Kenwood TK-230 Service Manual page 4

Vhf synthesized fm two-way portable radio
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K-230/230(SC
INSTALLATION
2. How to change the number of channels
2. How to mount the EEPROM (100 channels only)
(10/20/100 channels max.)
Insert the EEPROM
packaged with the KCH-2 (top
1. Change the jumper resistors R106 and R107 of the
panel
for 100 channels) into the IC8 socket of the control
control unit (X53-3210-XX) to select 10, 20, or 100
unit (X53-3210-XX) of TK-230. Solder the EEPROM
channels.
(NMC93CSBE6EN or NMC93CS66N* J).
R106
R107
Additional channel data can now
be programmed.
CH No:
10CH
O
O
.
20CH
Xx
'e)
100CH
X
Xx
©O:Used
X: Remove
CONTROL UNIT (X53-3210-XX)
Foil side
Rents,
gs
06 == :
IC8: Component side.

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