Maintenance Manual SP 40
Rev. 005
81
Chapter 4
Service Maintenance
4.9 Troubleshooting
This chapter is intended to help technical people in the fault finder.
The recommended sequences for the printer fault detection are:
• To observe initializing procedure and led status.
• To check power malfunctions.
• To run the T&D (Test and Diagnostic) procedure.
• If necessary, run the HEXADECIMAL dump procedure (see 4.8.4 here below).
At any stage where appropriate, refer to the troubleshooting guide.
4.9.1 Hexadecimal Dump
Power on the printer pushing "STATION 2" key to put the printer in Hex Dump mode.
The printer will remain in Hex Dump mode until next power off.
The left part of the printout is showing data in the normal appearance.
The right part of the printout is showing data in their HEX VALUES.
4.9.2 Printer Errors
When an error occurs on the printer, the kind of errror identification can be done looking at the leds
configuration on the panel.
These errors can be divided into two main groups:
• Recoverable errors
• Not recoverable errors
4.9.2.1 Recoverable Errors
When an error of this kind occurs, the printer enters in WAIT status and the STATION 1 and STATION 2 leds
are flashing together and the ON LINE led is unlit (Not Ready), POWER ON led is lit.
Errors of this kind can be (the messages below are visible if the O.P. with display will be installed):
• Ribbon Blocked
• Carriage fault/Print Integrity
• Park is not succesfully
• Eject is not succesfully
• Push-front jam sensor fault
• Push-rear jam sensor fault
• Cover open
• Out of paper
• Input buffer overflow
• DSR signal fault
• Serial i/f parity error
• Serial i/f framing error
• Serial i/f overrun error
• Generic communication error
All these errors can be reset pressing the ON LINE key or through specific actions to remove the problem and
nextly pressing the ON LINE key.
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