Chapter 10 Options Installation; Filter - Kenwood TS-50S Instruction Manual

10 OPTIONS INSTALLATION
Caution:
UNPLUG THE DC POWER CABLE BEFORE
BEGINNING INSTALLATION.
FILTER
1 Remove the transceiver top cover (7 screws).
MENU SET·UP CHANGE
To use the new filter, change the Menu Set-up with
this procedure:
1 Connect the DC power cable.
2 Switch on the power.
3 Hold the
F.LOCK
button for more than two
..... seconds to enter the Menu Set-up mode.
2 Remove the speaker and speaker bracket.
3 Remove the screw that secures the small board to
the main board.
4 Remove the small board from the main board.
Note the orientation.
5 Solder the filter onto the board. Use a low power
iron (25W) and rosin core solder. Do not overheat
the PC board and lift foil traces, and do not use
excess solder and cause a solder bridge (short).
Clip the filter leads flush to the PC board after
soldering.
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6 Reinstall the small board with the screw. Orient
the board as it was before removal.
7 Reinstall the speaker bracket and speaker.
8 Reinstall the top cover.
Note: Be careful not to pinch your fingers nor the wires,
55
4 Press the
AlB
button to select Menu A.
5 Select Menu No. 03 with the tuning control.
6 Select the SSB or CW mode.
7 Select 0.5 kHz with the
UP
or
DOWN
button.
The -N indicator appears in the modulation mode
area.
8 Press the
CLR
or
F.LOCK
button to exit Menu
Set-up.