The pr obe canno t b e i den t if ied
Is the fault related to the
pr obe?
Replace the probe
Yes
No
Is the fault related to the
s lo t ?
Yes
Replace the probe extend er
Replace the probe extend er
No
Does th e fau lt recur
after con necting the probe
to the main unit directly?
No
Are the p ins o f the
pr obe plug (two ends)
abn ormal ob vious ly?
No
Rep lace t he pro be or pr obe
extend er with ob viou s
differences
Yes
Are the pins of the probe
interface on the main unit
abn ormal ob vious ly?
Yes
Replace the probe connection
bo ard
Yes
No
Replace the main board
Is the fault rectified?
No
Is the fault rectified?
Is the fault rectified?
Is the fault rectified?
Is the fault rectified?
No
No
No
No
Yes
Yes
Yes
Yes
No. Description Remarks