Epson Stylus Pro 4880 Field Repair Guide. Parts Catalog

Epson Stylus Pro 4880

Field Repair Guide

Parts Catalog

Stylus Pro 4880 Field Repair Guide 1/17/08

Table Of Contents - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 Control Panel Map - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5 Component Replacement - - - - - - - - - - - - - - - - - - - - - - - - - - 12

Board (Main) Installation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 13 Board (Main) Removal - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 20 Board (Power Supply) Removal - - - - - - - - - - - - - - - - - - - - - - - - - 27 Carriage Removal Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - 33 Cartridge Release Lever Repair - - - - - - - - - - - - - - - - - - - - - - - - - 36 Cartridge Release Sensor Repair - - - - - - - - - - - - - - - - - - - - - - - - 37 Cover (Left) Removal - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 38 Cover (Right) Removal - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 40 Cover (Top) Removal - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 45 Damper Removal - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 46 Ink Bay Removal (Left) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 54 Ink Bay Removal (Right) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 59 Input Roller Assembly, Disassembly - - - - - - - - - - - - - - - - - - - - - - 64 Input Roller Assembly, Re-assembly - - - - - - - - - - - - - - - - - - - - - - 69 Input Roller Assembly Removal - - - - - - - - - - - - - - - - - - - - - - - - - 74 Paper Exit Roller Removal - - - - - - - - - - - - - - - - - - - - - - - - - - - - 79 Print Head Replacement Procedure - - - - - - - - - - - - - - - - - - - - - - - 82 Pump and Cap Installation - - - - - - - - - - - - - - - - - - - - - - - - - - - - 89 Pump and Cap Removal - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 95

Troubleshooting - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 100

Error Codes (Maintenance) - - - - - - - - - - - - - - - - - - - - - - - - - - -101 Error Codes (Service) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -102 00000088 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -105 00000101 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -106 00000103 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -107 00000105 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -108 00010000 - 00010003 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -109 0001001B - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -110 Color Shift - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -111 Command Error - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -112

Printer Component, Software Item, LCD Display, Printer Button Page 1.

Stylus Pro 4880 Field Repair Guide 1/17/08

Communication Errors PC - - - - - - - - - - - - - - - - - - - - - - - - - - - -113 Cover Open - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -115 Drop of Ink - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -116 Grainy or Ghosting - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -117 Horizontal Banding - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -118 Missing Nozzle Diagnosis and Repair - - - - - - - - - - - - - - - - - - - - - -120 Paper Jam Errors - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -123 Paper Not Cut - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -124 Reload Paper - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -125 Random Nozzles - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -127 Scratch - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -128 Set Ink Cartridges - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -129 Set Ink Lever - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -130 Smear - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -131 Smudge - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -132 Vertical Banding - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -133 Wrong Ink Cartridge - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -134

Adjustments - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 135

980mm Feed Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - - -136 Auto Bi-D Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -137 Auto Uni-D Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - - - -138 Carriage Timing Belt Tension Adjustment - - - - - - - - - - - - - - - - - - - -139 Check Network Communication - - - - - - - - - - - - - - - - - - - - - - - - -140 Check Nozzle - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -142 Check Platen Gap - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -143 Cleaning / Charging (Priming) - - - - - - - - - - - - - - - - - - - - - - - - - -144 Clear PF Micro Feed Adjustment [Bi-D] - - - - - - - - - - - - - - - - - - - - -145 Copy Bi-D Variables - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -146 Copy Uni-D Variables - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -147 CR Encoder Sensor Position Adjustment - - - - - - - - - - - - - - - - - - - -148 Head Rank ID - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -149 Ink Discharge. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -150 Multi Sensor Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - - -151 Multi Sensor Auto PF Adjustment - - - - - - - - - - - - - - - - - - - - - - - -152 Multi Sensor Level Adjustment - - - - - - - - - - - - - - - - - - - - - - - - -153 Multi Sensor Position Adjustment - - - - - - - - - - - - - - - - - - - - - - - -154 Nozzle Bi-D Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - - - -156

Printer Component, Software Item, LCD Display, Printer Button Page 2.

Stylus Pro 4880 Field Repair Guide 1/17/08

Paper Feed Timing Belt Adjustment - - - - - - - - - - - - - - - - - - - - - - -157 Paper Thickness Sensor Adjustment - - - - - - - - - - - - - - - - - - - - - -159 Platen Gap Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - - - -162 Platen Position Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - -165 Print Head Slant Adjustment (CR) - - - - - - - - - - - - - - - - - - - - - - - -167 Print Head Slant Adjustment (PF) - - - - - - - - - - - - - - - - - - - - - - - -174 Rear Sensor Calibration - - - - - - - - - - - - - - - - - - - - - - - - - - - - -176 Reset ASF Counter - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -177 Reset Paper Ejection Switching / PG Switching Counter - - - - - - - - - - - -178 Reset PF Motor Counter - - - - - - - - - - - - - - - - - - - - - - - - - - - - -179 Reset When Cleaning Unit Change - - - - - - - - - - - - - - - - - - - - - - -180 Reset When CR Unit Change - - - - - - - - - - - - - - - - - - - - - - - - - -181 Reset When Cutter Solenoid Change - - - - - - - - - - - - - - - - - - - - - -182 Reset When Print Head Change - - - - - - - - - - - - - - - - - - - - - - - - -183 RTC & USBID Adjustment - - - - - - - - - - - - - - - - - - - - - - - - - - - -184 Skew Check - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -185 T&B&S [Cut Sheet] Adjustment - - - - - - - - - - - - - - - - - - - - - - - - -186 T&B&S [Roll Paper] Adjustment - - - - - - - - - - - - - - - - - - - - - - - - -187 Writing MAC Address - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -188

Component Pictures - - - - - - - - - - - - - - - - - - - - - - - - - - - 190

Board (Main) Picture - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -191 Board (Power Suppy) Picture - - - - - - - - - - - - - - - - - - - - - - - - - -192

Reference - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 193

Accessories List - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -194 Cleaning Fluid - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -195 Connector Diagram - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -196 Connectors / Wiring - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -197 Consumable/Service Parts List - - - - - - - - - - - - - - - - - - - - - - - - -202 Firmware History - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -205 Firmware Update Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - -206 Glossary - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -207 Ink Draining Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - - -213 Ink Tube/Color Order - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -214 Prime, On or Off - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -215 Revision History - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -216 Sensors, Motors, Solenoids, and Fans - - - - - - - - - - - - - - - - - - - - -217

Printer Component, Software Item, LCD Display, Printer Button Page 3.

Stylus Pro 4880 Field Repair Guide 1/17/08

Service Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -219 Service Tools - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -221 Stress Test (Test Image) - - - - - - - - - - - - - - - - - - - - - - - - - - - - -222 User Nozzle Check Order - - - - - - - - - - - - - - - - - - - - - - - - - - - -223

Utilities - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 224

Adjustment Wizard2 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -225 FWUpdate.exe - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -229 NVRAM.EXE - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -233

Printer Component, Software Item, LCD Display, Printer Button Page 4.

Stylus Pro 4880 Field Repair Guide 1/17/08

Control Panel Map

Roll Auto Cut Roll Auto Cut Off

Ink Out

Paused

Pause

Power

Roll / SheetSheet

Status

Ink Quantity

Media Feed

Maintenance Tank Level

Paper Out

Hold for 3 seconds to reset/clear Printer

Printer Component, Software Item, LCD Display, Printer Button Page 5.

Hold for 3 seconds to cut roll media

Hold the 4 Arrow Buttons and Power on for F/W Down-

load Mode.

Hold for 3 seconds to clean

Stylus Pro 4880 Field Repair Guide 1/17/08

User Menu: Press the Menu button when

the printer displays Ready

1. PRINTER SETUP.

ROLL COUNTER: SET ROLL LENGTH nnn.n (If enabled) SHEET COUNTER: SET SHEET PAGES 0-250PG (If enabled) PLATEN GAP: *STANDARD, NARROW, WIDEST, WIDER,

WIDE

PAGE LINE: *ON, OFF INTERFACE: *AUTO, USB, NETWORK I/F CODE PAGE: *PC437, PC850, PAPER MARGIN: *DEFAULT, T/B15mm, T/B25mm,15mm, 3mm PPR SIZE CHK: *ON, OFF PPR ALIGN CHK: *ON, OFF TIME OUT: *OFF, 30SEC, 60SEC, 180SEC, 300SEC CUTTER ADJ: EXEC REFRESH MRGN: *ON, OFF SHEET SIZE CHK: *ON, OFF AUTO NZL CK: *ON, OFF AUTO CLEANING: *ON, OFF QUIET CUT: *OFF, ON INIT SETTINGS: EXEC

4. CUSTOM PAPER.

3. PRINTER STATUS.

VERSION: (CURRENT FIRMWARE) PRINTABLE PG: (FOR EACH COLOR)MK

(nnnnnn)PG

INK LEFT: (FOR EACH COLOR)MK E*****F MAINT TANK: E*****F USAGE COUNT : INK (nnnn.n)ML, PPR

(nnnn.n)CM

USE COUNT CLR: EXEC JOB HISTORY: N0.(N) I:(nnn)ML, P:(nnn)CM TOTAL PRINTS: (nnnn)

SERVICE LIFE: CUTTER, CR MOTOR, PF

MOTOR, HEAD UNIT,CLEANING UNIT, (E*****F)

PAPER NUMBER: *STANDARD, NO. (1-10)

PLATEN GAP: STANDARD, NARROW, WIDE,

WIDER

THICKNESS PAT: PRINT CUT METHOD: *STANDARD, THICK (FAST,

2. TEST PRINT.

NOZZLE CHECK: PRINT STATUS CHECK: PRINT JOB INFO: PRINT CUSTOM PAPER: PRINT

SLOW), THIN PAPER

PPR FEED ADJ: (N.NN)% EJECT ROLLER: *AUTO, SHEET, ROLL CURLED,

ROLL NORMAL

DRYING TIME: (N.N)SEC

SUCTION: *STANDARD, -4, -3, -2, -1

Printer Component, Software Item, LCD Display, Printer Button Page 6.

Stylus Pro 4880 Field Repair Guide 1/17/08

5. MAINTENANCE

CUTTER REPL: EXEC BK Ink Change: EXEC (For Changing between Matte

and Photo Black)

PWR CLEANING: N CLEANING Y CLOCK SETTING: (mm/dd/yy hh:mm)

7. NETWORK SETUP: (*DISABLE, ENABLE) IP ADDRESS SETTING: AUTO, PANEL, BONJOUR: *ON, OFF INIT NETWORK SETTING: EXECUTE

6. Head Alignment.

PAPER THKNS: *STD, (n.n)MM ALIGNMENT: AUTO (UNI-D, #3, #2, #1, BI-

MANUAL (UNI-D, BI-D All, BI-

Maintenance Mode 1: Press and hold the Pause button and turn on the Printers

HEX DUMP: PRINT EXEC (In this mode, the printer prints hexadecimal values received)

LANGUAGE: *ENGLISH, DUTCH, PORTUGUE, SPANISH, GERMAN, ITALIAN, FRENCH (Control panel lan-

guage)

D All, BI-D 2-COLOR)

D 2-COLOR)

Paper Counter: *Off, Roll, Sheet (Enables the tacking of Roll Paper usage, or count down from 250 Sheets

(full tray))

UNIT: *METER, FEET/INCH (Set’s the unit of measure that the printer displays)

4CMW72: *OFF, ON (?) CUT PRESSURE: *100% (0%-150%) (Adjusts the Paper Cutter pressure) SSCL: EXEC (Super Strong Cleaning) ROLL PPR FEED: *OFF, ON (On saves leading edge paper) DEFAULT PANEL: EXEC (Returns Maintenance Mode 1 settings to Factory Default)

CRTG INFO MENU: MANUFACTURER,COLOR, INK TYPE, INK CAPACITY, INK LEFT, PRODUCTION

DATE, EXPIRATION DATE, INK LIFE, INK AGE (CSIC

CUSTOM: 0-9 (Enabels custom modes)

Printer Component, Software Item, LCD Display, Printer Button Page 7.

information, for each ink cartridge)

Stylus Pro 4880 Field Repair Guide 1/17/08

Maintenance Mode 2: Press and hold the Left, Down, and Up buttons and turn on the Printer

SELF TESTING:

Test:

Version: (Displays the current firmware version) Panel: (Button tests for the control panel) Sensor: (Sensor tests for all sensors) Encoder: (Encoder tests for both encoders) Fan: (Fan tests for all fans)

Elec.: Record: Maintenance: (Usage Counters for the following devices) WasteInk, Wiper, Rubbing,

Lever, Cover, Ink Lever, Cr Motor, PF Motor, PrintNumber, Cleaning, Fire A, Fire B, Fire C, Fire D, Fire E, Fire F, Fire G, Fire H, Cut, Cut Sole

Record: Error: Error (0 - 6) (Displays the last 7 errors)

CSIC: Slot (1 - 8), Maintenance Tank (?)

Actuator: Cutter: [Enter], Start (Tests the cutter assembly)

Actuator2: Cutter Sol, Pump Motor (Tests the following devices)

Adjustment:

Cut Adj.: Pressure: *73% (Adjusts voltage used for the cutter solenoid) PG ADJ: [Enter], Start: PG Offset *(nn) (Used for adjusting the platen gap) Rear AD: [Enter], Start: Exc.: RearAD: (nnn nnn nnn) (For adjusting the rear paper sensor) Edge Sns Lvl: [Enter], Start: (For adjusting the “black level” of the edge sensor) Check Nozzle: [Enter] Print: (Service level nozzle check) Check Skew: Check Skew: (n.n)mm (Default 1.0) (Used for setting the amount of allowable skew)

Print:

Check Ptn.: [Enter] Print (Prints all alignment patterns) Adj. Variable: [Enter] Print (Prints the numeric adjustment variables currently set)

View Counters (Displays the usage/life counter information for the following devices/operations)

Cutter, Cutter Total, Total Pages, Maint Tank, CR Motor, CR Total, PF Motor, Nozzle A, Nozzle B, Nozzle C, Nozzle D, Nozzle E, Nozzle F, Nozzle G, FL Box, Cleaner, Sponge, ASF, Feed Roller, PG

Printer Component, Software Item, LCD Display, Printer Button Page 8.

Stylus Pro 4880 Field Repair Guide 1/17/08

Maintenance Mode 3: Press and hold the Pause, Down, and Right buttons and turn on the Printer

SELF TESTING2:

TEST: Sensor: (Sensor tests for all sensors)

Adjustment:

Clean Head: Exec (Evacuates the ink in the Ink Tubes) Clean Head2: Exec (?) Counter Clear: Reset Counter? (?) Ink Drain:

Cleaning:

Std. KK0 (Weakest cleaning cycle (uses less ink))

Std. KK1 (Medium strength cleaning cycle) Std. KK2 (Stronger cleaning cycle) Std. KK3 (Strongest cleaning cycle)

Init. Fill (Forces a initial fill (prime))

Parameter:

Initialize:

All: Initialize OK? (Resets all of the following counters at once) PF Resolution: Initialize OK? (Resets this counter only) Head Record: Initialize OK? (Resets this counter only) Wiping Record: Initialize OK? (Resets this counter only) Rab. Record: Initialize OK? (Resets this counter only) Waste Record: Initialize OK? (Resets this counter only) CRmot Record: Initialize OK? (Resets this counter only) PFmot Record: Initialize OK? (Resets this counter only) Lever Record: Initialize OK? (Resets this counter only) Cover Record: Initialize OK? (Resets this counter only) Ink Lever Record: Initialize OK? (Resets this counter only)

Update: InkParameter: Init. Fill: (Set, Reset) (Reset, turns off the initial fill)

HeadWashFLG (?) Mask Type: Dispersion, Regular (?)

Printer Component, Software Item, LCD Display, Printer Button Page 9.

Stylus Pro 4880 Field Repair Guide 1/17/08

PF BiD Adjust: (+/- n) (?)

Uni-D Trap: (On, Off) (?) Display: Address: (Used for displaying data at specific RAM addresses) Custom: (?)

Life: CR Motor, PF Motor, CR+PF Motor, Roller, Roller Rel, D/E Chg, Hopper, ASFLoad, Cutter, Head U/D,

Head Lock, Cleaning, Print, Total Life, CR+PF+Fire, TotalLife2, TotalLife3, Check (Used for design testing

of these devices and assemblies)

Service Config

MD TBL: ID = (1-7D Hex) (“Modifying parameter of media table is available”)

Clear Counters (Clears the usage/life counter information for the following devices/operations)

CUTTER REPL: EXEC Init All: EXEC(Initializes all counters in this menu) NVRAM: EXEC RTC: (YY/MM/DD/HH): EXEC Cutter: EXEC CR Motor: EXEC CR Total: EXEC PF Motor: EXEC Head: EXEC Cleaner: EXEC Total Pages: EXEC SPONGE: EXEC (Sponge = Boarderless Pads) ASF: EXEC FEED ROLLER: EXEC PG: EXEC CR UNIT MAINT: EXEC CL UNIT MAINT: EXEC HEAD MAINT: EXEC

Printer Component, Software Item, LCD Display, Printer Button Page 10.

Stylus Pro 4880 Field Repair Guide 1/17/08

CUT UNIT MNT: EXEC

MAINT INFO: (Page 88 - 98 in the Service Manual)

Menu E: (E1 - E17), Menu R: (R1 - R9), Menu S: (S1 - S25), Menu A: (A1 - A32), Menu B: (B1 - B48),

Menu P: (P1 - P42), Menu M: (M1 - M26), Menu O: (O1 - O28), Menu F: (F1 - F28), Menu N: (N1 - N22)

INIT INFO (Resets MAINT INFO menu data)

INIT. MENU E:, INIT. MENU R:, INIT. MENU S:, INIT. MENU A:, INIT. MENU B:, INIT. MENU P:, INIT.

MENU M:, INIT. MENU O:, INIT. MENU F:, INIT. MENU N:

Parameter Backup Mode: (Allows Parameter backup without the Printer being online)

1. Enter Maintenance Mode 2

2. Lift both (2) Ink Levers

3. Remove the Maintenance Tank

4. Move the Paper Release Lever to the released position.

Firmware Download Mode:

Hold the 4 Arrow Buttons and Power on for F/W Download Mode

: Press and hold the Left, Down, and Up buttons and turn on the Printer

Printer Component, Software Item, LCD Display, Printer Button Page 11.

Stylus Pro 4880 Field Repair Guide 1/17/08

Component

Replacement

Printer Component, Software Item, LCD Display, Printer Button Page 12.

Stylus Pro 4880 Field Repair Guide 1/17/08

Board (Main) Installation

1. Fasten the New Board to the Housing with 7 Screws (see above) Do not fully tighten.

1. Place the New Board into the Housing.

2. Install 7 Screws (keep them loose)

Board (Main) Installation Printer Component, Software Item, LCD Display, Printer Button Page 13.

Stylus Pro 4880 Field Repair Guide 1/17/08

2. Install 1 Screw that fastens the USB Port to the Main Board Housing and tighten the 7 Screws that fasten the Main Board to the Housing.

1. Install 1 Screw.

2. Tighten the 7 Screws that fasten the Main

Board to the Housing.

Board (Main) Installation Printer Component, Software Item, LCD Display, Printer Button Page 14.

Stylus Pro 4880 Field Repair Guide 1/17/08

3. Connect the Cables to the Main Board. Ensure that the Cables are fully seated (straight).

Connect the Cables.

Note: The numbers on the Foil Cables correspond to the Connector numbers.

Board (Main) Installation Printer Component, Software Item, LCD Display, Printer Button Page 15.

Stylus Pro 4880 Field Repair Guide 1/17/08

4. Install 4 Screws that fasten the Main Board Housing to the Printer.

Install 4 Screws.

Board (Main) Installation Printer Component, Software Item, LCD Display, Printer Button Page 16.

Stylus Pro 4880 Field Repair Guide 1/17/08

5. Install 2 Screws that fasten the Cable Cover to the Printer.

Install 2 Screws

Board (Main) Installation Printer Component, Software Item, LCD Display, Printer Button Page 17.

Stylus Pro 4880 Field Repair Guide 1/17/08

6. Write current Firmware to the Main Board. (Detailed directions for writing firmware to the Main Board are in the Firmware Update chapter located in the Reference Section of the Field Repair Guide.

6.1 Open the FW/Update.exe, and prepare to send the current firmware version to the Printer.

6.2 Turn on the Printer while depressing the Left, Up, Down, and Right arrow buttons, The Printer will display

UPDATE F/W.

6.3 Send the current firmware to the Printer.

If the Printer’s Parameters are not available skip step 7, and follow step 8 and 9.

7. Re-Install the Printer’s parameters using the Parameter Backup / Restore Utility (Nvram.exe)

7.1 Perform the RTC&USBID&IEEE1394ID Adjustment.

8. Install the appropriate generic Printer parameters using the Parameter Backup / Restore Utility

(Nvram.exe)

Note: If the new Board does not have any parameters, the Printer may not function well enough to allow

alignments, paper loading, nozzle check, or the rest of step 18. Generic parameters are a set of working parameters from another printer. They are available for download at: https://

www.epsoninsider.com listed under the Printer name, as Generic NVRAM Backup. They come in 2

variations (4880 Matte Black, 4880 Photo Black).

9. Perform the following operations in the order listed.

9.1 Perform the RTC&USBID Adjustment.

9.2 Perform the Rear Sensor Calibration.

9.3 Perform the Cutter Pressure adjustment.

9.4 Perform the Platen Gap adjustment.

9.5 Enter the Head Rank ID (Print Head calibration values).

Board (Main) Installation Printer Component, Software Item, LCD Display, Printer Button Page 18.

Stylus Pro 4880 Field Repair Guide 1/17/08

9.6 Perform the Multi Sensor Level Adjustment.

9.7 Perform the Multi Sensor Adjustment.

9.8 Perform the Auto Bi-D Adjustment.

9.9 Perform the Auto Uni-D Adjustment.

9.10 Perform the Platen Position Adjustment

9.11 Perform the 980mm Feed Adjustment, or Multi Sensor Auto PF Adjustment.

9.12 Perform the T&B&S (Roll Paper) Adjustment.

9.13 Perform the T&B&S (Cut Sheet) Adjustment.

9.14 Perform the Writing MAC Address Adjustment.

Board (Main) Installation Printer Component, Software Item, LCD Display, Printer Button Page 19.

Stylus Pro 4880 Field Repair Guide 1/17/08

Board (Main) Removal

1. Back up the Printer’s parameters using the Parameter Backup / Restore Utility (Nvram.exe).

Note: If the Printer’s parameters can not be “backed up”, print out the Print Head Calibration value

(Head Rank). The Print Head Calibration value is printed on the Service Level Nozzle Check (Maintenance Mode 2: Self Testing: Adjustment: Check Nozzle).

2. Turn off the Printer and UNPLUG from AC.

3. Remove the Rear Paper Guide.

Push the 2 Grey Tabs and remove the Rear Paper Guide

Board (Main) Removal Printer Component, Software Item, LCD Display, Printer Button Page 20.

Stylus Pro 4880 Field Repair Guide 1/17/08

4. Remove the 2 Screws fastening the Cable Cover.

Remove 2 Screws

Board (Main) Removal Printer Component, Software Item, LCD Display, Printer Button Page 21.

Stylus Pro 4880 Field Repair Guide 1/17/08

5. Remove the 4 Screws fastening the Main Board Housing.

Remove 4 Screws.

Board (Main) Removal Printer Component, Software Item, LCD Display, Printer Button Page 22.

Stylus Pro 4880 Field Repair Guide 1/17/08

6. Slide out the Main Board Housing, and disconnect the Cables.

Slide out the Main Board Housing, and disconnect the Cables.

Note: The numbers on the Foil Cables correspond to the Connector numbers.

Board (Main) Removal Printer Component, Software Item, LCD Display, Printer Button Page 23.

Stylus Pro 4880 Field Repair Guide 1/17/08

7. Remove the 1 Screw that fastens the USB Port to the Main Board Housing.

Remove 1 Screw.

Board (Main) Removal Printer Component, Software Item, LCD Display, Printer Button Page 24.

Stylus Pro 4880 Field Repair Guide 1/17/08

8. Unplug 2 Cables.

Unplug 2 Cables.

Board (Main) Removal Printer Component, Software Item, LCD Display, Printer Button Page 25.

Stylus Pro 4880 Field Repair Guide 1/17/08

9. Remove 7 Screws, and remove the Main Board from the Housing.

1. Remove 7 Screws.

2. Separate the Board from the Housing.

Board (Main) Removal Printer Component, Software Item, LCD Display, Printer Button Page 26.

Stylus Pro 4880 Field Repair Guide 1/17/08

Board (Power Supply) Removal

1. Turn off the Printer and UNPLUG from AC.

2. Remove the Rear Paper Guide.

Push the 2 Grey Tabs and remove the Rear Paper Guide

Board (Power Supply) Removal Printer Component, Software Item, LCD Display, Printer Button Page 27.

Stylus Pro 4880 Field Repair Guide 1/17/08

3. Remove the 2 Screws fastening the Cable Cover.

Remove 2 Screws

Board (Power Supply) Removal Printer Component, Software Item, LCD Display, Printer Button Page 28.

Stylus Pro 4880 Field Repair Guide 1/17/08

4. Remove the 4 Screws fastening the Main Board Housing.

Remove 4 Screws.

Board (Power Supply) Removal Printer Component, Software Item, LCD Display, Printer Button Page 29.

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