Samsung CO88R Service Manual page 21

Troubleshooting
7-1-3 Method for checking 0 point
Items to check:
Value at 0 point
Value of inclination Regulation for CANCEL + LESS (
7-1-4 Details of functions of Weight Sensor
7-1-4-1. What is the weight sensor
1. The weight sensor detects weights of objects such as assembly to set automatically optimum heating
time according to the weight determined, contributing to improvement of operation.
7-1-4-2. Features
a. Configuration of plate-spring :
Onto the structure comprising electric pole on PC board and plate spring(sensor plate),assembly the
driving axle, and let the axle to move, with the action of spring, to move the spring to measure
weight.
b. Condenser measuring type :
This is a method to measure weight asthat, when a load is exerted on axle the plate spring(sensor
plate) on driving axle will come down to enlarge the gap away from the sensor electric pole on the
fixed PC board and thus the electrostatic capacity will be changed, by which the oscillation of weight
sensor PC board changed, and it allows to measure the weight by.
6-4
Confirmation key
Regulation for CANCEL + MORE (
simultaneously pressed.
simultaneously pressed.
RT motor
) key, Display of previous regulated value at 0
point, for example: 315
) key, Display of previous regulated value
of declination, for example: 49
L
o
a
d
axle
Frame
PC(Sensor pole)
Panel(Sensor Panel)
Confirmation
Fixed axle
Driving axle
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