SATO M84PRO Service Manual page 108

Section 8: Adjustment Procedures
NOTE: Refer to TP Test Module Usage in the Troubleshooting section for
additional instruction on test module use.
4 Turn dial (3) on test module (1) to position number 5.
5 Connect the positive (+) probe of the multimeter to pin SIG (4) on test module (1).
6 Connect the negative (-) probe of the multimeter to pin GND (5) on test module (1).
7 Ensure the millimeter is set for DC voltage reading.
8 Place the label backing only in position to be read by the sensor.
9 Adjust VR4 potentiometer so that the multimeter value is less than 0.5 volts.
10 Replace the label backing with a label in position to be read by the sensor.
11 Regard the millimeter for a value of +1.0 volts more than the prior value read.
12 Repeat steps 8 through 11 until the value is +1.0 volts.
13 Test print labels to ensure proper function.
14 Disconnect test module (1) from main circuit board (2) and replace housing covers.
NOTE: Figure 10-1 in the Diagrams & Schematics section provides guidance
on housing cover installation.
M84Pro Service Manual
2
Figure 8-9, Label Sensor Adjustment
PN 9001111A
0
1
8
2
7
3
3
6
4
5
1
5 4
0
1
8
2
7
3
6
5 4
1
Page 8-12