Diagnostics; Memory I/O Test - Furuno NAVNET GD-1920C Operator's Manual

8.8

Diagnostics

This paragraph provides the procedures for testing the equipment for proper operation.
Four tests are provided: Memory I/O test, Keyboard test, Remote controller test, and Test
pattern.

8.8.1 Memory I/O test

The memory I/O test provides for individual testing of the display unit, GPS Receiver
GP-310B/320B, Network Sounder ETR-6/10N, ETR-30N and ARP, displaying program
number and checking for proper operation.
1. Press the MENU key to show the menu.
2. Press the SYSTEM CONFIGURATION soft key.
3. Press the SYSTEM SETUP soft key.
4. Press the TEST & CLEAR soft key.
5. Press the MEMORY I/O TEST soft key.
7. Then, press appropriate soft key to start a diagnostic test.
DISPLAY UNIT TEST
GPS SENSOR TEST*
NETWORK SOUNDER TEST**
ARP TEST***
* = Requires GPS Receiver GP-310B/320B.
** = Requires Network Sounder ETR-6/10N or ETR-30N.
*** = Requires ARP-equipped Model
18x4/19x4 series network radar.
MEMORY I/O TEST menu
8. MAINTENANCE, TROUBLESHOOTING
MEMORY
I/O TST
RETURN
8-7