIJ03009

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Summary of Contents for Epson Stylus Photo R310

  • Page 1: Service Manual

    SERVICE MANUAL Color Inkjet Printer EPSON Stylus Photo R300/R310 SEIJ03009...
  • Page 2 The contents of this manual are subject to change without notice. All effort have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON would greatly appreciate being informed of them.
  • Page 3 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.

  • Page 4: About This Manual

    This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of the printer. The instructions and procedures included herein are intended for the experienced repair technicians, and attention should be given to the precautions on the preceding page.
  • Page 5 Revision Status Revision Issued Date Description October 30, 2003 First Release...

  • Page 6: Table Of Contents

    2.1.1 Precautions ... 32 2.1.2 Tools ... 33 2.1.3 Pre-Shipment Checks ... 33 2.2 Caution regarding assembling/disassembling the printer mechanism, and how to ensure the quality of reassembled product ... 35 2.3 Disassembly ... 37 2.3.1 Removing Paper Support Assy..38 2.3.2 Removing Housing, Upper ...

  • Page 7: Chapter 1 Troubleshooting

    C H A P T E R TROUBLESHOOTING...

  • Page 8: Overview

    EPSON Stylus Photo R300/R310 1.1 Overview This chapter describes how to identify troubles in two levels: unit level repair and component level repair. Refer to the flowchart in this chapter to identify the defective unit and perform component level repair if necessary. This chapter also explains motor coil resistance, Sensor specification and error indication.

  • Page 9: Troubleshooting With Led/Lcd Indications And Status Monitor 3 Message

    1.2 Troubleshooting with LED/LCD Indications and Status Monitor 3 Message This section describes the LED/LCD indication, the STM3 message and the error condition when the printer detects an error in each operation such as the power on, the paper loading/feeding and the ink absorption operation.
  • Page 10 LED indication Ink Cartridge cannot be recognized. Error before ink Yellow: T0484 Blink replacement Cleaning For best result, use genuine EPSON ink. Ink Low Condition Blink (Blink of Ink Cartridge Icon) TROUBLESHOOTING Troubleshooting with LED/LCD Indications and Status Monitor 3 Message Table 1-3.
  • Page 11 EPSON Stylus Photo R300/R310 Maintenance Printer status LED indication [Stylus Photo R300] Ink out. Yellow: T0484 For best results, use genuine EPSON ink. Ink Out Error [Stylus Photo R310] Ink out. Black: T0491 The genuine EPSON ink cartridges listed above are recommended for replacement.
  • Page 12 EPSON Stylus Photo R300/R310 Maintenance Printer status LED indication [Stylus Photo R300] Ink Cartridge cannot be recognized. Yellow: T0484 For best result, use genuine EPSON ink. No Ink Cartridge Blink [Stylus Photo R310] Ink Cartridge cannot be recognized. Black: T0491...
  • Page 13 EPSON Stylus Photo R300/R310 Maintenance Printer status LED indication [Stylus Photo R300] CD/DVD tray load error. Reload tray and press Maintenance. CD/DVD Tray Error [Stylus Photo R310] The CD/DVD tray is not set correctly. Reload the tray, then press the Maintenance button.

  • Page 14: Unit Level Troubleshooting

    LED/LCD indication on the control panel or the error message displayed on STM3 of the PC connected to the printer. As a result, you can save the whole repair time. When finding any faulty parts, refer to Chapter 2 "ASSEMBLY/DISASSEMBLY" and replace them.
  • Page 15 EPSON Stylus Photo R300/R310 Table 1-5. Check Points for Error Before the Initial Ink Charge, Error Before Ink Cartridge Replacement Cleaning and No Ink Cartridge Error Occurrence Timing Phenomenon Detail Position of CR The printer does not perform the Initial...
  • Page 16 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR When feeding paper, the leading edge of paper is detected properly, but the paper is ejected without being set at the print start position. At operation "PF Motor" and "Spur Gear, 37.242"...
  • Page 17 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR "PF Motor" and "Spur Gear, 37.242" rotate properly, but "Holder, Shaft, LD Roller" does not feed paper. (The drive of "PF Motor" does not propagate to "Holder, Shaft, LD Roller".) At operation "Holder, Shaft, LD Roller"...
  • Page 18 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR "PF Motor" does not work at all. At power-on Anywhere Paper feeding operation is performed normally, but paper is not sent into the printer. TROUBLESHOOTING Table 1-7. Check Points for Paper Jam Error to Each Phenomenon...
  • Page 19 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR "Carriage Unit" moves to the home position properly when turning on the At operation power. Then paper feeding operation is Out of HP performed normally, but paper is not sent into the printer.
  • Page 20 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR At operation The leading edge of paper is not sent to "PF Roller". * "Carriage Unit" can move to the home position even if "Extension Spring, 0.22" has come off or "PE Sensor" is not set in the correct position. However, in the next operation, a Paper Jam Error will be detected since "PE Sensor Lever"...
  • Page 21 EPSON Stylus Photo R300/R310 Table 1-8. Check Points for CD/DVD Guide Error to Each Phenomenon Occurrence Timing Phenomenon Detail Position of CR An error occurs even if "CDR Guide At power-on Assy." is closed when turning on the At HP power.
  • Page 22 EPSON Stylus Photo R300/R310 Table 1-9. Check Points for CD/DVD Tray Error to Each Phenomenon Occurrence Timing Phenomenon Detail Position of CR When printing An error occurs even though "CDR CDR/DVDR Tray" is set when printing CDR/DVDR. TROUBLESHOOTING Faulty Part/...
  • Page 23 EPSON Stylus Photo R300/R310 Table 1-10. Check points for Memory Card Error to Each Phenomenon Occurrence Timing Phenomenon Detail Position of CR When inserting The Memory Card is not detected, and Memory Card an error is displayed on LED and STM3.
  • Page 24 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR "CR Motor" does not work at all when turning on the power. "Carriage Unit" strikes on "Lever, Change" which is leaning forward when turning on the power. At power-on Out of HP "Carriage Unit"...
  • Page 25 EPSON Stylus Photo R300/R310 Table 1-12. Check Points When More Than One Paper is Fed Constantly Without LED/STM3's Error Notifications Occurrence Timing Phenomenon Detail Position of CR The printer always feeds more than one At operation sheet of paper without LED/STM3's error notifications.
  • Page 26 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR [Phenomenon 1] When the printer is performing the Cleaning task, the ink is not drained into "Waste Ink Pad" in spite of the correct function of "Pump Unit". The ink is not absorbed from "Print Head"...
  • Page 27 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR [Phenomenon 6] When the Cleaning is working, the ink is drained into "Waste Ink Pad". However, some missing dots and out of alignment occur while printing. They are not solved even executing the Cleaning several times.
  • Page 28 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR Banding phenomenon occurs in a direction perpendicular to "Carriage Unit" movement getting uneven print density. Banding phenomenon occurs in a direction horizontally to "Carriage Unit" movement. Direction of CR movement...
  • Page 29 Frame EJ Assy. 2. Check if the surface of "Frame EJ Assy." is mounted horizontally. 1. Check if "Roller EJ Assy." has not come off from "Printer Mechanism". Roller EJ Assy. 1. Check if any paper dust has not adhered to the surface of "LD Roller".
  • Page 30 EPSON Stylus Photo R300/R310 Occurrence Timing Phenomenon Detail Position of CR The paper is stained with the ink. At operation The upper edge of the paper gets creased. TROUBLESHOOTING Table 1-14. Check Points for Defective Print Quality Faulty Part/ Check Point Part Name 1.

  • Page 31: Chapter 2 Disassembly And Assembly

    C H A P T E R DISASSEMBLY AND ASSEMBLY...

  • Page 32: Overview

    2.1 Overview This section describes procedures for disassembling the main components of Stylus Photo R300/R310. Unless otherwise specified, disassembly units or components can be reassembled by reversing the disassembly procedure. "WARNING" indicates procedures which may result in damage, injury or involving human lives if you don't take extra care.

  • Page 33: Tools

    EPSON Acetate Tape EPSON DISASSEMBLY AND ASSEMBLY 2.1.3 Pre-Shipment Checks When returning this product to the user after completing printer repair, check that the work is complete using the following table. Table 2-2. Service Completion Pre-Shipment Check List Code Classification...
  • Page 34 Stylus Photo R300/R310 Table 2-2. Service Completion Pre-Shipment Check List Classification Item Check Point Are all the lubrication made at the specified points? Specified Lubrication Lubrication Is the amount of lubrication correct? Is it the latest version? Function ROM Version...

  • Page 35: Caution Regarding Assembling/Disassembling The Printer Mechanism, And How To Ensure The Quality Of Reassembled Product

    • Assemble "Cam, CR, Left" while gearing with the APG gear. DISASSEMBLY AND ASSEMBLY Caution regarding assembling/disassembling the printer mechanism, and how to ensure the quality of reassembled product 35 Management of the reference position for installation [Reason] Accurate installation for each component of "Printer Mechanism"...
  • Page 36 It can be judged that the quality for the reassembled products is guaranteed if the printing test with the Adjustment program is successful. DISASSEMBLY AND ASSEMBLY Caution regarding assembling/disassembling the printer mechanism, and how to ensure the quality of reassembled product 36 Revision A...

  • Page 37: Disassembly

    Stylus Photo R300/R310 2.3 Disassembly The following flowchart shows the order of disassembling procedure. When disassembling any unit, refer to the page number shown in the flowchart. START Removing Paper Support Assy. (2.3.1 P.38) Removing Housing, Upper (2.3.2 P.39) Removing Housing, Middle Removing Panel Board (2.3.3 P.41)

  • Page 38: Removing Paper Support Assy

    Stylus Photo R300/R310 2.3.1 Removing Paper Support Assy. External View Paper Support Assy. Dowels Figure 2-2. Removing "Paper Support Assy." DISASSEMBLY AND ASSEMBLY Parts/Units which should be removed before removing "Paper Support Unit" None Procedure for Removing Release the dowels (x2) which secure "Paper Support Assy.". Then remove "Paper Support Assy."...

  • Page 39: Removing Housing, Upper

    Stylus Photo R300/R310 2.3.2 Removing Housing, Upper External View Damper Shaft Installing Hole C.B.P 3x8 (4-6kgf•cm) Rib of Colour LCD Cover Housing, Upper Carriage Unit Carriage Lock Hooks Figure 2-3. Removing "Housing, Upper" (1) DISASSEMBLY AND ASSEMBLY Printer Cover Parts/Units which should be removed before removing "Housing, Upper"...
  • Page 40 Stylus Photo R300/R310 Tighten the screws in the order as shown in the figure. Make sure to put the dowels (x2) of "Housing, Upper" into the attaching holes (x2) on "Printer Cover". Attaching Holes Dowels Figure 2-5. Reinstalling "Printer Cover"...

  • Page 41: Removing Housing, Middle

    "Cover, Ink Tube". Remove the screws (x4) which secure "Housing, Middle". C.B.P 2.5x8 Lay down the printer backward, put a flat-blade screwdriver or alike into the (3-5kgf•cm) slot located on the bottom surface of "Housing, Lower" and then release the C.B.P 3x8 (4-6kgf•cm)
  • Page 42 Stylus Photo R300/R310 When removing "Housing, Middle", the grounding spring may detach and drop from "Main Board Unit". If this occurs, reattach it to its original position referring to the following figure. Figure 2-7. Reattaching the Ground Spring Make sure to mount "Panel FFC" passing under the hooks as shown in the figure and then secure "Panel FFC"...

  • Page 43: Removing Porous Pad, Paper Guide, Front

    Stylus Photo R300/R310 2.3.4 Removing Porous Pad, Paper Guide, Front External View Porous Pad, Paper Guide, Front, Left Porous Pad, Paper Guide, Front, Left Porous Pad, Paper Guide, Front, Support Folding Points Figure 2-10. Removing "Porous Pad, Paper Guide, Front"...

  • Page 44: Removing Panel Board

    Stylus Photo R300/R310 2.3.5 Removing Panel Board External View C.B.P 3x8 (4-6kgf•cm) Panel Board LCD Panel Line Mark Cover, LCD Rib and Adjusting Hole Shield Plate, LCD C.B.S 3x8 (4-6kgf•cm) Figure 2-12. Removing "Panel Board" DISASSEMBLY AND ASSEMBLY Parts/Units which should be removed before removing "Panel Board"...

  • Page 45: Removing Stacker Assy

    Stylus Photo R300/R310 2.3.6 Removing Stacker Assy. External View Stacker Assy. Figure 2-13. Removing "Stacker Assy." DISASSEMBLY AND ASSEMBLY Parts/Units which should be removed before removing "Stacker Assy." Paper Support Assy./Housing, Upper/Housing, Middle Procedure for Removing Release the dowel which secures "Stacker Assy." by using a flat-blade screwdriver or alike.

  • Page 46: Removing Main Board

    Stylus Photo R300/R310 2.3.7 Removing Main Board External View Main Board Two-Sided Tape Connector Cable Shield Plate, M/B C.B.P 3x8 (6-8kgf•cm) C.B.S 3x6 (6-8kgf•cm) Main Board Assy. C.B.P 3x8 (6-8kgf•cm) Grounding Spring, M/B Dowel Connector Figure 2-15. Removing "Main Board" (1) DISASSEMBLY AND ASSEMBLY Parts/Units which should be removed before removing "Main Board"...
  • Page 47 Stylus Photo R300/R310 External View C.B.S 3x4 (4-6kgf•cm) Shield Plate, M/B C.P. 2.5x6 (3-5kgf•cm) C.P. 3x4 (3-5kgf•cm) C.B.S 3x10 (4-6kgf•cm) C.B.S 3x6 (4-6kgf•cm) Main Board Figure 2-16. Removing "Main Board" (2) DISASSEMBLY AND ASSEMBLY Remove the screws (x9) which secure "Shield Plate, M/B". Then, remove "Shield Plate, M/B".
  • Page 48 Stylus Photo R300/R310 When having replaced "Main Board", implement the adjustment in the following order. (Refer to Chapter 3 "ADJUSTMENT") When possible to read data from the old board EEPROM data copy When impossible to read from the old board Replace "Waste Ink Pads"...

  • Page 49: Removing Asf Assy

    Stylus Photo R300/R310 2.3.8 Removing ASF Assy. External View C.B.S 3x6 (5-7kgf•cm) Screw, ASF (4-5kgfcm) C.B.P 3x8 (5-7kgf•cm) Compression Spring, 2.51 C.B.S 3x6 (5-7kgf•cm) Extension Spring, 0.45 Roller, Retard Hooks Assy. Dowel Support Plate, Frame, ASF Paper Back Lever C.B.P 3x6 (3-5kgf•cm) Figure 2-18.
  • Page 50 Stylus Photo R300/R310 When reassembling "ASF Assy." Make sure that "Extension Spring, 0.45" is hooked on "Frame, ASF" and "Roller, Retard Assy.". Check if "Torsion Spring, 6.45" is correctly installed on "Paper Back Lever" and "Frame, ASF". Figure 2-19. Removing "Torsion Spring, 6.45"...

  • Page 51: Removing Holder, Shaft Assy

    Then, Release the dowel from "Ink System Frame". (6-8kgf•cm) Looking at the printer from its back side, press down "Paper Guide, Upper" on the left, and release "PE Sensor Lever" from the slot. Remove "Holder, Shaft Assy." by sliding it to the right.
  • Page 52 Stylus Photo R300/R310 External View Paper, Block Dowel Dowel Holder, Shaft, LD Roller Shaft, LD Roller Clutch LD Roller Extension Spring, 0.143 Torsion Spring, 0.22 Spur Gear, 36.8 Figure 2-21. Removing "Holder, Shaft Assy." (2) DISASSEMBLY AND ASSEMBLY Removing "LD Roller"...
  • Page 53 Stylus Photo R300/R310 Reinstalling "Clutch" Make sure that the dowel of "Shaft, LD Roller" is fitted in the installing hole of "Clutch". Make sure that "Extension Spring, 0.143" is securely set on the hooks of "Clutch" and "Shaft, LD Roller".

  • Page 54: Removing Cr Motor

    Stylus Photo R300/R310 2.3.10 Removing CR Motor External View Carriage Lock Puller, Driven Timing Belt Figure 2-25. Removing "CR Motor" Parts/Units which should be removed before removing "CR Motor" Paper Support Assy./Housing, Upper/Housing, Middle DISASSEMBLY AND ASSEMBLY Procedure for Removing Disconnect the connector cable of "CR Motor"...

  • Page 55: Removing Apg Assy

    Stylus Photo R300/R310 2.3.11 Removing APG Assy. External View Screwing Tab APG Assy. C.B.S 3x6 (6-8kgf•cm) Figure 2-26. Removing "APG Assy." DISASSEMBLY AND ASSEMBLY Parts/Units which should be removed before removing "APG Assy." Paper Support Assy./Housing, Upper/Housing, Middle Procedure for Removing Disconnect the connector cable of "PG Motor"...

  • Page 56: Removing Print Head

    Stylus Photo R300/R310 2.3.12 Removing Print Head External View Carriage Unit Holder, FFC Carriage Lock Hooks Holder, IC Print Head Figure 2-28. Removing "Print Head" Parts/Units which should be removed before removing "Print Head". Paper Support Assy./Housing, Upper/Housing, Middle Procedure for Removing Remove all the ink cartridges from "Carriage Unit".

  • Page 57: Removing Carriage Unit

    Stylus Photo R300/R310 2.3.13 Removing Carriage Unit External View Carriage Unit Cover, Guide Plate, CR Dowel Hooks Guide Plate, CR Fixed C.B.S 3x6 (7-9kgf•cm) Spring, CR Shaft, Left Hook Holder, Scale Left CR Scale Hook Hook Extension Spring, 3.289 Timing Belt Pulley, Driven Figure 2-29.
  • Page 58 Stylus Photo R300/R310 External View E Ring Holder, Scale Left Bushing, Flat Washer Parallel Leaf Spring Adjust, Right Cam, CR, Right E Ring Flat Washer E Ring Spring Washer CR Guide Shaft Hooks Cable, Head Cam, CR, Left Holder, Shaft Assy.
  • Page 59 Stylus Photo R300/R310 External View Bushing, Parallel C.P.S (P4) 3x6 Holder, FFC ; B Adjust, Right (6-8kgf•cm) Timing Belt CR Encoder CSIC Board Sensor Board Connector Hooks Holder Pad, Ring Oil Pad, Ring CR Encoder Sensor Board Extension Spring, 26.46 Pulley, Driven C.P.B (P1) 1.7x5...
  • Page 60 Stylus Photo R300/R310 External View Cap, PW Sensor PW Sensor Board Connector Hooks Torsion Spring, Lever, Cartridge Hook Dowel Guide, IC Lever, Cartridge C.B.P 2.5x8 (3-5kgf•cm) Electric Pole Hook CSIC Board Figure 2-32. Removing "CR Unit" (4) DISASSEMBLY AND ASSEMBLY Removing "PW Sensor Board"...
  • Page 61 Stylus Photo R300/R310 Reinstalling "CSIC Board" Check if "CSIC Board" is secured correctly. Reinstalling "PW Sensor Board" Check if "PW Sensor FFC" is correctly connected. Check if "PW Sensor Board" is correctly secured with "Cap, PW Sensor". Reinstalling "CR Encoder Sensor Board"...
  • Page 62 Stylus Photo R300/R310 When replacing the following parts or components with new ones, apply specified grease in its adequate dose. (Refer to Chapter 4 "MAINTENANCE") Cam, CR, Right/Left CR Guide Shaft Holder, Scale, Right/Left Pulley, Driven Assy. When having removed or replaced "Carriage Unit" or "CR Guide Shaft", implement the adjustment in the following order.

  • Page 63: Removing Paper Guide, Upper

    Stylus Photo R300/R310 2.3.14 Removing Paper Guide, Upper External View Paper Guide, Upper Paper Guide, Lower Roller PF Assy. Transparency Hooks Dowels Figure 2-36. Removing "Paper Guide, Upper" DISASSEMBLY AND ASSEMBLY Parts/Units which should be removed before removing "Paper Guide, Upper"...

  • Page 64: Removing Printer Mechanism/Housing, Lower

    Sensor". Cut off the wire band and release the connector cable. Release the hooks (x4) which secure "Printer Mechanism". Then, hold the both right and left upper edges of "Frame, Main" and remove "Printer Mechanism" to upward. Disassembly Revision A 2 ±...
  • Page 65 "Combination Gear, 27.2, 19.2" may detach and drop. Take care not to drop and damage them. When lifting up "Printer Mechanism", take care not to leak and drip ink from the end of "Waste Ink Tube" ("Waste Ink Pads" side).
  • Page 66 Stylus Photo R300/R310 Make sure that "Waste Ink Pads" (x6) are set correctly to the rib and the dowel of "Housing, Lower". Waste Ink Pad, Small Cap, Ink Pad, Lower, Small (Top) Figure 2-42. Installing "Waste Ink Pads" (1) DISASSEMBLY AND ASSEMBLY...
  • Page 67 Stylus Photo R300/R310 Screw "Printer Mechanism" and "Paper Guide, CDR" in the order as shown in the figure. Check if "Waste Ink Tube" is secured in the groove of "Housing, Lower", then make sure that the line mark on the tube is facing to the left.

  • Page 68: Removing Power Supply Unit

    Stylus Photo R300/R310 2.3.16 Removing Power Supply Unit External View Power Supply Unit C.B.P 3x10 (6-8kgf•cm) C.B.S 3x6 (6-8kgf•cm) C.B.S 3x6 (6-8kgf•cm) Hooks Figure 2-46. Removing "Power Supply Unit" Parts/Units which should be removed before removing "Power Supply Unit" Paper Support Assy./Housing, Upper/Housing, Middle/Main Board Unit/ ASF Assy./Holder, Shaft Assy./Printer Mechanism...

  • Page 69: Removing Cdr Guide Assy

    Stylus Photo R300/R310 2.3.17 Removing CDR Guide Assy. External View Support Plate, Frame, Main C.B.S 3x6 (7-9kgf•cm) Acetate Tape Connector Cable Link, CDR Right CDR Guide Assy. C.B.S 3x6 (6-8kgf•cm) Ribs Flat Washer Link, CDR Left Flat Washer Figure 2-47. Removing "CDR Guide Assy." (1) DISASSEMBLY AND ASSEMBLY C.B.P 3x6 (5-7kgf•cm)
  • Page 70 Stylus Photo R300/R310 External View Groove Star Wheel/CDR Sensor Compression Spring, 5.1 Lock, Stacker Shaft and Positioning Hole Figure 2-49. Removing "CDR Guide Assy." (3) Remove "Compression Spring, 5.1" and "Lock, Stacker" from "CDR Guide, Upper". DISASSEMBLY AND ASSEMBLY Release the connector cable of "Star Wheel/CDR Sensor" from the groove of "CDR Guide, Upper".

  • Page 71: Removing Ink System

    Sealing Rubber Part remove "Support Plate, Frame, Main". Remove the screw which secures "Cap Assy.". Slide "Cap Assy." inward "Printer Mechanism" and release the dowels Cleaner Head Lever, Change Assy. Release the hooks (x3) and the dowels (x3) which secure "Pump Assy.", and Dowels hold on "Lever, Change Assy."...
  • Page 72 Stylus Photo R300/R310 External View Frame, Cap Slider, Cap Extension Spring, 0.788 Hooks Porous Pad, Slider, Cap Shaft Figure 2-51. Removing "Ink System" (2) DISASSEMBLY AND ASSEMBLY Remove "Extension Spring, 0.441" from the hooks of "Slider, Cap" and "Frame, Cap" by using the tweezers.
  • Page 73 Stylus Photo R300/R310 Set all of the gears on the shaft of "Pump Frame" correctly, and then check if they move smoothly. Make sure that the ink tube is not squashed or pressed. Install the ink tube to the grooves (x2) at the bottom surface of "Cap Frame".

  • Page 74: Removing Paper Guide, Front/Roller Ej Assy

    Stylus Photo R300/R310 2.3.19 Removing Paper Guide, Front/Roller EJ Assy. External View Spur Gear,37.242 PF Timing Belt Guide, Shaft, Frame EJ, Right Spur Gear, 41.48 Flat Washer Hook Compression Spring, 1.27 Holder, Idle Roller Guide, Shaft, Frame EJ, Left Link EJ, Left Frame EJ Assy.
  • Page 75 Stylus Photo R300/R310 External View Guide, Shaft, Frame EJ, Right Hook Roller, PF Assy. Paper Guide, Front Figure 2-55. Removing "Paper Guide, Front"/"Roller EJ Assy." (2) DISASSEMBLY AND ASSEMBLY 10. Remove "Extension Spring, Push Up, Plate, Right" from the hooks (x2) of "Guide, Shaft, Frame EJ, Right".
  • Page 76 Stylus Photo R300/R310 External View Grounding Spring, EJ Left Dowel Bushing, 5 Rubber Rollers Figure 2-56. Removing "Paper Guide, Front"/"Roller EJ Assy." (3) DISASSEMBLY AND ASSEMBLY 13. Remove "Grounding Spring, EJ Left (Right)" from "Roller EJ Assy.". 14. Release the dowels of both left and right "Bushing, 5" which secure "Roller EJ Assy.", then turn them in the direction of the arrow.
  • Page 77 Stylus Photo R300/R310 Reinstalling "Paper Guide, Front" Make sure that the dowels and the hook of "Paper Guide, Front" are correctly secured to "Frame, Main". Hook Figure 2-57. Reinstalling "Paper Guide, Front" Make sure that the tabs of "Porous Pad, Paper Guide, Front, Left"...

  • Page 78: Removing Pf Motor

    Stylus Photo R300/R310 2.3.20 Removing PF Motor External View Spur Gear, 37.242 PF Timing Belt Spur Gear, 41.48 Compression Spring, 1.27 Holder, Idle Roller Compression Spring, 1.53 (Only this point) Spacer Insulator Insulator, Motor, PF Figure 2-58. Removing "PF Motor"...

  • Page 79: Chapter 3 Adjustment

    C H A P T E R ADJUSTMENT...

  • Page 80: Adjustment Items And Overview

    This adjustment is made to correct the print timing in the go and return paths in bi-directional printing. (This printer carries out printing with PG (typ.) and PG (-)) PW Sensor This adjustment is made to correct the mounting position of the...
  • Page 81 EPSON Stylus Photo R300/R310 Function Item Purpose First Dot This adjustment is made to correct the First Dot Position in the Adjustment CR main scanning direction. Offset Input for When the Main Board, CR Motor or PSB/PSE Board is changed...
  • Page 82 Select this function in the exclusive servicing program, print the print patterns, and check the adjustment result in each pattern. This pattern is used to make a simple print check at the EPSON service company. This pattern is used to make a simple print check at the EPSON service company.

  • Page 83: Replacement Part-Based Adjustment Priorities

    EPSON Stylus Photo R300/R310 3.1.2 Replacement Part-Based Adjustment Priorities The following table shows the adjustment items and their order for the replacement parts. Performance Priority EEPROM Market Data Copy Setting "ASF Unit" Removal "ASF Unit" Replacement "CR Motor" Removal "CR Motor" Replacement "Paper Guide Upper"...
  • Page 84 EPSON Stylus Photo R300/R310 Performance Priority EEPROM Market Data Copy Setting "Paper Eject Roller" Removal "Paper Eject Roller" Replacement "PSB/PSE Board" Removal "PSB/PSE Board" Replacement "Paper Guide Front" Removal "Paper Guide Front" Replacement "PF Motor" Removal "PF Motor" Replacement "Waste Ink Pads" Removal "Waste Ink Pads"...

  • Page 85: Adjustment By Using Adjustment Program

    EPSON Stylus Photo R300/R310 3.2 Adjustment by using adjustment program The procedures of the adjustment items will be explained here. The intended item is as follows. Market Setting USB ID Input Head ID Input Head Angular Adjustment Bi-d Adjustment PW Sensor Adjustment...

  • Page 86: Head Angular Adjustment

    EPSON Stylus Photo R300/R310 3.2.4 Head Angular Adjustment [Adjustment Procedure] Select Head Angular Adjustment in the Adjustment Program. Click the [Print] button to print Head Angular Adjustment Pattern of checked items. Select the pattern value of straight line in the printed lines.

  • Page 87: Pw Sensor Adjustment

    EPSON Stylus Photo R300/R310 3.2.6 PW Sensor Adjustment [Adjustment Procedure] Select PW Sensor Adjustment in the Adjustment Program. Click the [Print] button to print PW Sensor Adjustment Pattern. Select the pattern number 5mm away from each edge. Click the [Input] button to write the adjustment value of checked items.

  • Page 88: Offset Input For Cr Motor Calorific Limitation

    EPSON Stylus Photo R300/R310 3.2.8 Offset Input for CR Motor Calorific Limitation [Adjustment Procedure] Select Offset Input for CR Motor Calorific Limitation in the Adjustment Program. Check each box of the replaced parts/units checklist and then click the [OK] button.

  • Page 89: Adjustment Except Adjustment Program

    (Right)" with the rib of "Frame, Main". Bushing, Parallel Adjust, Left Figure 3-6. Setting "Bushing, Parallel Adjust" Move "Carriage Unit" to the centre of the printer and remove "Lever, Cartridge". Then, set the PG-Adjustment Dummy Cartridge. Adjustment Except Adjustment Program...
  • Page 90 EPSON Stylus Photo R300/R310 Move "Carriage Unit" to the left edge of the printer, then set the Thickness Gauge (1.15mm) on the left ribs (X3) of "Paper Guide, Front". Thickness Gauge Figure 3-7. Setting Thickness Gauge Implement PG Adjustment on the left according to the flowchart in the Figure 3-8.
  • Page 91 Take down: PG gets narrower Figure 3-11. PG Checking (1) 10. Move "Carriage Unit" back to the left edge of the printer, then set the Thickness Gauge (1.31mm) on the ribs (X3) of "Paper Guide, Front" in the same way as the Figure 3-7.

  • Page 92: Chapter 4 Maintenance

    C H A P T E R MAINTENANCE...

  • Page 93: Overview

    MAINTENANCE 4.1.2 Service Maintenance If print irregularity (missing dot, white line, etc.) has occurred or the printer indicates "Maintenance Error", take the following actions to clear the error. Head Cleaning If dot missing or banding phenomenon has occurred, use the Head Cleaning function and perform the Print Head cleaning operation.* This function can be...
  • Page 94 EPSON Stylus Photo R300/R310 Select EPSON Status Monitor 3 in the Printer Driver Utility. Then make sure that the printer connected to Status Monitor 3 is on standby status. If it is on standby, the following will be displayed. Figure 4-1. Display for Status Monitor 3 Select Head Cleaning in the Printer Driver Utility and execute the printer Head Cleaning.

  • Page 95: Lubrication

    The lubrication used for the components of Stylus Photo R300/R310 has been decided on based on evaluation carried out by Epson. As a result, the specified amount of lubricant should be applied in the places specified when carrying out repair and maintenance work.
  • Page 96 EPSON Stylus Photo R300/R310 Paper Guide, Front Roller, PF Paper Guide, Front Roller, EJ MAINTENANCE <Lubrication Point> Back of contact point between "Roller, PF" and hook of "Paper Guide, Front" Guide, Shaft, Frame EJ Left <Lubrication Type> G-26 <Lubrication Amount>...
  • Page 97 EPSON Stylus Photo R300/R310 Frame EJ Roller EJ MAINTENANCE <Lubrication Point> Right side surface of smaller shaft of "Frame EJ" <Lubrication Type> G-26 <Lubrication Amount> Half periphery of the shaft <Remarks> Roller EJ Use a cotton-tipped swab to apply <Lubrication Point>...
  • Page 98 EPSON Stylus Photo R300/R310 Cam, CR, Right CR Guide Shaft MAINTENANCE <Lubrication Point> Inside periphery surface of "Cam, CR, Right" <Lubrication Type> G-63 <Lubrication Amount> Adequate dose <Remarks> CR Guide Shaft • Use a brush to apply it • Do not apply it outside the boundary in the figure <Lubrication Point>...
  • Page 99 EPSON Stylus Photo R300/R310 Upper surface Upper surface Both sides close to upper surface Upper surface Inside surface of hole Inside surface of hole Upper surface Holder, Scale, Left Upper surface Holder, Scale, Right Both sides Upper surface Both sides...
  • Page 100 EPSON Stylus Photo R300/R310 Guide Plate, CR MAINTENANCE <Lubrication Point> Inside surface of "Guide Plate, CR" <Lubrication Type> G-26 <Lubrication Amount> Home possition side: To edge of ‘Cover, Guide Plate, CR’. Opposite side: To about 40mm from edge. <Remarks> Use a syringe to apply it <Lubrication Point>...
  • Page 101 EPSON Stylus Photo R300/R310 Paper Back Lever Hopper MAINTENANCE <Lubrication Point> Point shown in the figure of "Paper Back Lever" set in "ASF Assy." <Lubrication Type> G-46 <Lubrication Amount> Adequate dose <Remarks> Use a flux dispenser <Lubrication Point> Point on the right side of "Hopper"...

  • Page 102: Chapter 5 Appendix

    C H A P T E R APPENDIX...

  • Page 103: Exploded Diagram

    EPSON Stylus Photo R300/R310 5.1 Exploded Diagram An exploded diagram is not provided in the Stylus R300/R310 Service Manual. If consultation of an exploded diagram is necessary, see the Exploded Diagram attached to the Stylus R300/R310 Parts List. APPENDIX 5.2 Electrical Circuits...
  • Page 104 Model: PM-D750, Stylus Photo R300/310 Board: C536MAIN Rev. : F Sheet: 1/2...
  • Page 105 Model: PM-D750, Stylus Photo R300/310 Board: C536MAIN Rev. : D Sheet: 2/2...
  • Page 106 Model: PM-D750, Stylus Photo R300/310 Board: C536PSB Rev. : C Sheet: 1/1...
  • Page 107 Model: Stylus Photo R300/310 Board: C536PSE Rev. : D Sheet: 1/1...
  • Page 108 Model: PM-D750, Stylus Photo R300/310 Board: C536PNL Rev. : C Sheet: 1/1...

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