17-1
IM 765501-01E
Troubleshooting
and
Maintenance
3
2
1
6
5
4
9
8
7
12
11
10
15
14
13
18
17
17
16
Index
App
17.1 Troubleshooting
• For the appropriate corrective actions when an error code is shown on the display,
see section 17.2.
• If servicing is necessary, or if the instrument is not operating correctly after performing
the corrective actions described below, contact your nearest YOKOGAWA dealer.
Problem
Probable Cause
Corrective Action
Reference
Section
The power does not turn
Using a power supply outside the Use a correct power supply.
3.3
ON.
ratings.
The GS610 does not
The setup file is corrupt.
If the GS610 still does not power up correctly
-
power up correctly.
even after cycling the power, turn ON the power
while holding down the ESC key and +/- key.
The GS610 powers up by forcibly formatting the
GS610ROM disk. If the GS610 still does not
power up correctly, servicing is required.
Nothing is displayed.
The display is turned OFF.
If the SHIFT key is blinking, the display is turned
11.5
OFF.
Press any key or turn the rotary knob.
Keys do not work.
The GS610 is in remote mode.
The GS610 is in remote mode when the remote
-
indicator is illuminated.
Press the MISC key to enter the LOCAL mode.
The keys are locked.
If the KEYLOCK indicator is illuminated, the keys
11.7
are locked.
Press the SHIFT+TIME key to clear the key lock.
Other causes.
If a certain key does not work, it may be due to a
17.3
bad connection.
Perform a key test of the self test. If there are keys
that do not operate, servicing is required.
The USB storage function The GS610ROM disk is corrupt.
If only the GS610RAM disk appears on the PC,
4.3
does not work.
the GS610ROM disk may be corrupt.
Format the disk.
The drive assignment on the PC
Use a management tool on the PC and change
-
overlaps with another drive.
the drive letter so that it does not overlap with
other drives.
The PC does not support the USB The USB storage function is valid on Windows
-
mass storage class.
PCs. Check that the GS610 is detected
in Device Manager.s
The file written from the
The file is written only to the PC
Carry out “Safely remove USB Mass Storage
-
PC cannot be viewed on
cache memory.
Device” on the PC to make sure that the cache is
the GS610.
written to the storage device.
The source value or
Insufficient warm-up.
Warm up the GS610 for 60 minutes after turning -
measured value is odd.
ON the power.
The ambient temperature is
Use the GS610 in a stable environment within the -
fluctuating.
specification range.
The signal contains noise.
Use the GS610 in an environment free of noise.
7.5
Exercise caution especially when handling minute
voltage or current. The measured value stabilizes
when the integration time is increased.
The GS610 is oscillating.
Check whether the load is within the allowable
3.5
range.
Use twisted-pair wires for wiring.
The connection is inappropriate.
In the case of a four-terminal connection, check
3.5
that the connection is correct.
Note that in the case of a two-terminal connection,
the GS610 receives effects from the lead wire
resistance or contact resistance when the output
current is large.
Chapter 17 Troubleshooting and Maintenance