4601 I-V Meter Operation Manual
APPENDIX
A-1
APPENDIX
A.1 When Problems Occur (Before Requesting Repairs)
If any problem is encountered when using the 4601, inspect the unit referring to Table A-1. If the problem
cannot be solved by the suggested remedial actions, contact an ADC CORPORATION sales representative.
Fees will be charged for repairs by ADC CORPORATION even if the problem is one of those listed in Table
A-1. Therefore, carefully inspect the 4601 before requesting service
Table A-1 Items to be Inspected before Requesting Repair (1 of 2)
Q (Symptom)
A (Cause and Solution)
1. Turning on the
POWER
switch does
not display the screen.
Cause:
Solution:
The power fuse is open.
Replace it with the correct fuse.
2. Does not output the
set source value.
Cause:
Solution:
It is in Standby or Suspended status.
Set Operate and check that the
OPR
indicator on the front panel is ON.
Cause:
Solution:
The source value is set to 0 V.
Check the source value.
Cause:
Solution:
Detection of an overload voltage (Over Load) has set it to Standby.
Disconnect the cable.
Cause:
Solution:
Overheat detection (Over Heat) or fan detection (Fan Stopped) has set it
to Standby.
Disconnect the cable and turn OFF the
POWER
switch.
Turn ON the
POWER
switch again.
Cause:
Solution:
The limiter is activated.
Check the limiter settin
Cause:
Solution:
• The
OUTPUT
terminal and the
SENSE
terminal are incorrectly
connected.
• The
SENSE
terminal is incorrectly connected in 4-wire connection.
Check the cable connections again.
Cause:
Solution:
Entered Standby due to the OPERATE IN/OUT signal.
• Change the OPERATE IN/OUT signal setting to another setting.
• Set the Operate Control signal to LO.
