Safer PR90 Maintenance Manual page 104

Globalis International
6.3.13. ROLLER SUPPORT TRAY DISASSEMBLY/REASSEMBLY
－ Remove the printer case (6.3.1)
－ Remove the mechanical assembly (6.3.4)
－ Remove the upper part of the mechanical assembly (6.3.5).
－ Remove the six screws and then extract the tray.
6.3.14. MAIN BOARD DISASSEMBLY/REASSEMBLY
－ Power off the machine and unplug the power cord from the electrical
outlet.
－ Remove the mechanical assembly (6.3.4)
－ Unplug the power supply cable that connects the main board to the
power supply assy.
－ Remove the optional interface card (if installed).
－ Remove the five screws that secure the main board to the base.
－ Unscrew the two connection screws of the standard serial port.
－ Remove the iron shield.
－ Extract the main board from the base of the printer.
NOTE: During reassembly, make sure to correctly reposition the connectors.
PR9 SERVICE MANUAL-VER1.1
Fig. 6-8
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