HP 1055CMHP - Manual (Page 129)

Service Calibrations
5-13 HP DesignJets 1050C and 1055CM Printers Service Manual
4. Roller Mark Position
The purpose of this Service Calibration is to calibrate the Mark
Encoder which is located on the Drive Roller.
Perform the Roller Mark Position Calibration whenever:
n Carriage is disassembled or replaced.
Perform the Roller Mark Position Calibration as follows:
NOTE Make sure that you unload the media from the Printer before
performing this calibration.
1 In the Service Calibrations submenu, scroll to "4. Roller mark
position" and press Enter.
2 The following message will appear asking you to confirm the operation.
Select ACCEPT if you want to continue the Roller Mark Position
Calibration, or select CANCEL if you want to cancel the it. Press Enter once
the selection has been made
.
3 If you selected to continue, the calibration will start and the
following message will appear on the front panel:
Top
Enter
Back
↑
↓
Press Enter
Service Calibrations
5. Pen to Paper Spacing...
1. Accuracy cal...
2. Line sensor cal...
3. Service station...
4. Roller mark position...
Make Selection
4. Roller Mark Position
Cancel
Accept
Top
Enter
Back
↑
↓
Press Enter
Make Selection
mark calibration
Performing roller
Please wait