Tof Sensor's Voltage Adjustment - Fujitsu DL7600 Maintenance Manual

(4) TOF sensor's voltage adjustment

Note This adjustment should be done after card guide adjustment is finished.
Please make sure any dust has cleaned under the TOF sensors.
1. Turn the printer power on, then the carriage escape to the maximum gap and move and stop the ribbon
replacing position.
2. Enter adjustment mode.
Turn the power on while pushing " "SW and " "SW of operation panel. Then printer enters the adjustment
mode. Any motors don't move in this mode.
3. Adjust the volume resistance shown below, so that states on the table is satisfied
TOFL
Name of sensor
TOFL
TOFR
4. Adjustment has finished. Then turn the power off.
For reference
Output voltage when LED lights steadily is 0.65～0.75V.
If the paper exists, LED is blinking.
Figure 4.96 adjusting TOFL/R output level
Name of LED
HI IMPACT When paper is out of the printer, LED should
light steadily.
ONLINE
TOFR
Remark
117
TOFL TOFR