SATO TG308, Service Manual

Page: 154 / 252

Section 6: Checks and Adjustment Procedures
Page 6-16
TG3 Series Service Manual
6.9 ADJUSTING AND CHECKING SENSORS (Cont’d)
2.
Disengage the
Head lock Lever
and the
Lid Latch
to allow media loading. Physically position the media,
with the label gap or tag hole rests over the
Gap/ Center hole sensor.
Note:
• To stabilize the sensor level, make sure the print head assembly is locked and the media is threaded
correctly.
• Avoid I-Mark when positioning the label gap on sensor.
3.
Press the
/ arrow
buttons to adjust the sensor level to
0.5V
or below and press the
FEED
button.
4.
Re-position the media, with the label or the tag is oriented over the sensor directly.
Note:
To stabilize the sensor level, make sure the print head assembly is locked and the media is threaded cor-
rectly.
5.
Confirm the new sensor level (Label/tag portion) to see if the difference between high level (Label/tag
portion) and low level (label gap or liner / tag hole portion) is
1.0V
or more.
6.
Press the /
arrow
buttons to switch to SLICE LEVEL adjustment screen. Press the
/ arrow
buttons
to adjust the slice level. Setting the slice level to
0.0V
enables automatic setting. The slice level can be set
within the range of
0.0V
to
3.2V
. Save changes by pressing the
FEED
button.
To calibrate the Gap/ Center hole sensor level with the potentiometer
NOTE:
Measure the sensor level directly in the
Maintenance
mode only. This is because the sensor
protection (measurement to prolong operating life) is enabled in the
ONLINE
mode.
These checking activities require the use of a multimeter and may be performed with or without the assistance
of the
SATO Test Module
.
Gap/ Center hole sensor