![Koden MDC-1810BB Скачать руководство пользователя страница 159](http://html1.mh-extra.com/html/koden/mdc-1810bb/mdc-1810bb_operation-manual_1984715159.webp)
Chapter 8
MDC-1840BB/1841BB/1860BB/1810BB/1820BB Series
Trouble Shooting And On Board Servicing
Operation Manual
8-10
93142122-07
(3) IEC 61162-1 Interface
N
N
Y
Correct the polarity
N
Y
Y
Main Logic PCB is faulty
N
Signal level is not
sufficient. Take
necessary measures to
receive properly rated
signal
Y
Change the format in the menu
N
Main Logic PCB is faulty
Is signal polarity
correct?
Is the serial data (IEC
61162-1) properly received
via DATA 1,2 and 3
connector and displayed?
Press and hold the MODE
key and turn the radar on.
This allows maintenance
operation. On stand-by
mode, press MENU key
until SERIAL LINE
MONITOR displayed on the
screen. Check received
data on the screen.
Is the input signal level at the
following points in Main Logic PCB
4V or more?
J712-4 and 5 pins
J713-4 and 5 pins
J714-4 and 5 pins
Are the incoming serial
data from DATA 1, 2, and 3
acceptable format?
Y
Reset the serial data format to
IEC 61162-1
Press and hold the MODE key and turn the
radar on. This allows protected SYSTEM
SETUP MENU operation. Set the
following items to IEC 61162-1 format.
SERIAL GPS, SERIAL COMPASS and
SERIAL LOG format