HP DesignJet T730

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Main PCA
Onsite troubleshooting and solution (service engineer)
1. Replace the Main PCA, see Main PCA on page 311.
2. Switch on the printer and go to Extended Support Menu o Extended Support Menu. Select
RTC Battery Expired option from the Reset Menu in order to reset the RTC battery expired
ag.
3. Go back and select Set Date and Time from the Service Menu Set the correct date and time.
System error: 0004-0001
Problem description: Printer Bundle Board communication failure or malfunction
Other potential parts
associated:
Bundle FFC, Main PCA
How to solve. How to solve. Remote troubleshooting (call agent)
1. Switch the power o and disconnect the power cord. Reconnect the power cord and power on
the printer.
2. The call agent should arrange a service engineer visit to change the Bundle PCA and follow
steps below on Onsite Troubleshooting:
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Printer Bundle Board
3. 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. Remove covers and check that all the cables in the Bundle PCA and associated parts are
correctly connected, and that none of them is damaged. If any cable is disconnected then
reconnect it, and power on the printer again to check whether the system error has
disappeared. Important note: If any cable is damaged then order a Cable Service Kit:
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Cables Sk
2. Replace the Bundle PCA, see Bundle Board on page 406.
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Printer Bundle Board
3. Replace the Bundle FFC cable, see Bundle Board FFC cable on page 408.
4. Replace the Main PCA (MPCA See Main PCA on page 311)
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Main PCA
System error: 0008-0001
Problem description: Front Panel does not respond
ENWW System error codes 77