Input Checking Method - Brother BAS-342G Service Manual

2. FUNCTION SETTINGS

2-7. Input checking method

Use this to check for any malfunctions of the operation panel keys, circuit boards or sensors, and for checking for broken
cords and for adjusting sensor positions.
You can check whether the CPU is correctly reading the signals from keys and sensors.
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1. While pressing the
* Keep pressing the
The check code will be displayed in the PROGRAM No. display (2), and the input status will be displayed in the menu
display (3).
2. Press the key (1) or
If no operations are carried out for 5 seconds after a check code has been selected, the check code and the abbreviated
input name will flash alternately in the PROGRAM No. display (2).
3. Refer to the input check list for key and sensor responses.
4. To return to normal operation, turn off the power switch and then turn it back on again.
<Input check list>
PROGRAM No. display
Check code Name
[ 1] [orX]
[ 2] [EnX]
[ 3] [orY]
[ 4] [EnY]
[ 5] [orP]
[ 6] [EnP]
[ 7] [Enn]
17
key (1), turn on the power switch.
key (1) until the model name is displayed and the buzzer beeps once.
key (4) to select the desired check code.
Menu display
Input status
[ H] / [ L]
[-999] - [999]
[ H] / [ L]
[-999] - [999]
[ H] / [ L]
-
[-999] [999]
-
[ 0] [179]
Check item and checking method
X-axis motor home position sensor signal
Move the feed mechanism by hand in the X direction.
X-axis motor encoder counter value
Move the feed mechanism by hand in the X direction.
Y-axis motor home position sensor signal
Move the feed mechanism by hand in the Y direction.
Y-axis motor encoder counter value
Move the feed mechanism by hand in the Y direction.
Work clamp motor home position sensor signal
Operate the work clamp motor by hand.
Work clamp motor encoder counter value
Operate the work clamp motor by hand.
Upper shaft 180 degree rotation signal
Turn the pulley by hand.
BAS-342G
4566Q