Diode test
Connect the black colour test probe
to terminal: COM
[
1 ]
Turn the rotary knob
Press SELECT
[
5 ]
shown in the display
Connect the black colour test probe
to the cathode of the diode to be
[
1 ]
tested and the red colour test probe
to the anode of this diode .
8 ]
[
Read the approximate forward
voltage drop of the diode in the
display
.
2 ]
[
Continuity test
Connect the black colour test probe
to terminal: COM
1 ]
[
Turn the rotary knob
Press SELECT
5 ]
[
in the display
[
2 ]
Connect the black colour test probe
and the red colour test probe
[
1 ]
across the circuit to be tested .
Result:
Resistance
≤ 30 Ω
≥ 30 Ω to
≤ 120 Ω
≥ 120 Ω
.
[
1a ]
to
.
[
6 ]
until
is
15 ]
[
.
2 ]
[
.
[
1a ]
to
.
[
6 ]
until
is shown
16 ]
[
.
8 ]
[
Buzzer sounds
Yes
Buzzer may sound
No
NOTES:
Before measurement:
–
Disconnect all power at the circuit
to be tested .
–
Discharge all capacitors thoroughly .
Fuse replacement
m
DANGER: Risk of electric
shock! Use only a fuse with the same
specifications (250 mA / 600 V fast
blow fuse) .
Before opening the product:
–
Switch off the product .
–
Remove both test probes
from any circuit .
Loosen the screw
compartment
[
10 ]
battery compartment cover .
Remove the batteries .
Loosen the 4 screws
back of the housing . Remove the back
housing cover .
Replace the faulty fuse
new fuse of the same type (250 mA /
600 V fast blow fuse) .
Reattach the back housing cover .
Tighten the 4 screws
Put the batteries back into the battery
compartment .
Reattach the battery compartment
cover . Tighten the screw
[
1 ]
[
8 ]
of the battery
[
11 ]
cover . Remove the
from the
[
9 ]
with a
12 ]
[
.
[
9 ]
10 ]
[
.
11 ]
[
GB/MT
69