Datecs EP-50H, Service Manual, Page: 7 / 40

7
Service Manual
3. DISASSEMBLY AND REASSEMBLY
In case of maintenance work, observe the following:
CAUTION
y
If the printer functions properly, do not disassemble, reassemble, or adjust it. Particularly, do not loosen
each setscrew unless required.
y
After inspecting the printer, be sure to confirm that it is free from error.
y
Never try to print without setting the printing paper in the printer. Confirm that it is properly set.
y
In case of maintenance work, be careful not to leave the used parts or screws in the printer.
y
When handling the thermal head or control board, do not wear the gloves which will easily cause static
electricity. Prior to handling it, discharge static electricity from your body.
Also, never conduct maintenance work in a place where the printer will be easily electrified.
y
When disassembling and reassembling, check the cords and boards for any damage, and do
not cable or fix them in an inappropriate manner by force.
y
Never carry out maintenance work with the power turned on.
3.1 Disassembly Procedure
1. Prior to Disassembly
y
Disconnect all the cables from the rear of the main body. For your safety, unplug a power cord from a plug
socket.
y
Leave the printer cover attached.