ZS3 Service Manual Page 234 of 295
3. Ensure the module is docked in the system.
4. Energize the system.
5. Verify that the LCD display is functioning correctly by watching the boot and
verifying that normal imaging is displayed after fully booted.
6. Attach a transducer (if not already connected) and enable PW mode.
7. Turn PW Gain up to obtain a filled in spectral trace with excess noise (this will
generate white noise for the speakers)
8. Turn the Volume up (Clockwise) and verify that the white noise is audible from
both speakers.
9. If possible – scanning with actual Doppler flow is ideal, but not required.
10. Verification is complete – return system to normal operation.