HP DesignJet T730

Other potential parts
associated:
None
Corrective action: How to solve. Remote troubleshooting (call agent)
1. Reboot the unit. If the problem persists, clean the encoder strip, see Clean the Encoder Strip
on page 531.
2. If the issue is not solved, open the PHA door and check if there’s any paper strips blocking
either the carriage or the SVS.
3. Go to Diagnostic Menu, see Entering the support menus on page 182 and run Carriage Servo
diagnostic, see 4.3 Carriage servo on page 187.
Onsite troubleshooting and solution (service engineer)
1. Check encoder strip, scan axis and service station parts.
2. Depending on the failing subsystem, any one of them may need replacing.
System error: 0955-0050
Problem description: Line sensor failure
Other potential parts
associated:
Carriage PCA, Trailing Cable, Main PCA
Corrective action: How to solve. Remote troubleshooting (call agent)
1. Switch o the printer, 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 Diagnostic Menu and run the Line Sensor diagnostic, see 4.7 Line Sensor (or ZIM, Spot
sensor) on page 192.
4. The call agent should arrange a service engineer visit to change the Line Sensor assembly;
follow the onsite troubleshooting below.
●
Line Sensor
5. If a dierent system error is displayed then the call agent should perform the applicable
troubleshooting procedure.
Onsite troubleshooting and solution (service engineer)
1. Go to Support Menu (see Entering the support menus on page 182) and run the Line Sensor
diagnostic, see 4.7 Line Sensor (or ZIM, Spot sensor) on page 192.
2. Remove the covers and check that the cable of the line sensor is connected to the Carriage PCA
and it is not damaged. If the cable is not connected then reconnect it, and power on the printer
again to check whether the error has disappeared.
IMPORTANT: If the cable is damaged then replace the Line Sensor, see Carriage Line Sensor
on page 402.
●
Line Sensor
3. Clean the Line Sensor and try again, see Clean the Carriage Line Sensor on page 530.
4. Replace the Carriage Assembly, see Carriage and Belt on page 344.
ENWW System error codes 97