Yokogawa Standalone MW100 - Manual (Page 28)

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3. Troubleshooting
3.1. Troubleshooting
STATUS LED does not light (blink) (Measurement mode or Setting mode)
Possible Problem Corrective Action Refer to
Page
The power to the MW100 is not ON. Turn ON the power to the MW100.
Module not correctly installed. Turn OFF the power, remove the module, then
insert it into the slot again.
Malfunction. Servicing required.
STATUS LED does not blink (Setting mode)
Possible Problem Corrective Action Refer to
Page
The dipswitch settings are not correct. Turn ON dip switch number 1. P. 10
Turned MX118 dip switches while the
Power to the MW100 is ON. Power cycle the MW100.
When turning dip switches, be sure to cut the
power to the MW100 first (except no. 8). P. 10
Malfunction. Servicing required.
STATUS LED blink (Measurement mode)
Possible Problem Corrective Action Refer to
Page
The dipswitch settings are not correct. Turn OFF dip switch number 1. P. 27
Turned MX118 dip switches while the
Power to the MW100 is ON. Power cycle the MW100.
When turning dip switches, be sure to cut the
power to the MW100 first (except no. 8). P. 27
Error occurred while sending settings.
(blinked 3 times in half a second) Place the MX118 in Setting mode, then resend
the settings. P. 20
Malfunction. Servicing required.
The MW100 does not detect the MX118, or slot width is different
Possible Problem Corrective Action Refer to
Page
Module connection or module startup
error.
Attached the module while the power was
ON. Turn OFF the power, remove the module, then
insert it into the slot again.
When slot width = 2 or 3
Attached another module to the left of the
MX118. Leave 1 or 2 slots to the left of the MX118 open. P. 12
When slot width = 2 or 3
Installed the MX118 into slot 5 or 6. Install the MX118 in a different slot. P. 12
The MX118 is in Setting mode. Turn OFF the MW100, and change the MX118
to Measurement mode. P. 27
Malfunction. Servicing required.