Sony ST-JX44L Service Manual page 4

ST-JX44L
® Circuit Connections Depending on the Ceramic Filter
(CF101 ~ 103)
This set employs five types of ceramic filter which
have different center frequency. The pattern connec-
tions will be different to match the center frequency
with the intermediate frequency. That is, the pattern
connections will be different depending on the color
mark on the ceramic filter.
color mark
AN
Jumper wire connection
(e) (e)
xX
x
x
[e)
x
10)
Xx
[@)
x
O : connected
FM intermediate
frequency (MHz)
X : not connected
FM intermediate frequency is determined by five
types as shown above with specifing the state at
terminal 24, 25 and 26 of IC402 by Jumper wire
connection.
* CF101, 102 and 103 should be used the ceramic
filters of same center frequency.
*Jumper wires (J1-J3) are located in the section
"FE-4" of the mounting diagram on page 21 or 29.