Hioki SM7860 Series, Инструкция по эксплуатации

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53
6
Maintenance and Service
6.1 Troubleshooting
If damage is suspected, check the “If the device malfunctions/before you have it repaired” section below before
contacting your authorized Hioki distributor or reseller.
If the device malfunctions/before you have it repaired
Symptom Cause Solution Reference
Neither the screen nor
LEDs light up, even when
the power is turned on.
Is the power cord properly
connected?
Connect the power cord.
p. 16
Is the power supply fuse
installed?
Install the power supply fuse.
p. 56
Has the power supply fuse
been tripped?
Replace the power supply fuse.
p. 56
The device isn’t accepting
key input.
Is the unit in the key-lock
state (indicated by the key-
lock display on the screen)?
Cancel the key-lock state.
p. 13
p. 36
Settings cannot be
configured from the GP‑IB
interface.
Do the GP‑IB address
settings on the device and
controller differ?
Set the correct GP‑IB address.
p. 14
p. 27
Did you use the RS-232C
interface?
Turn the device off, wait several minutes,
and turn the device back on.
The GP‑IB interface cannot be used
immediately after the RS-232C interface is
used.
p. 24
Settings cannot be
configured from the
RS-232C interface.
Did you send the
RMT
command?
Send the
RMT
command first for the RS‑
232C interface.
p. 28
Do the controller’s RS-232C
settings differ from the unit’s
communications conditions?
Change the controller’s RS-232C
communications settings.
p. 24
p. 28
Did you use the GP‑IB
interface?
Turn the device off, wait several minutes,
and turn the device back on.
The RS-232C interface cannot be used
immediately after the GP‑IB interface is
used.
p. 24
Are you using a straight
cable?
Use a cross cable.
p. 27
No voltage is being output
from the voltage output
terminal.
Is the interlock operating?
Is the interlock indicator lit
up?
The EXT I/O connector’s interlock input
signal is on. Check the reason that
interlock has been activated and rectify it.
p. 10
p. 38
Is the signal that turns
the output channel on
being input to the EXT I/O
connector?
Set the channel being used to on with the
input pins that turn each channel on and
off.
p. 38
Is the signal that turns output
on being input to the EXT
I/ O connector?
Does the voltage output
indicator light up when
output is turned on?
Set the input pin that turns output on and
off to on.
p. 38
6 Maintenance and Service