ADCMT 6253 - Items to be Inspected before Requesting the Repair

6253 DC Voltage Current Source/Monitor Operation Manual
A-1
APPENDIX
A.1 When Problems Occur (Before Requesting Repairs)
If any problem is encountered when using the 6253, 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 6253 before requesting service
Table A-1 Items to be Inspected before Requesting the 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
setting source values.
Cause:
Solution:
The output status is Standby or Suspend.
Set the output status to Operate and check that the OPR indicator on the
front panel is ON.
Cause:
Solution:
Incorrect remote sensing setting
Check the 2W/4W indicator on the front panel to see if the desired
remote sensing is specified.
Cause:
Solution:
The source value is set to 0 V or 0 A.
Verify the source value.
Cause:
Solution:
Detection of an overload voltage (Over Load) has set it to Standby.
Disconnect the connection cables.
Cause:
Solution:
Heat detection (Over Heat) or fan detection (Fan Stopped) has activated,
setting it to Standby status
Remove the cables and turn OFF the POWER switch.
Turn ON the POWER switch again.
Cause:
Solution:
The limit is activated.
Verify the limit setting.
Cause:
• The OUTPUT terminal and the SENSE terminal are incorrectly con-
nected.
• SENSE is incorrectly connected in 4-wire connection.
Solution: Verify cable connections again.
Cause: The interlock signal sets the output status to Standby.
Solution:
• Change the interlock setting.
• Set the interlock signal to LO.