Diagnostic printer 68XX

{Diagnostics}{Production}{KodakServiceSupport}{None}

Publication No. DG2842-1 17JUL06 Supersedes DG2842-1 15OCT05

DIAGNOSTICS for the Kodak PHOTO PRINTER 6800 / 6850 Service Codes: 2842 and 8106 Important Qualified service personnel must repair this equipment.

A161_1050HC

© Eastman Kodak Company Comp any,, 2006

PLEASE NOTE

The information contained herein is based on the experience and knowledge relating to the subject matter gained by Eastman Kodak Company prior to publication. No patent license is granted by this information. Eastman Kodak Company reserves the right to change this information without notice, and makes no warranty, express or implied, with respect to this information. Kodak shall not be liable for any loss or damage, including consequential or special damages, resulting from any use of this information, even if loss or damage is caused by Kodak’s negligence or other fault. This equipment includes parts and assemblies sensitive to damage from electrostatic discharge. Use caution to prevent damage during all service procedures.

Table of Contents Description

Page

Using the Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Keys on the OPERATOR PANEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lights on the OPERATOR PANEL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Obtaining Access to the Diagnostic Program. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Making a Test Print . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Control error XX” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Mechanical Error XX” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Sensor Error XX” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Temperature sensor error XX” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Paper Jam XX” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Paper Empty” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Incorrect ribbon” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Ribbon Empty” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Incorrect Paper” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Cover Open” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . “Paper Cover Open” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Image Quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OPERATOR PANEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2

3 3 3 3 3 4 4 4 6 10 10 13 13 13 13 14 14 15 15 17 18

17JUL06 – DG2842-1

Using the Diagnostics

Section 1: Using the Diagnostics Keys on the OPERATOR PANEL

Kodak Photo Printer 6800 Paper Menu Advance Power Ready Error

Key

Action

“+”

Move forward.

“-”

Move back.

“Menu”

Opens the menu options.

“Enter”

Selects the menu option.

“Paper Advance”

Feeds the paper into the PRINTER.

Enter Paper Rewind/Clear

“Paper Rewind/ Clear”

•When the LCD displays “Ready”, this key rewinds the paper into the PAPER ROLL. •Moves up 1 menu level.

A161_0021AC

Lights on the OPERATOR PANEL Light

Color

Status of the PRINTER

“Power”

Orange

The PRINTER is energized.

“Ready”

Green

The PRINTER is ready to make prints.

“Error”

Red

An error has occurred. Read the message displayed on the LCD, then see “Error Codes” on Page 4.

Obtaining Access to the Diagnostic Program [1] De-energize the PRINTER. [2] At the same time, do: • energize the PRINTER • press and hold [+] + [Menu] + [-] [3] The LCD displays “System Setup Mode”, then “Initializing”, then “Ready:*****”. [4] Press [Menu] to open the Diagnostics Menu.

Note To return to the Customer Menu Mode, de-energize and energize the PRINTER.

Making a Test Print [1] Press: • [Menu] until “Test Print Mode” displays on the LCD • [Enter] to make a test print

DG2842-1 – 17JUL06

3

DIAGNOSTICS

Section 2: Error Codes “Control error XX” Possible Cause The CONTROLLER BOARD AY is malfunctioning.

Action 1. Upgrade the FIRMWARE for the PRINTER. 2. If necessary, install a new CONTROLLER BOARD AY.

“Mechanical Error 01” or “Mechanical Error 02” Possible Cause The THERMAL HEAD MOTOR AY is disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the THERMAL HEAD MOTOR. 2. Check that CONNECTORS CN12 - CN63 - CN68 on the THERMAL HEAD MOTOR AY and the CONTROLLER BOARD AY are connected correctly. 3. If necessary, install a new THERMAL HEAD MOTOR AY.

The THERMAL HEAD SENSOR AY is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the THERMAL HEAD SENSOR. 2. Check that CONNECTORS CN42 - CN74 and CN42 - CN75 on the THERMAL HEAD SENSOR AY and the CONTROLLER BOARD AY are connected correctly. 3. If necessary, install a new THERMAL HEAD SENSOR AY.

The CONTROLLER BOARD AY is malfunctioning.

1. Upgrade the FIRMWARE for the PRINTER. 2. If necessary, install a new CONTROLLER BOARD AY.

“Mechanical Error 03” or “Mechanical Error 04” Possible Cause The PINCH ROLLER MOTOR AY is disconnected or malfunctioning

Action 1. Use the diagnostics to check the operation of the PINCH ROLLER MOTOR. 2. Check that CONNECTORS CN12 - CN62 on the PINCH ROLLER MOTOR AY and the CONTROLLER BOARD AY are connected correctly. 3. If necessary, install a new PINCH ROLLER MOTOR AY.

The PINCH ROLLER SENSOR AY is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the PINCH ROLLER SENSOR. 2. Check that CONNECTORS CN41 - CN71 and CN41 - CN72 on the PINCH ROLLER SENSOR AY and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install a new PINCH ROLLER SENSOR AY.


4


17JUL06 – DG2842-1

Error Codes

“Mechanical Error 05” or “Mechanical Error 06” Possible Cause The SUB-PINCH ROLLER SENSOR AY is disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the SUB-PINCH ROLLER SENSOR. 2. Check that CONNECTORS CN44 - CN80 and CN44 - CN81 on the SUB-PINCH ROLLER SENSOR AY and the JUNCTION BOARD AY are connected correctly. 3. Check that CONNECTORS CN11 - CN40 on the SUB-PINCH ROLLER SENSOR AY and the JUNCTION BOARD AY are connected correctly. 4. If necessary, install a new SUB-PINCH ROLLER SENSOR AY.

The PAPER FEED SUB-PINCH MOTOR AY is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the PAPER FEED SUBPINCH MOTOR. 2. Check that CONNECTORS CN12 - CN64 - CN69 on the PAPER FEED SUB-PINCH MOTOR AY and the CONTROLLER BOARD AY are connected correctly. 3. If necessary, install a new PAPER FEED SUB-PINCH MOTOR AY.



“Mechanical Error 07” or “Mechanical Error 08” Possible Cause

Action

The CAM is in the incorrect position.

1. Restart the PRINTER.

The PAPER FEED PINCH MOTOR is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the PAPER FEED PINCH MOTOR. 2. Check that the CONNECTORS for the PAPER FEED PINCH MOTOR and the CONTROLLER BOARD are connected correctly. 3. If necessary, install a new PAPER FEED PINCH MOTOR.



“Mechanical Error 09” or “Mechanical Error 10” Possible Cause The EJECT SENSOR AY is disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the EJECT SENSOR. 2. Check that CONNECTORS on the EJECT SENSOR AY and the CONTROLLER BOARD AY are connected correctly. 3. If necessary, install a new EJECT SENSOR AY.

The EJECT ROLLER MOTOR is disconnected or malfunctioning.

1. Check that the EJECT ROLLER MOTOR is connected correctly at both ends. 2. Check the EJECT MOTOR in the diagnostics. When the EJECT MOTOR is up, both sensors are “on”. When the EJECT MOTOR is down, SENSOR 1 is “off” and SENSOR 2 is “on”. 3. If necessary, install a new EJECT MOTOR.

The CONTROLLER BOARD AY is malfunctioning. DG2842-1 – 17JUL06

1. Upgrade the FIRMWARE for the PRINTER. 2. If necessary, install a new CONTROLLER BOARD AY. 5

DIAGNOSTICS

“Mechanical Error 11” or “Mechanical Error 12” Possible Cause The PAPER CUTTER is out of position.

Action 1. Use the diagnostics to move the CUTTER to the correct position. 2. If the CUTTER is stuck, clean and lubricate the CUTTER AY. 3. If necessary, install a new PAPER CUTTER.

The PAPER CUTTER AY is disconnected or malfunctioning.

1. Check that CONNECTORS CN10 - CN94 on the PAPER CUTTER AY and the CONTROLLER BOARD AY are connected correctly. 2. Check that CONNECTORS CN50 - CN92 and CN50 - CN93 on the SENSOR for the PAPER CUTTER AY and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install a new PAPER CUTTER AY.



“Sensor Error 01” Possible Cause The PAPER EDGE SENSOR on the PAPER EDGE SENSOR AY is disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the PAPER EDGE SENSOR. 2. Check that CONNECTORS CN45 - CN82 on the PAPER EDGE SENSOR and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install a new PAPER EDGE SENSOR AY.



“Sensor Error 02” Possible Cause The PINCH ROLLER UP/DOWN SENSOR is disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the PINCH ROLLER UP/DOWN SENSOR. 2. Check that CONNECTORS on the PINCH ROLLER UP/DOWN SENSOR are connected correctly. 3. If necessary, install a new PINCH ROLLER UP/DOWN SENSOR.


6


17JUL06 – DG2842-1

Error Codes

“Sensor Error 03” Possible Cause The FEED IN PINCH SENSORS are disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the FEED IN PINCH SENSORS. 2. Check that the connectors for the FEED IN PINCH SENSORS are connected correctly at both ends. 3. If necessary, install a new FEED IN PINCH SENSOR AY.

The FEED IN PINCH MOTOR is disconnected or malfunctioning.

1. Check that the FEED IN PINCH MOTOR is connected correctly at both ends. 2. Check the FEED IN PINCH MOTOR in the diagnostics. When the MOTOR is up, both SENSOR 1 is “off” and SENSOR 2 is “on”. When the MOTOR is down, SENSOR 1 is “on” and SENSOR 2 is “off”. 3. If necessary, install a new FEED IN PINCH MOTOR.

“Sensor Error 04” Possible Cause The PAPER POSITION SENSORS are disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the PAPER POSITION SENSORS. 2. Check that CONNECTORS CN43 - CN76 and CN43 - CN77 on the PAPER POSITION SENSORS and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install new PAPER POSITION SENSORS.



“Sensor Error 05” Possible Cause The CONTROLLER BOARD AY is malfunctioning.


“Sensor Error 09” or “Sensor Error 10” Possible Cause The PAPER EDGE SENSOR on the PAPER EDGE SENSOR AY is disconnected or malfunctioning.

Action 1. Use the diagnostics to check the operation of the PAPER EDGE SENSOR. 2. Check that CONNECTORS CN45 - CN82 on the PAPER EDGE SENSOR and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install a new PAPER EDGE SENSOR AY.


DG2842-1 – 17JUL06


7

DIAGNOSTICS

“Sensor Error 11” or “Sensor Error 12” The PINCH ROLLER UP/DOWN SENSOR is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the PINCH ROLLER UP/DOWN SENSOR. 2. Check that CONNECTORS on the PINCH ROLLER UP/DOWN SENSOR are connected correctly. 3. If necessary, install a new PINCH ROLLER UP/DOWN SENSOR.



“Sensor Error 13” or “Sensor Error 14” The FEED IN PINCH SENSORS are disconnected or malfunctioning.

1. Check that the connectors for the FEED IN PINCH SENSORS are connected correctly at both ends. 2. If necessary, install a new FEED IN PINCH SENSOR AY.

The FEED IN PINCH MOTOR is disconnected or malfunctioning.

1. Check that the FEED IN PINCH MOTOR is connected correctly at both ends. 2. Check the FEED IN PINCH MOTOR in the diagnostics. When the MOTOR is up, both SENSOR 1 is “off” and SENSOR 2 is “on”. When the MOTOR is down, SENSOR 1 is “on” and SENSOR 2 is “off”. 3. If necessary, install a new FEED IN PINCH MOTOR.



“Sensor Error 15” or “Sensor Error 16” The PAPER POSITION SENSORS are disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the PAPER POSITION SENSORS. 2. Check that CONNECTORS CN43 - CN76 and CN43 - CN77 on the PAPER POSITION SENSORS and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install new PAPER POSITION SENSORS.



“Sensor Error 17”, “Sensor Error 18”, or “Sensor Error 19” Possible Cause The CONTROLLER BOARD AY is malfunctioning.

8


17JUL06 – DG2842-1

Error Codes

“Sensor Error 20” The COVER OPEN SENSOR is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the COVER OPEN SENSOR. 2. Check that CONNECTORS CN50 - CN91 on the COVER OPEN SENSOR and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install a new COVER OPEN SENSOR.



“Sensor Error 21” The PINCH ROLLER SENSOR AY is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the PINCH ROLLER SENSOR. 2. Check that CONNECTORS CN44 - CN80 and CN44 - CN81 on the PINCH ROLLER SENSOR AY and the JUNCTION BOARD AY are connected correctly. 3. If necessary, install a new PAPER LEAD EDGE DETECTION SENSOR.

The PINCH ROLLER MOTOR AY is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the PINCH ROLLER MOTOR. 2. Check that CONNECTORS CN12 - CN64 - CN69 on the PINCH ROLLER MOTOR AY and the CONTROLLER BOARD AY are connected correctly. 3. If necessary, install a new PINCH ROLLER MOTOR AY.



“Sensor Error 23” The RIBBON TAKE-UP SENSOR AY is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the RIBBON TAKEUP SENSOR. 2. Check that CONNECTORS for the SENSOR AY are connected correctly at both ends. 3. Rotate the DECODER. 4. If necessary, install a new RIBBON TAKE-UP SENSOR AY.


DG2842-1 – 17JUL06


9

DIAGNOSTICS

“Sensor Error 24” The RIBBON SUPPLY SENSOR AY is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the RIBBON SUPPLY SENSOR. 2. Check that CONNECTORS for the SENSOR AY are connected correctly at both ends. 3. Rotate the DECODER. 4. If necessary, install a new RIBBON SUPPLY SENSOR AY.



“Temperature sensor error 01”, “Temperature sensor error 02”, “Temperature sensor error 03”, or “Temperature sensor error 04” Possible Cause The JUNCTION BOARD AY is disconnected or malfunctioning.

Action 1. Check that CONNECTORS CN11 - CN40 on the CONTROLLER BOARD AY and the JUNCTION BOARD AY are connected correctly. 2. If necessary, install a new JUNCTION BOARD AY.

The HEAD THERMISTOR is disconnected or malfunctioning.

1. Use the diagnostics to check the operation of the HEAD THERMISTOR. 2. Check that the CONNECTORS on the THERMAL HEAD and the CONTROLLER BOARD AY are connected correctly. 3. If necessary, install a new THERMAL HEAD.


Install a new CONTROLLER BOARD AY.

“Paper Jam 01” Possible Cause

Action

The PAPER EMPTY SENSOR is disconnected or malfunctioning.

1. Check that the SENSOR is connected correctly at both ends.


1. Upgrade the FIRMWARE for the PRINTER.

2. If necessary, install a new PAPER EMPTY SENSOR. 2. If necessary, install a new CONTROLLER BOARD AY.


Action

The PAPER EDGE SENSOR is disconnected or malfunctioning.




10

2. If necessary, install a new PAPER EDGE SENSOR. 2. If necessary, install a new CONTROLLER BOARD AY.

17JUL06 – DG2842-1

Error Codes

“Paper Jam 03”, “Paper Jam 04”, or “Paper Jam 05” Possible Cause

Action

The PAPER EDGE SENSOR is dirty or malfunctioning.

1. Clean the PAPER EDGE SENSOR.

The PAPER FEED MAIN MOTOR AY is disconnected or malfunctioning.

1. Check that CONNECTOR CN6 on the PAPER FEED MAIN MOTOR AY and the CONTROLLER BOARD AY is connected correctly.

2. If necessary, install a new PAPER EDGE SENSOR.

2. If necessary, install a new PAPER FEED MOTOR AY. The PAPER FEED SUB-MOTOR AY is disconnected or malfunctioning.

1. Check that CONNECTOR CN7 on the PAPER FEED SUBMOTOR AY and the CONTROLLER BOARD is connected correctly. 2. If necessary, install a new PAPER FEED SUB-MOTOR AY.

The CONTROLLER BOARD AY is malfunctioning


“Paper Jam 53”, “Paper Jam 65”, “Paper Jam 69”, or “Paper Jam 6A” Possible Cause

Action

The PAPER POSITION SENSOR is disconnected or malfunctioning.




2. If necessary, install a new PAPER POSITION SENSOR. 2. If necessary, install a new CONTROLLER BOARD AY.

“Paper Jam 6B” Possible Cause

Action

The TOP SENSOR is disconnected or malfunctioning.




2. If necessary, install a new TOP SENSOR. 2. If necessary, install a new CONTROLLER BOARD AY.


Action







Action





DG2842-1 – 17JUL06

2. If necessary, install a new PAPER POSITION SENSOR. 2. If necessary, install a new CONTROLLER BOARD AY. 11

DIAGNOSTICS


Action

The PAPER SIZE SENSOR is disconnected or malfunctioning.




2. If necessary, install a new PAPER SIZE SENSOR. 2. If necessary, install a new CONTROLLER BOARD AY.


Action







Action







Action

The PAPER SIZE SENSOR is disconnected or malfunctioning.




2. If necessary, install a new PAPER SIZE SENSOR. 2. If necessary, install a new CONTROLLER BOARD AY.


Action





12


17JUL06 – DG2842-1

Error Codes

“Paper Empty” Possible Cause The PAPER EMPTY SENSORS and PAPER SIZE SENSORS are dirty. The PAPER EMPTY SENSORS and PAPER SIZE SENSORS are disconnected or malfunctioning.

Action Clean the PAPER EDGE SENSORS and PAPER SIZE SENSORS. 1. Check that CONNECTORS CN43 - C78 and CN43 - CN79 on the PAPER EMPTY SENSORS and PAPER SIZE SENSORS and the JUNCTION BOARD AY are connected correctly. 2. If necessary, install new PAPER EMPTY SENSORS and PAPER SIZE SENSORS.



“Incorrect ribbon” Possible Cause

Action

The incorrect type of RIBBON is installed.

Install the correct RIBBON.

The BAR CODE on the RIBBON is missing or has damage.

Install a new RIBBON.



“Ribbon Empty” Possible Cause The COLOR SENSOR is dirty. The COLOR SENSOR is disconnected or malfunctioning.

Action Clean the COLOR SENSOR. 1. Check that CONNECTOR CN14 - CN1 on the COLOR SENSOR and the CONTROLLER BOARD AY is connected correctly. 2. If necessary, install a new COLOR SENSOR.



“Incorrect Paper” Possible Cause The PAPER EDGE and PRINT POSITION SENSORS are dirty. The PAPER LEAD EDGE SENSOR is disconnected or malfunctioning.

Action Clean the PAPER EDGE and PRINT POSITION SENSORS. 1. Check that CONNECTORS CN45 - CN82 on the PAPER LEAD EDGE SENSOR and the CONTROLLER BOARD AY are connected correctly. 2. If necessary, install a new PAPER LEAD EDGE SENSOR.


DG2842-1 – 17JUL06


13

DIAGNOSTICS

“Cover Open” Possible Cause The COVER OPEN SENSOR is disconnected or malfunctioning.

Action 1. Check that CONNECTORS CN50 - CN91 on the COVER OPEN SENSOR and the JUNCTION BOARD AY are connected correctly. 2. If necessary, install a new COVER OPEN SENSOR.



“Paper Cover Open” Possible Cause The PAPER COVER OPEN SENSOR is disconnected or malfunctioning.

Action 1. Check that CONNECTORS for the SENSOR are connected correctly at both ends. 2. Check the SENSOR in the diagnostics. If the PAPER COVER is open, the SENSOR is “off”. If the PAPER COVER is closed, the SENSOR is “on”. 3. If necessary, install a new PAPER COVER OPEN SENSOR.


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17JUL06 – DG2842-1

Troubleshooting

Section 3: Troubleshooting Image Quality Description Scratches are visible on the paper.

Possible Cause The paper path is dirty.

Action Clean: • THERMAL HEAD • GUIDE BAR • PINCH ROLLER

• Part of the print is blocked.

The THERMAL HEAD AY is disconnected or malfunctioning.

• The print color is not correct.

1. Check that CONNECTORS CN3 - CN22 on the THERMAL HEAD and the CONTROLLER BOARD AY are connected correctly. 2. If necessary, install a new THERMAL HEAD.


1. Upgrade the FIRMWARE for the PRINTER. 2. Do a “Tone Table Reset”. 3. If necessary, install a new CONTROLLER BOARD AY.

• Horizontal streaks appear on the print.

A TIMING BELT is loose or malfunctioning.

• The image is compressed.

1. Adjust the TIMING BELT for the ADVANCE ROLLER, TIMING BELT for the FEED ROLLER, and the TIMING BELT for the PAPER ROLL. See the ADJUSTMENTS AND REPLACEMENTS. 2. If necessary, install a new TIMING BELT.

The prints are blank.

The PAPER FEED MAIN MOTOR AY is malfunctioning.

Install a new PAPER FEED MAIN MOTOR AY.

The PAPER FEED SUB-MOTOR AY is malfunctioning.

Install a new PAPER FEED SUB-MOTOR AY.



The THERMAL HEAD is disconnected or malfunctioning.

1. Check that CONNECTORS CN3 - CN22 on the THERMAL HEAD and the CONTROLLER BOARD AY are connected correctly.

2. If necessary, install a new CONTROLLER BOARD AY.

2. If necessary, install a new THERMAL HEAD. The voltage for the THERMAL HEAD is not correct.

1. Check the voltage for the THERMAL HEAD. See the ADJUSTMENTS AND REPLACEMENTS. 2. If necessary, install a new THERMAL HEAD.


DG2842-1 – 17JUL06


15

DIAGNOSTICS

Description The image is not complete.

Possible Cause

Action

The PLATEN AY is dirty.

Clean the PLATEN AY.

The PAPER FEED CLEANING ROLLER is dirty.

Clean the PAPER FEED CLEANING ROLLER.

The PAPER EJECTION CLEANING Clean the PAPER EJECTION CLEANING ROLLER is dirty. ROLLER. The THERMAL HEAD is disconnected or malfunctioning.




The paper is not cut correctly.

The PAPER CUTTER AY is malfunctioning.

1. Install a new ROLLING BLADE AY.

Folds appear on the print.

The voltage for the THERMAL HEAD is not correct.

1. Check the voltage for the THERMAL HEAD. See the ADJUSTMENTS AND REPLACEMENTS.

2. If necessary, install a new PAPER CUTTER AY.

2. If necessary, install a new THERMAL HEAD. The FAN for the THERMAL HEAD is disconnected or malfunctioning.

1. Check that CONNECTORS CN12 - CN63 CN70 on the FAN for the THERMAL HEAD and the CONTROLLER BOARD AY are connected correctly. 2. If necessary, install a new FAN for the THERMAL HEAD.

The THERMAL HEAD is disconnected or malfunctioning.


Vertical streaks appear on the print.



The THERMAL HEAD is dirty.

Clean the THERMAL HEAD.

The STRIPPER PLATE behind the Clean the STRIPPER PLATE. THERMAL HEAD is malfunctioning. The PINCH ROLLER AY is blocked. Remove any obstruction between the PINCH ROLLER AY and the ADVANCE ROLLER AY. The PAPER FEED CLEANING ROLLER is dirty.

Clean the PAPER FEED CLEANING ROLLER AY.

The PAPER EJECTION CLEANING Clean the PAPER EJECTION CLEANING ROLLER is dirty. ROLLER.

16

17JUL06 – DG2842-1

Troubleshooting

Description The print registration is not correct.

Possible Cause A TIMING BELT is loose or malfunctioning.

Action 1. Adjust the TIMING BELT for the ADVANCE ROLLER, TIMING BELT for the FEED ROLLER, and the TIMING BELT for the PAPER ROLL. See the ADJUSTMENTS AND REPLACEMENTS. 2. If necessary, install a new TIMING BELT.



The RIBBON WINDING MOTOR AY Install a new RIBBON WINDING MOTOR AY. is malfunctioning. The CONTROLLER BOARD AY is malfunctioning. The print is too light or too dark.


The value for the Print Density is not Check the value for the Print Density. See the correct. ADJUSTMENTS AND REPLACEMENTS. The THERMAL HEAD is disconnected or malfunctioning.


The voltage for the THERMAL HEAD is not correct.

1. Check the voltage for the THERMAL HEAD. See the ADJUSTMENTS AND REPLACEMENTS. 2. If necessary, install a new THERMAL HEAD.



Power Description The PRINTER does not energize.

Possible Cause The POWER CORD is not connected correctly. The voltage for the DC POWER SUPPLY is not correct.

Action Check that the POWER CORD is connected correctly at both ends. 1. Check the voltage for the DC POWER SUPPLY. See the ADJUSTMENTS AND REPLACEMENTS. 2. If necessary, install a new DC POWER SUPPLY.

The POWER SWITCH is malfunctioning. The FAN for the DC POWER SUPPLY does not rotate.

The voltage for the DC POWER SUPPLY is not correct.

Install a new POWER SWITCH. 1. Check the voltage for the DC POWER SUPPLY. See the ADJUSTMENTS AND REPLACEMENTS. 2. If necessary, install a new DC POWER SUPPLY.

DG2842-1 – 17JUL06

17

Troubleshooting

OPERATOR PANEL Description The LCD displays continually or it does not display.

Possible Cause The LCD BOARD AY is disconnected or malfunctioning.

Action 1. Check that CONNECTORS CN21 - CN3 on the LCD BOARD AY and the CONTROLLER BOARD AY are connected correctly. 2. Install a new LCD BOARD AY.



The voltage for the DC POWER SUPPLY is not correct.

1. Check the voltage for the DC POWER SUPPLY. See the ADJUSTMENTS AND REPLACEMENTS.

2. If necessary, install a new CONTROLLER BOARD AY.

2. If the problem continues, install a new DC POWER SUPPLY. The BUTTONS on the OPERATOR PANEL are malfunctioning.

The LCD BOARD AY is disconnected or malfunctioning.

1. Check that CONNECTORS CN21 - CN3 on the LCD BOARD AY and the CONTROLLER BOARD AY are connected correctly. 2. Install a new LCD BOARD AY.

The CONTROLLER BOARD AY is malfunctioning. • The lights on the The LCD BOARD AY is OPERATOR PANEL disconnected or malfunctioning. do not illuminate when the PRINTER is energized. The CONTROLLER BOARD AY is • The light for “Power” malfunctioning. illuminates, but the LCD does not display.

Kodak is

Printed in U.S.A. • dg2842_1.fm

EASTMAN KODAK COMPANY Rochester, NY 14650

Install a new CONTROLLER BOARD AY. 1. Check that CONNECTORS CN21 - CN3 on the LCD BOARD AY and the CONTROLLER BOARD AY are connected correctly. 2. If necessary, install a new LCD BOARD AY. 1. Upgrade the FIRMWARE for the PRINTER. 2. If necessary, install a new CONTROLLER BOARD AY.

a trademark of Eastman Kodak Company.

Diagnostic printer 68XX

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