Page 3-5
OLYMPIC SMART SCALE
®
Model 20/25
Service
See
Troubleshooting
on page 3-17 to determine the most likely
cause of a problem.
If an internal component needs to be tested, remove the scale
enclosure according to
Disassembly
on page 3-5 and then
follow the instructions in
Problems & Solutions
on page 3-9.
If the loadcell is damaged, return the scale to Olympic Medical
for service.
After identifying a problem PCB, see
Removing Internal Compo-
nents
on page 3-12.
NOTE:
Do not remove PCBs for troubleshooting.
Disassembly
WARNING: Electrical shock hazard when enclosure is
removed. Disconnect power cord from electrical outlet
before cleaning or servicing.
CAUTION: PC boards contain static-sensitive parts.
Always use appropriate ESD protection when enclosure
is removed.
1. Turn the scale off and disconnect power cord from electrical
outlet.
2. Remove tray by unscrewing four Phillips screws holding tray
legs (
Fig. 3F
).
Tray Leg
Phillips screw
Tray Mount
Fig. 3F
Summary of Contents for SMART SCALE 20
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Page 35: ...Page 3 19 OLYMPIC SMART SCALE Model 20 25 OVERALL WIRING DIAGRAM DRAWING NO 700157 Rev A ...
Page 39: ...Page 3 23 OLYMPIC SMART SCALE Model 20 25 SCHEMATIC POWER SUPPLY BOARD DRAWING NO 700213 REV ...
Page 41: ...OLYMPIC SMART SCALE Model 20 25 Page 3 25 MAIN PCB DRAWING DRAWING NO 401193 Rev ...
Page 42: ...Page 3 26 OLYMPIC SMART SCALE Model 20 25 SCHEMATIC DISPLAY BOARD DRAWING NO 700143 Rev A ...
