Sony CDU31A Series Service Manual page 8

DISTURBANCE OllT
/ERR INPUT
to from FE3 or TE3
DISTURBANCE
ON/Qff
Fig. 2-2 (b) SIA Attachment Tool
2-3
DISTURBANCE INPUT
from OSC of NF501 O
Analyzer
(or RC Oscillator)
+12V ....
----1-----0
+12V
.r-F-::
12V