SERVICE MANUAL
Model: HRF-660S
3.5. Control panel box
1.Unplug the power cord from the outlet;
2.Lossening 4 screws fixed the control panel box cover;
3.Open the cover;
4. Replace or check the control panel if necessary.
3.6. Display panel
1.Unplug the power cord from the outlet;
2.Lossening 2 screws fixing the bottom of control panel
assembly;
3.Unplug the display panel;
4.Lossening 4 screws fixing the control panel.
Issue 2010-06-21
Rev. Ref0904S004V1
11