Panasonic WUME-SF4D-2, Instruction Manual

Page: 134 / 174

Troubleshooting
© Panasonic Industrial Devices SUNX Co., Ltd. 2016 134
Cause Remedy
[“ ” lights]
Synchronization error
Line synchro-
nization
Synchroniza-
t i o n + w i r e
( o r a n g e ) o r
synchronization
- wire (orange /
black) is short-
ed or broken.
Make sure that the synchroni wire (or-
ange) and synchronization - wire (orange / black)
are connected correctly.
The receiver
h a s g e n e r -
ated an error.
Check the operation of the receiver.
Optical syn -
chronization
Synchroniza-
tion wires are
connected us-
ing 8-core or
12-core cables.
For optical synchronization, use 5-core cables.
[“ ” blinks]
Emitter error
The other emitter connected
in series is locked out.
Check the digital indicator (yellow) of the other
emitter connected in series.
[“ ” blinks]
Effects of noise or power sup-
ply, or internal circuit failure.
The device is affected by
noise or the power supply.
An internal circuit has failed.
Check the noise environment of the device.
Check the connections, supply voltage, and pow-
er supply capacity.
If you are extending the synchroni wire
(orange) and synchronization - wire (orange /
black) using a cable other than the special-use
cable, use a 0.2mm
2
or more twisted pair cable.
If the problem persists, check the number that is
blinking in the digital indicator (yellow) and con-
tact our office.
[“ ” blinks]
Synchronization error
Receiver is in lockout state. Check an digital indicator (yellow) of receiver.
<Test indicator (orange) lights up>
Cause Remedy
Test state activated. (Error
state or interlock setting er-
ror.)
Digital indicator (yellow) is
blinking.
Check the number shown in the digital indicator.
Auto reset was selected with
the test / reset input wire
(pink) open.
<Using PNP output>
Connect the test / reset input wire (pink) to + V
(brown).
<Using NPN output>
Connect the test / reset input wire (pink) to 0V
(blue).
Manual reset was selected
with the test / reset input wire
(pink) connected to 0V or +V.
Open the test / reset input wire (pink).
Take action as indicated in the troubleshooting for the emitter and receiver. If the problem per-
sists, contact our office.