Figure 86. Tuning unit 4 Antenna AT-1030/URM-86, parts location diagram.
unit compartment (fig. 46). Failure
n e c t o r P901, with its wiring, to
to hear a clicking sound, when in-
f u n c t i o n as a jumper connection
s e r t i n g the connector into the re-
a c r o s s mating jack J702 mounted
c e p t a c l e , is cause for suspecting
o n the right interior wall of the
a defective microswitch. Disas-
tuning unit compartment (fig. 46).
semble and replace as indicatesad in
With connectors P902 and P903 in-
serted into their mating recep-
( 3 ) Failure of two-prong male con-
t a c l e s , micros witches S901 and