Here is the content of the chat, hopefully it helps you too! Christina is the tech support person.
Christina: Let us perform some steps to isolate the issue and find a fix for it.
Christina: Please perform the following steps and let me know the message that will be displayed on the printer.
Christina: A. - Press and hold the “*” key.
B. - Press the “#” key and release both keys.
Display should say “Enter Special Key Combo”
C. - Press and release in sequence the “1”, “2” and “3” buttons.
CustomerName: ok
Thursday, April 14, 2011
Ink System Failure HP Photosmart C6180
Replacing Parts Samsung CLP-510
Start up the machine with push in the buttons "online" and "cancel"
--You will see the message "Download mode press online key"
Press about 15 times the "menu" key
--You will see the message "Uncheck consumable mode"
Press about 15 times "menu" and 5 times "enter"
--You will see "Press access key"
Press a few enters
Press 3 times "cancel"
Go to the EDC mode
-- you will see "press access key"
Press "cancel"
Go to maintenance and initialize the parts you like to reset.
Error Officejet G85 Scanner
Removing the Service Station
1. Unplug the connector from the carriage drive motor.
2. Unplug the connector from the main electronics board.
3. Viewed from the front, remove the red screw from right side of the service station.
4. Remove the screw in the vertical frame to the right of the carriage drive motor.
5. Remove the screw in the vertical frame to the left of the belt tensioner.
6. Looking from the top, remove the two screws going through the carriage rod.
7. The vertical frame will now hinge up and come free of mechanism.
8 Looking from the front, there is a large latch on the right side of the service station. The wiring obscures it. Using a slot style screwdriver, release the latch and the service station will rotate CCW and lift out. Unplug the motor connector to free the service station from the mechanism.
Xerox Phaser 7700 Fixed quality
From the front panel’s Printable Pages
Menu, select Service Pages, then select Print Repeating Defects Pages.
2. Swap the Print Cartridges. If the defect still appears in the same color, the
problem is the developer. If the banding traveled, it is the print cartridge. All
colors is a problem with the Accumulator Belt.
3. Replace the Accumulator Belt Assembly (RRP 35, on page 7-180).
4. If the banding frequency is high (.5 mm), replace the Laser Unit
Reset for Samsung ML-1660
1.I Remove Other All USB Device Except Mouse.
2.TurnOff Computer.Join The Printer While Computer Is Still Close.
3.Open The Computer.
4.At Printer,I Press One Click Print Buttom.At Print Paper I Also Saw Printer Condition Page.
5.Run The f1660.exe.While Running I don't know this language,I see all word is I can read only V30 Original Firmware Version & V30 Patch Firmware Version.Appear dos window and See Press Any Key To Continue."Need To Press Any Key"
6.I click V30 Patch Fireware Version.And Watch At Printer,After a few seconds, the LED glows orange on the printer,Then Green light blinks 3...4 Time,& Then Still Green.