Part I Service Scenarios
Repair 95
3.2.3.1 Involved Modules or Boards
No. Description Remarks
1. Probe board /
2 Main board /
3.2.3.2 Information to Be Collected
No. Information to Be Collected Remarks
1. Image feature, including dark stripes and
noise
/
2 The imaging features of various probes /
3.2.3.3 Troubleshooting Flow
No echo or weak echo
In se rt a probe
Can the probe be
identified?
Change a probe
Yes
Doe s the fa ul t
recur?
Yes
Replace the main board
End
No
Trigger the
diagnosis process
for probe
identification
failure
No
Is fault rectified?
Yes
No
Contact R&D
personnel
Fault 2: white stripe or black stripe