Ultra Electronics Ltd
Pronto Maintenance Manual
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SECTION 10.2
PRINT HEAD ELECTRONIC FAILURE.
If an internal electronic component has failed inside the Print Head, then this causes the printing elements to switch on or
off continuously. The Cards below show examples of electronic failure.
The Cards below show examples of electronic failure.
SECTION 10.3
REPLACING THE PRINT HEAD.
CAUTION
The following procedures involve contact with Electrostatic Sensitive Devices. All precautions for
handling Electrostatic Sensitive Devices should be followed at all times (including the use of a grounded
wrist
strap).
Switch the
Printer Off !
HOLD !