Digisystem, Functional Checks
7. Batteries
8. Power mode
9. Radio mode
10. 8 kHz
11. 33 kHz
12. Depth Mode
(550i & 650i)
8 kHz and 33 kHZ
Tested by:
Functional Test Check List
Replace
Return for repair Response width and peak
Return for repair Response width and peak
Return for repair Response width and peak
Return for repair Response width and peak
Return for repair Gives same result as test unit
Replace alkaline batteries if
pack is exhausted (no
response) or if the battery
indicator light is illuminated
or flashing after display test.
Replace all batteries !
value similar to test unit.
value similar to test unit.
value similar to test unit.
value similar to test unit.
(10% accuracy).
Date:
89