95
OPTION INSTALLATION
12
■ FL-430/FL-431
1s t if f i lt e r installation
The optional filters, FL-430 1s t if f i lt e r (6 khz) or FL-
431 1s t if f i lt e r (3 khz) provides 6 or 3 kHz filtering to
reduce interference from strong nearby signals.
q Remove the top and bottom covers as shown on
page 94.
w Install the FL-430 or FL-431 as shown to the right.
•TheconnectorsontheIC-7410aremarkedfortheap-
propriate filter.
•EnsuretheFL-430orFL-431isinstalledcorrectly.
e Return the top and bottom covers to the original po-
sitions.
After installation, a 6 kHz or 3 kHz filter width can
be used. See page 58 for details.
FL-431 (3 khz) FL-430 (6 khz)
Top
Bottom
Rear
Front