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Q6670A DesignJet 8000sr printer

HP DesignJet 8000sr printer (Q6670A)

MFG Part Number: Q6670A 720 x 720 DPI

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HP DesignJet 8000s printer series service manual

Q6670A Service Manual

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Manual contents and shortcuts

Conventions

Part Numbers

Safety Precautions

Table of Contents

Troubleshooting

Performing a Service Test on a Failed Assembly

Troubleshooting System Error Codes

Cover Sensors are not Working

Performing the Necessary Service Calibrations or Adjustments

Solving Print Quality Problems

The File Sent is Not Processed Immediately

The Printer does not Power ON

Abnormal Sound Coming from the Printer

Front Panel is Not Working

No Ink Message when there is Enough Ink

Paper Jams Occur Frequently

Print Speed is Very Slow

Solving Heater Problems

Special Power On Procedures

Both EEPROM and Main PCA are Replaced Together

Firmware Upgrade Instructions

System Error Codes

System Error Codes

System Error Codes

Printhead Calibration

Printhead Nozzle Position Adjustment

Printhead to Printhead Calibration

Maintenance Mode

Diagnostics - Self Test

Maintenance Mode Menus

Entering the Maintenance Mode

Basic Menu Operation

PH. MAIN. (Printhead Maintenance)

ADJUST (Adjustment)

MNFG-PRN (Manufacturing Patterns)

VOLT (Voltage Check)

PH. INF. (Printhead Information)

ELECT (Electronics)

Maintenance Mode Menu Map

Adjustments and Calibrations

Belt Tension Adjustment

Carriage Height Adjustment

Scan-Axis Belt Tension Adjustment

Paper-Axis Motor Tension Adjustment

Printhead Inclination Adjustment

Printhead Capping Limit Adjustment

Vertical Capping Position Calibration

Wiping Position Calibration

Capping Position Calibration

Line Sensor Calibration (Side Margin)

Line Sensor Calibration (Top Margin)

Print Quality

Print Quality General Advice

Print Quality Troubleshooting Actions

Horizontal Lines Across the Image (Banding)

Bleeding, Repelling or Mottling Problems

Image is Completely Blank or Faded

Images are Blurred

Output Only Contains a Partial Print

Part of Image is Missing at the Start of the Print

Print Quality is not Improved After Printhead Recovery

The Printer Area is Stained

How to Check for Permanent Nozzles Out in a Printhead

Parts and Diagrams

Removal and Installation

Electrostatic Discharge (ESD) Precautions

Safety Precautions

Left and Right Door

Left and Right Trim

Right Top Cover

Left Side Cover

Right Side Cover

Left Back Cover

Maintenance Kit Drawer and Cover

Ink Cartridge Bay Cover

Window Sensors (Left or Right)

Power Supply Unit

Electronics Cooling Fan

Heater Relay Board

Media Lever Sensor

Paper-Axis Motor

Encoder Disc and Sensor

Home Position Sensor

Paper-Axis Gear

Carriage Drive Assembly (Includes Carriage Belt)

Motor Cooling Fan

Scan-Axis Motor

Printhead Slot Assembly

Printhead Cooling Fan

Trailing Cable/Ink Supply Tubes

Capping Station

Capping Station Motor

Cap Motor Assembly

Capping Station Lever

Wiper Cleaning Assembly

Wiper Blade Position Sensor

Ink Supply Station PCA

Cartridge Sensor

Ink Supply Station

Ink Filter Assembly

Waste Drainage Assembly

Waste Bottle Sensor and Holder

Preventive Maintenance

Printheads Maintenance

Daily Inspection and Maintenance

Periodic Maintenance

When Leaving the Printer Off for more than 2 weeks

When Returning to the Printer after more than 2 weeks

If the Printer is Switched Off for less than 2 weeks

If the Printer is Switched Off for more than one Month

Scheduled Preventive Maintenance

Transporting the Printer

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