
Chapter 7 Troubleshooting
67
ELECTROSURGICAL UNIT PSD-30
No output
The A-cord is not connected to
the electrosurgical unit.
Connect the A-cord as described
in Section 3.6, “Connection of
the A-cord”.
The A-cord is not connected to
the accessory.
Connect the A-cord as described
in Section 3.6, “Connection of
the A-cord”.
The wires of the A-cord are
broken.
Replace the A-cord with a new
one.
The A-cord is not a designated
type.
Replace it with a designated
A-cord.
The S-cord is connected
incorrectly.
Connect the S-cord correctly as
described in Section 3.5,
“Connection of the S-cord (when
using an endoscope with a
S-cord connector mount)”.
The wires of the S-cord are
broken.
Replace the S-cord with a new
one.
When the S-cord is used, the tip
of the accessory is not in contact
with lesion during output.
Keep the tip in contact with the
lesion.
The alarm
sounds and
output is
inhibited.
The A-cord is not connected to
the electrosurgical unit.
Connect the A-cord as described
in Section 3.6, “Connection of
the A-cord”.
The A-cord is not connected to
the accessory.
Connect the A-cord as described
in Section 3.6, “Connection of
the A-cord”.
Output
continues.
The foot switch is short-circuited. Immediately turn the
electrosurgical unit OFF and
replace the foot switch with a
new one.
The panel
settings are
disabled.
The stand-by mode is activated.
Cancel the stand-by mode as
described in Section 5.7,
“Stand-by mode”.
The alarm
sounds and the
output setting
indicators
display “FL” and
“FS”.
The foot switch is short-circuited. Replace the foot switch with a
new one.
Irregularity
description
Possible cause
Solution