Yamaha EF7000 - Switches; Checking the Switch Continuity

5-28
ELEC
SWITCHES
CHECKING THE SWITCH CONTINUITY
Use a tester to check the terminals for conti-
nuity. If a continuity error is found at any point,
replace the switch.
Analog pocket tester:
YU-03112-C
Pocket tester:
90890-03112
TIP
9 Set the pocket tester to “0” before starting a
test.
9 To test the switch for continuity, set the
pocket tester to the “W × 1” range.
9 Turn the switch on and off several times
during the test.
A
A typical example of switch continuity test.
Measurement example of the electric compo-
nents
A
Connect the connector and check.
W
W
W
W
A
A
B
B
Disconnect the connector and check.
SWITCHES