Keyboard Test - Furuno GP-1850WD Operator's Manual

12. MAINTENANCE & TROUBLESHOOTING
TEST
PROGRAM: OK
No.14518260**
SRAM: OK
DRAM: OK
PORT1: OK*
PORT2: OK *
* : Special connections are required to check these ports.
Otherwise, "--" appears.
**: Program Version No.
Test menu
5. Press the MEMORY•I/O TEST soft key to
start the test. Test results and program
nos. are shown as below.
TEST
PROGRAM: OK
No.14518260**
SRAM: OK
DRAM: OK
PORT1: OK
PORT2: OK
: Special connections are required to check these ports.
Otherwise, "--" appears.
**: Program Version No.
Memory, I/O test results
6. The test runs continuously. To return to
the TEST menu, press the RETURN soft
key.
Note: BEACON RECEIVER results only
appear on GP-1850WD.
12-4
INTERNAL
BATTERY: OK
GPS
RECEIVER: OK
No.48502060**
BEACON
RECEIVER: OK
No.08501820**
No.
RETURN
INTERNAL
BATTERY: OK
GPS
RECEIVER: OK
No.48502060**
BEACON
RECEIVER: OK
No.08501820**
No.
RETURN

Keyboard test

This test checks all controls for proper
operation.
1. Press the [MENU] followed by the
CONFIGURATION, SYSTEM MENU and
SELF TEST soft keys to display the
TEST menu.
2. Press the KEYBOARD TEST soft key to
display the screen for testing the
keyboard.
PRESS
"CLEAR" KEY
3 TIMES
TO RETURN.
Keyboard test
3. Press each key one by one. The pressed
key's on-screen location turns black if the
key is functioning properly.
4. To escape, press the [CLEAR] key three
times.
KEYBOAD
TEST