Ta Test - Furuno FS-1575 Service Manual

6.5.4 TA TEST

To conduct TA TEST, select [MENU] -> 9.SERVICE -> 5.TEST -> 4.TA TEST, and
then press the [ENTER] knob.
The TA TEST is conducted mainly to check for the connection of external terminals.
AC FAIL
RX MUTE
CW KEY
ALARM ACK
IEC-61162
ALARM UNIT
[REMOTE] PORT
REMOTE: EXT PTT
REMOTE: REMOTE(RS-232C)
REMOTE: REMORE(RS-485)
Fig. 6.5.4 CONTACT SIG and LOOP BACK Signal Circuit Diagram
CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
T-IF MOT
U8
U1
U7
CPLD
U9
U10
U3
IEC TD
Driver
U6
IEC RD
Q5
IC TD
U5
IC RD
U12
SD
U22
Driver
RD
U20
TD-A/B
Driver
U24
RD-H/C
6-37
6.5 SERVICE: TEST
T-CPU
U29
MAIN
CPU
U18
FPGA