SATO TG308, Руководство по обслуживанию

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Section 6: Checks and Adjustment Procedures
TG3 Series Service Manual
Page 6-31
6.10 ADJUSTING CUTTER SENSORS (Cont’d)
5.
Turn on the power and use a micro driver to adjust the
VR1
potentiometer of the cutter position sensor until
the readings of the multimeter satisfied the following condition.
With the white slider positioned at the
SEN1
, adjust the
VR1
potentiometer until the reading of the multim-
eter is +0.5V or below.
With the white slider positioned away from
SEN1
, adjust the
VR1
potentiometer until the reading of the
multimeter is +4.0V or more.
6.
Turn off the power. Connect
[+]
probe to
Pin 1
of
CUT-SW
connector, and
[ - ]
probe to
Pin 4 (SG)
of
CUT-
SW
connector. Shift the white slider to
SEN2
sensor position.
7.
Turn on the power. While setting the white slider at
SEN2
sensor or away the sensor, use a micro driver to
adjust the
VR2
potentiometer of the cutter position sensor until the readings of the multimeter satisfied the
following condition.
8.
If you are having difficulty adjusting the sensor properly, clean the sensor portion and check the connector
connection. If the problem persists, replace the sensor PCB.
9.
Turn off the power and install the cutter unit.
Notes:
• Be careful not to hurt your fingers with the circle cutter. For your safety, turn off the power before setting the
sensor plate.
• Touching other connector pins may result in short circuit. Turn off the power first when setting the probe for
measurement.
Table of normal performance values:
Low level (with slider): +0.5V or below
High level (without slider): +4.0V or more