Kenwood TK-2180 Modification Information page 51

3 CONNECT THIRD PARTY OPTIONS
solder power cable to the pad (8C) for optional board,
which is front of TX-RX PCB.
5. Connect the GPS board cable to the following pad.
• Solder the TXD wire of the GPS board to the RXD1 or
RXD2 pad of the TK-7180/ 8180 transceivers.
Note:
RXD1 and RXD2 are shared with DB-25 pin2 and
pin10. If assigned it for Internal GPS port, it cannot
use DB-25 RXD port. The internal ports are
supporting RS-232C and TTL level both.
47
6. Install the GPS receiver to the transceiver.
• Peel off the cover of the tape on the bottom of the
GPS-15L when installing the GPS-15L receiver
with the VGS-1.
GPS 15L
VGS-1
Modification Information
Figure 3-5 Install GPS with VGS-1
Version: 1.13 USA