Epson Stylus Pro 3800 Service Manual page 7

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890
3.5 Remedies for Service Call Error ......................................................................... 74
3.6 Remedies for Print Quality Troubles .................................................................. 82
Chapter 4 DISASSEMBLY & ASSEMBLY
4.1 Overview ............................................................................................................ 86
4.1.1 Precautions ................................................................................................. 86
4.1.2 Orientation Definition ................................................................................ 88
4.1.3 Tools .......................................................................................................... 88
4.1.4 Screws ........................................................................................................ 89
4.1.5 Chapter Organization ................................................................................. 89
4.1.6 Note on the compatibility of parts ............................................................. 90
4.2 Disassembly Flowchart ...................................................................................... 91
4.3 Disassembly/Assembly Procedure (Group 1) .................................................... 92
4.3.1 Unlocking the CARRIAGE, ASSY. manually .......................................... 92
4.3.2 Consumable ............................................................................................... 93
4.3.3 Removing the Housing and OPERATION, PANEL, ASSY. .................... 95
4.3.4 Removing the Circuit Boards .................................................................. 113
4.3.5 Removing the MOTOR ASSEMBLIES. ................................................. 120
4.3.6 Removing the SENSORS and SWITCHES ............................................ 125
4.3.7 Removing the Carriage Mechanism ........................................................ 132
4.3.8 Removing the PAPER FEED MECHANISM ......................................... 134
4.3.9 Removing the Ink System Mechanism .................................................... 150
4.3.10 Removing the PAPER FEED MECHANISM ....................................... 184
4.3.11 Removing the Carriage Mechanism ...................................................... 189
4.3.12 PRINTER MECHANISM ..................................................................... 196
4.4 Disassembly/Assembly Procedure (Group 2) .................................................. 197
4.4.1 Removing the PAPER FEED MECHANISM ......................................... 197
Chapter 5 ADJUSTMENT
5.1 Overview .......................................................................................................... 209
5.1.1 Precautions ............................................................................................... 209
5.1.2 Adjustment Workflow ............................................................................. 209
5.1.3 Parts and Units that Require Adjustments ............................................... 209
5.1.4 Required Adjustments by Part or Unit ..................................................... 210
5.1.5 Description of Adjustments ..................................................................... 212
5.1.6 Tools for Adjustments ............................................................................. 214
5.1.7 Adjustment Program Basic Operations ................................................... 215
5.2 Mechanical Adjustment .................................................................................... 217
5.2.1 PF Timing Belt Tension Adjustment ....................................................... 217
5.2.2 LD Roller Position Adjustment ............................................................... 219
5.2.3 PG Position Adjustment .......................................................................... 220
5.3 Standard Adjustment ........................................................................................ 222
5.3.1 RTC&USB ID ......................................................................................... 222
5.3.2 Head Rank ID .......................................................................................... 223
5.3.3 Print Head Slant Adjustment (PF) ........................................................... 224
5.3.4 Print Head Slant Adjustment (CR) .......................................................... 226
5.3.5 Initial Ink Charge Flag ON/OFF ............................................................. 230
5.3.6 Parameter Backup .................................................................................... 231
5.3.7 Check PG ................................................................................................. 233
5.3.8 Initial Ink Charge ..................................................................................... 234
5.3.9 Cleaning ................................................................................................... 234
5.3.10 Input Serial number ............................................................................... 235
5.3.11 Colorimetric Calibration Tool ............................................................... 236
5.3.12 Install F/W ............................................................................................. 248
5.3.13 Ink Mark Sensor Adjustment for Auto Nozzle Check .......................... 249
5.3.14 Washing Head And Discharge Ink ........................................................ 251
5.3.15 Auto Bi-D Adjustment ........................................................................... 252
5.3.16 Auto Uni-D Adjustment ........................................................................ 253
5.3.17 Check the Release Of Grid Roller ......................................................... 254
5.3.18 Check Network Communication ........................................................... 255
5.3.19 T&B&S Adjustment .............................................................................. 256
5.3.20 PF Adjustment ....................................................................................... 258
5.3.21 EJ Adjustment ........................................................................................ 260
5.3.22 Check Ink Selector Operation ................................................................ 262
5.3.23 Write Constant When CR change .......................................................... 263
5.4 Check Results ................................................................................................... 264
5.4.1 Check Nozzle ........................................................................................... 264
5.4.2 Print Image .............................................................................................. 265
5.4.3 Check Results .......................................................................................... 266
5.4.4 Check Alignment ..................................................................................... 267
5.5 Reset Counters .................................................................................................. 268
Revision C
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