12.1 Troubleshooting
161
12
1-4 The LED Com-
parator Attach-
ment will not turn
on.
Instrument’s com-
parator lamp
On The attachment is not properly
connected.
Connect the LED Comparator
Attachment properly to the
COMP.OUT jack.
p.70
There is a broken connection.
Replace the LED Comparator
Attachment.
−
Off See No. 1-3 above, "The instru-
ment’s comparator lamp will not
turn on."
p.160
1-5 The beeper is not
audible.
Key operation sound
setting
OFF The function is OFF.
Turn ON the function.
p.82
Judgment sound set-
ting
OFF The function is OFF.
Turn ON the function.
p.68
1-6 You wish to
change the
beeper volume.
The instrument’s beeper volume can-
not be changed.
−
−
No Issue Items to check Possible causes Solutions See
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