13. BU-353S4 / BR-355S4
BU-355S4
PIN Number(s)
1
2,3
4
LED
Product Pin Description
Name
Type
Vin
P
USB IF
GND
P
RED
Description
Main power supply to the BU-5353.
USB IF to transmits channel for outputting
navigation and measurement data to user's
navigation software or user written software.
Ground.
LEDOFF: Receiver switch off
LED ON: Receiver switch on
No fixed, Signal searching
LED Flashing: Position Fixed