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English
10. Troubleshooting
When the unit does not work properly, check the following before calling Sony Precision
Technology Representative for service.
•
Turn off the power switch and turn it on 1 to 2 minutes later.
•
Check the connection and continuity of the power cable.
•
Check for the proper range of power voltage.
•
Check the connection and continuity of the power cable.
•
Check for high level noises.
(Replace with a normal axis.)
•
Turn off the power switch and turn it on 3 seconds later.
•
Perform resetting operation.
•
Check the scale signal connector is secured by screws.
•
Check the conduit cable is not damaged or disconnected.
•
Check to see if the scale has moved faster than the maximum response speed.
•
Check for any severe vibration.
•
Check for high level noises.
(Replace with a normal axis.)
•
Turn off the power switch and turn it on 3 seconds later.
•
Perform resetting operation.
•
Turn off the power switch and turn it on 3 seconds later.
•
Check to see if the scale signal connector is loosely coupled.
(Replace with a normal axis.)
•
Turn off the power switch and turn it on 3 seconds later.
•
Check to see if the scale signal connector is loosely coupled.
•
Check for poor grounding due to rust or breakage.
•
Check the power voltage is in the specified range.
(To keep power voltage within the specified range, use an automatic AC
voltage regulator.)
•
Check that the grounding is made correctly.
•
Check to see if the unit occasionally miscounts.
•
Check for any mechanical trouble that may affect accuracy.
(Any trouble due to machine adjustment, deflection or play).
•
Check to see if the temperature difference between the scale, machine and
workpiece is great.
The power cannot be turned on.
(Unstable power connection)
is displayed.
(Alarm)
is displayed.
(Alarm)
No counting
Erroneous counting
Accuracy cannot be obtained
Cleaning
To clean the display and casing:
To remove heavy dirt:
alcohol
thinner
benzine
Use dry cotton cloth
Use diluted neutral detergent
Do not use
mm
INC
mm
INC
0
1
2
3
4
5
6
7
8
9
X
P
C
L
RESET
inch mm
LH61
S
Z
Y
X
F
Y
RESET
Z
RESET
BH
L
PRG
H
SET
START
REF
POWER
ON
OFF
INC
mm
neutral
detergent