This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPSON EPSON Stylus PRO 7500. 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
Want to reset waste ink counter?
"When the remaining capacity reaches less than 1%, the message “Maintenance Call 0100” is generated. When the remaining capacity becomes 0, the message “Service Call 00000100” is generated. after replacing the waste ink pad and other parts included in the Maintenance Kit Stylus Pro 7500, clear the counter in Maintenance Mode 2" - from Service Manual."
So, to clear Waste Ink Counters you have to enter Service Mode 2
This is described in 1.6.8 Maintenance Mode 2 of the Service Manual
Contents
CHAPTER 1. PRODUCT DESCRIPTIONS
Provides a general overview and specifications of the product
CHAPTER 2. OPERATING PRINCIPLES
Describes the theory of electrical and mechanical operations of the product
CHAPTER 3. TROUBLESHOOTING
Provides the step-by-step procedures for the troubleshooting
CHAPTER 4. DISASSEMBLY AND ASSEMBLY
Describes the step-by-step procedures for disassembling and assembling the product
CHAPTER 5. ADJUSTMENTS
Provides Epson-approved methods for adjustment
CHAPTER 6. MAINTENANCE
Provides preventive maintenance procedures and the lists of Epson-approved lubricants and adhesives
required for servicing the product
CHAPTER 7. APPENDIX
Provides the following additional information for reference:
- Connector pin assignments
- Parts list
- Electric circuit boards components layout
- Exploded diagram
- Electrical circuit boards schematics
CONTENTS Features
Consumable Products & Options
Print Specifications
Printing Specifications
Character Specifications
Paper Feeding
PAPER SPECIFICATION
Ink (Dye Ink Cartridge)
Electrical Specifications
Conformity/Safety Approvals
Reliability
Environmental Conditions
Controller Specifications
Cutting Specifications
External Dimensions / Installation Environment / Weight
Interfaces
Parallel Interface
Compatibility mode
Nibble Mode
ECP Mode
USB Interface
TYPE-B Optional Type B Interface
Supplementary Items
Receiving Buffer Operation
Interface Selection
Initialization
Control Panel
Buttons
LED Indicators
Panel Display
Panel Setting Menu
Printer Setting Menus
Test Print Menu
Printer Status Menu
User Paper Setting Menu
Cutter Replacement Menu
HEX Dump
Panel Display Language Selection
M/W Mode Setting
Maintenance Mode 2
Ink Cartridge Size Select
Inter-User Transport Mode
Firmware Reload
Model Name Change Mode
Self-diagnostic Function Mode
Jumper Settings
Maintenance/ Service Calls
Maintenance Call
Service Call
Operating Principles
Component List & Illustrations
Print Mechanism Components
Carriage (CR) Mechanism
Carriage Moving Unit
Platen Gap Adjustment Unit
Paper Feed Assembly
Cleaning Mechanism
Ink Supply Mechanism
Other
Cover Sensor
Circuit Board Placement
Control Circuit (C299MAIN Board) Outline
Power Supply Board Summary
Troubleshooting
Outline
Introduction
Troubleshooting Practice
Troubleshooting Based on Error Display
Warnings
Errors
Fatal Errors
Errors That Require a Service Technician
Maintenance Call 0100
Service Call 00000100
Service Call 00000101
Service Call 00010000
Service Call 00010001
Service Call 00010002
Service Call 00010003
Service Call 00010004
Service Call 00010005
Service Call 00010006
Service Call 00010007
Service Call 00010008
Service Call 00010009
Service Call 0001000A
Service Call 0001000C
Service Call 0001000D
Service Call 0001000E
Service Call 0001000F
Service Call 00010010
Service Call 00020000 (NVRAM error)
Service Call 00020001 (Internal RAM error)
Service Call 00020002 (SRAM error)
Service Call 00020003 (DRAM error)
Service Call 10000004
(CPU Vector 4 / General improper command issued)
Service Call 10000006
(CPU Vector 6 / Slot improper command)
Service Call 10000009
(CPU Vector 9 / CPU address error)
Service Call 1000000A
(CPU Vector 10 / DMAC/DTC address error)
Service Call 1000000B
(CPU Vector 11 / WD timer out error)
Service Call 10000 ** (CPU Vector 32 ~ 63) 92
Troubleshooting Based on Your Printout
Dot Missing
Uneven Printing/Poor Resolution
Smudged or Marred Printout (Front)
Smudged or Marred Printout (Reverse side)
White or Black Banding
Disassembly & Assembly
Summary
Warnings
Tools
Screw List
Disassembly Flow
Removing the Housing
Circuit Board Removal
Removing the Cooling Fan
Disconnect the AC inlet
Changing the C299MAIN Board DIP-SW Settings
Printer Mechanism Disassembly
Conversion Kit Assembly Procedure
Preparation before assembly
Ink Discharge Procedure
Conversion Kit Parts Replacement Procedure
Affixing Labels
Uploading Pigment Ink Firmware
Pigment Ink Initial chARGE
Required Adjustment Items
Bi-D Adjustment (Round Trip Alignment)
Head Gap Adjustment (Alignment Between Heads)
Final Check
Adjustment
Adjustment Outline
Cautions
Adjustment Tools
Adjustment Items
Adjustment Steps
Parameter Backup
Requirements for parameter Backup
Backing up parameters From Main Board to PC card
Downloading Parameters From PC Card to new Board
Backup/Download Error Recovery
Range of Backed Up Parameters
Firmware Update
Updating Firmware Via the PC
Updating Firmware From a Memory Card
Self-diagnostic Function
Version
Control Panel
Sensors
Adjustment the Paper Sensors
Encoder
Fan
Elec
Adj Cap Position
Adj Check Skew
Write D/A Value
Adj Input Rank
Adj Check Nozzle
Adj x Head Slant (B/C heads)
Adj B/C Head Height
Bi-D Printing Position Adjustment
Head Gap Adjustment
Flush Point adjustment
Feed Adjustment
Adj Top & Bottom
Adj Rear Sensor Position
Test Pattern Print
Clean Head (drain ink)
Counter Clear
"Initialize" Items
"Update" Items
Maintenance Mode
HEX Dump
Panel Display Language Selection
M/W Mode Setting
Maintenance Mode 2
Mechanism Adjustment
Changing the C299MAIN Board DIP-SW Settings
Writing the USB-ID
Required Materials
Operating Environment and Preliminary Preparations
Writing the USB ID
Bi-D #4 Adjustment Check Pattern
Required Materials
Operating Environment and Preliminary Preparations
Bi-D #4 Adjustment Check Pattern
Maintenance
General Maintenance Issues
Periodic Maintenance Items
Product Life Information
Important Maintenance Items During Service Operations
Lubrication and Glue
Appendix
Wiring Diagrams
Parts List
Exploded View Diagram
Component Layout
Circuit Diagrams.
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