Diagnosis Process For Outdoor Communication Circuit - Toyotomi TAG-A16 HDI Service Manual

Start
Test voltage
value with Test
10 position in
diagram with
voltage meter
Number jumping
Y
Test voltage
value with Test
13 position in
diagram with
voltage meter
Y
Number jumping
Y
Test voltage
value with Test
11 position in
diagram with
voltage meter
Number jumping
Y
Test voltage
value with Test
12 position in
diagram with
voltage meter
Number jumping
Y
The circuit of
outdoor unit
communication
is normal
N
N
Outdoor unit
malfunction
N
N
End