Diagnostics; Memory I/O Test - Furuno NAVNET 1722 Operator's Manual

7.5

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.
7.5.1

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.
6. 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, ETR-30N.
*** = Requires ARP-equipped Model
1833/1833C series network radar.
Test & memory clear menu
7. MAINTENANCE, TROUBLESHOOTING
MEMORY
I/O TST
RETURN
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