HP Designjet T120 - Page 56

Problem description:
Ink System Failure
Other potential parts
associated:
PHA, Service Station, Carriage PCA, Trailing Cables
Corrective action: Remote troubleshooting (call agent)
1.
This error never appears in the Front Panel, it is only logged into the Error History and it
is equivalent to the message:
There is a problem with the printer or ink system.
Turn printer off, then on. If the problem persists, contact HP.
2. See
Ink system hardware troubleshooting on page 79.
System error: 27:10
Problem description: Generic Printer Error
Other potential parts
associated:
Carriage PCA, Trailing Cables
Corrective action: Remote troubleshooting (call agent)
1.
This error occurs only when the printhead is detected as faulty during first printer
installation (Out Of the Box Experience). If it happens, follow printhead troubleshooting:
see
Printhead troubleshooting on page 80.
System error: 41:10
Problem description: Paper Servo error
Other potential parts
associated:
Feed Encoder Sensor PCA, Feed Index Sensor PCA, Feed Encoder Disk
Corrective action: Remote troubleshooting (call agent)
1. Switch the power off and disconnect the power cord. Reconnect the power cord and
power on the printer.
2. The call agent asks the customer to go to Support Menu by pressing the Power key
continuously for 15 seconds.
3. Go to 2 Diagnostics menu and run Paper Servo diagnostic, see
2.2 Paper servo
on page 107.
4. After running the diagnostic the printer will show one of these system errors:
◦
41.2:10 arrange a service engineer to replace Paper/Feed motor and follow the
Onsite Troubleshooting explained below, see
Paper Motor on page 211.
●
Paper Motor  CQ890-67036
◦
85.2:10: need to replace Feed encoder sensor PCA and follow Onsite
Troubleshooting explained on the 85.2:10 error .
5. The call agent should arrange a service engineer visit to replace the right part depending
on the system error.
Onsite troubleshooting and solution (service engineer)
1. Go to the Support Menu (see
Entering the support menus on page 102) and run
diagnostic 2.2 Paper Servo, see
2.2 Paper servo on page 107. If the system error
continues, remove covers and check that all the cables are well connected to the Main
PCA, specially the paper motor cable, and none of them are damaged. If any cable is
not connected then reconnect it, and power on the printer again to check whether the
48 Chapter 2 Troubleshooting ENWW